/* vi:set ts=8 sts=4 sw=4 noet: * * VIM - Vi IMproved by Bram Moolenaar * * Do ":help uganda" in Vim to read copying and usage conditions. * Do ":help credits" in Vim to see a list of people who contributed. * See README.txt for an overview of the Vim source code. */ /* * ex_docmd.c: functions for executing an Ex command line. */ #include "vim.h" static int quitmore = 0; static int ex_pressedreturn = FALSE; #ifndef FEAT_PRINTER # define ex_hardcopy ex_ni #endif #ifdef FEAT_USR_CMDS typedef struct ucmd { char_u *uc_name; /* The command name */ long_u uc_argt; /* The argument type */ char_u *uc_rep; /* The command's replacement string */ long uc_def; /* The default value for a range/count */ int uc_compl; /* completion type */ int uc_addr_type; /* The command's address type */ # ifdef FEAT_EVAL sctx_T uc_script_ctx; /* SCTX where the command was defined */ # ifdef FEAT_CMDL_COMPL char_u *uc_compl_arg; /* completion argument if any */ # endif # endif } ucmd_T; #define UC_BUFFER 1 /* -buffer: local to current buffer */ static garray_T ucmds = {0, 0, sizeof(ucmd_T), 4, NULL}; #define USER_CMD(i) (&((ucmd_T *)(ucmds.ga_data))[i]) #define USER_CMD_GA(gap, i) (&((ucmd_T *)((gap)->ga_data))[i]) static void do_ucmd(exarg_T *eap); static void ex_command(exarg_T *eap); static void ex_delcommand(exarg_T *eap); # ifdef FEAT_CMDL_COMPL static char_u *get_user_command_name(int idx); # endif /* Wether a command index indicates a user command. */ # define IS_USER_CMDIDX(idx) ((int)(idx) < 0) #else # define ex_command ex_ni # define ex_comclear ex_ni # define ex_delcommand ex_ni /* Wether a command index indicates a user command. */ # define IS_USER_CMDIDX(idx) (FALSE) #endif #ifdef FEAT_EVAL static char_u *do_one_cmd(char_u **, int, struct condstack *, char_u *(*fgetline)(int, void *, int), void *cookie); #else static char_u *do_one_cmd(char_u **, int, char_u *(*fgetline)(int, void *, int), void *cookie); static int if_level = 0; /* depth in :if */ #endif static void free_cmdmod(void); static void append_command(char_u *cmd); static char_u *find_command(exarg_T *eap, int *full); static void ex_abbreviate(exarg_T *eap); static void ex_map(exarg_T *eap); static void ex_unmap(exarg_T *eap); static void ex_mapclear(exarg_T *eap); static void ex_abclear(exarg_T *eap); #ifndef FEAT_MENU # define ex_emenu ex_ni # define ex_menu ex_ni # define ex_menutranslate ex_ni #endif static void ex_autocmd(exarg_T *eap); static void ex_doautocmd(exarg_T *eap); static void ex_bunload(exarg_T *eap); static void ex_buffer(exarg_T *eap); static void ex_bmodified(exarg_T *eap); static void ex_bnext(exarg_T *eap); static void ex_bprevious(exarg_T *eap); static void ex_brewind(exarg_T *eap); static void ex_blast(exarg_T *eap); static char_u *getargcmd(char_u **); static char_u *skip_cmd_arg(char_u *p, int rembs); static int getargopt(exarg_T *eap); #ifndef FEAT_QUICKFIX # define ex_make ex_ni # define ex_cbuffer ex_ni # define ex_cc ex_ni # define ex_cnext ex_ni # define ex_cfile ex_ni # define qf_list ex_ni # define qf_age ex_ni # define qf_history ex_ni # define ex_helpgrep ex_ni # define ex_vimgrep ex_ni #endif #if !defined(FEAT_QUICKFIX) # define ex_cclose ex_ni # define ex_copen ex_ni # define ex_cwindow ex_ni # define ex_cbottom ex_ni #endif #if !defined(FEAT_QUICKFIX) || !defined(FEAT_EVAL) # define ex_cexpr ex_ni #endif static linenr_T get_address(exarg_T *, char_u **, int addr_type, int skip, int silent, int to_other_file, int address_count); static void get_flags(exarg_T *eap); #if !defined(FEAT_PERL) \ || !defined(FEAT_PYTHON) || !defined(FEAT_PYTHON3) \ || !defined(FEAT_TCL) \ || !defined(FEAT_RUBY) \ || !defined(FEAT_LUA) \ || !defined(FEAT_MZSCHEME) # define HAVE_EX_SCRIPT_NI static void ex_script_ni(exarg_T *eap); #endif static char *invalid_range(exarg_T *eap); static void correct_range(exarg_T *eap); #ifdef FEAT_QUICKFIX static char_u *replace_makeprg(exarg_T *eap, char_u *p, char_u **cmdlinep); #endif static char_u *repl_cmdline(exarg_T *eap, char_u *src, int srclen, char_u *repl, char_u **cmdlinep); static void ex_highlight(exarg_T *eap); static void ex_colorscheme(exarg_T *eap); static void ex_quit(exarg_T *eap); static void ex_cquit(exarg_T *eap); static void ex_quit_all(exarg_T *eap); static void ex_close(exarg_T *eap); static void ex_win_close(int forceit, win_T *win, tabpage_T *tp); static void ex_only(exarg_T *eap); static void ex_resize(exarg_T *eap); static void ex_stag(exarg_T *eap); static void ex_tabclose(exarg_T *eap); static void ex_tabonly(exarg_T *eap); static void ex_tabnext(exarg_T *eap); static void ex_tabmove(exarg_T *eap); static void ex_tabs(exarg_T *eap); #if defined(FEAT_QUICKFIX) static void ex_pclose(exarg_T *eap); static void ex_ptag(exarg_T *eap); static void ex_pedit(exarg_T *eap); #else # define ex_pclose ex_ni # define ex_ptag ex_ni # define ex_pedit ex_ni #endif static void ex_hide(exarg_T *eap); static void ex_stop(exarg_T *eap); static void ex_exit(exarg_T *eap); static void ex_print(exarg_T *eap); #ifdef FEAT_BYTEOFF static void ex_goto(exarg_T *eap); #else # define ex_goto ex_ni #endif static void ex_shell(exarg_T *eap); static void ex_preserve(exarg_T *eap); static void ex_recover(exarg_T *eap); static void ex_mode(exarg_T *eap); static void ex_wrongmodifier(exarg_T *eap); static void ex_find(exarg_T *eap); static void ex_open(exarg_T *eap); static void ex_edit(exarg_T *eap); #ifndef FEAT_GUI # define ex_gui ex_nogui static void ex_nogui(exarg_T *eap); #endif #if defined(FEAT_GUI_W32) && defined(FEAT_MENU) && defined(FEAT_TEAROFF) static void ex_tearoff(exarg_T *eap); #else # define ex_tearoff ex_ni #endif #if (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK) \ || defined(FEAT_TERM_POPUP_MENU)) && defined(FEAT_MENU) static void ex_popup(exarg_T *eap); #else # define ex_popup ex_ni #endif #ifndef FEAT_GUI_MSWIN # define ex_simalt ex_ni #endif #if !defined(FEAT_GUI_MSWIN) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF) # define gui_mch_find_dialog ex_ni # define gui_mch_replace_dialog ex_ni #endif #if !defined(FEAT_GUI_GTK) # define ex_helpfind ex_ni #endif #ifndef FEAT_CSCOPE # define ex_cscope ex_ni # define ex_scscope ex_ni # define ex_cstag ex_ni #endif #ifndef FEAT_SYN_HL # define ex_syntax ex_ni # define ex_ownsyntax ex_ni #endif #ifndef FEAT_EVAL # define ex_packadd ex_ni # define ex_packloadall ex_ni #endif #if !defined(FEAT_SYN_HL) || !defined(FEAT_PROFILE) # define ex_syntime ex_ni #endif #ifndef FEAT_SPELL # define ex_spell ex_ni # define ex_mkspell ex_ni # define ex_spelldump ex_ni # define ex_spellinfo ex_ni # define ex_spellrepall ex_ni #endif #ifndef FEAT_PERSISTENT_UNDO # define ex_rundo ex_ni # define ex_wundo ex_ni #endif #ifndef FEAT_LUA # define ex_lua ex_script_ni # define ex_luado ex_ni # define ex_luafile ex_ni #endif #ifndef FEAT_MZSCHEME # define ex_mzscheme ex_script_ni # define ex_mzfile ex_ni #endif #ifndef FEAT_PERL # define ex_perl ex_script_ni # define ex_perldo ex_ni #endif #ifndef FEAT_PYTHON # define ex_python ex_script_ni # define ex_pydo ex_ni # define ex_pyfile ex_ni #endif #ifndef FEAT_PYTHON3 # define ex_py3 ex_script_ni # define ex_py3do ex_ni # define ex_py3file ex_ni #endif #if !defined(FEAT_PYTHON) && !defined(FEAT_PYTHON3) # define ex_pyx ex_script_ni # define ex_pyxdo ex_ni # define ex_pyxfile ex_ni #endif #ifndef FEAT_TCL # define ex_tcl ex_script_ni # define ex_tcldo ex_ni # define ex_tclfile ex_ni #endif #ifndef FEAT_RUBY # define ex_ruby ex_script_ni # define ex_rubydo ex_ni # define ex_rubyfile ex_ni #endif #ifndef FEAT_KEYMAP # define ex_loadkeymap ex_ni #endif static void ex_swapname(exarg_T *eap); static void ex_syncbind(exarg_T *eap); static void ex_read(exarg_T *eap); static void ex_pwd(exarg_T *eap); static void ex_equal(exarg_T *eap); static void ex_sleep(exarg_T *eap); static void do_exmap(exarg_T *eap, int isabbrev); static void ex_winsize(exarg_T *eap); static void ex_wincmd(exarg_T *eap); #if defined(FEAT_GUI) || defined(UNIX) || defined(VMS) || defined(MSWIN) static void ex_winpos(exarg_T *eap); #else # define ex_winpos ex_ni #endif static void ex_operators(exarg_T *eap); static void ex_put(exarg_T *eap); static void ex_copymove(exarg_T *eap); static void ex_submagic(exarg_T *eap); static void ex_join(exarg_T *eap); static void ex_at(exarg_T *eap); static void ex_bang(exarg_T *eap); static void ex_undo(exarg_T *eap); #ifdef FEAT_PERSISTENT_UNDO static void ex_wundo(exarg_T *eap); static void ex_rundo(exarg_T *eap); #endif static void ex_redo(exarg_T *eap); static void ex_later(exarg_T *eap); static void ex_redir(exarg_T *eap); static void ex_redrawstatus(exarg_T *eap); static void ex_redrawtabline(exarg_T *eap); static void close_redir(void); static void ex_mkrc(exarg_T *eap); static void ex_mark(exarg_T *eap); #ifdef FEAT_USR_CMDS static char *uc_fun_cmd(void); static char_u *find_ucmd(exarg_T *eap, char_u *p, int *full, expand_T *xp, int *compl); #endif static void ex_startinsert(exarg_T *eap); static void ex_stopinsert(exarg_T *eap); #ifdef FEAT_FIND_ID static void ex_checkpath(exarg_T *eap); static void ex_findpat(exarg_T *eap); #else # define ex_findpat ex_ni # define ex_checkpath ex_ni #endif #if defined(FEAT_FIND_ID) && defined(FEAT_QUICKFIX) static void ex_psearch(exarg_T *eap); #else # define ex_psearch ex_ni #endif static void ex_tag(exarg_T *eap); static void ex_tag_cmd(exarg_T *eap, char_u *name); #ifndef FEAT_EVAL # define ex_scriptnames ex_ni # define ex_finish ex_ni # define ex_echo ex_ni # define ex_echohl ex_ni # define ex_execute ex_ni # define ex_call ex_ni # define ex_if ex_ni # define ex_endif ex_ni # define ex_else ex_ni # define ex_while ex_ni # define ex_continue ex_ni # define ex_break ex_ni # define ex_endwhile ex_ni # define ex_throw ex_ni # define ex_try ex_ni # define ex_catch ex_ni # define ex_finally ex_ni # define ex_endtry ex_ni # define ex_endfunction ex_ni # define ex_let ex_ni # define ex_unlet ex_ni # define ex_lockvar ex_ni # define ex_unlockvar ex_ni # define ex_function ex_ni # define ex_delfunction ex_ni # define ex_return ex_ni # define ex_oldfiles ex_ni #endif static char_u *arg_all(void); #ifdef FEAT_SESSION static int makeopens(FILE *fd, char_u *dirnow); static int put_view(FILE *fd, win_T *wp, int add_edit, unsigned *flagp, int current_arg_idx); static void ex_loadview(exarg_T *eap); static char_u *get_view_file(int c); static int did_lcd; /* whether ":lcd" was produced for a session */ #else # define ex_loadview ex_ni #endif #ifndef FEAT_EVAL # define ex_compiler ex_ni #endif #ifdef FEAT_VIMINFO static void ex_viminfo(exarg_T *eap); #else # define ex_viminfo ex_ni #endif static void ex_behave(exarg_T *eap); static void ex_filetype(exarg_T *eap); static void ex_setfiletype(exarg_T *eap); #ifndef FEAT_DIFF # define ex_diffoff ex_ni # define ex_diffpatch ex_ni # define ex_diffgetput ex_ni # define ex_diffsplit ex_ni # define ex_diffthis ex_ni # define ex_diffupdate ex_ni #endif static void ex_digraphs(exarg_T *eap); static void ex_set(exarg_T *eap); #if !defined(FEAT_EVAL) # define ex_options ex_ni #endif #ifdef FEAT_SEARCH_EXTRA static void ex_nohlsearch(exarg_T *eap); static void ex_match(exarg_T *eap); #else # define ex_nohlsearch ex_ni # define ex_match ex_ni #endif #ifdef FEAT_CRYPT static void ex_X(exarg_T *eap); #else # define ex_X ex_ni #endif #ifdef FEAT_FOLDING static void ex_fold(exarg_T *eap); static void ex_foldopen(exarg_T *eap); static void ex_folddo(exarg_T *eap); #else # define ex_fold ex_ni # define ex_foldopen ex_ni # define ex_folddo ex_ni #endif #if !(defined(HAVE_LOCALE_H) || defined(X_LOCALE)) # define ex_language ex_ni #endif #ifndef FEAT_SIGNS # define ex_sign ex_ni #endif #ifndef FEAT_NETBEANS_INTG # define ex_nbclose ex_ni # define ex_nbkey ex_ni # define ex_nbstart ex_ni #endif #ifndef FEAT_EVAL # define ex_debug ex_ni # define ex_breakadd ex_ni # define ex_debuggreedy ex_ni # define ex_breakdel ex_ni # define ex_breaklist ex_ni #endif #ifndef FEAT_CMDHIST # define ex_history ex_ni #endif #ifndef FEAT_JUMPLIST # define ex_jumps ex_ni # define ex_clearjumps ex_ni # define ex_changes ex_ni #endif #ifndef FEAT_PROFILE # define ex_profile ex_ni #endif #ifndef FEAT_TERMINAL # define ex_terminal ex_ni #endif /* * Declare cmdnames[]. */ #define DO_DECLARE_EXCMD #include "ex_cmds.h" #include "ex_cmdidxs.h" static char_u dollar_command[2] = {'$', 0}; #ifdef FEAT_EVAL /* Struct for storing a line inside a while/for loop */ typedef struct { char_u *line; /* command line */ linenr_T lnum; /* sourcing_lnum of the line */ } wcmd_T; /* * Structure used to store info for line position in a while or for loop. * This is required, because do_one_cmd() may invoke ex_function(), which * reads more lines that may come from the while/for loop. */ struct loop_cookie { garray_T *lines_gap; /* growarray with line info */ int current_line; /* last read line from growarray */ int repeating; /* TRUE when looping a second time */ /* When "repeating" is FALSE use "getline" and "cookie" to get lines */ char_u *(*getline)(int, void *, int); void *cookie; }; static char_u *get_loop_line(int c, void *cookie, int indent); static int store_loop_line(garray_T *gap, char_u *line); static void free_cmdlines(garray_T *gap); /* Struct to save a few things while debugging. Used in do_cmdline() only. */ struct dbg_stuff { int trylevel; int force_abort; except_T *caught_stack; char_u *vv_exception; char_u *vv_throwpoint; int did_emsg; int got_int; int did_throw; int need_rethrow; int check_cstack; except_T *current_exception; }; static void save_dbg_stuff(struct dbg_stuff *dsp) { dsp->trylevel = trylevel; trylevel = 0; dsp->force_abort = force_abort; force_abort = FALSE; dsp->caught_stack = caught_stack; caught_stack = NULL; dsp->vv_exception = v_exception(NULL); dsp->vv_throwpoint = v_throwpoint(NULL); /* Necessary for debugging an inactive ":catch", ":finally", ":endtry" */ dsp->did_emsg = did_emsg; did_emsg = FALSE; dsp->got_int = got_int; got_int = FALSE; dsp->did_throw = did_throw; did_throw = FALSE; dsp->need_rethrow = need_rethrow; need_rethrow = FALSE; dsp->check_cstack = check_cstack; check_cstack = FALSE; dsp->current_exception = current_exception; current_exception = NULL; } static void restore_dbg_stuff(struct dbg_stuff *dsp) { suppress_errthrow = FALSE; trylevel = dsp->trylevel; force_abort = dsp->force_abort; caught_stack = dsp->caught_stack; (void)v_exception(dsp->vv_exception); (void)v_throwpoint(dsp->vv_throwpoint); did_emsg = dsp->did_emsg; got_int = dsp->got_int; did_throw = dsp->did_throw; need_rethrow = dsp->need_rethrow; check_cstack = dsp->check_cstack; current_exception = dsp->current_exception; } #endif /* * do_exmode(): Repeatedly get commands for the "Ex" mode, until the ":vi" * command is given. */ void do_exmode( int improved) /* TRUE for "improved Ex" mode */ { int save_msg_scroll; int prev_msg_row; linenr_T prev_line; varnumber_T changedtick; if (improved) exmode_active = EXMODE_VIM; else exmode_active = EXMODE_NORMAL; State = NORMAL; /* When using ":global /pat/ visual" and then "Q" we return to continue * the :global command. */ if (global_busy) return; save_msg_scroll = msg_scroll; ++RedrawingDisabled; /* don't redisplay the window */ ++no_wait_return; /* don't wait for return */ #ifdef FEAT_GUI /* Ignore scrollbar and mouse events in Ex mode */ ++hold_gui_events; #endif msg(_("Entering Ex mode. Type \"visual\" to go to Normal mode.")); while (exmode_active) { /* Check for a ":normal" command and no more characters left. */ if (ex_normal_busy > 0 && typebuf.tb_len == 0) { exmode_active = FALSE; break; } msg_scroll = TRUE; need_wait_return = FALSE; ex_pressedreturn = FALSE; ex_no_reprint = FALSE; changedtick = CHANGEDTICK(curbuf); prev_msg_row = msg_row; prev_line = curwin->w_cursor.lnum; if (improved) { cmdline_row = msg_row; do_cmdline(NULL, getexline, NULL, 0); } else do_cmdline(NULL, getexmodeline, NULL, DOCMD_NOWAIT); lines_left = Rows - 1; if ((prev_line != curwin->w_cursor.lnum || changedtick != CHANGEDTICK(curbuf)) && !ex_no_reprint) { if (curbuf->b_ml.ml_flags & ML_EMPTY) emsg(_(e_emptybuf)); else { if (ex_pressedreturn) { /* go up one line, to overwrite the ":" line, so the * output doesn't contain empty lines. */ msg_row = prev_msg_row; if (prev_msg_row == Rows - 1) msg_row--; } msg_col = 0; print_line_no_prefix(curwin->w_cursor.lnum, FALSE, FALSE); msg_clr_eos(); } } else if (ex_pressedreturn && !ex_no_reprint) /* must be at EOF */ { if (curbuf->b_ml.ml_flags & ML_EMPTY) emsg(_(e_emptybuf)); else emsg(_("E501: At end-of-file")); } } #ifdef FEAT_GUI --hold_gui_events; #endif --RedrawingDisabled; --no_wait_return; update_screen(CLEAR); need_wait_return = FALSE; msg_scroll = save_msg_scroll; } /* * Execute a simple command line. Used for translated commands like "*". */ int do_cmdline_cmd(char_u *cmd) { return do_cmdline(cmd, NULL, NULL, DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED); } /* * do_cmdline(): execute one Ex command line * * 1. Execute "cmdline" when it is not NULL. * If "cmdline" is NULL, or more lines are needed, fgetline() is used. * 2. Split up in parts separated with '|'. * * This function can be called recursively! * * flags: * DOCMD_VERBOSE - The command will be included in the error message. * DOCMD_NOWAIT - Don't call wait_return() and friends. * DOCMD_REPEAT - Repeat execution until fgetline() returns NULL. * DOCMD_KEYTYPED - Don't reset KeyTyped. * DOCMD_EXCRESET - Reset the exception environment (used for debugging). * DOCMD_KEEPLINE - Store first typed line (for repeating with "."). * * return FAIL if cmdline could not be executed, OK otherwise */ int do_cmdline( char_u *cmdline, char_u *(*fgetline)(int, void *, int), void *cookie, /* argument for fgetline() */ int flags) { char_u *next_cmdline; /* next cmd to execute */ char_u *cmdline_copy = NULL; /* copy of cmd line */ int used_getline = FALSE; /* used "fgetline" to obtain command */ static int recursive = 0; /* recursive depth */ int msg_didout_before_start = 0; int count = 0; /* line number count */ int did_inc = FALSE; /* incremented RedrawingDisabled */ int retval = OK; #ifdef FEAT_EVAL struct condstack cstack; /* conditional stack */ garray_T lines_ga; /* keep lines for ":while"/":for" */ int current_line = 0; /* active line in lines_ga */ char_u *fname = NULL; /* function or script name */ linenr_T *breakpoint = NULL; /* ptr to breakpoint field in cookie */ int *dbg_tick = NULL; /* ptr to dbg_tick field in cookie */ struct dbg_stuff debug_saved; /* saved things for debug mode */ int initial_trylevel; struct msglist **saved_msg_list = NULL; struct msglist *private_msg_list; /* "fgetline" and "cookie" passed to do_one_cmd() */ char_u *(*cmd_getline)(int, void *, int); void *cmd_cookie; struct loop_cookie cmd_loop_cookie; void *real_cookie; int getline_is_func; #else # define cmd_getline fgetline # define cmd_cookie cookie #endif static int call_depth = 0; /* recursiveness */ #ifdef FEAT_EVAL /* For every pair of do_cmdline()/do_one_cmd() calls, use an extra memory * location for storing error messages to be converted to an exception. * This ensures that the do_errthrow() call in do_one_cmd() does not * combine the messages stored by an earlier invocation of do_one_cmd() * with the command name of the later one. This would happen when * BufWritePost autocommands are executed after a write error. */ saved_msg_list = msg_list; msg_list = &private_msg_list; private_msg_list = NULL; #endif /* It's possible to create an endless loop with ":execute", catch that * here. The value of 200 allows nested function calls, ":source", etc. * Allow 200 or 'maxfuncdepth', whatever is larger. */ if (call_depth >= 200 #ifdef FEAT_EVAL && call_depth >= p_mfd #endif ) { emsg(_("E169: Command too recursive")); #ifdef FEAT_EVAL /* When converting to an exception, we do not include the command name * since this is not an error of the specific command. */ do_errthrow((struct condstack *)NULL, (char_u *)NULL); msg_list = saved_msg_list; #endif return FAIL; } ++call_depth; #ifdef FEAT_EVAL cstack.cs_idx = -1; cstack.cs_looplevel = 0; cstack.cs_trylevel = 0; cstack.cs_emsg_silent_list = NULL; cstack.cs_lflags = 0; ga_init2(&lines_ga, (int)sizeof(wcmd_T), 10); real_cookie = getline_cookie(fgetline, cookie); /* Inside a function use a higher nesting level. */ getline_is_func = getline_equal(fgetline, cookie, get_func_line); if (getline_is_func && ex_nesting_level == func_level(real_cookie)) ++ex_nesting_level; /* Get the function or script name and the address where the next breakpoint * line and the debug tick for a function or script are stored. */ if (getline_is_func) { fname = func_name(real_cookie); breakpoint = func_breakpoint(real_cookie); dbg_tick = func_dbg_tick(real_cookie); } else if (getline_equal(fgetline, cookie, getsourceline)) { fname = sourcing_name; breakpoint = source_breakpoint(real_cookie); dbg_tick = source_dbg_tick(real_cookie); } /* * Initialize "force_abort" and "suppress_errthrow" at the top level. */ if (!recursive) { force_abort = FALSE; suppress_errthrow = FALSE; } /* * If requested, store and reset the global values controlling the * exception handling (used when debugging). Otherwise clear it to avoid * a bogus compiler warning when the optimizer uses inline functions... */ if (flags & DOCMD_EXCRESET) save_dbg_stuff(&debug_saved); else vim_memset(&debug_saved, 0, sizeof(debug_saved)); initial_trylevel = trylevel; /* * "did_throw" will be set to TRUE when an exception is being thrown. */ did_throw = FALSE; #endif /* * "did_emsg" will be set to TRUE when emsg() is used, in which case we * cancel the whole command line, and any if/endif or loop. * If force_abort is set, we cancel everything. */ did_emsg = FALSE; /* * KeyTyped is only set when calling vgetc(). Reset it here when not * calling vgetc() (sourced command lines). */ if (!(flags & DOCMD_KEYTYPED) && !getline_equal(fgetline, cookie, getexline)) KeyTyped = FALSE; /* * Continue executing command lines: * - when inside an ":if", ":while" or ":for" * - for multiple commands on one line, separated with '|' * - when repeating until there are no more lines (for ":source") */ next_cmdline = cmdline; do { #ifdef FEAT_EVAL getline_is_func = getline_equal(fgetline, cookie, get_func_line); #endif /* stop skipping cmds for an error msg after all endif/while/for */ if (next_cmdline == NULL #ifdef FEAT_EVAL && !force_abort && cstack.cs_idx < 0 && !(getline_is_func && func_has_abort(real_cookie)) #endif ) did_emsg = FALSE; /* * 1. If repeating a line in a loop, get a line from lines_ga. * 2. If no line given: Get an allocated line with fgetline(). * 3. If a line is given: Make a copy, so we can mess with it. */ #ifdef FEAT_EVAL /* 1. If repeating, get a previous line from lines_ga. */ if (cstack.cs_looplevel > 0 && current_line < lines_ga.ga_len) { /* Each '|' separated command is stored separately in lines_ga, to * be able to jump to it. Don't use next_cmdline now. */ VIM_CLEAR(cmdline_copy); /* Check if a function has returned or, unless it has an unclosed * try conditional, aborted. */ if (getline_is_func) { # ifdef FEAT_PROFILE if (do_profiling == PROF_YES) func_line_end(real_cookie); # endif if (func_has_ended(real_cookie)) { retval = FAIL; break; } } #ifdef FEAT_PROFILE else if (do_profiling == PROF_YES && getline_equal(fgetline, cookie, getsourceline)) script_line_end(); #endif /* Check if a sourced file hit a ":finish" command. */ if (source_finished(fgetline, cookie)) { retval = FAIL; break; } /* If breakpoints have been added/deleted need to check for it. */ if (breakpoint != NULL && dbg_tick != NULL && *dbg_tick != debug_tick) { *breakpoint = dbg_find_breakpoint( getline_equal(fgetline, cookie, getsourceline), fname, sourcing_lnum); *dbg_tick = debug_tick; } next_cmdline = ((wcmd_T *)(lines_ga.ga_data))[current_line].line; sourcing_lnum = ((wcmd_T *)(lines_ga.ga_data))[current_line].lnum; /* Did we encounter a breakpoint? */ if (breakpoint != NULL && *breakpoint != 0 && *breakpoint <= sourcing_lnum) { dbg_breakpoint(fname, sourcing_lnum); /* Find next breakpoint. */ *breakpoint = dbg_find_breakpoint( getline_equal(fgetline, cookie, getsourceline), fname, sourcing_lnum); *dbg_tick = debug_tick; } # ifdef FEAT_PROFILE if (do_profiling == PROF_YES) { if (getline_is_func) func_line_start(real_cookie); else if (getline_equal(fgetline, cookie, getsourceline)) script_line_start(); } # endif } if (cstack.cs_looplevel > 0) { /* Inside a while/for loop we need to store the lines and use them * again. Pass a different "fgetline" function to do_one_cmd() * below, so that it stores lines in or reads them from * "lines_ga". Makes it possible to define a function inside a * while/for loop. */ cmd_getline = get_loop_line; cmd_cookie = (void *)&cmd_loop_cookie; cmd_loop_cookie.lines_gap = &lines_ga; cmd_loop_cookie.current_line = current_line; cmd_loop_cookie.getline = fgetline; cmd_loop_cookie.cookie = cookie; cmd_loop_cookie.repeating = (current_line < lines_ga.ga_len); } else { cmd_getline = fgetline; cmd_cookie = cookie; } #endif /* 2. If no line given, get an allocated line with fgetline(). */ if (next_cmdline == NULL) { /* * Need to set msg_didout for the first line after an ":if", * otherwise the ":if" will be overwritten. */ if (count == 1 && getline_equal(fgetline, cookie, getexline)) msg_didout = TRUE; if (fgetline == NULL || (next_cmdline = fgetline(':', cookie, #ifdef FEAT_EVAL cstack.cs_idx < 0 ? 0 : (cstack.cs_idx + 1) * 2 #else 0 #endif )) == NULL) { /* Don't call wait_return for aborted command line. The NULL * returned for the end of a sourced file or executed function * doesn't do this. */ if (KeyTyped && !(flags & DOCMD_REPEAT)) need_wait_return = FALSE; retval = FAIL; break; } used_getline = TRUE; /* * Keep the first typed line. Clear it when more lines are typed. */ if (flags & DOCMD_KEEPLINE) { vim_free(repeat_cmdline); if (count == 0) repeat_cmdline = vim_strsave(next_cmdline); else repeat_cmdline = NULL; } } /* 3. Make a copy of the command so we can mess with it. */ else if (cmdline_copy == NULL) { next_cmdline = vim_strsave(next_cmdline); if (next_cmdline == NULL) { emsg(_(e_outofmem)); retval = FAIL; break; } } cmdline_copy = next_cmdline; #ifdef FEAT_EVAL /* * Save the current line when inside a ":while" or ":for", and when * the command looks like a ":while" or ":for", because we may need it * later. When there is a '|' and another command, it is stored * separately, because we need to be able to jump back to it from an * :endwhile/:endfor. */ if (current_line == lines_ga.ga_len && (cstack.cs_looplevel || has_loop_cmd(next_cmdline))) { if (store_loop_line(&lines_ga, next_cmdline) == FAIL) { retval = FAIL; break; } } did_endif = FALSE; #endif if (count++ == 0) { /* * All output from the commands is put below each other, without * waiting for a return. Don't do this when executing commands * from a script or when being called recursive (e.g. for ":e * +command file"). */ if (!(flags & DOCMD_NOWAIT) && !recursive) { msg_didout_before_start = msg_didout; msg_didany = FALSE; /* no output yet */ msg_start(); msg_scroll = TRUE; /* put messages below each other */ ++no_wait_return; /* don't wait for return until finished */ ++RedrawingDisabled; did_inc = TRUE; } } if (p_verbose >= 15 && sourcing_name != NULL) { ++no_wait_return; verbose_enter_scroll(); smsg(_("line %ld: %s"), (long)sourcing_lnum, cmdline_copy); if (msg_silent == 0) msg_puts("\n"); /* don't overwrite this */ verbose_leave_scroll(); --no_wait_return; } /* * 2. Execute one '|' separated command. * do_one_cmd() will return NULL if there is no trailing '|'. * "cmdline_copy" can change, e.g. for '%' and '#' expansion. */ ++recursive; next_cmdline = do_one_cmd(&cmdline_copy, flags & DOCMD_VERBOSE, #ifdef FEAT_EVAL &cstack, #endif cmd_getline, cmd_cookie); --recursive; #ifdef FEAT_EVAL if (cmd_cookie == (void *)&cmd_loop_cookie) /* Use "current_line" from "cmd_loop_cookie", it may have been * incremented when defining a function. */ current_line = cmd_loop_cookie.current_line; #endif if (next_cmdline == NULL) { VIM_CLEAR(cmdline_copy); #ifdef FEAT_CMDHIST /* * If the command was typed, remember it for the ':' register. * Do this AFTER executing the command to make :@: work. */ if (getline_equal(fgetline, cookie, getexline) && new_last_cmdline != NULL) { vim_free(last_cmdline); last_cmdline = new_last_cmdline; new_last_cmdline = NULL; } #endif } else { /* need to copy the command after the '|' to cmdline_copy, for the * next do_one_cmd() */ STRMOVE(cmdline_copy, next_cmdline); next_cmdline = cmdline_copy; } #ifdef FEAT_EVAL /* reset did_emsg for a function that is not aborted by an error */ if (did_emsg && !force_abort && getline_equal(fgetline, cookie, get_func_line) && !func_has_abort(real_cookie)) did_emsg = FALSE; if (cstack.cs_looplevel > 0) { ++current_line; /* * An ":endwhile", ":endfor" and ":continue" is handled here. * If we were executing commands, jump back to the ":while" or * ":for". * If we were not executing commands, decrement cs_looplevel. */ if (cstack.cs_lflags & (CSL_HAD_CONT | CSL_HAD_ENDLOOP)) { cstack.cs_lflags &= ~(CSL_HAD_CONT | CSL_HAD_ENDLOOP); /* Jump back to the matching ":while" or ":for". Be careful * not to use a cs_line[] from an entry that isn't a ":while" * or ":for": It would make "current_line" invalid and can * cause a crash. */ if (!did_emsg && !got_int && !did_throw && cstack.cs_idx >= 0 && (cstack.cs_flags[cstack.cs_idx] & (CSF_WHILE | CSF_FOR)) && cstack.cs_line[cstack.cs_idx] >= 0 && (cstack.cs_flags[cstack.cs_idx] & CSF_ACTIVE)) { current_line = cstack.cs_line[cstack.cs_idx]; /* remember we jumped there */ cstack.cs_lflags |= CSL_HAD_LOOP; line_breakcheck(); /* check if CTRL-C typed */ /* Check for the next breakpoint at or after the ":while" * or ":for". */ if (breakpoint != NULL) { *breakpoint = dbg_find_breakpoint( getline_equal(fgetline, cookie, getsourceline), fname, ((wcmd_T *)lines_ga.ga_data)[current_line].lnum-1); *dbg_tick = debug_tick; } } else { /* can only get here with ":endwhile" or ":endfor" */ if (cstack.cs_idx >= 0) rewind_conditionals(&cstack, cstack.cs_idx - 1, CSF_WHILE | CSF_FOR, &cstack.cs_looplevel); } } /* * For a ":while" or ":for" we need to remember the line number. */ else if (cstack.cs_lflags & CSL_HAD_LOOP) { cstack.cs_lflags &= ~CSL_HAD_LOOP; cstack.cs_line[cstack.cs_idx] = current_line - 1; } } /* Check for the next breakpoint after a watchexpression */ if (breakpoint != NULL && has_watchexpr()) { *breakpoint = dbg_find_breakpoint(FALSE, fname, sourcing_lnum); *dbg_tick = debug_tick; } /* * When not inside any ":while" loop, clear remembered lines. */ if (cstack.cs_looplevel == 0) { if (lines_ga.ga_len > 0) { sourcing_lnum = ((wcmd_T *)lines_ga.ga_data)[lines_ga.ga_len - 1].lnum; free_cmdlines(&lines_ga); } current_line = 0; } /* * A ":finally" makes did_emsg, got_int, and did_throw pending for * being restored at the ":endtry". Reset them here and set the * ACTIVE and FINALLY flags, so that the finally clause gets executed. * This includes the case where a missing ":endif", ":endwhile" or * ":endfor" was detected by the ":finally" itself. */ if (cstack.cs_lflags & CSL_HAD_FINA) { cstack.cs_lflags &= ~CSL_HAD_FINA; report_make_pending(cstack.cs_pending[cstack.cs_idx] & (CSTP_ERROR | CSTP_INTERRUPT | CSTP_THROW), did_throw ? (void *)current_exception : NULL); did_emsg = got_int = did_throw = FALSE; cstack.cs_flags[cstack.cs_idx] |= CSF_ACTIVE | CSF_FINALLY; } /* Update global "trylevel" for recursive calls to do_cmdline() from * within this loop. */ trylevel = initial_trylevel + cstack.cs_trylevel; /* * If the outermost try conditional (across function calls and sourced * files) is aborted because of an error, an interrupt, or an uncaught * exception, cancel everything. If it is left normally, reset * force_abort to get the non-EH compatible abortion behavior for * the rest of the script. */ if (trylevel == 0 && !did_emsg && !got_int && !did_throw) force_abort = FALSE; /* Convert an interrupt to an exception if appropriate. */ (void)do_intthrow(&cstack); #endif /* FEAT_EVAL */ } /* * Continue executing command lines when: * - no CTRL-C typed, no aborting error, no exception thrown or try * conditionals need to be checked for executing finally clauses or * catching an interrupt exception * - didn't get an error message or lines are not typed * - there is a command after '|', inside a :if, :while, :for or :try, or * looping for ":source" command or function call. */ while (!((got_int #ifdef FEAT_EVAL || (did_emsg && force_abort) || did_throw #endif ) #ifdef FEAT_EVAL && cstack.cs_trylevel == 0 #endif ) && !(did_emsg #ifdef FEAT_EVAL /* Keep going when inside try/catch, so that the error can be * deal with, except when it is a syntax error, it may cause * the :endtry to be missed. */ && (cstack.cs_trylevel == 0 || did_emsg_syntax) #endif && used_getline && (getline_equal(fgetline, cookie, getexmodeline) || getline_equal(fgetline, cookie, getexline))) && (next_cmdline != NULL #ifdef FEAT_EVAL || cstack.cs_idx >= 0 #endif || (flags & DOCMD_REPEAT))); vim_free(cmdline_copy); did_emsg_syntax = FALSE; #ifdef FEAT_EVAL free_cmdlines(&lines_ga); ga_clear(&lines_ga); if (cstack.cs_idx >= 0) { /* * If a sourced file or executed function ran to its end, report the * unclosed conditional. */ if (!got_int && !did_throw && ((getline_equal(fgetline, cookie, getsourceline) && !source_finished(fgetline, cookie)) || (getline_equal(fgetline, cookie, get_func_line) && !func_has_ended(real_cookie)))) { if (cstack.cs_flags[cstack.cs_idx] & CSF_TRY) emsg(_(e_endtry)); else if (cstack.cs_flags[cstack.cs_idx] & CSF_WHILE) emsg(_(e_endwhile)); else if (cstack.cs_flags[cstack.cs_idx] & CSF_FOR) emsg(_(e_endfor)); else emsg(_(e_endif)); } /* * Reset "trylevel" in case of a ":finish" or ":return" or a missing * ":endtry" in a sourced file or executed function. If the try * conditional is in its finally clause, ignore anything pending. * If it is in a catch clause, finish the caught exception. * Also cleanup any "cs_forinfo" structures. */ do { int idx = cleanup_conditionals(&cstack, 0, TRUE); if (idx >= 0) --idx; /* remove try block not in its finally clause */ rewind_conditionals(&cstack, idx, CSF_WHILE | CSF_FOR, &cstack.cs_looplevel); } while (cstack.cs_idx >= 0); trylevel = initial_trylevel; } /* If a missing ":endtry", ":endwhile", ":endfor", or ":endif" or a memory * lack was reported above and the error message is to be converted to an * exception, do this now after rewinding the cstack. */ do_errthrow(&cstack, getline_equal(fgetline, cookie, get_func_line) ? (char_u *)"endfunction" : (char_u *)NULL); if (trylevel == 0) { /* * When an exception is being thrown out of the outermost try * conditional, discard the uncaught exception, disable the conversion * of interrupts or errors to exceptions, and ensure that no more * commands are executed. */ if (did_throw) { void *p = NULL; char_u *saved_sourcing_name; int saved_sourcing_lnum; struct msglist *messages = NULL, *next; /* * If the uncaught exception is a user exception, report it as an * error. If it is an error exception, display the saved error * message now. For an interrupt exception, do nothing; the * interrupt message is given elsewhere. */ switch (current_exception->type) { case ET_USER: vim_snprintf((char *)IObuff, IOSIZE, _("E605: Exception not caught: %s"), current_exception->value); p = vim_strsave(IObuff); break; case ET_ERROR: messages = current_exception->messages; current_exception->messages = NULL; break; case ET_INTERRUPT: break; } saved_sourcing_name = sourcing_name; saved_sourcing_lnum = sourcing_lnum; sourcing_name = current_exception->throw_name; sourcing_lnum = current_exception->throw_lnum; current_exception->throw_name = NULL; discard_current_exception(); /* uses IObuff if 'verbose' */ suppress_errthrow = TRUE; force_abort = TRUE; if (messages != NULL) { do { next = messages->next; emsg(messages->msg); vim_free(messages->msg); vim_free(messages); messages = next; } while (messages != NULL); } else if (p != NULL) { emsg(p); vim_free(p); } vim_free(sourcing_name); sourcing_name = saved_sourcing_name; sourcing_lnum = saved_sourcing_lnum; } /* * On an interrupt or an aborting error not converted to an exception, * disable the conversion of errors to exceptions. (Interrupts are not * converted any more, here.) This enables also the interrupt message * when force_abort is set and did_emsg unset in case of an interrupt * from a finally clause after an error. */ else if (got_int || (did_emsg && force_abort)) suppress_errthrow = TRUE; } /* * The current cstack will be freed when do_cmdline() returns. An uncaught * exception will have to be rethrown in the previous cstack. If a function * has just returned or a script file was just finished and the previous * cstack belongs to the same function or, respectively, script file, it * will have to be checked for finally clauses to be executed due to the * ":return" or ":finish". This is done in do_one_cmd(). */ if (did_throw) need_rethrow = TRUE; if ((getline_equal(fgetline, cookie, getsourceline) && ex_nesting_level > source_level(real_cookie)) || (getline_equal(fgetline, cookie, get_func_line) && ex_nesting_level > func_level(real_cookie) + 1)) { if (!did_throw) check_cstack = TRUE; } else { /* When leaving a function, reduce nesting level. */ if (getline_equal(fgetline, cookie, get_func_line)) --ex_nesting_level; /* * Go to debug mode when returning from a function in which we are * single-stepping. */ if ((getline_equal(fgetline, cookie, getsourceline) || getline_equal(fgetline, cookie, get_func_line)) && ex_nesting_level + 1 <= debug_break_level) do_debug(getline_equal(fgetline, cookie, getsourceline) ? (char_u *)_("End of sourced file") : (char_u *)_("End of function")); } /* * Restore the exception environment (done after returning from the * debugger). */ if (flags & DOCMD_EXCRESET) restore_dbg_stuff(&debug_saved); msg_list = saved_msg_list; #endif /* FEAT_EVAL */ /* * If there was too much output to fit on the command line, ask the user to * hit return before redrawing the screen. With the ":global" command we do * this only once after the command is finished. */ if (did_inc) { --RedrawingDisabled; --no_wait_return; msg_scroll = FALSE; /* * When just finished an ":if"-":else" which was typed, no need to * wait for hit-return. Also for an error situation. */ if (retval == FAIL #ifdef FEAT_EVAL || (did_endif && KeyTyped && !did_emsg) #endif ) { need_wait_return = FALSE; msg_didany = FALSE; /* don't wait when restarting edit */ } else if (need_wait_return) { /* * The msg_start() above clears msg_didout. The wait_return we do * here should not overwrite the command that may be shown before * doing that. */ msg_didout |= msg_didout_before_start; wait_return(FALSE); } } #ifdef FEAT_EVAL did_endif = FALSE; /* in case do_cmdline used recursively */ #else /* * Reset if_level, in case a sourced script file contains more ":if" than * ":endif" (could be ":if x | foo | endif"). */ if_level = 0; #endif --call_depth; return retval; } #ifdef FEAT_EVAL /* * Obtain a line when inside a ":while" or ":for" loop. */ static char_u * get_loop_line(int c, void *cookie, int indent) { struct loop_cookie *cp = (struct loop_cookie *)cookie; wcmd_T *wp; char_u *line; if (cp->current_line + 1 >= cp->lines_gap->ga_len) { if (cp->repeating) return NULL; /* trying to read past ":endwhile"/":endfor" */ /* First time inside the ":while"/":for": get line normally. */ if (cp->getline == NULL) line = getcmdline(c, 0L, indent); else line = cp->getline(c, cp->cookie, indent); if (line != NULL && store_loop_line(cp->lines_gap, line) == OK) ++cp->current_line; return line; } KeyTyped = FALSE; ++cp->current_line; wp = (wcmd_T *)(cp->lines_gap->ga_data) + cp->current_line; sourcing_lnum = wp->lnum; return vim_strsave(wp->line); } /* * Store a line in "gap" so that a ":while" loop can execute it again. */ static int store_loop_line(garray_T *gap, char_u *line) { if (ga_grow(gap, 1) == FAIL) return FAIL; ((wcmd_T *)(gap->ga_data))[gap->ga_len].line = vim_strsave(line); ((wcmd_T *)(gap->ga_data))[gap->ga_len].lnum = sourcing_lnum; ++gap->ga_len; return OK; } /* * Free the lines stored for a ":while" or ":for" loop. */ static void free_cmdlines(garray_T *gap) { while (gap->ga_len > 0) { vim_free(((wcmd_T *)(gap->ga_data))[gap->ga_len - 1].line); --gap->ga_len; } } #endif /* * If "fgetline" is get_loop_line(), return TRUE if the getline it uses equals * "func". * Otherwise return TRUE when "fgetline" equals "func". */ int getline_equal( char_u *(*fgetline)(int, void *, int), void *cookie UNUSED, /* argument for fgetline() */ char_u *(*func)(int, void *, int)) { #ifdef FEAT_EVAL char_u *(*gp)(int, void *, int); struct loop_cookie *cp; /* When "fgetline" is "get_loop_line()" use the "cookie" to find the * function that's originally used to obtain the lines. This may be * nested several levels. */ gp = fgetline; cp = (struct loop_cookie *)cookie; while (gp == get_loop_line) { gp = cp->getline; cp = cp->cookie; } return gp == func; #else return fgetline == func; #endif } /* * If "fgetline" is get_loop_line(), return the cookie used by the original * getline function. Otherwise return "cookie". */ void * getline_cookie( char_u *(*fgetline)(int, void *, int) UNUSED, void *cookie) /* argument for fgetline() */ { #ifdef FEAT_EVAL char_u *(*gp)(int, void *, int); struct loop_cookie *cp; /* When "fgetline" is "get_loop_line()" use the "cookie" to find the * cookie that's originally used to obtain the lines. This may be nested * several levels. */ gp = fgetline; cp = (struct loop_cookie *)cookie; while (gp == get_loop_line) { gp = cp->getline; cp = cp->cookie; } return cp; #else return cookie; #endif } /* * Helper function to apply an offset for buffer commands, i.e. ":bdelete", * ":bwipeout", etc. * Returns the buffer number. */ static int compute_buffer_local_count(int addr_type, int lnum, int offset) { buf_T *buf; buf_T *nextbuf; int count = offset; buf = firstbuf; while (buf->b_next != NULL && buf->b_fnum < lnum) buf = buf->b_next; while (count != 0) { count += (offset < 0) ? 1 : -1; nextbuf = (offset < 0) ? buf->b_prev : buf->b_next; if (nextbuf == NULL) break; buf = nextbuf; if (addr_type == ADDR_LOADED_BUFFERS) /* skip over unloaded buffers */ while (buf->b_ml.ml_mfp == NULL) { nextbuf = (offset < 0) ? buf->b_prev : buf->b_next; if (nextbuf == NULL) break; buf = nextbuf; } } /* we might have gone too far, last buffer is not loadedd */ if (addr_type == ADDR_LOADED_BUFFERS) while (buf->b_ml.ml_mfp == NULL) { nextbuf = (offset >= 0) ? buf->b_prev : buf->b_next; if (nextbuf == NULL) break; buf = nextbuf; } return buf->b_fnum; } static int current_win_nr(win_T *win) { win_T *wp; int nr = 0; FOR_ALL_WINDOWS(wp) { ++nr; if (wp == win) break; } return nr; } static int current_tab_nr(tabpage_T *tab) { tabpage_T *tp; int nr = 0; FOR_ALL_TABPAGES(tp) { ++nr; if (tp == tab) break; } return nr; } # define CURRENT_WIN_NR current_win_nr(curwin) # define LAST_WIN_NR current_win_nr(NULL) # define CURRENT_TAB_NR current_tab_nr(curtab) # define LAST_TAB_NR current_tab_nr(NULL) /* * Execute one Ex command. * * If 'sourcing' is TRUE, the command will be included in the error message. * * 1. skip comment lines and leading space * 2. handle command modifiers * 3. find the command * 4. parse range * 5. Parse the command. * 6. parse arguments * 7. switch on command name * * Note: "fgetline" can be NULL. * * This function may be called recursively! */ #if (_MSC_VER == 1200) /* * Avoid optimisation bug in VC++ version 6.0 */ #pragma optimize( "g", off ) #endif static char_u * do_one_cmd( char_u **cmdlinep, int sourcing, #ifdef FEAT_EVAL struct condstack *cstack, #endif char_u *(*fgetline)(int, void *, int), void *cookie) /* argument for fgetline() */ { char_u *p; linenr_T lnum; long n; char *errormsg = NULL; /* error message */ char_u *after_modifier = NULL; exarg_T ea; /* Ex command arguments */ int save_msg_scroll = msg_scroll; cmdmod_T save_cmdmod; int ni; /* set when Not Implemented */ char_u *cmd; vim_memset(&ea, 0, sizeof(ea)); ea.line1 = 1; ea.line2 = 1; #ifdef FEAT_EVAL ++ex_nesting_level; #endif /* When the last file has not been edited :q has to be typed twice. */ if (quitmore #ifdef FEAT_EVAL /* avoid that a function call in 'statusline' does this */ && !getline_equal(fgetline, cookie, get_func_line) #endif /* avoid that an autocommand, e.g. QuitPre, does this */ && !getline_equal(fgetline, cookie, getnextac)) --quitmore; /* * Reset browse, confirm, etc.. They are restored when returning, for * recursive calls. */ save_cmdmod = cmdmod; /* "#!anything" is handled like a comment. */ if ((*cmdlinep)[0] == '#' && (*cmdlinep)[1] == '!') goto doend; /* * 1. Skip comment lines and leading white space and colons. * 2. Handle command modifiers. */ // The "ea" structure holds the arguments that can be used. ea.cmd = *cmdlinep; ea.cmdlinep = cmdlinep; ea.getline = fgetline; ea.cookie = cookie; #ifdef FEAT_EVAL ea.cstack = cstack; #endif if (parse_command_modifiers(&ea, &errormsg, FALSE) == FAIL) goto doend; after_modifier = ea.cmd; #ifdef FEAT_EVAL ea.skip = did_emsg || got_int || did_throw || (cstack->cs_idx >= 0 && !(cstack->cs_flags[cstack->cs_idx] & CSF_ACTIVE)); #else ea.skip = (if_level > 0); #endif /* * 3. Skip over the range to find the command. Let "p" point to after it. * * We need the command to know what kind of range it uses. */ cmd = ea.cmd; ea.cmd = skip_range(ea.cmd, NULL); if (*ea.cmd == '*' && vim_strchr(p_cpo, CPO_STAR) == NULL) ea.cmd = skipwhite(ea.cmd + 1); p = find_command(&ea, NULL); #ifdef FEAT_EVAL # ifdef FEAT_PROFILE // Count this line for profiling if skip is TRUE. if (do_profiling == PROF_YES && (!ea.skip || cstack->cs_idx == 0 || (cstack->cs_idx > 0 && (cstack->cs_flags[cstack->cs_idx - 1] & CSF_ACTIVE)))) { int skip = did_emsg || got_int || did_throw; if (ea.cmdidx == CMD_catch) skip = !skip && !(cstack->cs_idx >= 0 && (cstack->cs_flags[cstack->cs_idx] & CSF_THROWN) && !(cstack->cs_flags[cstack->cs_idx] & CSF_CAUGHT)); else if (ea.cmdidx == CMD_else || ea.cmdidx == CMD_elseif) skip = skip || !(cstack->cs_idx >= 0 && !(cstack->cs_flags[cstack->cs_idx] & (CSF_ACTIVE | CSF_TRUE))); else if (ea.cmdidx == CMD_finally) skip = FALSE; else if (ea.cmdidx != CMD_endif && ea.cmdidx != CMD_endfor && ea.cmdidx != CMD_endtry && ea.cmdidx != CMD_endwhile) skip = ea.skip; if (!skip) { if (getline_equal(fgetline, cookie, get_func_line)) func_line_exec(getline_cookie(fgetline, cookie)); else if (getline_equal(fgetline, cookie, getsourceline)) script_line_exec(); } } # endif /* May go to debug mode. If this happens and the ">quit" debug command is * used, throw an interrupt exception and skip the next command. */ dbg_check_breakpoint(&ea); if (!ea.skip && got_int) { ea.skip = TRUE; (void)do_intthrow(cstack); } #endif /* * 4. parse a range specifier of the form: addr [,addr] [;addr] .. * * where 'addr' is: * * % (entire file) * $ [+-NUM] * 'x [+-NUM] (where x denotes a currently defined mark) * . [+-NUM] * [+-NUM].. * NUM * * The ea.cmd pointer is updated to point to the first character following the * range spec. If an initial address is found, but no second, the upper bound * is equal to the lower. */ /* ea.addr_type for user commands is set by find_ucmd */ if (!IS_USER_CMDIDX(ea.cmdidx)) { if (ea.cmdidx != CMD_SIZE) ea.addr_type = cmdnames[(int)ea.cmdidx].cmd_addr_type; else ea.addr_type = ADDR_LINES; /* :wincmd range depends on the argument. */ if (ea.cmdidx == CMD_wincmd && p != NULL) get_wincmd_addr_type(skipwhite(p), &ea); } ea.cmd = cmd; if (parse_cmd_address(&ea, &errormsg, FALSE) == FAIL) goto doend; /* * 5. Parse the command. */ /* * Skip ':' and any white space */ ea.cmd = skipwhite(ea.cmd); while (*ea.cmd == ':') ea.cmd = skipwhite(ea.cmd + 1); /* * If we got a line, but no command, then go to the line. * If we find a '|' or '\n' we set ea.nextcmd. */ if (*ea.cmd == NUL || *ea.cmd == '"' || (ea.nextcmd = check_nextcmd(ea.cmd)) != NULL) { /* * strange vi behaviour: * ":3" jumps to line 3 * ":3|..." prints line 3 * ":|" prints current line */ if (ea.skip) /* skip this if inside :if */ goto doend; if (*ea.cmd == '|' || (exmode_active && ea.line1 != ea.line2)) { ea.cmdidx = CMD_print; ea.argt = RANGE+COUNT+TRLBAR; if ((errormsg = invalid_range(&ea)) == NULL) { correct_range(&ea); ex_print(&ea); } } else if (ea.addr_count != 0) { if (ea.line2 > curbuf->b_ml.ml_line_count) { /* With '-' in 'cpoptions' a line number past the file is an * error, otherwise put it at the end of the file. */ if (vim_strchr(p_cpo, CPO_MINUS) != NULL) ea.line2 = -1; else ea.line2 = curbuf->b_ml.ml_line_count; } if (ea.line2 < 0) errormsg = _(e_invrange); else { if (ea.line2 == 0) curwin->w_cursor.lnum = 1; else curwin->w_cursor.lnum = ea.line2; beginline(BL_SOL | BL_FIX); } } goto doend; } /* If this looks like an undefined user command and there are CmdUndefined * autocommands defined, trigger the matching autocommands. */ if (p != NULL && ea.cmdidx == CMD_SIZE && !ea.skip && ASCII_ISUPPER(*ea.cmd) && has_cmdundefined()) { int ret; p = ea.cmd; while (ASCII_ISALNUM(*p)) ++p; p = vim_strnsave(ea.cmd, (int)(p - ea.cmd)); ret = apply_autocmds(EVENT_CMDUNDEFINED, p, p, TRUE, NULL); vim_free(p); /* If the autocommands did something and didn't cause an error, try * finding the command again. */ p = (ret #ifdef FEAT_EVAL && !aborting() #endif ) ? find_command(&ea, NULL) : ea.cmd; } #ifdef FEAT_USR_CMDS if (p == NULL) { if (!ea.skip) errormsg = _("E464: Ambiguous use of user-defined command"); goto doend; } /* Check for wrong commands. */ if (*p == '!' && ea.cmd[1] == 0151 && ea.cmd[0] == 78 && !IS_USER_CMDIDX(ea.cmdidx)) { errormsg = uc_fun_cmd(); goto doend; } #endif if (ea.cmdidx == CMD_SIZE) { if (!ea.skip) { STRCPY(IObuff, _("E492: Not an editor command")); if (!sourcing) { /* If the modifier was parsed OK the error must be in the * following command */ if (after_modifier != NULL) append_command(after_modifier); else append_command(*cmdlinep); } errormsg = (char *)IObuff; did_emsg_syntax = TRUE; } goto doend; } ni = (!IS_USER_CMDIDX(ea.cmdidx) && (cmdnames[ea.cmdidx].cmd_func == ex_ni #ifdef HAVE_EX_SCRIPT_NI || cmdnames[ea.cmdidx].cmd_func == ex_script_ni #endif )); #ifndef FEAT_EVAL /* * When the expression evaluation is disabled, recognize the ":if" and * ":endif" commands and ignore everything in between it. */ if (ea.cmdidx == CMD_if) ++if_level; if (if_level) { if (ea.cmdidx == CMD_endif) --if_level; goto doend; } #endif /* forced commands */ if (*p == '!' && ea.cmdidx != CMD_substitute && ea.cmdidx != CMD_smagic && ea.cmdidx != CMD_snomagic) { ++p; ea.forceit = TRUE; } else ea.forceit = FALSE; /* * 6. Parse arguments. */ if (!IS_USER_CMDIDX(ea.cmdidx)) ea.argt = (long)cmdnames[(int)ea.cmdidx].cmd_argt; if (!ea.skip) { #ifdef HAVE_SANDBOX if (sandbox != 0 && !(ea.argt & SBOXOK)) { /* Command not allowed in sandbox. */ errormsg = _(e_sandbox); goto doend; } #endif if (!curbuf->b_p_ma && (ea.argt & MODIFY)) { /* Command not allowed in non-'modifiable' buffer */ errormsg = _(e_modifiable); goto doend; } if (text_locked() && !(ea.argt & CMDWIN) && !IS_USER_CMDIDX(ea.cmdidx)) { /* Command not allowed when editing the command line. */ errormsg = _(get_text_locked_msg()); goto doend; } /* Disallow editing another buffer when "curbuf_lock" is set. * Do allow ":checktime" (it is postponed). * Do allow ":edit" (check for an argument later). * Do allow ":file" with no arguments (check for an argument later). */ if (!(ea.argt & CMDWIN) && ea.cmdidx != CMD_checktime && ea.cmdidx != CMD_edit && ea.cmdidx != CMD_file && !IS_USER_CMDIDX(ea.cmdidx) && curbuf_locked()) goto doend; if (!ni && !(ea.argt & RANGE) && ea.addr_count > 0) { /* no range allowed */ errormsg = _(e_norange); goto doend; } } if (!ni && !(ea.argt & BANG) && ea.forceit) /* no allowed */ { errormsg = _(e_nobang); goto doend; } /* * Don't complain about the range if it is not used * (could happen if line_count is accidentally set to 0). */ if (!ea.skip && !ni) { /* * If the range is backwards, ask for confirmation and, if given, swap * ea.line1 & ea.line2 so it's forwards again. * When global command is busy, don't ask, will fail below. */ if (!global_busy && ea.line1 > ea.line2) { if (msg_silent == 0) { if (sourcing || exmode_active) { errormsg = _("E493: Backwards range given"); goto doend; } if (ask_yesno((char_u *) _("Backwards range given, OK to swap"), FALSE) != 'y') goto doend; } lnum = ea.line1; ea.line1 = ea.line2; ea.line2 = lnum; } if ((errormsg = invalid_range(&ea)) != NULL) goto doend; } if ((ea.argt & NOTADR) && ea.addr_count == 0) /* default is 1, not cursor */ ea.line2 = 1; correct_range(&ea); #ifdef FEAT_FOLDING if (((ea.argt & WHOLEFOLD) || ea.addr_count >= 2) && !global_busy && ea.addr_type == ADDR_LINES) { /* Put the first line at the start of a closed fold, put the last line * at the end of a closed fold. */ (void)hasFolding(ea.line1, &ea.line1, NULL); (void)hasFolding(ea.line2, NULL, &ea.line2); } #endif #ifdef FEAT_QUICKFIX /* * For the ":make" and ":grep" commands we insert the 'makeprg'/'grepprg' * option here, so things like % get expanded. */ p = replace_makeprg(&ea, p, cmdlinep); if (p == NULL) goto doend; #endif /* * Skip to start of argument. * Don't do this for the ":!" command, because ":!! -l" needs the space. */ if (ea.cmdidx == CMD_bang) ea.arg = p; else ea.arg = skipwhite(p); // ":file" cannot be run with an argument when "curbuf_lock" is set if (ea.cmdidx == CMD_file && *ea.arg != NUL && curbuf_locked()) goto doend; /* * Check for "++opt=val" argument. * Must be first, allow ":w ++enc=utf8 !cmd" */ if (ea.argt & ARGOPT) while (ea.arg[0] == '+' && ea.arg[1] == '+') if (getargopt(&ea) == FAIL && !ni) { errormsg = _(e_invarg); goto doend; } if (ea.cmdidx == CMD_write || ea.cmdidx == CMD_update) { if (*ea.arg == '>') /* append */ { if (*++ea.arg != '>') /* typed wrong */ { errormsg = _("E494: Use w or w>>"); goto doend; } ea.arg = skipwhite(ea.arg + 1); ea.append = TRUE; } else if (*ea.arg == '!' && ea.cmdidx == CMD_write) /* :w !filter */ { ++ea.arg; ea.usefilter = TRUE; } } if (ea.cmdidx == CMD_read) { if (ea.forceit) { ea.usefilter = TRUE; /* :r! filter if ea.forceit */ ea.forceit = FALSE; } else if (*ea.arg == '!') /* :r !filter */ { ++ea.arg; ea.usefilter = TRUE; } } if (ea.cmdidx == CMD_lshift || ea.cmdidx == CMD_rshift) { ea.amount = 1; while (*ea.arg == *ea.cmd) /* count number of '>' or '<' */ { ++ea.arg; ++ea.amount; } ea.arg = skipwhite(ea.arg); } /* * Check for "+command" argument, before checking for next command. * Don't do this for ":read !cmd" and ":write !cmd". */ if ((ea.argt & EDITCMD) && !ea.usefilter) ea.do_ecmd_cmd = getargcmd(&ea.arg); /* * Check for '|' to separate commands and '"' to start comments. * Don't do this for ":read !cmd" and ":write !cmd". */ if ((ea.argt & TRLBAR) && !ea.usefilter) separate_nextcmd(&ea); /* * Check for to end a shell command. * Also do this for ":read !cmd", ":write !cmd" and ":global". * Any others? */ else if (ea.cmdidx == CMD_bang || ea.cmdidx == CMD_terminal || ea.cmdidx == CMD_global || ea.cmdidx == CMD_vglobal || ea.usefilter) { for (p = ea.arg; *p; ++p) { /* Remove one backslash before a newline, so that it's possible to * pass a newline to the shell and also a newline that is preceded * with a backslash. This makes it impossible to end a shell * command in a backslash, but that doesn't appear useful. * Halving the number of backslashes is incompatible with previous * versions. */ if (*p == '\\' && p[1] == '\n') STRMOVE(p, p + 1); else if (*p == '\n') { ea.nextcmd = p + 1; *p = NUL; break; } } } if ((ea.argt & DFLALL) && ea.addr_count == 0) { buf_T *buf; ea.line1 = 1; switch (ea.addr_type) { case ADDR_LINES: ea.line2 = curbuf->b_ml.ml_line_count; break; case ADDR_LOADED_BUFFERS: buf = firstbuf; while (buf->b_next != NULL && buf->b_ml.ml_mfp == NULL) buf = buf->b_next; ea.line1 = buf->b_fnum; buf = lastbuf; while (buf->b_prev != NULL && buf->b_ml.ml_mfp == NULL) buf = buf->b_prev; ea.line2 = buf->b_fnum; break; case ADDR_BUFFERS: ea.line1 = firstbuf->b_fnum; ea.line2 = lastbuf->b_fnum; break; case ADDR_WINDOWS: ea.line2 = LAST_WIN_NR; break; case ADDR_TABS: ea.line2 = LAST_TAB_NR; break; case ADDR_TABS_RELATIVE: ea.line2 = 1; break; case ADDR_ARGUMENTS: if (ARGCOUNT == 0) ea.line1 = ea.line2 = 0; else ea.line2 = ARGCOUNT; break; #ifdef FEAT_QUICKFIX case ADDR_QUICKFIX: ea.line2 = qf_get_size(&ea); if (ea.line2 == 0) ea.line2 = 1; break; #endif } } /* accept numbered register only when no count allowed (:put) */ if ( (ea.argt & REGSTR) && *ea.arg != NUL /* Do not allow register = for user commands */ && (!IS_USER_CMDIDX(ea.cmdidx) || *ea.arg != '=') && !((ea.argt & COUNT) && VIM_ISDIGIT(*ea.arg))) { #ifndef FEAT_CLIPBOARD /* check these explicitly for a more specific error message */ if (*ea.arg == '*' || *ea.arg == '+') { errormsg = _(e_invalidreg); goto doend; } #endif if (valid_yank_reg(*ea.arg, (ea.cmdidx != CMD_put && !IS_USER_CMDIDX(ea.cmdidx)))) { ea.regname = *ea.arg++; #ifdef FEAT_EVAL /* for '=' register: accept the rest of the line as an expression */ if (ea.arg[-1] == '=' && ea.arg[0] != NUL) { set_expr_line(vim_strsave(ea.arg)); ea.arg += STRLEN(ea.arg); } #endif ea.arg = skipwhite(ea.arg); } } /* * Check for a count. When accepting a BUFNAME, don't use "123foo" as a * count, it's a buffer name. */ if ((ea.argt & COUNT) && VIM_ISDIGIT(*ea.arg) && (!(ea.argt & BUFNAME) || *(p = skipdigits(ea.arg)) == NUL || VIM_ISWHITE(*p))) { n = getdigits(&ea.arg); ea.arg = skipwhite(ea.arg); if (n <= 0 && !ni && (ea.argt & ZEROR) == 0) { errormsg = _(e_zerocount); goto doend; } if (ea.argt & NOTADR) /* e.g. :buffer 2, :sleep 3 */ { ea.line2 = n; if (ea.addr_count == 0) ea.addr_count = 1; } else { ea.line1 = ea.line2; ea.line2 += n - 1; ++ea.addr_count; /* * Be vi compatible: no error message for out of range. */ if (ea.addr_type == ADDR_LINES && ea.line2 > curbuf->b_ml.ml_line_count) ea.line2 = curbuf->b_ml.ml_line_count; } } /* * Check for flags: 'l', 'p' and '#'. */ if (ea.argt & EXFLAGS) get_flags(&ea); /* no arguments allowed */ if (!ni && !(ea.argt & EXTRA) && *ea.arg != NUL && *ea.arg != '"' && (*ea.arg != '|' || (ea.argt & TRLBAR) == 0)) { errormsg = _(e_trailing); goto doend; } if (!ni && (ea.argt & NEEDARG) && *ea.arg == NUL) { errormsg = _(e_argreq); goto doend; } #ifdef FEAT_EVAL /* * Skip the command when it's not going to be executed. * The commands like :if, :endif, etc. always need to be executed. * Also make an exception for commands that handle a trailing command * themselves. */ if (ea.skip) { switch (ea.cmdidx) { /* commands that need evaluation */ case CMD_while: case CMD_endwhile: case CMD_for: case CMD_endfor: case CMD_if: case CMD_elseif: case CMD_else: case CMD_endif: case CMD_try: case CMD_catch: case CMD_finally: case CMD_endtry: case CMD_function: break; /* Commands that handle '|' themselves. Check: A command should * either have the TRLBAR flag, appear in this list or appear in * the list at ":help :bar". */ case CMD_aboveleft: case CMD_and: case CMD_belowright: case CMD_botright: case CMD_browse: case CMD_call: case CMD_confirm: case CMD_delfunction: case CMD_djump: case CMD_dlist: case CMD_dsearch: case CMD_dsplit: case CMD_echo: case CMD_echoerr: case CMD_echomsg: case CMD_echon: case CMD_execute: case CMD_filter: case CMD_help: case CMD_hide: case CMD_ijump: case CMD_ilist: case CMD_isearch: case CMD_isplit: case CMD_keepalt: case CMD_keepjumps: case CMD_keepmarks: case CMD_keeppatterns: case CMD_leftabove: case CMD_let: case CMD_lockmarks: case CMD_lua: case CMD_match: case CMD_mzscheme: case CMD_noautocmd: case CMD_noswapfile: case CMD_perl: case CMD_psearch: case CMD_python: case CMD_py3: case CMD_python3: case CMD_return: case CMD_rightbelow: case CMD_ruby: case CMD_silent: case CMD_smagic: case CMD_snomagic: case CMD_substitute: case CMD_syntax: case CMD_tab: case CMD_tcl: case CMD_throw: case CMD_tilde: case CMD_topleft: case CMD_unlet: case CMD_verbose: case CMD_vertical: case CMD_wincmd: break; default: goto doend; } } #endif if (ea.argt & XFILE) { if (expand_filename(&ea, cmdlinep, &errormsg) == FAIL) goto doend; } /* * Accept buffer name. Cannot be used at the same time with a buffer * number. Don't do this for a user command. */ if ((ea.argt & BUFNAME) && *ea.arg != NUL && ea.addr_count == 0 && !IS_USER_CMDIDX(ea.cmdidx)) { /* * :bdelete, :bwipeout and :bunload take several arguments, separated * by spaces: find next space (skipping over escaped characters). * The others take one argument: ignore trailing spaces. */ if (ea.cmdidx == CMD_bdelete || ea.cmdidx == CMD_bwipeout || ea.cmdidx == CMD_bunload) p = skiptowhite_esc(ea.arg); else { p = ea.arg + STRLEN(ea.arg); while (p > ea.arg && VIM_ISWHITE(p[-1])) --p; } ea.line2 = buflist_findpat(ea.arg, p, (ea.argt & BUFUNL) != 0, FALSE, FALSE); if (ea.line2 < 0) /* failed */ goto doend; ea.addr_count = 1; ea.arg = skipwhite(p); } /* The :try command saves the emsg_silent flag, reset it here when * ":silent! try" was used, it should only apply to :try itself. */ if (ea.cmdidx == CMD_try && ea.did_esilent > 0) { emsg_silent -= ea.did_esilent; if (emsg_silent < 0) emsg_silent = 0; ea.did_esilent = 0; } /* * 7. Execute the command. */ #ifdef FEAT_USR_CMDS if (IS_USER_CMDIDX(ea.cmdidx)) { /* * Execute a user-defined command. */ do_ucmd(&ea); } else #endif { /* * Call the function to execute the command. */ ea.errmsg = NULL; (cmdnames[ea.cmdidx].cmd_func)(&ea); if (ea.errmsg != NULL) errormsg = _(ea.errmsg); } #ifdef FEAT_EVAL /* * If the command just executed called do_cmdline(), any throw or ":return" * or ":finish" encountered there must also check the cstack of the still * active do_cmdline() that called this do_one_cmd(). Rethrow an uncaught * exception, or reanimate a returned function or finished script file and * return or finish it again. */ if (need_rethrow) do_throw(cstack); else if (check_cstack) { if (source_finished(fgetline, cookie)) do_finish(&ea, TRUE); else if (getline_equal(fgetline, cookie, get_func_line) && current_func_returned()) do_return(&ea, TRUE, FALSE, NULL); } need_rethrow = check_cstack = FALSE; #endif doend: if (curwin->w_cursor.lnum == 0) /* can happen with zero line number */ { curwin->w_cursor.lnum = 1; curwin->w_cursor.col = 0; } if (errormsg != NULL && *errormsg != NUL && !did_emsg) { if (sourcing) { if (errormsg != (char *)IObuff) { STRCPY(IObuff, errormsg); errormsg = (char *)IObuff; } append_command(*cmdlinep); } emsg(errormsg); } #ifdef FEAT_EVAL do_errthrow(cstack, (ea.cmdidx != CMD_SIZE && !IS_USER_CMDIDX(ea.cmdidx)) ? cmdnames[(int)ea.cmdidx].cmd_name : (char_u *)NULL); #endif if (ea.verbose_save >= 0) p_verbose = ea.verbose_save; free_cmdmod(); cmdmod = save_cmdmod; if (ea.save_msg_silent != -1) { /* messages could be enabled for a serious error, need to check if the * counters don't become negative */ if (!did_emsg || msg_silent > ea.save_msg_silent) msg_silent = ea.save_msg_silent; emsg_silent -= ea.did_esilent; if (emsg_silent < 0) emsg_silent = 0; /* Restore msg_scroll, it's set by file I/O commands, even when no * message is actually displayed. */ msg_scroll = save_msg_scroll; /* "silent reg" or "silent echo x" inside "redir" leaves msg_col * somewhere in the line. Put it back in the first column. */ if (redirecting()) msg_col = 0; } #ifdef HAVE_SANDBOX if (ea.did_sandbox) --sandbox; #endif if (ea.nextcmd && *ea.nextcmd == NUL) /* not really a next command */ ea.nextcmd = NULL; #ifdef FEAT_EVAL --ex_nesting_level; #endif return ea.nextcmd; } #if (_MSC_VER == 1200) #pragma optimize( "", on ) #endif /* * Parse and skip over command modifiers: * - update eap->cmd * - store flags in "cmdmod". * - Set ex_pressedreturn for an empty command line. * - set msg_silent for ":silent" * - set 'eventignore' to "all" for ":noautocmd" * - set p_verbose for ":verbose" * - Increment "sandbox" for ":sandbox" * When "skip_only" is TRUE the global variables are not changed, except for * "cmdmod". * Return FAIL when the command is not to be executed. * May set "errormsg" to an error message. */ int parse_command_modifiers(exarg_T *eap, char **errormsg, int skip_only) { char_u *p; vim_memset(&cmdmod, 0, sizeof(cmdmod)); eap->verbose_save = -1; eap->save_msg_silent = -1; // Repeat until no more command modifiers are found. for (;;) { while (*eap->cmd == ' ' || *eap->cmd == '\t' || *eap->cmd == ':') ++eap->cmd; /* in ex mode, an empty line works like :+ */ if (*eap->cmd == NUL && exmode_active && (getline_equal(eap->getline, eap->cookie, getexmodeline) || getline_equal(eap->getline, eap->cookie, getexline)) && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) { eap->cmd = (char_u *)"+"; if (!skip_only) ex_pressedreturn = TRUE; } /* ignore comment and empty lines */ if (*eap->cmd == '"') return FAIL; if (*eap->cmd == NUL) { if (!skip_only) ex_pressedreturn = TRUE; return FAIL; } p = skip_range(eap->cmd, NULL); switch (*p) { /* When adding an entry, also modify cmd_exists(). */ case 'a': if (!checkforcmd(&eap->cmd, "aboveleft", 3)) break; cmdmod.split |= WSP_ABOVE; continue; case 'b': if (checkforcmd(&eap->cmd, "belowright", 3)) { cmdmod.split |= WSP_BELOW; continue; } if (checkforcmd(&eap->cmd, "browse", 3)) { #ifdef FEAT_BROWSE_CMD cmdmod.browse = TRUE; #endif continue; } if (!checkforcmd(&eap->cmd, "botright", 2)) break; cmdmod.split |= WSP_BOT; continue; case 'c': if (!checkforcmd(&eap->cmd, "confirm", 4)) break; #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) cmdmod.confirm = TRUE; #endif continue; case 'k': if (checkforcmd(&eap->cmd, "keepmarks", 3)) { cmdmod.keepmarks = TRUE; continue; } if (checkforcmd(&eap->cmd, "keepalt", 5)) { cmdmod.keepalt = TRUE; continue; } if (checkforcmd(&eap->cmd, "keeppatterns", 5)) { cmdmod.keeppatterns = TRUE; continue; } if (!checkforcmd(&eap->cmd, "keepjumps", 5)) break; cmdmod.keepjumps = TRUE; continue; case 'f': /* only accept ":filter {pat} cmd" */ { char_u *reg_pat; if (!checkforcmd(&p, "filter", 4) || *p == NUL || ends_excmd(*p)) break; if (*p == '!') { cmdmod.filter_force = TRUE; p = skipwhite(p + 1); if (*p == NUL || ends_excmd(*p)) break; } if (skip_only) p = skip_vimgrep_pat(p, NULL, NULL); else // NOTE: This puts a NUL after the pattern. p = skip_vimgrep_pat(p, ®_pat, NULL); if (p == NULL || *p == NUL) break; if (!skip_only) { cmdmod.filter_regmatch.regprog = vim_regcomp(reg_pat, RE_MAGIC); if (cmdmod.filter_regmatch.regprog == NULL) break; } eap->cmd = p; continue; } /* ":hide" and ":hide | cmd" are not modifiers */ case 'h': if (p != eap->cmd || !checkforcmd(&p, "hide", 3) || *p == NUL || ends_excmd(*p)) break; eap->cmd = p; cmdmod.hide = TRUE; continue; case 'l': if (checkforcmd(&eap->cmd, "lockmarks", 3)) { cmdmod.lockmarks = TRUE; continue; } if (!checkforcmd(&eap->cmd, "leftabove", 5)) break; cmdmod.split |= WSP_ABOVE; continue; case 'n': if (checkforcmd(&eap->cmd, "noautocmd", 3)) { if (cmdmod.save_ei == NULL && !skip_only) { /* Set 'eventignore' to "all". Restore the * existing option value later. */ cmdmod.save_ei = vim_strsave(p_ei); set_string_option_direct((char_u *)"ei", -1, (char_u *)"all", OPT_FREE, SID_NONE); } continue; } if (!checkforcmd(&eap->cmd, "noswapfile", 3)) break; cmdmod.noswapfile = TRUE; continue; case 'r': if (!checkforcmd(&eap->cmd, "rightbelow", 6)) break; cmdmod.split |= WSP_BELOW; continue; case 's': if (checkforcmd(&eap->cmd, "sandbox", 3)) { #ifdef HAVE_SANDBOX if (!skip_only) { if (!eap->did_sandbox) ++sandbox; eap->did_sandbox = TRUE; } #endif continue; } if (!checkforcmd(&eap->cmd, "silent", 3)) break; if (!skip_only) { if (eap->save_msg_silent == -1) eap->save_msg_silent = msg_silent; ++msg_silent; } if (*eap->cmd == '!' && !VIM_ISWHITE(eap->cmd[-1])) { /* ":silent!", but not "silent !cmd" */ eap->cmd = skipwhite(eap->cmd + 1); if (!skip_only) { ++emsg_silent; ++eap->did_esilent; } } continue; case 't': if (checkforcmd(&p, "tab", 3)) { if (!skip_only) { long tabnr = get_address(eap, &eap->cmd, ADDR_TABS, eap->skip, skip_only, FALSE, 1); if (tabnr == MAXLNUM) cmdmod.tab = tabpage_index(curtab) + 1; else { if (tabnr < 0 || tabnr > LAST_TAB_NR) { *errormsg = _(e_invrange); return FAIL; } cmdmod.tab = tabnr + 1; } } eap->cmd = p; continue; } if (!checkforcmd(&eap->cmd, "topleft", 2)) break; cmdmod.split |= WSP_TOP; continue; case 'u': if (!checkforcmd(&eap->cmd, "unsilent", 3)) break; if (!skip_only) { if (eap->save_msg_silent == -1) eap->save_msg_silent = msg_silent; msg_silent = 0; } continue; case 'v': if (checkforcmd(&eap->cmd, "vertical", 4)) { cmdmod.split |= WSP_VERT; continue; } if (!checkforcmd(&p, "verbose", 4)) break; if (!skip_only) { if (eap->verbose_save < 0) eap->verbose_save = p_verbose; if (vim_isdigit(*eap->cmd)) p_verbose = atoi((char *)eap->cmd); else p_verbose = 1; } eap->cmd = p; continue; } break; } return OK; } /* * Free contents of "cmdmod". */ static void free_cmdmod(void) { if (cmdmod.save_ei != NULL) { /* Restore 'eventignore' to the value before ":noautocmd". */ set_string_option_direct((char_u *)"ei", -1, cmdmod.save_ei, OPT_FREE, SID_NONE); free_string_option(cmdmod.save_ei); } if (cmdmod.filter_regmatch.regprog != NULL) vim_regfree(cmdmod.filter_regmatch.regprog); } /* * Parse the address range, if any, in "eap". * May set the last search pattern, unless "silent" is TRUE. * Return FAIL and set "errormsg" or return OK. */ int parse_cmd_address(exarg_T *eap, char **errormsg, int silent) { int address_count = 1; linenr_T lnum; // Repeat for all ',' or ';' separated addresses. for (;;) { eap->line1 = eap->line2; switch (eap->addr_type) { case ADDR_LINES: // default is current line number eap->line2 = curwin->w_cursor.lnum; break; case ADDR_WINDOWS: eap->line2 = CURRENT_WIN_NR; break; case ADDR_ARGUMENTS: eap->line2 = curwin->w_arg_idx + 1; if (eap->line2 > ARGCOUNT) eap->line2 = ARGCOUNT; break; case ADDR_LOADED_BUFFERS: case ADDR_BUFFERS: eap->line2 = curbuf->b_fnum; break; case ADDR_TABS: eap->line2 = CURRENT_TAB_NR; break; case ADDR_TABS_RELATIVE: eap->line2 = 1; break; #ifdef FEAT_QUICKFIX case ADDR_QUICKFIX: eap->line2 = qf_get_cur_valid_idx(eap); break; #endif } eap->cmd = skipwhite(eap->cmd); lnum = get_address(eap, &eap->cmd, eap->addr_type, eap->skip, silent, eap->addr_count == 0, address_count++); if (eap->cmd == NULL) // error detected return FAIL; if (lnum == MAXLNUM) { if (*eap->cmd == '%') // '%' - all lines { ++eap->cmd; switch (eap->addr_type) { case ADDR_LINES: eap->line1 = 1; eap->line2 = curbuf->b_ml.ml_line_count; break; case ADDR_LOADED_BUFFERS: { buf_T *buf = firstbuf; while (buf->b_next != NULL && buf->b_ml.ml_mfp == NULL) buf = buf->b_next; eap->line1 = buf->b_fnum; buf = lastbuf; while (buf->b_prev != NULL && buf->b_ml.ml_mfp == NULL) buf = buf->b_prev; eap->line2 = buf->b_fnum; break; } case ADDR_BUFFERS: eap->line1 = firstbuf->b_fnum; eap->line2 = lastbuf->b_fnum; break; case ADDR_WINDOWS: case ADDR_TABS: if (IS_USER_CMDIDX(eap->cmdidx)) { eap->line1 = 1; eap->line2 = eap->addr_type == ADDR_WINDOWS ? LAST_WIN_NR : LAST_TAB_NR; } else { // there is no Vim command which uses '%' and // ADDR_WINDOWS or ADDR_TABS *errormsg = _(e_invrange); return FAIL; } break; case ADDR_TABS_RELATIVE: case ADDR_OTHER: *errormsg = _(e_invrange); return FAIL; case ADDR_ARGUMENTS: if (ARGCOUNT == 0) eap->line1 = eap->line2 = 0; else { eap->line1 = 1; eap->line2 = ARGCOUNT; } break; #ifdef FEAT_QUICKFIX case ADDR_QUICKFIX: eap->line1 = 1; eap->line2 = qf_get_size(eap); if (eap->line2 == 0) eap->line2 = 1; break; #endif } ++eap->addr_count; } else if (*eap->cmd == '*' && vim_strchr(p_cpo, CPO_STAR) == NULL) { pos_T *fp; // '*' - visual area if (eap->addr_type != ADDR_LINES) { *errormsg = _(e_invrange); return FAIL; } ++eap->cmd; if (!eap->skip) { fp = getmark('<', FALSE); if (check_mark(fp) == FAIL) return FAIL; eap->line1 = fp->lnum; fp = getmark('>', FALSE); if (check_mark(fp) == FAIL) return FAIL; eap->line2 = fp->lnum; ++eap->addr_count; } } } else eap->line2 = lnum; eap->addr_count++; if (*eap->cmd == ';') { if (!eap->skip) { curwin->w_cursor.lnum = eap->line2; // don't leave the cursor on an illegal line or column check_cursor(); } } else if (*eap->cmd != ',') break; ++eap->cmd; } // One address given: set start and end lines. if (eap->addr_count == 1) { eap->line1 = eap->line2; // ... but only implicit: really no address given if (lnum == MAXLNUM) eap->addr_count = 0; } return OK; } /* * Check for an Ex command with optional tail. * If there is a match advance "pp" to the argument and return TRUE. */ int checkforcmd( char_u **pp, /* start of command */ char *cmd, /* name of command */ int len) /* required length */ { int i; for (i = 0; cmd[i] != NUL; ++i) if (((char_u *)cmd)[i] != (*pp)[i]) break; if (i >= len && !isalpha((*pp)[i])) { *pp = skipwhite(*pp + i); return TRUE; } return FALSE; } /* * Append "cmd" to the error message in IObuff. * Takes care of limiting the length and handling 0xa0, which would be * invisible otherwise. */ static void append_command(char_u *cmd) { char_u *s = cmd; char_u *d; STRCAT(IObuff, ": "); d = IObuff + STRLEN(IObuff); while (*s != NUL && d - IObuff < IOSIZE - 7) { if (enc_utf8 ? (s[0] == 0xc2 && s[1] == 0xa0) : *s == 0xa0) { s += enc_utf8 ? 2 : 1; STRCPY(d, ""); d += 4; } else MB_COPY_CHAR(s, d); } *d = NUL; } /* * Find an Ex command by its name, either built-in or user. * Start of the name can be found at eap->cmd. * Returns pointer to char after the command name. * "full" is set to TRUE if the whole command name matched. * Returns NULL for an ambiguous user command. */ static char_u * find_command(exarg_T *eap, int *full UNUSED) { int len; char_u *p; int i; /* * Isolate the command and search for it in the command table. * Exceptions: * - the 'k' command can directly be followed by any character. * - the 's' command can be followed directly by 'c', 'g', 'i', 'I' or 'r' * but :sre[wind] is another command, as are :scr[iptnames], * :scs[cope], :sim[alt], :sig[ns] and :sil[ent]. * - the "d" command can directly be followed by 'l' or 'p' flag. */ p = eap->cmd; if (*p == 'k') { eap->cmdidx = CMD_k; ++p; } else if (p[0] == 's' && ((p[1] == 'c' && (p[2] == NUL || (p[2] != 's' && p[2] != 'r' && (p[3] == NUL || (p[3] != 'i' && p[4] != 'p'))))) || p[1] == 'g' || (p[1] == 'i' && p[2] != 'm' && p[2] != 'l' && p[2] != 'g') || p[1] == 'I' || (p[1] == 'r' && p[2] != 'e'))) { eap->cmdidx = CMD_substitute; ++p; } else { while (ASCII_ISALPHA(*p)) ++p; /* for python 3.x support ":py3", ":python3", ":py3file", etc. */ if (eap->cmd[0] == 'p' && eap->cmd[1] == 'y') while (ASCII_ISALNUM(*p)) ++p; /* check for non-alpha command */ if (p == eap->cmd && vim_strchr((char_u *)"@*!=><&~#", *p) != NULL) ++p; len = (int)(p - eap->cmd); if (*eap->cmd == 'd' && (p[-1] == 'l' || p[-1] == 'p')) { /* Check for ":dl", ":dell", etc. to ":deletel": that's * :delete with the 'l' flag. Same for 'p'. */ for (i = 0; i < len; ++i) if (eap->cmd[i] != ((char_u *)"delete")[i]) break; if (i == len - 1) { --len; if (p[-1] == 'l') eap->flags |= EXFLAG_LIST; else eap->flags |= EXFLAG_PRINT; } } if (ASCII_ISLOWER(eap->cmd[0])) { int c1 = eap->cmd[0]; int c2 = eap->cmd[1]; if (command_count != (int)CMD_SIZE) { iemsg(_("E943: Command table needs to be updated, run 'make cmdidxs'")); getout(1); } /* Use a precomputed index for fast look-up in cmdnames[] * taking into account the first 2 letters of eap->cmd. */ eap->cmdidx = cmdidxs1[CharOrdLow(c1)]; if (ASCII_ISLOWER(c2)) eap->cmdidx += cmdidxs2[CharOrdLow(c1)][CharOrdLow(c2)]; } else eap->cmdidx = CMD_bang; for ( ; (int)eap->cmdidx < (int)CMD_SIZE; eap->cmdidx = (cmdidx_T)((int)eap->cmdidx + 1)) if (STRNCMP(cmdnames[(int)eap->cmdidx].cmd_name, (char *)eap->cmd, (size_t)len) == 0) { #ifdef FEAT_EVAL if (full != NULL && cmdnames[(int)eap->cmdidx].cmd_name[len] == NUL) *full = TRUE; #endif break; } #ifdef FEAT_USR_CMDS /* Look for a user defined command as a last resort. Let ":Print" be * overruled by a user defined command. */ if ((eap->cmdidx == CMD_SIZE || eap->cmdidx == CMD_Print) && *eap->cmd >= 'A' && *eap->cmd <= 'Z') { /* User defined commands may contain digits. */ while (ASCII_ISALNUM(*p)) ++p; p = find_ucmd(eap, p, full, NULL, NULL); } #endif if (p == eap->cmd) eap->cmdidx = CMD_SIZE; } return p; } #ifdef FEAT_USR_CMDS /* * Search for a user command that matches "eap->cmd". * Return cmdidx in "eap->cmdidx", flags in "eap->argt", idx in "eap->useridx". * Return a pointer to just after the command. * Return NULL if there is no matching command. */ static char_u * find_ucmd( exarg_T *eap, char_u *p, /* end of the command (possibly including count) */ int *full, /* set to TRUE for a full match */ expand_T *xp, /* used for completion, NULL otherwise */ int *compl) /* completion flags or NULL */ { int len = (int)(p - eap->cmd); int j, k, matchlen = 0; ucmd_T *uc; int found = FALSE; int possible = FALSE; char_u *cp, *np; /* Point into typed cmd and test name */ garray_T *gap; int amb_local = FALSE; /* Found ambiguous buffer-local command, only full match global is accepted. */ /* * Look for buffer-local user commands first, then global ones. */ gap = &curbuf->b_ucmds; for (;;) { for (j = 0; j < gap->ga_len; ++j) { uc = USER_CMD_GA(gap, j); cp = eap->cmd; np = uc->uc_name; k = 0; while (k < len && *np != NUL && *cp++ == *np++) k++; if (k == len || (*np == NUL && vim_isdigit(eap->cmd[k]))) { /* If finding a second match, the command is ambiguous. But * not if a buffer-local command wasn't a full match and a * global command is a full match. */ if (k == len && found && *np != NUL) { if (gap == &ucmds) return NULL; amb_local = TRUE; } if (!found || (k == len && *np == NUL)) { /* If we matched up to a digit, then there could * be another command including the digit that we * should use instead. */ if (k == len) found = TRUE; else possible = TRUE; if (gap == &ucmds) eap->cmdidx = CMD_USER; else eap->cmdidx = CMD_USER_BUF; eap->argt = (long)uc->uc_argt; eap->useridx = j; eap->addr_type = uc->uc_addr_type; # ifdef FEAT_CMDL_COMPL if (compl != NULL) *compl = uc->uc_compl; # ifdef FEAT_EVAL if (xp != NULL) { xp->xp_arg = uc->uc_compl_arg; xp->xp_script_ctx = uc->uc_script_ctx; xp->xp_script_ctx.sc_lnum += sourcing_lnum; } # endif # endif /* Do not search for further abbreviations * if this is an exact match. */ matchlen = k; if (k == len && *np == NUL) { if (full != NULL) *full = TRUE; amb_local = FALSE; break; } } } } /* Stop if we found a full match or searched all. */ if (j < gap->ga_len || gap == &ucmds) break; gap = &ucmds; } /* Only found ambiguous matches. */ if (amb_local) { if (xp != NULL) xp->xp_context = EXPAND_UNSUCCESSFUL; return NULL; } /* The match we found may be followed immediately by a number. Move "p" * back to point to it. */ if (found || possible) return p + (matchlen - len); return p; } #endif #if defined(FEAT_EVAL) || defined(PROTO) static struct cmdmod { char *name; int minlen; int has_count; /* :123verbose :3tab */ } cmdmods[] = { {"aboveleft", 3, FALSE}, {"belowright", 3, FALSE}, {"botright", 2, FALSE}, {"browse", 3, FALSE}, {"confirm", 4, FALSE}, {"filter", 4, FALSE}, {"hide", 3, FALSE}, {"keepalt", 5, FALSE}, {"keepjumps", 5, FALSE}, {"keepmarks", 3, FALSE}, {"keeppatterns", 5, FALSE}, {"leftabove", 5, FALSE}, {"lockmarks", 3, FALSE}, {"noautocmd", 3, FALSE}, {"noswapfile", 3, FALSE}, {"rightbelow", 6, FALSE}, {"sandbox", 3, FALSE}, {"silent", 3, FALSE}, {"tab", 3, TRUE}, {"topleft", 2, FALSE}, {"unsilent", 3, FALSE}, {"verbose", 4, TRUE}, {"vertical", 4, FALSE}, }; /* * Return length of a command modifier (including optional count). * Return zero when it's not a modifier. */ int modifier_len(char_u *cmd) { int i, j; char_u *p = cmd; if (VIM_ISDIGIT(*cmd)) p = skipwhite(skipdigits(cmd)); for (i = 0; i < (int)(sizeof(cmdmods) / sizeof(struct cmdmod)); ++i) { for (j = 0; p[j] != NUL; ++j) if (p[j] != cmdmods[i].name[j]) break; if (!ASCII_ISALPHA(p[j]) && j >= cmdmods[i].minlen && (p == cmd || cmdmods[i].has_count)) return j + (int)(p - cmd); } return 0; } /* * Return > 0 if an Ex command "name" exists. * Return 2 if there is an exact match. * Return 3 if there is an ambiguous match. */ int cmd_exists(char_u *name) { exarg_T ea; int full = FALSE; int i; int j; char_u *p; /* Check command modifiers. */ for (i = 0; i < (int)(sizeof(cmdmods) / sizeof(struct cmdmod)); ++i) { for (j = 0; name[j] != NUL; ++j) if (name[j] != cmdmods[i].name[j]) break; if (name[j] == NUL && j >= cmdmods[i].minlen) return (cmdmods[i].name[j] == NUL ? 2 : 1); } /* Check built-in commands and user defined commands. * For ":2match" and ":3match" we need to skip the number. */ ea.cmd = (*name == '2' || *name == '3') ? name + 1 : name; ea.cmdidx = (cmdidx_T)0; p = find_command(&ea, &full); if (p == NULL) return 3; if (vim_isdigit(*name) && ea.cmdidx != CMD_match) return 0; if (*skipwhite(p) != NUL) return 0; /* trailing garbage */ return (ea.cmdidx == CMD_SIZE ? 0 : (full ? 2 : 1)); } #endif /* * This is all pretty much copied from do_one_cmd(), with all the extra stuff * we don't need/want deleted. Maybe this could be done better if we didn't * repeat all this stuff. The only problem is that they may not stay * perfectly compatible with each other, but then the command line syntax * probably won't change that much -- webb. */ char_u * set_one_cmd_context( expand_T *xp, char_u *buff) /* buffer for command string */ { char_u *p; char_u *cmd, *arg; int len = 0; exarg_T ea; #if defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL) int compl = EXPAND_NOTHING; #endif #ifdef FEAT_CMDL_COMPL int delim; #endif int forceit = FALSE; int usefilter = FALSE; /* filter instead of file name */ ExpandInit(xp); xp->xp_pattern = buff; xp->xp_context = EXPAND_COMMANDS; /* Default until we get past command */ ea.argt = 0; /* * 1. skip comment lines and leading space, colons or bars */ for (cmd = buff; vim_strchr((char_u *)" \t:|", *cmd) != NULL; cmd++) ; xp->xp_pattern = cmd; if (*cmd == NUL) return NULL; if (*cmd == '"') /* ignore comment lines */ { xp->xp_context = EXPAND_NOTHING; return NULL; } /* * 3. Skip over the range to find the command. */ cmd = skip_range(cmd, &xp->xp_context); xp->xp_pattern = cmd; if (*cmd == NUL) return NULL; if (*cmd == '"') { xp->xp_context = EXPAND_NOTHING; return NULL; } if (*cmd == '|' || *cmd == '\n') return cmd + 1; /* There's another command */ /* * Isolate the command and search for it in the command table. * Exceptions: * - the 'k' command can directly be followed by any character, but * do accept "keepmarks", "keepalt" and "keepjumps". * - the 's' command can be followed directly by 'c', 'g', 'i', 'I' or 'r' */ if (*cmd == 'k' && cmd[1] != 'e') { ea.cmdidx = CMD_k; p = cmd + 1; } else { p = cmd; while (ASCII_ISALPHA(*p) || *p == '*') /* Allow * wild card */ ++p; /* a user command may contain digits */ if (ASCII_ISUPPER(cmd[0])) while (ASCII_ISALNUM(*p) || *p == '*') ++p; /* for python 3.x: ":py3*" commands completion */ if (cmd[0] == 'p' && cmd[1] == 'y' && p == cmd + 2 && *p == '3') { ++p; while (ASCII_ISALPHA(*p) || *p == '*') ++p; } /* check for non-alpha command */ if (p == cmd && vim_strchr((char_u *)"@*!=><&~#", *p) != NULL) ++p; len = (int)(p - cmd); if (len == 0) { xp->xp_context = EXPAND_UNSUCCESSFUL; return NULL; } for (ea.cmdidx = (cmdidx_T)0; (int)ea.cmdidx < (int)CMD_SIZE; ea.cmdidx = (cmdidx_T)((int)ea.cmdidx + 1)) if (STRNCMP(cmdnames[(int)ea.cmdidx].cmd_name, cmd, (size_t)len) == 0) break; #ifdef FEAT_USR_CMDS if (cmd[0] >= 'A' && cmd[0] <= 'Z') while (ASCII_ISALNUM(*p) || *p == '*') /* Allow * wild card */ ++p; #endif } /* * If the cursor is touching the command, and it ends in an alpha-numeric * character, complete the command name. */ if (*p == NUL && ASCII_ISALNUM(p[-1])) return NULL; if (ea.cmdidx == CMD_SIZE) { if (*cmd == 's' && vim_strchr((char_u *)"cgriI", cmd[1]) != NULL) { ea.cmdidx = CMD_substitute; p = cmd + 1; } #ifdef FEAT_USR_CMDS else if (cmd[0] >= 'A' && cmd[0] <= 'Z') { ea.cmd = cmd; p = find_ucmd(&ea, p, NULL, xp, # if defined(FEAT_CMDL_COMPL) &compl # else NULL # endif ); if (p == NULL) ea.cmdidx = CMD_SIZE; /* ambiguous user command */ } #endif } if (ea.cmdidx == CMD_SIZE) { /* Not still touching the command and it was an illegal one */ xp->xp_context = EXPAND_UNSUCCESSFUL; return NULL; } xp->xp_context = EXPAND_NOTHING; /* Default now that we're past command */ if (*p == '!') /* forced commands */ { forceit = TRUE; ++p; } /* * 6. parse arguments */ if (!IS_USER_CMDIDX(ea.cmdidx)) ea.argt = (long)cmdnames[(int)ea.cmdidx].cmd_argt; arg = skipwhite(p); if (ea.cmdidx == CMD_write || ea.cmdidx == CMD_update) { if (*arg == '>') /* append */ { if (*++arg == '>') ++arg; arg = skipwhite(arg); } else if (*arg == '!' && ea.cmdidx == CMD_write) /* :w !filter */ { ++arg; usefilter = TRUE; } } if (ea.cmdidx == CMD_read) { usefilter = forceit; /* :r! filter if forced */ if (*arg == '!') /* :r !filter */ { ++arg; usefilter = TRUE; } } if (ea.cmdidx == CMD_lshift || ea.cmdidx == CMD_rshift) { while (*arg == *cmd) /* allow any number of '>' or '<' */ ++arg; arg = skipwhite(arg); } /* Does command allow "+command"? */ if ((ea.argt & EDITCMD) && !usefilter && *arg == '+') { /* Check if we're in the +command */ p = arg + 1; arg = skip_cmd_arg(arg, FALSE); /* Still touching the command after '+'? */ if (*arg == NUL) return p; /* Skip space(s) after +command to get to the real argument */ arg = skipwhite(arg); } /* * Check for '|' to separate commands and '"' to start comments. * Don't do this for ":read !cmd" and ":write !cmd". */ if ((ea.argt & TRLBAR) && !usefilter) { p = arg; /* ":redir @" is not the start of a comment */ if (ea.cmdidx == CMD_redir && p[0] == '@' && p[1] == '"') p += 2; while (*p) { if (*p == Ctrl_V) { if (p[1] != NUL) ++p; } else if ( (*p == '"' && !(ea.argt & NOTRLCOM)) || *p == '|' || *p == '\n') { if (*(p - 1) != '\\') { if (*p == '|' || *p == '\n') return p + 1; return NULL; /* It's a comment */ } } MB_PTR_ADV(p); } } /* no arguments allowed */ if (!(ea.argt & EXTRA) && *arg != NUL && vim_strchr((char_u *)"|\"", *arg) == NULL) return NULL; /* Find start of last argument (argument just before cursor): */ p = buff; xp->xp_pattern = p; len = (int)STRLEN(buff); while (*p && p < buff + len) { if (*p == ' ' || *p == TAB) { /* argument starts after a space */ xp->xp_pattern = ++p; } else { if (*p == '\\' && *(p + 1) != NUL) ++p; /* skip over escaped character */ MB_PTR_ADV(p); } } if (ea.argt & XFILE) { int c; int in_quote = FALSE; char_u *bow = NULL; /* Beginning of word */ /* * Allow spaces within back-quotes to count as part of the argument * being expanded. */ xp->xp_pattern = skipwhite(arg); p = xp->xp_pattern; while (*p != NUL) { if (has_mbyte) c = mb_ptr2char(p); else c = *p; if (c == '\\' && p[1] != NUL) ++p; else if (c == '`') { if (!in_quote) { xp->xp_pattern = p; bow = p + 1; } in_quote = !in_quote; } /* An argument can contain just about everything, except * characters that end the command and white space. */ else if (c == '|' || c == '\n' || c == '"' || (VIM_ISWHITE(c) #ifdef SPACE_IN_FILENAME && (!(ea.argt & NOSPC) || usefilter) #endif )) { len = 0; /* avoid getting stuck when space is in 'isfname' */ while (*p != NUL) { if (has_mbyte) c = mb_ptr2char(p); else c = *p; if (c == '`' || vim_isfilec_or_wc(c)) break; if (has_mbyte) len = (*mb_ptr2len)(p); else len = 1; MB_PTR_ADV(p); } if (in_quote) bow = p; else xp->xp_pattern = p; p -= len; } MB_PTR_ADV(p); } /* * If we are still inside the quotes, and we passed a space, just * expand from there. */ if (bow != NULL && in_quote) xp->xp_pattern = bow; xp->xp_context = EXPAND_FILES; /* For a shell command more chars need to be escaped. */ if (usefilter || ea.cmdidx == CMD_bang || ea.cmdidx == CMD_terminal) { #ifndef BACKSLASH_IN_FILENAME xp->xp_shell = TRUE; #endif /* When still after the command name expand executables. */ if (xp->xp_pattern == skipwhite(arg)) xp->xp_context = EXPAND_SHELLCMD; } /* Check for environment variable */ if (*xp->xp_pattern == '$' #if defined(MSWIN) || *xp->xp_pattern == '%' #endif ) { for (p = xp->xp_pattern + 1; *p != NUL; ++p) if (!vim_isIDc(*p)) break; if (*p == NUL) { xp->xp_context = EXPAND_ENV_VARS; ++xp->xp_pattern; #if defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL) /* Avoid that the assignment uses EXPAND_FILES again. */ if (compl != EXPAND_USER_DEFINED && compl != EXPAND_USER_LIST) compl = EXPAND_ENV_VARS; #endif } } #if defined(FEAT_CMDL_COMPL) /* Check for user names */ if (*xp->xp_pattern == '~') { for (p = xp->xp_pattern + 1; *p != NUL && *p != '/'; ++p) ; /* Complete ~user only if it partially matches a user name. * A full match ~user will be replaced by user's home * directory i.e. something like ~user -> /home/user/ */ if (*p == NUL && p > xp->xp_pattern + 1 && match_user(xp->xp_pattern + 1) >= 1) { xp->xp_context = EXPAND_USER; ++xp->xp_pattern; } } #endif } /* * 6. Switch on command name. */ switch (ea.cmdidx) { case CMD_find: case CMD_sfind: case CMD_tabfind: if (xp->xp_context == EXPAND_FILES) xp->xp_context = EXPAND_FILES_IN_PATH; break; case CMD_cd: case CMD_chdir: case CMD_lcd: case CMD_lchdir: if (xp->xp_context == EXPAND_FILES) xp->xp_context = EXPAND_DIRECTORIES; break; case CMD_help: xp->xp_context = EXPAND_HELP; xp->xp_pattern = arg; break; /* Command modifiers: return the argument. * Also for commands with an argument that is a command. */ case CMD_aboveleft: case CMD_argdo: case CMD_belowright: case CMD_botright: case CMD_browse: case CMD_bufdo: case CMD_cdo: case CMD_cfdo: case CMD_confirm: case CMD_debug: case CMD_folddoclosed: case CMD_folddoopen: case CMD_hide: case CMD_keepalt: case CMD_keepjumps: case CMD_keepmarks: case CMD_keeppatterns: case CMD_ldo: case CMD_leftabove: case CMD_lfdo: case CMD_lockmarks: case CMD_noautocmd: case CMD_noswapfile: case CMD_rightbelow: case CMD_sandbox: case CMD_silent: case CMD_tab: case CMD_tabdo: case CMD_topleft: case CMD_verbose: case CMD_vertical: case CMD_windo: return arg; case CMD_filter: if (*arg != NUL) arg = skip_vimgrep_pat(arg, NULL, NULL); if (arg == NULL || *arg == NUL) { xp->xp_context = EXPAND_NOTHING; return NULL; } return skipwhite(arg); #ifdef FEAT_CMDL_COMPL # ifdef FEAT_SEARCH_EXTRA case CMD_match: if (*arg == NUL || !ends_excmd(*arg)) { /* also complete "None" */ set_context_in_echohl_cmd(xp, arg); arg = skipwhite(skiptowhite(arg)); if (*arg != NUL) { xp->xp_context = EXPAND_NOTHING; arg = skip_regexp(arg + 1, *arg, p_magic, NULL); } } return find_nextcmd(arg); # endif /* * All completion for the +cmdline_compl feature goes here. */ # ifdef FEAT_USR_CMDS case CMD_command: /* Check for attributes */ while (*arg == '-') { arg++; /* Skip "-" */ p = skiptowhite(arg); if (*p == NUL) { /* Cursor is still in the attribute */ p = vim_strchr(arg, '='); if (p == NULL) { /* No "=", so complete attribute names */ xp->xp_context = EXPAND_USER_CMD_FLAGS; xp->xp_pattern = arg; return NULL; } /* For the -complete, -nargs and -addr attributes, we complete * their arguments as well. */ if (STRNICMP(arg, "complete", p - arg) == 0) { xp->xp_context = EXPAND_USER_COMPLETE; xp->xp_pattern = p + 1; return NULL; } else if (STRNICMP(arg, "nargs", p - arg) == 0) { xp->xp_context = EXPAND_USER_NARGS; xp->xp_pattern = p + 1; return NULL; } else if (STRNICMP(arg, "addr", p - arg) == 0) { xp->xp_context = EXPAND_USER_ADDR_TYPE; xp->xp_pattern = p + 1; return NULL; } return NULL; } arg = skipwhite(p); } /* After the attributes comes the new command name */ p = skiptowhite(arg); if (*p == NUL) { xp->xp_context = EXPAND_USER_COMMANDS; xp->xp_pattern = arg; break; } /* And finally comes a normal command */ return skipwhite(p); case CMD_delcommand: xp->xp_context = EXPAND_USER_COMMANDS; xp->xp_pattern = arg; break; # endif case CMD_global: case CMD_vglobal: delim = *arg; /* get the delimiter */ if (delim) ++arg; /* skip delimiter if there is one */ while (arg[0] != NUL && arg[0] != delim) { if (arg[0] == '\\' && arg[1] != NUL) ++arg; ++arg; } if (arg[0] != NUL) return arg + 1; break; case CMD_and: case CMD_substitute: delim = *arg; if (delim) { /* skip "from" part */ ++arg; arg = skip_regexp(arg, delim, p_magic, NULL); } /* skip "to" part */ while (arg[0] != NUL && arg[0] != delim) { if (arg[0] == '\\' && arg[1] != NUL) ++arg; ++arg; } if (arg[0] != NUL) /* skip delimiter */ ++arg; while (arg[0] && vim_strchr((char_u *)"|\"#", arg[0]) == NULL) ++arg; if (arg[0] != NUL) return arg; break; case CMD_isearch: case CMD_dsearch: case CMD_ilist: case CMD_dlist: case CMD_ijump: case CMD_psearch: case CMD_djump: case CMD_isplit: case CMD_dsplit: arg = skipwhite(skipdigits(arg)); /* skip count */ if (*arg == '/') /* Match regexp, not just whole words */ { for (++arg; *arg && *arg != '/'; arg++) if (*arg == '\\' && arg[1] != NUL) arg++; if (*arg) { arg = skipwhite(arg + 1); /* Check for trailing illegal characters */ if (*arg && vim_strchr((char_u *)"|\"\n", *arg) == NULL) xp->xp_context = EXPAND_NOTHING; else return arg; } } break; case CMD_autocmd: return set_context_in_autocmd(xp, arg, FALSE); case CMD_doautocmd: case CMD_doautoall: return set_context_in_autocmd(xp, arg, TRUE); case CMD_set: set_context_in_set_cmd(xp, arg, 0); break; case CMD_setglobal: set_context_in_set_cmd(xp, arg, OPT_GLOBAL); break; case CMD_setlocal: set_context_in_set_cmd(xp, arg, OPT_LOCAL); break; case CMD_tag: case CMD_stag: case CMD_ptag: case CMD_ltag: case CMD_tselect: case CMD_stselect: case CMD_ptselect: case CMD_tjump: case CMD_stjump: case CMD_ptjump: if (*p_wop != NUL) xp->xp_context = EXPAND_TAGS_LISTFILES; else xp->xp_context = EXPAND_TAGS; xp->xp_pattern = arg; break; case CMD_augroup: xp->xp_context = EXPAND_AUGROUP; xp->xp_pattern = arg; break; #ifdef FEAT_SYN_HL case CMD_syntax: set_context_in_syntax_cmd(xp, arg); break; #endif #ifdef FEAT_EVAL case CMD_let: case CMD_if: case CMD_elseif: case CMD_while: case CMD_for: case CMD_echo: case CMD_echon: case CMD_execute: case CMD_echomsg: case CMD_echoerr: case CMD_call: case CMD_return: case CMD_cexpr: case CMD_caddexpr: case CMD_cgetexpr: case CMD_lexpr: case CMD_laddexpr: case CMD_lgetexpr: set_context_for_expression(xp, arg, ea.cmdidx); break; case CMD_unlet: while ((xp->xp_pattern = vim_strchr(arg, ' ')) != NULL) arg = xp->xp_pattern + 1; xp->xp_context = EXPAND_USER_VARS; xp->xp_pattern = arg; if (*xp->xp_pattern == '$') { xp->xp_context = EXPAND_ENV_VARS; ++xp->xp_pattern; } break; case CMD_function: case CMD_delfunction: xp->xp_context = EXPAND_USER_FUNC; xp->xp_pattern = arg; break; case CMD_echohl: set_context_in_echohl_cmd(xp, arg); break; #endif case CMD_highlight: set_context_in_highlight_cmd(xp, arg); break; #ifdef FEAT_CSCOPE case CMD_cscope: case CMD_lcscope: case CMD_scscope: set_context_in_cscope_cmd(xp, arg, ea.cmdidx); break; #endif #ifdef FEAT_SIGNS case CMD_sign: set_context_in_sign_cmd(xp, arg); break; #endif case CMD_bdelete: case CMD_bwipeout: case CMD_bunload: while ((xp->xp_pattern = vim_strchr(arg, ' ')) != NULL) arg = xp->xp_pattern + 1; /* FALLTHROUGH */ case CMD_buffer: case CMD_sbuffer: case CMD_checktime: xp->xp_context = EXPAND_BUFFERS; xp->xp_pattern = arg; break; #ifdef FEAT_USR_CMDS case CMD_USER: case CMD_USER_BUF: if (compl != EXPAND_NOTHING) { /* XFILE: file names are handled above */ if (!(ea.argt & XFILE)) { # ifdef FEAT_MENU if (compl == EXPAND_MENUS) return set_context_in_menu_cmd(xp, cmd, arg, forceit); # endif if (compl == EXPAND_COMMANDS) return arg; if (compl == EXPAND_MAPPINGS) return set_context_in_map_cmd(xp, (char_u *)"map", arg, forceit, FALSE, FALSE, CMD_map); /* Find start of last argument. */ p = arg; while (*p) { if (*p == ' ') /* argument starts after a space */ arg = p + 1; else if (*p == '\\' && *(p + 1) != NUL) ++p; /* skip over escaped character */ MB_PTR_ADV(p); } xp->xp_pattern = arg; } xp->xp_context = compl; } break; #endif case CMD_map: case CMD_noremap: case CMD_nmap: case CMD_nnoremap: case CMD_vmap: case CMD_vnoremap: case CMD_omap: case CMD_onoremap: case CMD_imap: case CMD_inoremap: case CMD_cmap: case CMD_cnoremap: case CMD_lmap: case CMD_lnoremap: case CMD_smap: case CMD_snoremap: case CMD_tmap: case CMD_tnoremap: case CMD_xmap: case CMD_xnoremap: return set_context_in_map_cmd(xp, cmd, arg, forceit, FALSE, FALSE, ea.cmdidx); case CMD_unmap: case CMD_nunmap: case CMD_vunmap: case CMD_ounmap: case CMD_iunmap: case CMD_cunmap: case CMD_lunmap: case CMD_sunmap: case CMD_tunmap: case CMD_xunmap: return set_context_in_map_cmd(xp, cmd, arg, forceit, FALSE, TRUE, ea.cmdidx); case CMD_mapclear: case CMD_nmapclear: case CMD_vmapclear: case CMD_omapclear: case CMD_imapclear: case CMD_cmapclear: case CMD_lmapclear: case CMD_smapclear: case CMD_tmapclear: case CMD_xmapclear: xp->xp_context = EXPAND_MAPCLEAR; xp->xp_pattern = arg; break; case CMD_abbreviate: case CMD_noreabbrev: case CMD_cabbrev: case CMD_cnoreabbrev: case CMD_iabbrev: case CMD_inoreabbrev: return set_context_in_map_cmd(xp, cmd, arg, forceit, TRUE, FALSE, ea.cmdidx); case CMD_unabbreviate: case CMD_cunabbrev: case CMD_iunabbrev: return set_context_in_map_cmd(xp, cmd, arg, forceit, TRUE, TRUE, ea.cmdidx); #ifdef FEAT_MENU case CMD_menu: case CMD_noremenu: case CMD_unmenu: case CMD_amenu: case CMD_anoremenu: case CMD_aunmenu: case CMD_nmenu: case CMD_nnoremenu: case CMD_nunmenu: case CMD_vmenu: case CMD_vnoremenu: case CMD_vunmenu: case CMD_omenu: case CMD_onoremenu: case CMD_ounmenu: case CMD_imenu: case CMD_inoremenu: case CMD_iunmenu: case CMD_cmenu: case CMD_cnoremenu: case CMD_cunmenu: case CMD_tlmenu: case CMD_tlnoremenu: case CMD_tlunmenu: case CMD_tmenu: case CMD_tunmenu: case CMD_popup: case CMD_tearoff: case CMD_emenu: return set_context_in_menu_cmd(xp, cmd, arg, forceit); #endif case CMD_colorscheme: xp->xp_context = EXPAND_COLORS; xp->xp_pattern = arg; break; case CMD_compiler: xp->xp_context = EXPAND_COMPILER; xp->xp_pattern = arg; break; case CMD_ownsyntax: xp->xp_context = EXPAND_OWNSYNTAX; xp->xp_pattern = arg; break; case CMD_setfiletype: xp->xp_context = EXPAND_FILETYPE; xp->xp_pattern = arg; break; case CMD_packadd: xp->xp_context = EXPAND_PACKADD; xp->xp_pattern = arg; break; #if defined(HAVE_LOCALE_H) || defined(X_LOCALE) case CMD_language: p = skiptowhite(arg); if (*p == NUL) { xp->xp_context = EXPAND_LANGUAGE; xp->xp_pattern = arg; } else { if ( STRNCMP(arg, "messages", p - arg) == 0 || STRNCMP(arg, "ctype", p - arg) == 0 || STRNCMP(arg, "time", p - arg) == 0) { xp->xp_context = EXPAND_LOCALES; xp->xp_pattern = skipwhite(p); } else xp->xp_context = EXPAND_NOTHING; } break; #endif #if defined(FEAT_PROFILE) case CMD_profile: set_context_in_profile_cmd(xp, arg); break; #endif case CMD_behave: xp->xp_context = EXPAND_BEHAVE; xp->xp_pattern = arg; break; case CMD_messages: xp->xp_context = EXPAND_MESSAGES; xp->xp_pattern = arg; break; #if defined(FEAT_CMDHIST) case CMD_history: xp->xp_context = EXPAND_HISTORY; xp->xp_pattern = arg; break; #endif #if defined(FEAT_PROFILE) case CMD_syntime: xp->xp_context = EXPAND_SYNTIME; xp->xp_pattern = arg; break; #endif case CMD_argdelete: while ((xp->xp_pattern = vim_strchr(arg, ' ')) != NULL) arg = xp->xp_pattern + 1; xp->xp_context = EXPAND_ARGLIST; xp->xp_pattern = arg; break; #endif /* FEAT_CMDL_COMPL */ default: break; } return NULL; } /* * Skip a range specifier of the form: addr [,addr] [;addr] .. * * Backslashed delimiters after / or ? will be skipped, and commands will * not be expanded between /'s and ?'s or after "'". * * Also skip white space and ":" characters. * Returns the "cmd" pointer advanced to beyond the range. */ char_u * skip_range( char_u *cmd, int *ctx) /* pointer to xp_context or NULL */ { unsigned delim; while (vim_strchr((char_u *)" \t0123456789.$%'/?-+,;\\", *cmd) != NULL) { if (*cmd == '\\') { if (cmd[1] == '?' || cmd[1] == '/' || cmd[1] == '&') ++cmd; else break; } else if (*cmd == '\'') { if (*++cmd == NUL && ctx != NULL) *ctx = EXPAND_NOTHING; } else if (*cmd == '/' || *cmd == '?') { delim = *cmd++; while (*cmd != NUL && *cmd != delim) if (*cmd++ == '\\' && *cmd != NUL) ++cmd; if (*cmd == NUL && ctx != NULL) *ctx = EXPAND_NOTHING; } if (*cmd != NUL) ++cmd; } /* Skip ":" and white space. */ while (*cmd == ':') cmd = skipwhite(cmd + 1); return cmd; } /* * Get a single EX address. * * Set ptr to the next character after the part that was interpreted. * Set ptr to NULL when an error is encountered. * This may set the last used search pattern. * * Return MAXLNUM when no Ex address was found. */ static linenr_T get_address( exarg_T *eap UNUSED, char_u **ptr, int addr_type, // flag: one of ADDR_LINES, ... int skip, // only skip the address, don't use it int silent, // no errors or side effects int to_other_file, // flag: may jump to other file int address_count UNUSED) // 1 for first address, >1 after comma { int c; int i; long n; char_u *cmd; pos_T pos; pos_T *fp; linenr_T lnum; buf_T *buf; cmd = skipwhite(*ptr); lnum = MAXLNUM; do { switch (*cmd) { case '.': /* '.' - Cursor position */ ++cmd; switch (addr_type) { case ADDR_LINES: lnum = curwin->w_cursor.lnum; break; case ADDR_WINDOWS: lnum = CURRENT_WIN_NR; break; case ADDR_ARGUMENTS: lnum = curwin->w_arg_idx + 1; break; case ADDR_LOADED_BUFFERS: case ADDR_BUFFERS: lnum = curbuf->b_fnum; break; case ADDR_TABS: lnum = CURRENT_TAB_NR; break; case ADDR_TABS_RELATIVE: emsg(_(e_invrange)); cmd = NULL; goto error; break; #ifdef FEAT_QUICKFIX case ADDR_QUICKFIX: lnum = qf_get_cur_valid_idx(eap); break; #endif } break; case '$': /* '$' - last line */ ++cmd; switch (addr_type) { case ADDR_LINES: lnum = curbuf->b_ml.ml_line_count; break; case ADDR_WINDOWS: lnum = LAST_WIN_NR; break; case ADDR_ARGUMENTS: lnum = ARGCOUNT; break; case ADDR_LOADED_BUFFERS: buf = lastbuf; while (buf->b_ml.ml_mfp == NULL) { if (buf->b_prev == NULL) break; buf = buf->b_prev; } lnum = buf->b_fnum; break; case ADDR_BUFFERS: lnum = lastbuf->b_fnum; break; case ADDR_TABS: lnum = LAST_TAB_NR; break; case ADDR_TABS_RELATIVE: emsg(_(e_invrange)); cmd = NULL; goto error; break; #ifdef FEAT_QUICKFIX case ADDR_QUICKFIX: lnum = qf_get_size(eap); if (lnum == 0) lnum = 1; break; #endif } break; case '\'': /* ''' - mark */ if (*++cmd == NUL) { cmd = NULL; goto error; } if (addr_type != ADDR_LINES) { emsg(_(e_invaddr)); cmd = NULL; goto error; } if (skip) ++cmd; else { /* Only accept a mark in another file when it is * used by itself: ":'M". */ fp = getmark(*cmd, to_other_file && cmd[1] == NUL); ++cmd; if (fp == (pos_T *)-1) /* Jumped to another file. */ lnum = curwin->w_cursor.lnum; else { if (check_mark(fp) == FAIL) { cmd = NULL; goto error; } lnum = fp->lnum; } } break; case '/': case '?': /* '/' or '?' - search */ c = *cmd++; if (addr_type != ADDR_LINES) { emsg(_(e_invaddr)); cmd = NULL; goto error; } if (skip) /* skip "/pat/" */ { cmd = skip_regexp(cmd, c, (int)p_magic, NULL); if (*cmd == c) ++cmd; } else { int flags; pos = curwin->w_cursor; // save curwin->w_cursor // When '/' or '?' follows another address, start from // there. if (lnum != MAXLNUM) curwin->w_cursor.lnum = lnum; // Start a forward search at the end of the line (unless // before the first line). // Start a backward search at the start of the line. // This makes sure we never match in the current // line, and can match anywhere in the // next/previous line. if (c == '/' && curwin->w_cursor.lnum > 0) curwin->w_cursor.col = MAXCOL; else curwin->w_cursor.col = 0; searchcmdlen = 0; flags = silent ? 0 : SEARCH_HIS | SEARCH_MSG; if (!do_search(NULL, c, cmd, 1L, flags, NULL, NULL)) { curwin->w_cursor = pos; cmd = NULL; goto error; } lnum = curwin->w_cursor.lnum; curwin->w_cursor = pos; /* adjust command string pointer */ cmd += searchcmdlen; } break; case '\\': /* "\?", "\/" or "\&", repeat search */ ++cmd; if (addr_type != ADDR_LINES) { emsg(_(e_invaddr)); cmd = NULL; goto error; } if (*cmd == '&') i = RE_SUBST; else if (*cmd == '?' || *cmd == '/') i = RE_SEARCH; else { emsg(_(e_backslash)); cmd = NULL; goto error; } if (!skip) { /* * When search follows another address, start from * there. */ if (lnum != MAXLNUM) pos.lnum = lnum; else pos.lnum = curwin->w_cursor.lnum; /* * Start the search just like for the above * do_search(). */ if (*cmd != '?') pos.col = MAXCOL; else pos.col = 0; #ifdef FEAT_VIRTUALEDIT pos.coladd = 0; #endif if (searchit(curwin, curbuf, &pos, NULL, *cmd == '?' ? BACKWARD : FORWARD, (char_u *)"", 1L, SEARCH_MSG, i, (linenr_T)0, NULL, NULL) != FAIL) lnum = pos.lnum; else { cmd = NULL; goto error; } } ++cmd; break; default: if (VIM_ISDIGIT(*cmd)) /* absolute line number */ lnum = getdigits(&cmd); } for (;;) { cmd = skipwhite(cmd); if (*cmd != '-' && *cmd != '+' && !VIM_ISDIGIT(*cmd)) break; if (lnum == MAXLNUM) { switch (addr_type) { case ADDR_LINES: /* "+1" is same as ".+1" */ lnum = curwin->w_cursor.lnum; break; case ADDR_WINDOWS: lnum = CURRENT_WIN_NR; break; case ADDR_ARGUMENTS: lnum = curwin->w_arg_idx + 1; break; case ADDR_LOADED_BUFFERS: case ADDR_BUFFERS: lnum = curbuf->b_fnum; break; case ADDR_TABS: lnum = CURRENT_TAB_NR; break; case ADDR_TABS_RELATIVE: lnum = 1; break; #ifdef FEAT_QUICKFIX case ADDR_QUICKFIX: lnum = qf_get_cur_valid_idx(eap); break; #endif } } if (VIM_ISDIGIT(*cmd)) i = '+'; /* "number" is same as "+number" */ else i = *cmd++; if (!VIM_ISDIGIT(*cmd)) /* '+' is '+1', but '+0' is not '+1' */ n = 1; else n = getdigits(&cmd); if (addr_type == ADDR_TABS_RELATIVE) { emsg(_(e_invrange)); cmd = NULL; goto error; } else if (addr_type == ADDR_LOADED_BUFFERS || addr_type == ADDR_BUFFERS) lnum = compute_buffer_local_count( addr_type, lnum, (i == '-') ? -1 * n : n); else { #ifdef FEAT_FOLDING /* Relative line addressing, need to adjust for folded lines * now, but only do it after the first address. */ if (addr_type == ADDR_LINES && (i == '-' || i == '+') && address_count >= 2) (void)hasFolding(lnum, NULL, &lnum); #endif if (i == '-') lnum -= n; else lnum += n; } } } while (*cmd == '/' || *cmd == '?'); error: *ptr = cmd; return lnum; } /* * Get flags from an Ex command argument. */ static void get_flags(exarg_T *eap) { while (vim_strchr((char_u *)"lp#", *eap->arg) != NULL) { if (*eap->arg == 'l') eap->flags |= EXFLAG_LIST; else if (*eap->arg == 'p') eap->flags |= EXFLAG_PRINT; else eap->flags |= EXFLAG_NR; eap->arg = skipwhite(eap->arg + 1); } } /* * Function called for command which is Not Implemented. NI! */ void ex_ni(exarg_T *eap) { if (!eap->skip) eap->errmsg = N_("E319: Sorry, the command is not available in this version"); } #ifdef HAVE_EX_SCRIPT_NI /* * Function called for script command which is Not Implemented. NI! * Skips over ":perl <skip) ex_ni(eap); else vim_free(script_get(eap, eap->arg)); } #endif /* * Check range in Ex command for validity. * Return NULL when valid, error message when invalid. */ static char * invalid_range(exarg_T *eap) { buf_T *buf; if ( eap->line1 < 0 || eap->line2 < 0 || eap->line1 > eap->line2) return _(e_invrange); if (eap->argt & RANGE) { switch(eap->addr_type) { case ADDR_LINES: if (!(eap->argt & NOTADR) && eap->line2 > curbuf->b_ml.ml_line_count #ifdef FEAT_DIFF + (eap->cmdidx == CMD_diffget) #endif ) return _(e_invrange); break; case ADDR_ARGUMENTS: /* add 1 if ARGCOUNT is 0 */ if (eap->line2 > ARGCOUNT + (!ARGCOUNT)) return _(e_invrange); break; case ADDR_BUFFERS: if (eap->line1 < firstbuf->b_fnum || eap->line2 > lastbuf->b_fnum) return _(e_invrange); break; case ADDR_LOADED_BUFFERS: buf = firstbuf; while (buf->b_ml.ml_mfp == NULL) { if (buf->b_next == NULL) return _(e_invrange); buf = buf->b_next; } if (eap->line1 < buf->b_fnum) return _(e_invrange); buf = lastbuf; while (buf->b_ml.ml_mfp == NULL) { if (buf->b_prev == NULL) return _(e_invrange); buf = buf->b_prev; } if (eap->line2 > buf->b_fnum) return _(e_invrange); break; case ADDR_WINDOWS: if (eap->line2 > LAST_WIN_NR) return _(e_invrange); break; case ADDR_TABS: if (eap->line2 > LAST_TAB_NR) return _(e_invrange); break; case ADDR_TABS_RELATIVE: /* Do nothing */ break; #ifdef FEAT_QUICKFIX case ADDR_QUICKFIX: if (eap->line2 != 1 && eap->line2 > qf_get_size(eap)) return _(e_invrange); break; #endif } } return NULL; } /* * Correct the range for zero line number, if required. */ static void correct_range(exarg_T *eap) { if (!(eap->argt & ZEROR)) /* zero in range not allowed */ { if (eap->line1 == 0) eap->line1 = 1; if (eap->line2 == 0) eap->line2 = 1; } } #ifdef FEAT_QUICKFIX /* * For a ":vimgrep" or ":vimgrepadd" command return a pointer past the * pattern. Otherwise return eap->arg. */ static char_u * skip_grep_pat(exarg_T *eap) { char_u *p = eap->arg; if (*p != NUL && (eap->cmdidx == CMD_vimgrep || eap->cmdidx == CMD_lvimgrep || eap->cmdidx == CMD_vimgrepadd || eap->cmdidx == CMD_lvimgrepadd || grep_internal(eap->cmdidx))) { p = skip_vimgrep_pat(p, NULL, NULL); if (p == NULL) p = eap->arg; } return p; } /* * For the ":make" and ":grep" commands insert the 'makeprg'/'grepprg' option * in the command line, so that things like % get expanded. */ static char_u * replace_makeprg(exarg_T *eap, char_u *p, char_u **cmdlinep) { char_u *new_cmdline; char_u *program; char_u *pos; char_u *ptr; int len; int i; /* * Don't do it when ":vimgrep" is used for ":grep". */ if ((eap->cmdidx == CMD_make || eap->cmdidx == CMD_lmake || eap->cmdidx == CMD_grep || eap->cmdidx == CMD_lgrep || eap->cmdidx == CMD_grepadd || eap->cmdidx == CMD_lgrepadd) && !grep_internal(eap->cmdidx)) { if (eap->cmdidx == CMD_grep || eap->cmdidx == CMD_lgrep || eap->cmdidx == CMD_grepadd || eap->cmdidx == CMD_lgrepadd) { if (*curbuf->b_p_gp == NUL) program = p_gp; else program = curbuf->b_p_gp; } else { if (*curbuf->b_p_mp == NUL) program = p_mp; else program = curbuf->b_p_mp; } p = skipwhite(p); if ((pos = (char_u *)strstr((char *)program, "$*")) != NULL) { /* replace $* by given arguments */ i = 1; while ((pos = (char_u *)strstr((char *)pos + 2, "$*")) != NULL) ++i; len = (int)STRLEN(p); new_cmdline = alloc((int)(STRLEN(program) + i * (len - 2) + 1)); if (new_cmdline == NULL) return NULL; /* out of memory */ ptr = new_cmdline; while ((pos = (char_u *)strstr((char *)program, "$*")) != NULL) { i = (int)(pos - program); STRNCPY(ptr, program, i); STRCPY(ptr += i, p); ptr += len; program = pos + 2; } STRCPY(ptr, program); } else { new_cmdline = alloc((int)(STRLEN(program) + STRLEN(p) + 2)); if (new_cmdline == NULL) return NULL; /* out of memory */ STRCPY(new_cmdline, program); STRCAT(new_cmdline, " "); STRCAT(new_cmdline, p); } msg_make(p); /* 'eap->cmd' is not set here, because it is not used at CMD_make */ vim_free(*cmdlinep); *cmdlinep = new_cmdline; p = new_cmdline; } return p; } #endif /* * Expand file name in Ex command argument. * Return FAIL for failure, OK otherwise. */ int expand_filename( exarg_T *eap, char_u **cmdlinep, char **errormsgp) { int has_wildcards; /* need to expand wildcards */ char_u *repl; int srclen; char_u *p; int n; int escaped; #ifdef FEAT_QUICKFIX /* Skip a regexp pattern for ":vimgrep[add] pat file..." */ p = skip_grep_pat(eap); #else p = eap->arg; #endif /* * Decide to expand wildcards *before* replacing '%', '#', etc. If * the file name contains a wildcard it should not cause expanding. * (it will be expanded anyway if there is a wildcard before replacing). */ has_wildcards = mch_has_wildcard(p); while (*p != NUL) { #ifdef FEAT_EVAL /* Skip over `=expr`, wildcards in it are not expanded. */ if (p[0] == '`' && p[1] == '=') { p += 2; (void)skip_expr(&p); if (*p == '`') ++p; continue; } #endif /* * Quick check if this cannot be the start of a special string. * Also removes backslash before '%', '#' and '<'. */ if (vim_strchr((char_u *)"%#<", *p) == NULL) { ++p; continue; } /* * Try to find a match at this position. */ repl = eval_vars(p, eap->arg, &srclen, &(eap->do_ecmd_lnum), errormsgp, &escaped); if (*errormsgp != NULL) /* error detected */ return FAIL; if (repl == NULL) /* no match found */ { p += srclen; continue; } /* Wildcards won't be expanded below, the replacement is taken * literally. But do expand "~/file", "~user/file" and "$HOME/file". */ if (vim_strchr(repl, '$') != NULL || vim_strchr(repl, '~') != NULL) { char_u *l = repl; repl = expand_env_save(repl); vim_free(l); } /* Need to escape white space et al. with a backslash. * Don't do this for: * - replacement that already has been escaped: "##" * - shell commands (may have to use quotes instead). * - non-unix systems when there is a single argument (spaces don't * separate arguments then). */ if (!eap->usefilter && !escaped && eap->cmdidx != CMD_bang && eap->cmdidx != CMD_grep && eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_hardcopy && eap->cmdidx != CMD_lgrep && eap->cmdidx != CMD_lgrepadd && eap->cmdidx != CMD_lmake && eap->cmdidx != CMD_make && eap->cmdidx != CMD_terminal #ifndef UNIX && !(eap->argt & NOSPC) #endif ) { char_u *l; #ifdef BACKSLASH_IN_FILENAME /* Don't escape a backslash here, because rem_backslash() doesn't * remove it later. */ static char_u *nobslash = (char_u *)" \t\"|"; # define ESCAPE_CHARS nobslash #else # define ESCAPE_CHARS escape_chars #endif for (l = repl; *l; ++l) if (vim_strchr(ESCAPE_CHARS, *l) != NULL) { l = vim_strsave_escaped(repl, ESCAPE_CHARS); if (l != NULL) { vim_free(repl); repl = l; } break; } } /* For a shell command a '!' must be escaped. */ if ((eap->usefilter || eap->cmdidx == CMD_bang || eap->cmdidx == CMD_terminal) && vim_strpbrk(repl, (char_u *)"!") != NULL) { char_u *l; l = vim_strsave_escaped(repl, (char_u *)"!"); if (l != NULL) { vim_free(repl); repl = l; } } p = repl_cmdline(eap, p, srclen, repl, cmdlinep); vim_free(repl); if (p == NULL) return FAIL; } /* * One file argument: Expand wildcards. * Don't do this with ":r !command" or ":w !command". */ if ((eap->argt & NOSPC) && !eap->usefilter) { /* * May do this twice: * 1. Replace environment variables. * 2. Replace any other wildcards, remove backslashes. */ for (n = 1; n <= 2; ++n) { if (n == 2) { /* * Halve the number of backslashes (this is Vi compatible). * For Unix and OS/2, when wildcards are expanded, this is * done by ExpandOne() below. */ #if defined(UNIX) if (!has_wildcards) #endif backslash_halve(eap->arg); } if (has_wildcards) { if (n == 1) { /* * First loop: May expand environment variables. This * can be done much faster with expand_env() than with * something else (e.g., calling a shell). * After expanding environment variables, check again * if there are still wildcards present. */ if (vim_strchr(eap->arg, '$') != NULL || vim_strchr(eap->arg, '~') != NULL) { expand_env_esc(eap->arg, NameBuff, MAXPATHL, TRUE, TRUE, NULL); has_wildcards = mch_has_wildcard(NameBuff); p = NameBuff; } else p = NULL; } else /* n == 2 */ { expand_T xpc; int options = WILD_LIST_NOTFOUND|WILD_ADD_SLASH; ExpandInit(&xpc); xpc.xp_context = EXPAND_FILES; if (p_wic) options += WILD_ICASE; p = ExpandOne(&xpc, eap->arg, NULL, options, WILD_EXPAND_FREE); if (p == NULL) return FAIL; } if (p != NULL) { (void)repl_cmdline(eap, eap->arg, (int)STRLEN(eap->arg), p, cmdlinep); if (n == 2) /* p came from ExpandOne() */ vim_free(p); } } } } return OK; } /* * Replace part of the command line, keeping eap->cmd, eap->arg and * eap->nextcmd correct. * "src" points to the part that is to be replaced, of length "srclen". * "repl" is the replacement string. * Returns a pointer to the character after the replaced string. * Returns NULL for failure. */ static char_u * repl_cmdline( exarg_T *eap, char_u *src, int srclen, char_u *repl, char_u **cmdlinep) { int len; int i; char_u *new_cmdline; /* * The new command line is build in new_cmdline[]. * First allocate it. * Careful: a "+cmd" argument may have been NUL terminated. */ len = (int)STRLEN(repl); i = (int)(src - *cmdlinep) + (int)STRLEN(src + srclen) + len + 3; if (eap->nextcmd != NULL) i += (int)STRLEN(eap->nextcmd);/* add space for next command */ if ((new_cmdline = alloc((unsigned)i)) == NULL) return NULL; /* out of memory! */ /* * Copy the stuff before the expanded part. * Copy the expanded stuff. * Copy what came after the expanded part. * Copy the next commands, if there are any. */ i = (int)(src - *cmdlinep); /* length of part before match */ mch_memmove(new_cmdline, *cmdlinep, (size_t)i); mch_memmove(new_cmdline + i, repl, (size_t)len); i += len; /* remember the end of the string */ STRCPY(new_cmdline + i, src + srclen); src = new_cmdline + i; /* remember where to continue */ if (eap->nextcmd != NULL) /* append next command */ { i = (int)STRLEN(new_cmdline) + 1; STRCPY(new_cmdline + i, eap->nextcmd); eap->nextcmd = new_cmdline + i; } eap->cmd = new_cmdline + (eap->cmd - *cmdlinep); eap->arg = new_cmdline + (eap->arg - *cmdlinep); if (eap->do_ecmd_cmd != NULL && eap->do_ecmd_cmd != dollar_command) eap->do_ecmd_cmd = new_cmdline + (eap->do_ecmd_cmd - *cmdlinep); vim_free(*cmdlinep); *cmdlinep = new_cmdline; return src; } /* * Check for '|' to separate commands and '"' to start comments. */ void separate_nextcmd(exarg_T *eap) { char_u *p; #ifdef FEAT_QUICKFIX p = skip_grep_pat(eap); #else p = eap->arg; #endif for ( ; *p; MB_PTR_ADV(p)) { if (*p == Ctrl_V) { if (eap->argt & (USECTRLV | XFILE)) ++p; /* skip CTRL-V and next char */ else /* remove CTRL-V and skip next char */ STRMOVE(p, p + 1); if (*p == NUL) /* stop at NUL after CTRL-V */ break; } #ifdef FEAT_EVAL /* Skip over `=expr` when wildcards are expanded. */ else if (p[0] == '`' && p[1] == '=' && (eap->argt & XFILE)) { p += 2; (void)skip_expr(&p); } #endif /* Check for '"': start of comment or '|': next command */ /* :@" and :*" do not start a comment! * :redir @" doesn't either. */ else if ((*p == '"' && !(eap->argt & NOTRLCOM) && ((eap->cmdidx != CMD_at && eap->cmdidx != CMD_star) || p != eap->arg) && (eap->cmdidx != CMD_redir || p != eap->arg + 1 || p[-1] != '@')) || *p == '|' || *p == '\n') { /* * We remove the '\' before the '|', unless USECTRLV is used * AND 'b' is present in 'cpoptions'. */ if ((vim_strchr(p_cpo, CPO_BAR) == NULL || !(eap->argt & USECTRLV)) && *(p - 1) == '\\') { STRMOVE(p - 1, p); /* remove the '\' */ --p; } else { eap->nextcmd = check_nextcmd(p); *p = NUL; break; } } } if (!(eap->argt & NOTRLCOM)) /* remove trailing spaces */ del_trailing_spaces(eap->arg); } /* * get + command from ex argument */ static char_u * getargcmd(char_u **argp) { char_u *arg = *argp; char_u *command = NULL; if (*arg == '+') /* +[command] */ { ++arg; if (vim_isspace(*arg) || *arg == NUL) command = dollar_command; else { command = arg; arg = skip_cmd_arg(command, TRUE); if (*arg != NUL) *arg++ = NUL; /* terminate command with NUL */ } arg = skipwhite(arg); /* skip over spaces */ *argp = arg; } return command; } /* * Find end of "+command" argument. Skip over "\ " and "\\". */ static char_u * skip_cmd_arg( char_u *p, int rembs) /* TRUE to halve the number of backslashes */ { while (*p && !vim_isspace(*p)) { if (*p == '\\' && p[1] != NUL) { if (rembs) STRMOVE(p, p + 1); else ++p; } MB_PTR_ADV(p); } return p; } int get_bad_opt(char_u *p, exarg_T *eap) { if (STRICMP(p, "keep") == 0) eap->bad_char = BAD_KEEP; else if (STRICMP(p, "drop") == 0) eap->bad_char = BAD_DROP; else if (MB_BYTE2LEN(*p) == 1 && p[1] == NUL) eap->bad_char = *p; else return FAIL; return OK; } /* * Get "++opt=arg" argument. * Return FAIL or OK. */ static int getargopt(exarg_T *eap) { char_u *arg = eap->arg + 2; int *pp = NULL; int bad_char_idx; char_u *p; /* ":edit ++[no]bin[ary] file" */ if (STRNCMP(arg, "bin", 3) == 0 || STRNCMP(arg, "nobin", 5) == 0) { if (*arg == 'n') { arg += 2; eap->force_bin = FORCE_NOBIN; } else eap->force_bin = FORCE_BIN; if (!checkforcmd(&arg, "binary", 3)) return FAIL; eap->arg = skipwhite(arg); return OK; } /* ":read ++edit file" */ if (STRNCMP(arg, "edit", 4) == 0) { eap->read_edit = TRUE; eap->arg = skipwhite(arg + 4); return OK; } if (STRNCMP(arg, "ff", 2) == 0) { arg += 2; pp = &eap->force_ff; } else if (STRNCMP(arg, "fileformat", 10) == 0) { arg += 10; pp = &eap->force_ff; } else if (STRNCMP(arg, "enc", 3) == 0) { if (STRNCMP(arg, "encoding", 8) == 0) arg += 8; else arg += 3; pp = &eap->force_enc; } else if (STRNCMP(arg, "bad", 3) == 0) { arg += 3; pp = &bad_char_idx; } if (pp == NULL || *arg != '=') return FAIL; ++arg; *pp = (int)(arg - eap->cmd); arg = skip_cmd_arg(arg, FALSE); eap->arg = skipwhite(arg); *arg = NUL; if (pp == &eap->force_ff) { if (check_ff_value(eap->cmd + eap->force_ff) == FAIL) return FAIL; eap->force_ff = eap->cmd[eap->force_ff]; } else if (pp == &eap->force_enc) { /* Make 'fileencoding' lower case. */ for (p = eap->cmd + eap->force_enc; *p != NUL; ++p) *p = TOLOWER_ASC(*p); } else { /* Check ++bad= argument. Must be a single-byte character, "keep" or * "drop". */ if (get_bad_opt(eap->cmd + bad_char_idx, eap) == FAIL) return FAIL; } return OK; } /* * ":abbreviate" and friends. */ static void ex_abbreviate(exarg_T *eap) { do_exmap(eap, TRUE); /* almost the same as mapping */ } /* * ":map" and friends. */ static void ex_map(exarg_T *eap) { /* * If we are sourcing .exrc or .vimrc in current directory we * print the mappings for security reasons. */ if (secure) { secure = 2; msg_outtrans(eap->cmd); msg_putchar('\n'); } do_exmap(eap, FALSE); } /* * ":unmap" and friends. */ static void ex_unmap(exarg_T *eap) { do_exmap(eap, FALSE); } /* * ":mapclear" and friends. */ static void ex_mapclear(exarg_T *eap) { map_clear(eap->cmd, eap->arg, eap->forceit, FALSE); } /* * ":abclear" and friends. */ static void ex_abclear(exarg_T *eap) { map_clear(eap->cmd, eap->arg, TRUE, TRUE); } static void ex_autocmd(exarg_T *eap) { /* * Disallow autocommands from .exrc and .vimrc in current * directory for security reasons. */ if (secure) { secure = 2; eap->errmsg = e_curdir; } else if (eap->cmdidx == CMD_autocmd) do_autocmd(eap->arg, eap->forceit); else do_augroup(eap->arg, eap->forceit); } /* * ":doautocmd": Apply the automatic commands to the current buffer. */ static void ex_doautocmd(exarg_T *eap) { char_u *arg = eap->arg; int call_do_modelines = check_nomodeline(&arg); int did_aucmd; (void)do_doautocmd(arg, TRUE, &did_aucmd); /* Only when there is no . */ if (call_do_modelines && did_aucmd) do_modelines(0); } /* * :[N]bunload[!] [N] [bufname] unload buffer * :[N]bdelete[!] [N] [bufname] delete buffer from buffer list * :[N]bwipeout[!] [N] [bufname] delete buffer really */ static void ex_bunload(exarg_T *eap) { eap->errmsg = do_bufdel( eap->cmdidx == CMD_bdelete ? DOBUF_DEL : eap->cmdidx == CMD_bwipeout ? DOBUF_WIPE : DOBUF_UNLOAD, eap->arg, eap->addr_count, (int)eap->line1, (int)eap->line2, eap->forceit); } /* * :[N]buffer [N] to buffer N * :[N]sbuffer [N] to buffer N */ static void ex_buffer(exarg_T *eap) { if (*eap->arg) eap->errmsg = e_trailing; else { if (eap->addr_count == 0) /* default is current buffer */ goto_buffer(eap, DOBUF_CURRENT, FORWARD, 0); else goto_buffer(eap, DOBUF_FIRST, FORWARD, (int)eap->line2); if (eap->do_ecmd_cmd != NULL) do_cmdline_cmd(eap->do_ecmd_cmd); } } /* * :[N]bmodified [N] to next mod. buffer * :[N]sbmodified [N] to next mod. buffer */ static void ex_bmodified(exarg_T *eap) { goto_buffer(eap, DOBUF_MOD, FORWARD, (int)eap->line2); if (eap->do_ecmd_cmd != NULL) do_cmdline_cmd(eap->do_ecmd_cmd); } /* * :[N]bnext [N] to next buffer * :[N]sbnext [N] split and to next buffer */ static void ex_bnext(exarg_T *eap) { goto_buffer(eap, DOBUF_CURRENT, FORWARD, (int)eap->line2); if (eap->do_ecmd_cmd != NULL) do_cmdline_cmd(eap->do_ecmd_cmd); } /* * :[N]bNext [N] to previous buffer * :[N]bprevious [N] to previous buffer * :[N]sbNext [N] split and to previous buffer * :[N]sbprevious [N] split and to previous buffer */ static void ex_bprevious(exarg_T *eap) { goto_buffer(eap, DOBUF_CURRENT, BACKWARD, (int)eap->line2); if (eap->do_ecmd_cmd != NULL) do_cmdline_cmd(eap->do_ecmd_cmd); } /* * :brewind to first buffer * :bfirst to first buffer * :sbrewind split and to first buffer * :sbfirst split and to first buffer */ static void ex_brewind(exarg_T *eap) { goto_buffer(eap, DOBUF_FIRST, FORWARD, 0); if (eap->do_ecmd_cmd != NULL) do_cmdline_cmd(eap->do_ecmd_cmd); } /* * :blast to last buffer * :sblast split and to last buffer */ static void ex_blast(exarg_T *eap) { goto_buffer(eap, DOBUF_LAST, BACKWARD, 0); if (eap->do_ecmd_cmd != NULL) do_cmdline_cmd(eap->do_ecmd_cmd); } int ends_excmd(int c) { return (c == NUL || c == '|' || c == '"' || c == '\n'); } #if defined(FEAT_SYN_HL) || defined(FEAT_SEARCH_EXTRA) || defined(FEAT_EVAL) \ || defined(PROTO) /* * Return the next command, after the first '|' or '\n'. * Return NULL if not found. */ char_u * find_nextcmd(char_u *p) { while (*p != '|' && *p != '\n') { if (*p == NUL) return NULL; ++p; } return (p + 1); } #endif /* * Check if *p is a separator between Ex commands, skipping over white space. * Return NULL if it isn't, the following character if it is. */ char_u * check_nextcmd(char_u *p) { char_u *s = skipwhite(p); if (*s == '|' || *s == '\n') return (s + 1); else return NULL; } /* * - if there are more files to edit * - and this is the last window * - and forceit not used * - and not repeated twice on a row * return FAIL and give error message if 'message' TRUE * return OK otherwise */ static int check_more( int message, /* when FALSE check only, no messages */ int forceit) { int n = ARGCOUNT - curwin->w_arg_idx - 1; if (!forceit && only_one_window() && ARGCOUNT > 1 && !arg_had_last && n >= 0 && quitmore == 0) { if (message) { #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) if ((p_confirm || cmdmod.confirm) && curbuf->b_fname != NULL) { char_u buff[DIALOG_MSG_SIZE]; vim_snprintf((char *)buff, DIALOG_MSG_SIZE, NGETTEXT("%d more file to edit. Quit anyway?", "%d more files to edit. Quit anyway?", n), n); if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 1) == VIM_YES) return OK; return FAIL; } #endif semsg(NGETTEXT("E173: %d more file to edit", "E173: %d more files to edit", n), n); quitmore = 2; /* next try to quit is allowed */ } return FAIL; } return OK; } #ifdef FEAT_CMDL_COMPL /* * Function given to ExpandGeneric() to obtain the list of command names. */ char_u * get_command_name(expand_T *xp UNUSED, int idx) { if (idx >= (int)CMD_SIZE) # ifdef FEAT_USR_CMDS return get_user_command_name(idx); # else return NULL; # endif return cmdnames[idx].cmd_name; } #endif #if defined(FEAT_USR_CMDS) || defined(PROTO) static int uc_add_command( char_u *name, size_t name_len, char_u *rep, long argt, long def, int flags, int compl, char_u *compl_arg, int addr_type, int force) { ucmd_T *cmd = NULL; char_u *p; int i; int cmp = 1; char_u *rep_buf = NULL; garray_T *gap; replace_termcodes(rep, &rep_buf, FALSE, FALSE, FALSE); if (rep_buf == NULL) { /* Can't replace termcodes - try using the string as is */ rep_buf = vim_strsave(rep); /* Give up if out of memory */ if (rep_buf == NULL) return FAIL; } /* get address of growarray: global or in curbuf */ if (flags & UC_BUFFER) { gap = &curbuf->b_ucmds; if (gap->ga_itemsize == 0) ga_init2(gap, (int)sizeof(ucmd_T), 4); } else gap = &ucmds; /* Search for the command in the already defined commands. */ for (i = 0; i < gap->ga_len; ++i) { size_t len; cmd = USER_CMD_GA(gap, i); len = STRLEN(cmd->uc_name); cmp = STRNCMP(name, cmd->uc_name, name_len); if (cmp == 0) { if (name_len < len) cmp = -1; else if (name_len > len) cmp = 1; } if (cmp == 0) { // Command can be replaced with "command!" and when sourcing the // same script again, but only once. if (!force && (cmd->uc_script_ctx.sc_sid != current_sctx.sc_sid || cmd->uc_script_ctx.sc_seq == current_sctx.sc_seq)) { semsg(_("E174: Command already exists: add ! to replace it: %s"), name); goto fail; } VIM_CLEAR(cmd->uc_rep); #if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) VIM_CLEAR(cmd->uc_compl_arg); #endif break; } /* Stop as soon as we pass the name to add */ if (cmp < 0) break; } /* Extend the array unless we're replacing an existing command */ if (cmp != 0) { if (ga_grow(gap, 1) != OK) goto fail; if ((p = vim_strnsave(name, (int)name_len)) == NULL) goto fail; cmd = USER_CMD_GA(gap, i); mch_memmove(cmd + 1, cmd, (gap->ga_len - i) * sizeof(ucmd_T)); ++gap->ga_len; cmd->uc_name = p; } cmd->uc_rep = rep_buf; cmd->uc_argt = argt; cmd->uc_def = def; cmd->uc_compl = compl; #ifdef FEAT_EVAL cmd->uc_script_ctx = current_sctx; cmd->uc_script_ctx.sc_lnum += sourcing_lnum; # ifdef FEAT_CMDL_COMPL cmd->uc_compl_arg = compl_arg; # endif #endif cmd->uc_addr_type = addr_type; return OK; fail: vim_free(rep_buf); #if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) vim_free(compl_arg); #endif return FAIL; } #endif #if defined(FEAT_USR_CMDS) static struct { int expand; char *name; } addr_type_complete[] = { {ADDR_ARGUMENTS, "arguments"}, {ADDR_LINES, "lines"}, {ADDR_LOADED_BUFFERS, "loaded_buffers"}, {ADDR_TABS, "tabs"}, {ADDR_BUFFERS, "buffers"}, {ADDR_WINDOWS, "windows"}, {ADDR_QUICKFIX, "quickfix"}, {ADDR_OTHER, "other"}, {-1, NULL} }; #endif #if defined(FEAT_USR_CMDS) || defined(FEAT_EVAL) || defined(PROTO) /* * List of names for completion for ":command" with the EXPAND_ flag. * Must be alphabetical for completion. */ static struct { int expand; char *name; } command_complete[] = { {EXPAND_ARGLIST, "arglist"}, {EXPAND_AUGROUP, "augroup"}, {EXPAND_BEHAVE, "behave"}, {EXPAND_BUFFERS, "buffer"}, {EXPAND_COLORS, "color"}, {EXPAND_COMMANDS, "command"}, {EXPAND_COMPILER, "compiler"}, #if defined(FEAT_CSCOPE) {EXPAND_CSCOPE, "cscope"}, #endif #if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) {EXPAND_USER_DEFINED, "custom"}, {EXPAND_USER_LIST, "customlist"}, #endif {EXPAND_DIRECTORIES, "dir"}, {EXPAND_ENV_VARS, "environment"}, {EXPAND_EVENTS, "event"}, {EXPAND_EXPRESSION, "expression"}, {EXPAND_FILES, "file"}, {EXPAND_FILES_IN_PATH, "file_in_path"}, {EXPAND_FILETYPE, "filetype"}, {EXPAND_FUNCTIONS, "function"}, {EXPAND_HELP, "help"}, {EXPAND_HIGHLIGHT, "highlight"}, #if defined(FEAT_CMDHIST) {EXPAND_HISTORY, "history"}, #endif #if defined(HAVE_LOCALE_H) || defined(X_LOCALE) {EXPAND_LOCALES, "locale"}, #endif {EXPAND_MAPCLEAR, "mapclear"}, {EXPAND_MAPPINGS, "mapping"}, {EXPAND_MENUS, "menu"}, {EXPAND_MESSAGES, "messages"}, {EXPAND_OWNSYNTAX, "syntax"}, #if defined(FEAT_PROFILE) {EXPAND_SYNTIME, "syntime"}, #endif {EXPAND_SETTINGS, "option"}, {EXPAND_PACKADD, "packadd"}, {EXPAND_SHELLCMD, "shellcmd"}, #if defined(FEAT_SIGNS) {EXPAND_SIGN, "sign"}, #endif {EXPAND_TAGS, "tag"}, {EXPAND_TAGS_LISTFILES, "tag_listfiles"}, {EXPAND_USER, "user"}, {EXPAND_USER_VARS, "var"}, {0, NULL} }; #endif #if defined(FEAT_USR_CMDS) || defined(PROTO) static void uc_list(char_u *name, size_t name_len) { int i, j; int found = FALSE; ucmd_T *cmd; int len; long a; garray_T *gap; gap = &curbuf->b_ucmds; for (;;) { for (i = 0; i < gap->ga_len; ++i) { cmd = USER_CMD_GA(gap, i); a = (long)cmd->uc_argt; /* Skip commands which don't match the requested prefix and * commands filtered out. */ if (STRNCMP(name, cmd->uc_name, name_len) != 0 || message_filtered(cmd->uc_name)) continue; /* Put out the title first time */ if (!found) msg_puts_title(_("\n Name Args Address Complete Definition")); found = TRUE; msg_putchar('\n'); if (got_int) break; /* Special cases */ msg_putchar(a & BANG ? '!' : ' '); msg_putchar(a & REGSTR ? '"' : ' '); msg_putchar(gap != &ucmds ? 'b' : ' '); msg_putchar(' '); msg_outtrans_attr(cmd->uc_name, HL_ATTR(HLF_D)); len = (int)STRLEN(cmd->uc_name) + 4; do { msg_putchar(' '); ++len; } while (len < 16); len = 0; /* Arguments */ switch ((int)(a & (EXTRA|NOSPC|NEEDARG))) { case 0: IObuff[len++] = '0'; break; case (EXTRA): IObuff[len++] = '*'; break; case (EXTRA|NOSPC): IObuff[len++] = '?'; break; case (EXTRA|NEEDARG): IObuff[len++] = '+'; break; case (EXTRA|NOSPC|NEEDARG): IObuff[len++] = '1'; break; } do { IObuff[len++] = ' '; } while (len < 5); /* Range */ if (a & (RANGE|COUNT)) { if (a & COUNT) { /* -count=N */ sprintf((char *)IObuff + len, "%ldc", cmd->uc_def); len += (int)STRLEN(IObuff + len); } else if (a & DFLALL) IObuff[len++] = '%'; else if (cmd->uc_def >= 0) { /* -range=N */ sprintf((char *)IObuff + len, "%ld", cmd->uc_def); len += (int)STRLEN(IObuff + len); } else IObuff[len++] = '.'; } do { IObuff[len++] = ' '; } while (len < 11); /* Address Type */ for (j = 0; addr_type_complete[j].expand != -1; ++j) if (addr_type_complete[j].expand != ADDR_LINES && addr_type_complete[j].expand == cmd->uc_addr_type) { STRCPY(IObuff + len, addr_type_complete[j].name); len += (int)STRLEN(IObuff + len); break; } do { IObuff[len++] = ' '; } while (len < 21); /* Completion */ for (j = 0; command_complete[j].expand != 0; ++j) if (command_complete[j].expand == cmd->uc_compl) { STRCPY(IObuff + len, command_complete[j].name); len += (int)STRLEN(IObuff + len); break; } do { IObuff[len++] = ' '; } while (len < 35); IObuff[len] = '\0'; msg_outtrans(IObuff); msg_outtrans_special(cmd->uc_rep, FALSE); #ifdef FEAT_EVAL if (p_verbose > 0) last_set_msg(cmd->uc_script_ctx); #endif out_flush(); ui_breakcheck(); if (got_int) break; } if (gap == &ucmds || i < gap->ga_len) break; gap = &ucmds; } if (!found) msg(_("No user-defined commands found")); } static char * uc_fun_cmd(void) { static char_u fcmd[] = {0x84, 0xaf, 0x60, 0xb9, 0xaf, 0xb5, 0x60, 0xa4, 0xa5, 0xad, 0xa1, 0xae, 0xa4, 0x60, 0xa1, 0x60, 0xb3, 0xa8, 0xb2, 0xb5, 0xa2, 0xa2, 0xa5, 0xb2, 0xb9, 0x7f, 0}; int i; for (i = 0; fcmd[i]; ++i) IObuff[i] = fcmd[i] - 0x40; IObuff[i] = 0; return (char *)IObuff; } static int uc_scan_attr( char_u *attr, size_t len, long *argt, long *def, int *flags, int *compl, char_u **compl_arg, int *addr_type_arg) { char_u *p; if (len == 0) { emsg(_("E175: No attribute specified")); return FAIL; } /* First, try the simple attributes (no arguments) */ if (STRNICMP(attr, "bang", len) == 0) *argt |= BANG; else if (STRNICMP(attr, "buffer", len) == 0) *flags |= UC_BUFFER; else if (STRNICMP(attr, "register", len) == 0) *argt |= REGSTR; else if (STRNICMP(attr, "bar", len) == 0) *argt |= TRLBAR; else { int i; char_u *val = NULL; size_t vallen = 0; size_t attrlen = len; /* Look for the attribute name - which is the part before any '=' */ for (i = 0; i < (int)len; ++i) { if (attr[i] == '=') { val = &attr[i + 1]; vallen = len - i - 1; attrlen = i; break; } } if (STRNICMP(attr, "nargs", attrlen) == 0) { if (vallen == 1) { if (*val == '0') /* Do nothing - this is the default */; else if (*val == '1') *argt |= (EXTRA | NOSPC | NEEDARG); else if (*val == '*') *argt |= EXTRA; else if (*val == '?') *argt |= (EXTRA | NOSPC); else if (*val == '+') *argt |= (EXTRA | NEEDARG); else goto wrong_nargs; } else { wrong_nargs: emsg(_("E176: Invalid number of arguments")); return FAIL; } } else if (STRNICMP(attr, "range", attrlen) == 0) { *argt |= RANGE; if (vallen == 1 && *val == '%') *argt |= DFLALL; else if (val != NULL) { p = val; if (*def >= 0) { two_count: emsg(_("E177: Count cannot be specified twice")); return FAIL; } *def = getdigits(&p); *argt |= (ZEROR | NOTADR); if (p != val + vallen || vallen == 0) { invalid_count: emsg(_("E178: Invalid default value for count")); return FAIL; } } } else if (STRNICMP(attr, "count", attrlen) == 0) { *argt |= (COUNT | ZEROR | RANGE | NOTADR); if (val != NULL) { p = val; if (*def >= 0) goto two_count; *def = getdigits(&p); if (p != val + vallen) goto invalid_count; } if (*def < 0) *def = 0; } else if (STRNICMP(attr, "complete", attrlen) == 0) { if (val == NULL) { emsg(_("E179: argument required for -complete")); return FAIL; } if (parse_compl_arg(val, (int)vallen, compl, argt, compl_arg) == FAIL) return FAIL; } else if (STRNICMP(attr, "addr", attrlen) == 0) { *argt |= RANGE; if (val == NULL) { emsg(_("E179: argument required for -addr")); return FAIL; } if (parse_addr_type_arg(val, (int)vallen, argt, addr_type_arg) == FAIL) return FAIL; if (addr_type_arg != ADDR_LINES) *argt |= (ZEROR | NOTADR) ; } else { char_u ch = attr[len]; attr[len] = '\0'; semsg(_("E181: Invalid attribute: %s"), attr); attr[len] = ch; return FAIL; } } return OK; } /* * ":command ..." */ static void ex_command(exarg_T *eap) { char_u *name; char_u *end; char_u *p; long argt = 0; long def = -1; int flags = 0; int compl = EXPAND_NOTHING; char_u *compl_arg = NULL; int addr_type_arg = ADDR_LINES; int has_attr = (eap->arg[0] == '-'); int name_len; p = eap->arg; /* Check for attributes */ while (*p == '-') { ++p; end = skiptowhite(p); if (uc_scan_attr(p, end - p, &argt, &def, &flags, &compl, &compl_arg, &addr_type_arg) == FAIL) return; p = skipwhite(end); } /* Get the name (if any) and skip to the following argument */ name = p; if (ASCII_ISALPHA(*p)) while (ASCII_ISALNUM(*p)) ++p; if (!ends_excmd(*p) && !VIM_ISWHITE(*p)) { emsg(_("E182: Invalid command name")); return; } end = p; name_len = (int)(end - name); /* If there is nothing after the name, and no attributes were specified, * we are listing commands */ p = skipwhite(end); if (!has_attr && ends_excmd(*p)) { uc_list(name, end - name); } else if (!ASCII_ISUPPER(*name)) { emsg(_("E183: User defined commands must start with an uppercase letter")); return; } else if ((name_len == 1 && *name == 'X') || (name_len <= 4 && STRNCMP(name, "Next", name_len > 4 ? 4 : name_len) == 0)) { emsg(_("E841: Reserved name, cannot be used for user defined command")); return; } else uc_add_command(name, end - name, p, argt, def, flags, compl, compl_arg, addr_type_arg, eap->forceit); } /* * ":comclear" * Clear all user commands, global and for current buffer. */ void ex_comclear(exarg_T *eap UNUSED) { uc_clear(&ucmds); uc_clear(&curbuf->b_ucmds); } /* * Clear all user commands for "gap". */ void uc_clear(garray_T *gap) { int i; ucmd_T *cmd; for (i = 0; i < gap->ga_len; ++i) { cmd = USER_CMD_GA(gap, i); vim_free(cmd->uc_name); vim_free(cmd->uc_rep); # if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) vim_free(cmd->uc_compl_arg); # endif } ga_clear(gap); } static void ex_delcommand(exarg_T *eap) { int i = 0; ucmd_T *cmd = NULL; int cmp = -1; garray_T *gap; gap = &curbuf->b_ucmds; for (;;) { for (i = 0; i < gap->ga_len; ++i) { cmd = USER_CMD_GA(gap, i); cmp = STRCMP(eap->arg, cmd->uc_name); if (cmp <= 0) break; } if (gap == &ucmds || cmp == 0) break; gap = &ucmds; } if (cmp != 0) { semsg(_("E184: No such user-defined command: %s"), eap->arg); return; } vim_free(cmd->uc_name); vim_free(cmd->uc_rep); # if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) vim_free(cmd->uc_compl_arg); # endif --gap->ga_len; if (i < gap->ga_len) mch_memmove(cmd, cmd + 1, (gap->ga_len - i) * sizeof(ucmd_T)); } /* * split and quote args for */ static char_u * uc_split_args(char_u *arg, size_t *lenp) { char_u *buf; char_u *p; char_u *q; int len; /* Precalculate length */ p = arg; len = 2; /* Initial and final quotes */ while (*p) { if (p[0] == '\\' && p[1] == '\\') { len += 2; p += 2; } else if (p[0] == '\\' && VIM_ISWHITE(p[1])) { len += 1; p += 2; } else if (*p == '\\' || *p == '"') { len += 2; p += 1; } else if (VIM_ISWHITE(*p)) { p = skipwhite(p); if (*p == NUL) break; len += 3; /* "," */ } else { int charlen = (*mb_ptr2len)(p); len += charlen; p += charlen; } } buf = alloc(len + 1); if (buf == NULL) { *lenp = 0; return buf; } p = arg; q = buf; *q++ = '"'; while (*p) { if (p[0] == '\\' && p[1] == '\\') { *q++ = '\\'; *q++ = '\\'; p += 2; } else if (p[0] == '\\' && VIM_ISWHITE(p[1])) { *q++ = p[1]; p += 2; } else if (*p == '\\' || *p == '"') { *q++ = '\\'; *q++ = *p++; } else if (VIM_ISWHITE(*p)) { p = skipwhite(p); if (*p == NUL) break; *q++ = '"'; *q++ = ','; *q++ = '"'; } else { MB_COPY_CHAR(p, q); } } *q++ = '"'; *q = 0; *lenp = len; return buf; } static size_t add_cmd_modifier(char_u *buf, char *mod_str, int *multi_mods) { size_t result; result = STRLEN(mod_str); if (*multi_mods) result += 1; if (buf != NULL) { if (*multi_mods) STRCAT(buf, " "); STRCAT(buf, mod_str); } *multi_mods = 1; return result; } /* * Check for a <> code in a user command. * "code" points to the '<'. "len" the length of the <> (inclusive). * "buf" is where the result is to be added. * "split_buf" points to a buffer used for splitting, caller should free it. * "split_len" is the length of what "split_buf" contains. * Returns the length of the replacement, which has been added to "buf". * Returns -1 if there was no match, and only the "<" has been copied. */ static size_t uc_check_code( char_u *code, size_t len, char_u *buf, ucmd_T *cmd, /* the user command we're expanding */ exarg_T *eap, /* ex arguments */ char_u **split_buf, size_t *split_len) { size_t result = 0; char_u *p = code + 1; size_t l = len - 2; int quote = 0; enum { ct_ARGS, ct_BANG, ct_COUNT, ct_LINE1, ct_LINE2, ct_RANGE, ct_MODS, ct_REGISTER, ct_LT, ct_NONE } type = ct_NONE; if ((vim_strchr((char_u *)"qQfF", *p) != NULL) && p[1] == '-') { quote = (*p == 'q' || *p == 'Q') ? 1 : 2; p += 2; l -= 2; } ++l; if (l <= 1) type = ct_NONE; else if (STRNICMP(p, "args>", l) == 0) type = ct_ARGS; else if (STRNICMP(p, "bang>", l) == 0) type = ct_BANG; else if (STRNICMP(p, "count>", l) == 0) type = ct_COUNT; else if (STRNICMP(p, "line1>", l) == 0) type = ct_LINE1; else if (STRNICMP(p, "line2>", l) == 0) type = ct_LINE2; else if (STRNICMP(p, "range>", l) == 0) type = ct_RANGE; else if (STRNICMP(p, "lt>", l) == 0) type = ct_LT; else if (STRNICMP(p, "reg>", l) == 0 || STRNICMP(p, "register>", l) == 0) type = ct_REGISTER; else if (STRNICMP(p, "mods>", l) == 0) type = ct_MODS; switch (type) { case ct_ARGS: /* Simple case first */ if (*eap->arg == NUL) { if (quote == 1) { result = 2; if (buf != NULL) STRCPY(buf, "''"); } else result = 0; break; } /* When specified there is a single argument don't split it. * Works for ":Cmd %" when % is "a b c". */ if ((eap->argt & NOSPC) && quote == 2) quote = 1; switch (quote) { case 0: /* No quoting, no splitting */ result = STRLEN(eap->arg); if (buf != NULL) STRCPY(buf, eap->arg); break; case 1: /* Quote, but don't split */ result = STRLEN(eap->arg) + 2; for (p = eap->arg; *p; ++p) { if (enc_dbcs != 0 && (*mb_ptr2len)(p) == 2) /* DBCS can contain \ in a trail byte, skip the * double-byte character. */ ++p; else if (*p == '\\' || *p == '"') ++result; } if (buf != NULL) { *buf++ = '"'; for (p = eap->arg; *p; ++p) { if (enc_dbcs != 0 && (*mb_ptr2len)(p) == 2) /* DBCS can contain \ in a trail byte, copy the * double-byte character to avoid escaping. */ *buf++ = *p++; else if (*p == '\\' || *p == '"') *buf++ = '\\'; *buf++ = *p; } *buf = '"'; } break; case 2: /* Quote and split () */ /* This is hard, so only do it once, and cache the result */ if (*split_buf == NULL) *split_buf = uc_split_args(eap->arg, split_len); result = *split_len; if (buf != NULL && result != 0) STRCPY(buf, *split_buf); break; } break; case ct_BANG: result = eap->forceit ? 1 : 0; if (quote) result += 2; if (buf != NULL) { if (quote) *buf++ = '"'; if (eap->forceit) *buf++ = '!'; if (quote) *buf = '"'; } break; case ct_LINE1: case ct_LINE2: case ct_RANGE: case ct_COUNT: { char num_buf[20]; long num = (type == ct_LINE1) ? eap->line1 : (type == ct_LINE2) ? eap->line2 : (type == ct_RANGE) ? eap->addr_count : (eap->addr_count > 0) ? eap->line2 : cmd->uc_def; size_t num_len; sprintf(num_buf, "%ld", num); num_len = STRLEN(num_buf); result = num_len; if (quote) result += 2; if (buf != NULL) { if (quote) *buf++ = '"'; STRCPY(buf, num_buf); buf += num_len; if (quote) *buf = '"'; } break; } case ct_MODS: { int multi_mods = 0; typedef struct { int *varp; char *name; } mod_entry_T; static mod_entry_T mod_entries[] = { #ifdef FEAT_BROWSE_CMD {&cmdmod.browse, "browse"}, #endif #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) {&cmdmod.confirm, "confirm"}, #endif {&cmdmod.hide, "hide"}, {&cmdmod.keepalt, "keepalt"}, {&cmdmod.keepjumps, "keepjumps"}, {&cmdmod.keepmarks, "keepmarks"}, {&cmdmod.keeppatterns, "keeppatterns"}, {&cmdmod.lockmarks, "lockmarks"}, {&cmdmod.noswapfile, "noswapfile"}, {NULL, NULL} }; int i; result = quote ? 2 : 0; if (buf != NULL) { if (quote) *buf++ = '"'; *buf = '\0'; } /* :aboveleft and :leftabove */ if (cmdmod.split & WSP_ABOVE) result += add_cmd_modifier(buf, "aboveleft", &multi_mods); /* :belowright and :rightbelow */ if (cmdmod.split & WSP_BELOW) result += add_cmd_modifier(buf, "belowright", &multi_mods); /* :botright */ if (cmdmod.split & WSP_BOT) result += add_cmd_modifier(buf, "botright", &multi_mods); /* the modifiers that are simple flags */ for (i = 0; mod_entries[i].varp != NULL; ++i) if (*mod_entries[i].varp) result += add_cmd_modifier(buf, mod_entries[i].name, &multi_mods); /* TODO: How to support :noautocmd? */ #ifdef HAVE_SANDBOX /* TODO: How to support :sandbox?*/ #endif /* :silent */ if (msg_silent > 0) result += add_cmd_modifier(buf, emsg_silent > 0 ? "silent!" : "silent", &multi_mods); /* :tab */ if (cmdmod.tab > 0) result += add_cmd_modifier(buf, "tab", &multi_mods); /* :topleft */ if (cmdmod.split & WSP_TOP) result += add_cmd_modifier(buf, "topleft", &multi_mods); /* TODO: How to support :unsilent?*/ /* :verbose */ if (p_verbose > 0) result += add_cmd_modifier(buf, "verbose", &multi_mods); /* :vertical */ if (cmdmod.split & WSP_VERT) result += add_cmd_modifier(buf, "vertical", &multi_mods); if (quote && buf != NULL) { buf += result - 2; *buf = '"'; } break; } case ct_REGISTER: result = eap->regname ? 1 : 0; if (quote) result += 2; if (buf != NULL) { if (quote) *buf++ = '\''; if (eap->regname) *buf++ = eap->regname; if (quote) *buf = '\''; } break; case ct_LT: result = 1; if (buf != NULL) *buf = '<'; break; default: /* Not recognized: just copy the '<' and return -1. */ result = (size_t)-1; if (buf != NULL) *buf = '<'; break; } return result; } static void do_ucmd(exarg_T *eap) { char_u *buf; char_u *p; char_u *q; char_u *start; char_u *end = NULL; char_u *ksp; size_t len, totlen; size_t split_len = 0; char_u *split_buf = NULL; ucmd_T *cmd; #ifdef FEAT_EVAL sctx_T save_current_sctx = current_sctx; #endif if (eap->cmdidx == CMD_USER) cmd = USER_CMD(eap->useridx); else cmd = USER_CMD_GA(&curbuf->b_ucmds, eap->useridx); /* * Replace <> in the command by the arguments. * First round: "buf" is NULL, compute length, allocate "buf". * Second round: copy result into "buf". */ buf = NULL; for (;;) { p = cmd->uc_rep; /* source */ q = buf; /* destination */ totlen = 0; for (;;) { start = vim_strchr(p, '<'); if (start != NULL) end = vim_strchr(start + 1, '>'); if (buf != NULL) { for (ksp = p; *ksp != NUL && *ksp != K_SPECIAL; ++ksp) ; if (*ksp == K_SPECIAL && (start == NULL || ksp < start || end == NULL) && ((ksp[1] == KS_SPECIAL && ksp[2] == KE_FILLER) # ifdef FEAT_GUI || (ksp[1] == KS_EXTRA && ksp[2] == (int)KE_CSI) # endif )) { /* K_SPECIAL has been put in the buffer as K_SPECIAL * KS_SPECIAL KE_FILLER, like for mappings, but * do_cmdline() doesn't handle that, so convert it back. * Also change K_SPECIAL KS_EXTRA KE_CSI into CSI. */ len = ksp - p; if (len > 0) { mch_memmove(q, p, len); q += len; } *q++ = ksp[1] == KS_SPECIAL ? K_SPECIAL : CSI; p = ksp + 3; continue; } } /* break if no is found */ if (start == NULL || end == NULL) break; /* Include the '>' */ ++end; /* Take everything up to the '<' */ len = start - p; if (buf == NULL) totlen += len; else { mch_memmove(q, p, len); q += len; } len = uc_check_code(start, end - start, q, cmd, eap, &split_buf, &split_len); if (len == (size_t)-1) { /* no match, continue after '<' */ p = start + 1; len = 1; } else p = end; if (buf == NULL) totlen += len; else q += len; } if (buf != NULL) /* second time here, finished */ { STRCPY(q, p); break; } totlen += STRLEN(p); /* Add on the trailing characters */ buf = alloc((unsigned)(totlen + 1)); if (buf == NULL) { vim_free(split_buf); return; } } #ifdef FEAT_EVAL current_sctx.sc_sid = cmd->uc_script_ctx.sc_sid; #endif (void)do_cmdline(buf, eap->getline, eap->cookie, DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED); #ifdef FEAT_EVAL current_sctx = save_current_sctx; #endif vim_free(buf); vim_free(split_buf); } # if defined(FEAT_CMDL_COMPL) || defined(PROTO) static char_u * get_user_command_name(int idx) { return get_user_commands(NULL, idx - (int)CMD_SIZE); } /* * Function given to ExpandGeneric() to obtain the list of user command names. */ char_u * get_user_commands(expand_T *xp UNUSED, int idx) { if (idx < curbuf->b_ucmds.ga_len) return USER_CMD_GA(&curbuf->b_ucmds, idx)->uc_name; idx -= curbuf->b_ucmds.ga_len; if (idx < ucmds.ga_len) return USER_CMD(idx)->uc_name; return NULL; } /* * Function given to ExpandGeneric() to obtain the list of user address type names. */ char_u * get_user_cmd_addr_type(expand_T *xp UNUSED, int idx) { return (char_u *)addr_type_complete[idx].name; } /* * Function given to ExpandGeneric() to obtain the list of user command * attributes. */ char_u * get_user_cmd_flags(expand_T *xp UNUSED, int idx) { static char *user_cmd_flags[] = {"addr", "bang", "bar", "buffer", "complete", "count", "nargs", "range", "register"}; if (idx >= (int)(sizeof(user_cmd_flags) / sizeof(user_cmd_flags[0]))) return NULL; return (char_u *)user_cmd_flags[idx]; } /* * Function given to ExpandGeneric() to obtain the list of values for -nargs. */ char_u * get_user_cmd_nargs(expand_T *xp UNUSED, int idx) { static char *user_cmd_nargs[] = {"0", "1", "*", "?", "+"}; if (idx >= (int)(sizeof(user_cmd_nargs) / sizeof(user_cmd_nargs[0]))) return NULL; return (char_u *)user_cmd_nargs[idx]; } /* * Function given to ExpandGeneric() to obtain the list of values for -complete. */ char_u * get_user_cmd_complete(expand_T *xp UNUSED, int idx) { return (char_u *)command_complete[idx].name; } # endif /* FEAT_CMDL_COMPL */ /* * Parse address type argument */ int parse_addr_type_arg( char_u *value, int vallen, long *argt, int *addr_type_arg) { int i, a, b; for (i = 0; addr_type_complete[i].expand != -1; ++i) { a = (int)STRLEN(addr_type_complete[i].name) == vallen; b = STRNCMP(value, addr_type_complete[i].name, vallen) == 0; if (a && b) { *addr_type_arg = addr_type_complete[i].expand; break; } } if (addr_type_complete[i].expand == -1) { char_u *err = value; for (i = 0; err[i] != NUL && !VIM_ISWHITE(err[i]); i++) ; err[i] = NUL; semsg(_("E180: Invalid address type value: %s"), err); return FAIL; } if (*addr_type_arg != ADDR_LINES) *argt |= NOTADR; return OK; } #endif /* FEAT_USR_CMDS */ #if defined(FEAT_USR_CMDS) || defined(FEAT_EVAL) || defined(PROTO) /* * Parse a completion argument "value[vallen]". * The detected completion goes in "*complp", argument type in "*argt". * When there is an argument, for function and user defined completion, it's * copied to allocated memory and stored in "*compl_arg". * Returns FAIL if something is wrong. */ int parse_compl_arg( char_u *value, int vallen, int *complp, long *argt, char_u **compl_arg UNUSED) { char_u *arg = NULL; # if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) size_t arglen = 0; # endif int i; int valend = vallen; /* Look for any argument part - which is the part after any ',' */ for (i = 0; i < vallen; ++i) { if (value[i] == ',') { arg = &value[i + 1]; # if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) arglen = vallen - i - 1; # endif valend = i; break; } } for (i = 0; command_complete[i].expand != 0; ++i) { if ((int)STRLEN(command_complete[i].name) == valend && STRNCMP(value, command_complete[i].name, valend) == 0) { *complp = command_complete[i].expand; if (command_complete[i].expand == EXPAND_BUFFERS) *argt |= BUFNAME; else if (command_complete[i].expand == EXPAND_DIRECTORIES || command_complete[i].expand == EXPAND_FILES) *argt |= XFILE; break; } } if (command_complete[i].expand == 0) { semsg(_("E180: Invalid complete value: %s"), value); return FAIL; } # if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) if (*complp != EXPAND_USER_DEFINED && *complp != EXPAND_USER_LIST && arg != NULL) # else if (arg != NULL) # endif { emsg(_("E468: Completion argument only allowed for custom completion")); return FAIL; } # if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL) if ((*complp == EXPAND_USER_DEFINED || *complp == EXPAND_USER_LIST) && arg == NULL) { emsg(_("E467: Custom completion requires a function argument")); return FAIL; } if (arg != NULL) *compl_arg = vim_strnsave(arg, (int)arglen); # endif return OK; } int cmdcomplete_str_to_type(char_u *complete_str) { int i; for (i = 0; command_complete[i].expand != 0; ++i) if (STRCMP(complete_str, command_complete[i].name) == 0) return command_complete[i].expand; return EXPAND_NOTHING; } #endif static void ex_colorscheme(exarg_T *eap) { if (*eap->arg == NUL) { #ifdef FEAT_EVAL char_u *expr = vim_strsave((char_u *)"g:colors_name"); char_u *p = NULL; if (expr != NULL) { ++emsg_off; p = eval_to_string(expr, NULL, FALSE); --emsg_off; vim_free(expr); } if (p != NULL) { msg((char *)p); vim_free(p); } else msg("default"); #else msg(_("unknown")); #endif } else if (load_colors(eap->arg) == FAIL) semsg(_("E185: Cannot find color scheme '%s'"), eap->arg); } static void ex_highlight(exarg_T *eap) { if (*eap->arg == NUL && eap->cmd[2] == '!') msg(_("Greetings, Vim user!")); do_highlight(eap->arg, eap->forceit, FALSE); } /* * Call this function if we thought we were going to exit, but we won't * (because of an error). May need to restore the terminal mode. */ void not_exiting(void) { exiting = FALSE; settmode(TMODE_RAW); } static int before_quit_autocmds(win_T *wp, int quit_all, int forceit) { apply_autocmds(EVENT_QUITPRE, NULL, NULL, FALSE, wp->w_buffer); /* Bail out when autocommands closed the window. * Refuse to quit when the buffer in the last window is being closed (can * only happen in autocommands). */ if (!win_valid(wp) || curbuf_locked() || (wp->w_buffer->b_nwindows == 1 && wp->w_buffer->b_locked > 0)) return TRUE; if (quit_all || (check_more(FALSE, forceit) == OK && only_one_window())) { apply_autocmds(EVENT_EXITPRE, NULL, NULL, FALSE, curbuf); /* Refuse to quit when locked or when the buffer in the last window is * being closed (can only happen in autocommands). */ if (curbuf_locked() || (curbuf->b_nwindows == 1 && curbuf->b_locked > 0)) return TRUE; } return FALSE; } /* * ":quit": quit current window, quit Vim if the last window is closed. * ":{nr}quit": quit window {nr} */ static void ex_quit(exarg_T *eap) { win_T *wp; #ifdef FEAT_CMDWIN if (cmdwin_type != 0) { cmdwin_result = Ctrl_C; return; } #endif /* Don't quit while editing the command line. */ if (text_locked()) { text_locked_msg(); return; } if (eap->addr_count > 0) { int wnr = eap->line2; for (wp = firstwin; wp->w_next != NULL; wp = wp->w_next) if (--wnr <= 0) break; } else wp = curwin; /* Refuse to quit when locked. */ if (curbuf_locked()) return; /* Trigger QuitPre and maybe ExitPre */ if (before_quit_autocmds(wp, FALSE, eap->forceit)) return; #ifdef FEAT_NETBEANS_INTG netbeansForcedQuit = eap->forceit; #endif /* * If there are more files or windows we won't exit. */ if (check_more(FALSE, eap->forceit) == OK && only_one_window()) exiting = TRUE; if ((!buf_hide(wp->w_buffer) && check_changed(wp->w_buffer, (p_awa ? CCGD_AW : 0) | (eap->forceit ? CCGD_FORCEIT : 0) | CCGD_EXCMD)) || check_more(TRUE, eap->forceit) == FAIL || (only_one_window() && check_changed_any(eap->forceit, TRUE))) { not_exiting(); } else { /* quit last window * Note: only_one_window() returns true, even so a help window is * still open. In that case only quit, if no address has been * specified. Example: * :h|wincmd w|1q - don't quit * :h|wincmd w|q - quit */ if (only_one_window() && (ONE_WINDOW || eap->addr_count == 0)) getout(0); not_exiting(); #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif /* close window; may free buffer */ win_close(wp, !buf_hide(wp->w_buffer) || eap->forceit); } } /* * ":cquit". */ static void ex_cquit(exarg_T *eap UNUSED) { getout(1); /* this does not always pass on the exit code to the Manx compiler. why? */ } /* * ":qall": try to quit all windows */ static void ex_quit_all(exarg_T *eap) { # ifdef FEAT_CMDWIN if (cmdwin_type != 0) { if (eap->forceit) cmdwin_result = K_XF1; /* ex_window() takes care of this */ else cmdwin_result = K_XF2; return; } # endif /* Don't quit while editing the command line. */ if (text_locked()) { text_locked_msg(); return; } if (before_quit_autocmds(curwin, TRUE, eap->forceit)) return; exiting = TRUE; if (eap->forceit || !check_changed_any(FALSE, FALSE)) getout(0); not_exiting(); } /* * ":close": close current window, unless it is the last one */ static void ex_close(exarg_T *eap) { win_T *win; int winnr = 0; #ifdef FEAT_CMDWIN if (cmdwin_type != 0) cmdwin_result = Ctrl_C; else #endif if (!text_locked() && !curbuf_locked()) { if (eap->addr_count == 0) ex_win_close(eap->forceit, curwin, NULL); else { FOR_ALL_WINDOWS(win) { winnr++; if (winnr == eap->line2) break; } if (win == NULL) win = lastwin; ex_win_close(eap->forceit, win, NULL); } } } #ifdef FEAT_QUICKFIX /* * ":pclose": Close any preview window. */ static void ex_pclose(exarg_T *eap) { win_T *win; FOR_ALL_WINDOWS(win) if (win->w_p_pvw) { ex_win_close(eap->forceit, win, NULL); break; } } #endif /* * Close window "win" and take care of handling closing the last window for a * modified buffer. */ static void ex_win_close( int forceit, win_T *win, tabpage_T *tp) /* NULL or the tab page "win" is in */ { int need_hide; buf_T *buf = win->w_buffer; need_hide = (bufIsChanged(buf) && buf->b_nwindows <= 1); if (need_hide && !buf_hide(buf) && !forceit) { #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) if ((p_confirm || cmdmod.confirm) && p_write) { bufref_T bufref; set_bufref(&bufref, buf); dialog_changed(buf, FALSE); if (bufref_valid(&bufref) && bufIsChanged(buf)) return; need_hide = FALSE; } else #endif { no_write_message(); return; } } #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif /* free buffer when not hiding it or when it's a scratch buffer */ if (tp == NULL) win_close(win, !need_hide && !buf_hide(buf)); else win_close_othertab(win, !need_hide && !buf_hide(buf), tp); } /* * Handle the argument for a tabpage related ex command. * Returns a tabpage number. * When an error is encountered then eap->errmsg is set. */ static int get_tabpage_arg(exarg_T *eap) { int tab_number; int unaccept_arg0 = (eap->cmdidx == CMD_tabmove) ? 0 : 1; if (eap->arg && *eap->arg != NUL) { char_u *p = eap->arg; char_u *p_save; int relative = 0; /* argument +N/-N means: go to N places to the * right/left relative to the current position. */ if (*p == '-') { relative = -1; p++; } else if (*p == '+') { relative = 1; p++; } p_save = p; tab_number = getdigits(&p); if (relative == 0) { if (STRCMP(p, "$") == 0) tab_number = LAST_TAB_NR; else if (p == p_save || *p_save == '-' || *p != NUL || tab_number > LAST_TAB_NR) { /* No numbers as argument. */ eap->errmsg = e_invarg; goto theend; } } else { if (*p_save == NUL) tab_number = 1; else if (p == p_save || *p_save == '-' || *p != NUL || tab_number == 0) { /* No numbers as argument. */ eap->errmsg = e_invarg; goto theend; } tab_number = tab_number * relative + tabpage_index(curtab); if (!unaccept_arg0 && relative == -1) --tab_number; } if (tab_number < unaccept_arg0 || tab_number > LAST_TAB_NR) eap->errmsg = e_invarg; } else if (eap->addr_count > 0) { if (unaccept_arg0 && eap->line2 == 0) { eap->errmsg = e_invrange; tab_number = 0; } else { tab_number = eap->line2; if (!unaccept_arg0 && *skipwhite(*eap->cmdlinep) == '-') { --tab_number; if (tab_number < unaccept_arg0) eap->errmsg = e_invarg; } } } else { switch (eap->cmdidx) { case CMD_tabnext: tab_number = tabpage_index(curtab) + 1; if (tab_number > LAST_TAB_NR) tab_number = 1; break; case CMD_tabmove: tab_number = LAST_TAB_NR; break; default: tab_number = tabpage_index(curtab); } } theend: return tab_number; } /* * ":tabclose": close current tab page, unless it is the last one. * ":tabclose N": close tab page N. */ static void ex_tabclose(exarg_T *eap) { tabpage_T *tp; int tab_number; # ifdef FEAT_CMDWIN if (cmdwin_type != 0) cmdwin_result = K_IGNORE; else # endif if (first_tabpage->tp_next == NULL) emsg(_("E784: Cannot close last tab page")); else { tab_number = get_tabpage_arg(eap); if (eap->errmsg == NULL) { tp = find_tabpage(tab_number); if (tp == NULL) { beep_flush(); return; } if (tp != curtab) { tabpage_close_other(tp, eap->forceit); return; } else if (!text_locked() && !curbuf_locked()) tabpage_close(eap->forceit); } } } /* * ":tabonly": close all tab pages except the current one */ static void ex_tabonly(exarg_T *eap) { tabpage_T *tp; int done; int tab_number; # ifdef FEAT_CMDWIN if (cmdwin_type != 0) cmdwin_result = K_IGNORE; else # endif if (first_tabpage->tp_next == NULL) msg(_("Already only one tab page")); else { tab_number = get_tabpage_arg(eap); if (eap->errmsg == NULL) { goto_tabpage(tab_number); /* Repeat this up to a 1000 times, because autocommands may * mess up the lists. */ for (done = 0; done < 1000; ++done) { FOR_ALL_TABPAGES(tp) if (tp->tp_topframe != topframe) { tabpage_close_other(tp, eap->forceit); /* if we failed to close it quit */ if (valid_tabpage(tp)) done = 1000; /* start over, "tp" is now invalid */ break; } if (first_tabpage->tp_next == NULL) break; } } } } /* * Close the current tab page. */ void tabpage_close(int forceit) { /* First close all the windows but the current one. If that worked then * close the last window in this tab, that will close it. */ if (!ONE_WINDOW) close_others(TRUE, forceit); if (ONE_WINDOW) ex_win_close(forceit, curwin, NULL); # ifdef FEAT_GUI need_mouse_correct = TRUE; # endif } /* * Close tab page "tp", which is not the current tab page. * Note that autocommands may make "tp" invalid. * Also takes care of the tab pages line disappearing when closing the * last-but-one tab page. */ void tabpage_close_other(tabpage_T *tp, int forceit) { int done = 0; win_T *wp; int h = tabline_height(); /* Limit to 1000 windows, autocommands may add a window while we close * one. OK, so I'm paranoid... */ while (++done < 1000) { wp = tp->tp_firstwin; ex_win_close(forceit, wp, tp); /* Autocommands may delete the tab page under our fingers and we may * fail to close a window with a modified buffer. */ if (!valid_tabpage(tp) || tp->tp_firstwin == wp) break; } apply_autocmds(EVENT_TABCLOSED, NULL, NULL, FALSE, curbuf); redraw_tabline = TRUE; if (h != tabline_height()) shell_new_rows(); } /* * ":only". */ static void ex_only(exarg_T *eap) { win_T *wp; int wnr; # ifdef FEAT_GUI need_mouse_correct = TRUE; # endif if (eap->addr_count > 0) { wnr = eap->line2; for (wp = firstwin; --wnr > 0; ) { if (wp->w_next == NULL) break; else wp = wp->w_next; } win_goto(wp); } close_others(TRUE, eap->forceit); } /* * ":all" and ":sall". * Also used for ":tab drop file ..." after setting the argument list. */ void ex_all(exarg_T *eap) { if (eap->addr_count == 0) eap->line2 = 9999; do_arg_all((int)eap->line2, eap->forceit, eap->cmdidx == CMD_drop); } static void ex_hide(exarg_T *eap UNUSED) { /* ":hide" or ":hide | cmd": hide current window */ if (!eap->skip) { #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif if (eap->addr_count == 0) win_close(curwin, FALSE); /* don't free buffer */ else { int winnr = 0; win_T *win; FOR_ALL_WINDOWS(win) { winnr++; if (winnr == eap->line2) break; } if (win == NULL) win = lastwin; win_close(win, FALSE); } } } /* * ":stop" and ":suspend": Suspend Vim. */ static void ex_stop(exarg_T *eap) { /* * Disallow suspending for "rvim". */ if (!check_restricted()) { if (!eap->forceit) autowrite_all(); windgoto((int)Rows - 1, 0); out_char('\n'); out_flush(); stoptermcap(); out_flush(); /* needed for SUN to restore xterm buffer */ #ifdef FEAT_TITLE mch_restore_title(SAVE_RESTORE_BOTH); /* restore window titles */ #endif ui_suspend(); /* call machine specific function */ #ifdef FEAT_TITLE maketitle(); resettitle(); /* force updating the title */ #endif starttermcap(); scroll_start(); /* scroll screen before redrawing */ redraw_later_clear(); shell_resized(); /* may have resized window */ } } /* * ":exit", ":xit" and ":wq": Write file and quite the current window. */ static void ex_exit(exarg_T *eap) { #ifdef FEAT_CMDWIN if (cmdwin_type != 0) { cmdwin_result = Ctrl_C; return; } #endif /* Don't quit while editing the command line. */ if (text_locked()) { text_locked_msg(); return; } if (before_quit_autocmds(curwin, FALSE, eap->forceit)) return; /* * if more files or windows we won't exit */ if (check_more(FALSE, eap->forceit) == OK && only_one_window()) exiting = TRUE; if ( ((eap->cmdidx == CMD_wq || curbufIsChanged()) && do_write(eap) == FAIL) || check_more(TRUE, eap->forceit) == FAIL || (only_one_window() && check_changed_any(eap->forceit, FALSE))) { not_exiting(); } else { if (only_one_window()) /* quit last window, exit Vim */ getout(0); not_exiting(); # ifdef FEAT_GUI need_mouse_correct = TRUE; # endif /* Quit current window, may free the buffer. */ win_close(curwin, !buf_hide(curwin->w_buffer)); } } /* * ":print", ":list", ":number". */ static void ex_print(exarg_T *eap) { if (curbuf->b_ml.ml_flags & ML_EMPTY) emsg(_(e_emptybuf)); else { for ( ;!got_int; ui_breakcheck()) { print_line(eap->line1, (eap->cmdidx == CMD_number || eap->cmdidx == CMD_pound || (eap->flags & EXFLAG_NR)), eap->cmdidx == CMD_list || (eap->flags & EXFLAG_LIST)); if (++eap->line1 > eap->line2) break; out_flush(); /* show one line at a time */ } setpcmark(); /* put cursor at last line */ curwin->w_cursor.lnum = eap->line2; beginline(BL_SOL | BL_FIX); } ex_no_reprint = TRUE; } #ifdef FEAT_BYTEOFF static void ex_goto(exarg_T *eap) { goto_byte(eap->line2); } #endif /* * ":shell". */ static void ex_shell(exarg_T *eap UNUSED) { do_shell(NULL, 0); } #if defined(HAVE_DROP_FILE) || defined(PROTO) static int drop_busy = FALSE; static int drop_filec; static char_u **drop_filev = NULL; static int drop_split; static void (*drop_callback)(void *); static void *drop_cookie; static void handle_drop_internal(void) { exarg_T ea; int save_msg_scroll = msg_scroll; // Setting the argument list may cause screen updates and being called // recursively. Avoid that by setting drop_busy. drop_busy = TRUE; /* Check whether the current buffer is changed. If so, we will need * to split the current window or data could be lost. * We don't need to check if the 'hidden' option is set, as in this * case the buffer won't be lost. */ if (!buf_hide(curbuf) && !drop_split) { ++emsg_off; drop_split = check_changed(curbuf, CCGD_AW); --emsg_off; } if (drop_split) { if (win_split(0, 0) == FAIL) return; RESET_BINDING(curwin); /* When splitting the window, create a new alist. Otherwise the * existing one is overwritten. */ alist_unlink(curwin->w_alist); alist_new(); } /* * Set up the new argument list. */ alist_set(ALIST(curwin), drop_filec, drop_filev, FALSE, NULL, 0); /* * Move to the first file. */ /* Fake up a minimal "next" command for do_argfile() */ vim_memset(&ea, 0, sizeof(ea)); ea.cmd = (char_u *)"next"; do_argfile(&ea, 0); /* do_ecmd() may set need_start_insertmode, but since we never left Insert * mode that is not needed here. */ need_start_insertmode = FALSE; /* Restore msg_scroll, otherwise a following command may cause scrolling * unexpectedly. The screen will be redrawn by the caller, thus * msg_scroll being set by displaying a message is irrelevant. */ msg_scroll = save_msg_scroll; if (drop_callback != NULL) drop_callback(drop_cookie); drop_filev = NULL; drop_busy = FALSE; } /* * Handle a file drop. The code is here because a drop is *nearly* like an * :args command, but not quite (we have a list of exact filenames, so we * don't want to (a) parse a command line, or (b) expand wildcards). So the * code is very similar to :args and hence needs access to a lot of the static * functions in this file. * * The "filev" list must have been allocated using alloc(), as should each item * in the list. This function takes over responsibility for freeing the "filev" * list. */ void handle_drop( int filec, // the number of files dropped char_u **filev, // the list of files dropped int split, // force splitting the window void (*callback)(void *), // to be called after setting the argument // list void *cookie) // argument for "callback" (allocated) { // Cannot handle recursive drops, finish the pending one. if (drop_busy) { FreeWild(filec, filev); vim_free(cookie); return; } // When calling handle_drop() more than once in a row we only use the last // one. if (drop_filev != NULL) { FreeWild(drop_filec, drop_filev); vim_free(drop_cookie); } drop_filec = filec; drop_filev = filev; drop_split = split; drop_callback = callback; drop_cookie = cookie; // Postpone this when: // - editing the command line // - not possible to change the current buffer // - updating the screen // As it may change buffers and window structures that are in use and cause // freed memory to be used. if (text_locked() || curbuf_locked() || updating_screen) return; handle_drop_internal(); } /* * To be called when text is unlocked, curbuf is unlocked or updating_screen is * reset: Handle a postponed drop. */ void handle_any_postponed_drop(void) { if (!drop_busy && drop_filev != NULL && !text_locked() && !curbuf_locked() && !updating_screen) handle_drop_internal(); } #endif /* * Clear an argument list: free all file names and reset it to zero entries. */ void alist_clear(alist_T *al) { while (--al->al_ga.ga_len >= 0) vim_free(AARGLIST(al)[al->al_ga.ga_len].ae_fname); ga_clear(&al->al_ga); } /* * Init an argument list. */ void alist_init(alist_T *al) { ga_init2(&al->al_ga, (int)sizeof(aentry_T), 5); } /* * Remove a reference from an argument list. * Ignored when the argument list is the global one. * If the argument list is no longer used by any window, free it. */ void alist_unlink(alist_T *al) { if (al != &global_alist && --al->al_refcount <= 0) { alist_clear(al); vim_free(al); } } /* * Create a new argument list and use it for the current window. */ void alist_new(void) { curwin->w_alist = (alist_T *)alloc((unsigned)sizeof(alist_T)); if (curwin->w_alist == NULL) { curwin->w_alist = &global_alist; ++global_alist.al_refcount; } else { curwin->w_alist->al_refcount = 1; curwin->w_alist->id = ++max_alist_id; alist_init(curwin->w_alist); } } #if !defined(UNIX) || defined(PROTO) /* * Expand the file names in the global argument list. * If "fnum_list" is not NULL, use "fnum_list[fnum_len]" as a list of buffer * numbers to be re-used. */ void alist_expand(int *fnum_list, int fnum_len) { char_u **old_arg_files; int old_arg_count; char_u **new_arg_files; int new_arg_file_count; char_u *save_p_su = p_su; int i; /* Don't use 'suffixes' here. This should work like the shell did the * expansion. Also, the vimrc file isn't read yet, thus the user * can't set the options. */ p_su = empty_option; old_arg_files = (char_u **)alloc((unsigned)(sizeof(char_u *) * GARGCOUNT)); if (old_arg_files != NULL) { for (i = 0; i < GARGCOUNT; ++i) old_arg_files[i] = vim_strsave(GARGLIST[i].ae_fname); old_arg_count = GARGCOUNT; if (expand_wildcards(old_arg_count, old_arg_files, &new_arg_file_count, &new_arg_files, EW_FILE|EW_NOTFOUND|EW_ADDSLASH|EW_NOERROR) == OK && new_arg_file_count > 0) { alist_set(&global_alist, new_arg_file_count, new_arg_files, TRUE, fnum_list, fnum_len); FreeWild(old_arg_count, old_arg_files); } } p_su = save_p_su; } #endif /* * Set the argument list for the current window. * Takes over the allocated files[] and the allocated fnames in it. */ void alist_set( alist_T *al, int count, char_u **files, int use_curbuf, int *fnum_list, int fnum_len) { int i; static int recursive = 0; if (recursive) { emsg(_(e_au_recursive)); return; } ++recursive; alist_clear(al); if (ga_grow(&al->al_ga, count) == OK) { for (i = 0; i < count; ++i) { if (got_int) { /* When adding many buffers this can take a long time. Allow * interrupting here. */ while (i < count) vim_free(files[i++]); break; } /* May set buffer name of a buffer previously used for the * argument list, so that it's re-used by alist_add. */ if (fnum_list != NULL && i < fnum_len) buf_set_name(fnum_list[i], files[i]); alist_add(al, files[i], use_curbuf ? 2 : 1); ui_breakcheck(); } vim_free(files); } else FreeWild(count, files); if (al == &global_alist) arg_had_last = FALSE; --recursive; } /* * Add file "fname" to argument list "al". * "fname" must have been allocated and "al" must have been checked for room. */ void alist_add( alist_T *al, char_u *fname, int set_fnum) /* 1: set buffer number; 2: re-use curbuf */ { if (fname == NULL) /* don't add NULL file names */ return; #ifdef BACKSLASH_IN_FILENAME slash_adjust(fname); #endif AARGLIST(al)[al->al_ga.ga_len].ae_fname = fname; if (set_fnum > 0) AARGLIST(al)[al->al_ga.ga_len].ae_fnum = buflist_add(fname, BLN_LISTED | (set_fnum == 2 ? BLN_CURBUF : 0)); ++al->al_ga.ga_len; } #if defined(BACKSLASH_IN_FILENAME) || defined(PROTO) /* * Adjust slashes in file names. Called after 'shellslash' was set. */ void alist_slash_adjust(void) { int i; win_T *wp; tabpage_T *tp; for (i = 0; i < GARGCOUNT; ++i) if (GARGLIST[i].ae_fname != NULL) slash_adjust(GARGLIST[i].ae_fname); FOR_ALL_TAB_WINDOWS(tp, wp) if (wp->w_alist != &global_alist) for (i = 0; i < WARGCOUNT(wp); ++i) if (WARGLIST(wp)[i].ae_fname != NULL) slash_adjust(WARGLIST(wp)[i].ae_fname); } #endif /* * ":preserve". */ static void ex_preserve(exarg_T *eap UNUSED) { curbuf->b_flags |= BF_PRESERVED; ml_preserve(curbuf, TRUE); } /* * ":recover". */ static void ex_recover(exarg_T *eap) { /* Set recoverymode right away to avoid the ATTENTION prompt. */ recoverymode = TRUE; if (!check_changed(curbuf, (p_awa ? CCGD_AW : 0) | CCGD_MULTWIN | (eap->forceit ? CCGD_FORCEIT : 0) | CCGD_EXCMD) && (*eap->arg == NUL || setfname(curbuf, eap->arg, NULL, TRUE) == OK)) ml_recover(); recoverymode = FALSE; } /* * Command modifier used in a wrong way. */ static void ex_wrongmodifier(exarg_T *eap) { eap->errmsg = e_invcmd; } /* * :sview [+command] file split window with new file, read-only * :split [[+command] file] split window with current or new file * :vsplit [[+command] file] split window vertically with current or new file * :new [[+command] file] split window with no or new file * :vnew [[+command] file] split vertically window with no or new file * :sfind [+command] file split window with file in 'path' * * :tabedit open new Tab page with empty window * :tabedit [+command] file open new Tab page and edit "file" * :tabnew [[+command] file] just like :tabedit * :tabfind [+command] file open new Tab page and find "file" */ void ex_splitview(exarg_T *eap) { win_T *old_curwin = curwin; #if defined(FEAT_SEARCHPATH) || defined(FEAT_BROWSE) char_u *fname = NULL; #endif #ifdef FEAT_BROWSE int browse_flag = cmdmod.browse; #endif int use_tab = eap->cmdidx == CMD_tabedit || eap->cmdidx == CMD_tabfind || eap->cmdidx == CMD_tabnew; #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif #ifdef FEAT_QUICKFIX /* A ":split" in the quickfix window works like ":new". Don't want two * quickfix windows. But it's OK when doing ":tab split". */ if (bt_quickfix(curbuf) && cmdmod.tab == 0) { if (eap->cmdidx == CMD_split) eap->cmdidx = CMD_new; if (eap->cmdidx == CMD_vsplit) eap->cmdidx = CMD_vnew; } #endif #ifdef FEAT_SEARCHPATH if (eap->cmdidx == CMD_sfind || eap->cmdidx == CMD_tabfind) { fname = find_file_in_path(eap->arg, (int)STRLEN(eap->arg), FNAME_MESS, TRUE, curbuf->b_ffname); if (fname == NULL) goto theend; eap->arg = fname; } # ifdef FEAT_BROWSE else # endif #endif #ifdef FEAT_BROWSE if (cmdmod.browse && eap->cmdidx != CMD_vnew && eap->cmdidx != CMD_new) { if ( # ifdef FEAT_GUI !gui.in_use && # endif au_has_group((char_u *)"FileExplorer")) { /* No browsing supported but we do have the file explorer: * Edit the directory. */ if (*eap->arg == NUL || !mch_isdir(eap->arg)) eap->arg = (char_u *)"."; } else { fname = do_browse(0, (char_u *)(use_tab ? _("Edit File in new tab page") : _("Edit File in new window")), eap->arg, NULL, NULL, NULL, curbuf); if (fname == NULL) goto theend; eap->arg = fname; } } cmdmod.browse = FALSE; /* Don't browse again in do_ecmd(). */ #endif /* * Either open new tab page or split the window. */ if (use_tab) { if (win_new_tabpage(cmdmod.tab != 0 ? cmdmod.tab : eap->addr_count == 0 ? 0 : (int)eap->line2 + 1) != FAIL) { do_exedit(eap, old_curwin); /* set the alternate buffer for the window we came from */ if (curwin != old_curwin && win_valid(old_curwin) && old_curwin->w_buffer != curbuf && !cmdmod.keepalt) old_curwin->w_alt_fnum = curbuf->b_fnum; } } else if (win_split(eap->addr_count > 0 ? (int)eap->line2 : 0, *eap->cmd == 'v' ? WSP_VERT : 0) != FAIL) { /* Reset 'scrollbind' when editing another file, but keep it when * doing ":split" without arguments. */ if (*eap->arg != NUL # ifdef FEAT_BROWSE || cmdmod.browse # endif ) { RESET_BINDING(curwin); } else do_check_scrollbind(FALSE); do_exedit(eap, old_curwin); } # ifdef FEAT_BROWSE cmdmod.browse = browse_flag; # endif # if defined(FEAT_SEARCHPATH) || defined(FEAT_BROWSE) theend: vim_free(fname); # endif } /* * Open a new tab page. */ void tabpage_new(void) { exarg_T ea; vim_memset(&ea, 0, sizeof(ea)); ea.cmdidx = CMD_tabnew; ea.cmd = (char_u *)"tabn"; ea.arg = (char_u *)""; ex_splitview(&ea); } /* * :tabnext command */ static void ex_tabnext(exarg_T *eap) { int tab_number; switch (eap->cmdidx) { case CMD_tabfirst: case CMD_tabrewind: goto_tabpage(1); break; case CMD_tablast: goto_tabpage(9999); break; case CMD_tabprevious: case CMD_tabNext: if (eap->arg && *eap->arg != NUL) { char_u *p = eap->arg; char_u *p_save = p; tab_number = getdigits(&p); if (p == p_save || *p_save == '-' || *p != NUL || tab_number == 0) { /* No numbers as argument. */ eap->errmsg = e_invarg; return; } } else { if (eap->addr_count == 0) tab_number = 1; else { tab_number = eap->line2; if (tab_number < 1) { eap->errmsg = e_invrange; return; } } } goto_tabpage(-tab_number); break; default: /* CMD_tabnext */ tab_number = get_tabpage_arg(eap); if (eap->errmsg == NULL) goto_tabpage(tab_number); break; } } /* * :tabmove command */ static void ex_tabmove(exarg_T *eap) { int tab_number; tab_number = get_tabpage_arg(eap); if (eap->errmsg == NULL) tabpage_move(tab_number); } /* * :tabs command: List tabs and their contents. */ static void ex_tabs(exarg_T *eap UNUSED) { tabpage_T *tp; win_T *wp; int tabcount = 1; msg_start(); msg_scroll = TRUE; for (tp = first_tabpage; tp != NULL && !got_int; tp = tp->tp_next) { msg_putchar('\n'); vim_snprintf((char *)IObuff, IOSIZE, _("Tab page %d"), tabcount++); msg_outtrans_attr(IObuff, HL_ATTR(HLF_T)); out_flush(); /* output one line at a time */ ui_breakcheck(); if (tp == curtab) wp = firstwin; else wp = tp->tp_firstwin; for ( ; wp != NULL && !got_int; wp = wp->w_next) { msg_putchar('\n'); msg_putchar(wp == curwin ? '>' : ' '); msg_putchar(' '); msg_putchar(bufIsChanged(wp->w_buffer) ? '+' : ' '); msg_putchar(' '); if (buf_spname(wp->w_buffer) != NULL) vim_strncpy(IObuff, buf_spname(wp->w_buffer), IOSIZE - 1); else home_replace(wp->w_buffer, wp->w_buffer->b_fname, IObuff, IOSIZE, TRUE); msg_outtrans(IObuff); out_flush(); /* output one line at a time */ ui_breakcheck(); } } } /* * ":mode": Set screen mode. * If no argument given, just get the screen size and redraw. */ static void ex_mode(exarg_T *eap) { if (*eap->arg == NUL) shell_resized(); else mch_screenmode(eap->arg); } /* * ":resize". * set, increment or decrement current window height */ static void ex_resize(exarg_T *eap) { int n; win_T *wp = curwin; if (eap->addr_count > 0) { n = eap->line2; for (wp = firstwin; wp->w_next != NULL && --n > 0; wp = wp->w_next) ; } # ifdef FEAT_GUI need_mouse_correct = TRUE; # endif n = atol((char *)eap->arg); if (cmdmod.split & WSP_VERT) { if (*eap->arg == '-' || *eap->arg == '+') n += curwin->w_width; else if (n == 0 && eap->arg[0] == NUL) /* default is very wide */ n = 9999; win_setwidth_win((int)n, wp); } else { if (*eap->arg == '-' || *eap->arg == '+') n += curwin->w_height; else if (n == 0 && eap->arg[0] == NUL) /* default is very high */ n = 9999; win_setheight_win((int)n, wp); } } /* * ":find [+command] " command. */ static void ex_find(exarg_T *eap) { #ifdef FEAT_SEARCHPATH char_u *fname; int count; fname = find_file_in_path(eap->arg, (int)STRLEN(eap->arg), FNAME_MESS, TRUE, curbuf->b_ffname); if (eap->addr_count > 0) { /* Repeat finding the file "count" times. This matters when it * appears several times in the path. */ count = eap->line2; while (fname != NULL && --count > 0) { vim_free(fname); fname = find_file_in_path(NULL, 0, FNAME_MESS, FALSE, curbuf->b_ffname); } } if (fname != NULL) { eap->arg = fname; #endif do_exedit(eap, NULL); #ifdef FEAT_SEARCHPATH vim_free(fname); } #endif } /* * ":open" simulation: for now just work like ":visual". */ static void ex_open(exarg_T *eap) { regmatch_T regmatch; char_u *p; curwin->w_cursor.lnum = eap->line2; beginline(BL_SOL | BL_FIX); if (*eap->arg == '/') { /* ":open /pattern/": put cursor in column found with pattern */ ++eap->arg; p = skip_regexp(eap->arg, '/', p_magic, NULL); *p = NUL; regmatch.regprog = vim_regcomp(eap->arg, p_magic ? RE_MAGIC : 0); if (regmatch.regprog != NULL) { regmatch.rm_ic = p_ic; p = ml_get_curline(); if (vim_regexec(®match, p, (colnr_T)0)) curwin->w_cursor.col = (colnr_T)(regmatch.startp[0] - p); else emsg(_(e_nomatch)); vim_regfree(regmatch.regprog); } /* Move to the NUL, ignore any other arguments. */ eap->arg += STRLEN(eap->arg); } check_cursor(); eap->cmdidx = CMD_visual; do_exedit(eap, NULL); } /* * ":edit", ":badd", ":visual". */ static void ex_edit(exarg_T *eap) { do_exedit(eap, NULL); } /* * ":edit " command and alikes. */ void do_exedit( exarg_T *eap, win_T *old_curwin) /* curwin before doing a split or NULL */ { int n; int need_hide; int exmode_was = exmode_active; /* * ":vi" command ends Ex mode. */ if (exmode_active && (eap->cmdidx == CMD_visual || eap->cmdidx == CMD_view)) { exmode_active = FALSE; if (*eap->arg == NUL) { /* Special case: ":global/pat/visual\NLvi-commands" */ if (global_busy) { int rd = RedrawingDisabled; int nwr = no_wait_return; int ms = msg_scroll; #ifdef FEAT_GUI int he = hold_gui_events; #endif if (eap->nextcmd != NULL) { stuffReadbuff(eap->nextcmd); eap->nextcmd = NULL; } if (exmode_was != EXMODE_VIM) settmode(TMODE_RAW); RedrawingDisabled = 0; no_wait_return = 0; need_wait_return = FALSE; msg_scroll = 0; #ifdef FEAT_GUI hold_gui_events = 0; #endif must_redraw = CLEAR; main_loop(FALSE, TRUE); RedrawingDisabled = rd; no_wait_return = nwr; msg_scroll = ms; #ifdef FEAT_GUI hold_gui_events = he; #endif } return; } } if ((eap->cmdidx == CMD_new || eap->cmdidx == CMD_tabnew || eap->cmdidx == CMD_tabedit || eap->cmdidx == CMD_vnew) && *eap->arg == NUL) { /* ":new" or ":tabnew" without argument: edit an new empty buffer */ setpcmark(); (void)do_ecmd(0, NULL, NULL, eap, ECMD_ONE, ECMD_HIDE + (eap->forceit ? ECMD_FORCEIT : 0), old_curwin == NULL ? curwin : NULL); } else if ((eap->cmdidx != CMD_split && eap->cmdidx != CMD_vsplit) || *eap->arg != NUL #ifdef FEAT_BROWSE || cmdmod.browse #endif ) { /* Can't edit another file when "curbuf_lock" is set. Only ":edit" * can bring us here, others are stopped earlier. */ if (*eap->arg != NUL && curbuf_locked()) return; n = readonlymode; if (eap->cmdidx == CMD_view || eap->cmdidx == CMD_sview) readonlymode = TRUE; else if (eap->cmdidx == CMD_enew) readonlymode = FALSE; /* 'readonly' doesn't make sense in an empty buffer */ setpcmark(); if (do_ecmd(0, (eap->cmdidx == CMD_enew ? NULL : eap->arg), NULL, eap, /* ":edit" goes to first line if Vi compatible */ (*eap->arg == NUL && eap->do_ecmd_lnum == 0 && vim_strchr(p_cpo, CPO_GOTO1) != NULL) ? ECMD_ONE : eap->do_ecmd_lnum, (buf_hide(curbuf) ? ECMD_HIDE : 0) + (eap->forceit ? ECMD_FORCEIT : 0) /* after a split we can use an existing buffer */ + (old_curwin != NULL ? ECMD_OLDBUF : 0) + (eap->cmdidx == CMD_badd ? ECMD_ADDBUF : 0 ) , old_curwin == NULL ? curwin : NULL) == FAIL) { /* Editing the file failed. If the window was split, close it. */ if (old_curwin != NULL) { need_hide = (curbufIsChanged() && curbuf->b_nwindows <= 1); if (!need_hide || buf_hide(curbuf)) { #if defined(FEAT_EVAL) cleanup_T cs; /* Reset the error/interrupt/exception state here so that * aborting() returns FALSE when closing a window. */ enter_cleanup(&cs); #endif #ifdef FEAT_GUI need_mouse_correct = TRUE; #endif win_close(curwin, !need_hide && !buf_hide(curbuf)); #if defined(FEAT_EVAL) /* Restore the error/interrupt/exception state if not * discarded by a new aborting error, interrupt, or * uncaught exception. */ leave_cleanup(&cs); #endif } } } else if (readonlymode && curbuf->b_nwindows == 1) { /* When editing an already visited buffer, 'readonly' won't be set * but the previous value is kept. With ":view" and ":sview" we * want the file to be readonly, except when another window is * editing the same buffer. */ curbuf->b_p_ro = TRUE; } readonlymode = n; } else { if (eap->do_ecmd_cmd != NULL) do_cmdline_cmd(eap->do_ecmd_cmd); #ifdef FEAT_TITLE n = curwin->w_arg_idx_invalid; #endif check_arg_idx(curwin); #ifdef FEAT_TITLE if (n != curwin->w_arg_idx_invalid) maketitle(); #endif } /* * if ":split file" worked, set alternate file name in old window to new * file */ if (old_curwin != NULL && *eap->arg != NUL && curwin != old_curwin && win_valid(old_curwin) && old_curwin->w_buffer != curbuf && !cmdmod.keepalt) old_curwin->w_alt_fnum = curbuf->b_fnum; ex_no_reprint = TRUE; } #ifndef FEAT_GUI /* * ":gui" and ":gvim" when there is no GUI. */ static void ex_nogui(exarg_T *eap) { eap->errmsg = e_nogvim; } #endif #if defined(FEAT_GUI_W32) && defined(FEAT_MENU) && defined(FEAT_TEAROFF) static void ex_tearoff(exarg_T *eap) { gui_make_tearoff(eap->arg); } #endif #if (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK) \ || defined(FEAT_TERM_POPUP_MENU)) && defined(FEAT_MENU) static void ex_popup(exarg_T *eap) { # if defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK) if (gui.in_use) gui_make_popup(eap->arg, eap->forceit); # ifdef FEAT_TERM_POPUP_MENU else # endif # endif # ifdef FEAT_TERM_POPUP_MENU pum_make_popup(eap->arg, eap->forceit); # endif } #endif static void ex_swapname(exarg_T *eap UNUSED) { if (curbuf->b_ml.ml_mfp == NULL || curbuf->b_ml.ml_mfp->mf_fname == NULL) msg(_("No swap file")); else msg((char *)curbuf->b_ml.ml_mfp->mf_fname); } /* * ":syncbind" forces all 'scrollbind' windows to have the same relative * offset. * (1998-11-02 16:21:01 R. Edward Ralston ) */ static void ex_syncbind(exarg_T *eap UNUSED) { win_T *wp; win_T *save_curwin = curwin; buf_T *save_curbuf = curbuf; long topline; long y; linenr_T old_linenr = curwin->w_cursor.lnum; setpcmark(); /* * determine max topline */ if (curwin->w_p_scb) { topline = curwin->w_topline; FOR_ALL_WINDOWS(wp) { if (wp->w_p_scb && wp->w_buffer) { y = wp->w_buffer->b_ml.ml_line_count - p_so; if (topline > y) topline = y; } } if (topline < 1) topline = 1; } else { topline = 1; } /* * Set all scrollbind windows to the same topline. */ FOR_ALL_WINDOWS(curwin) { if (curwin->w_p_scb) { curbuf = curwin->w_buffer; y = topline - curwin->w_topline; if (y > 0) scrollup(y, TRUE); else scrolldown(-y, TRUE); curwin->w_scbind_pos = topline; redraw_later(VALID); cursor_correct(); curwin->w_redr_status = TRUE; } } curwin = save_curwin; curbuf = save_curbuf; if (curwin->w_p_scb) { did_syncbind = TRUE; checkpcmark(); if (old_linenr != curwin->w_cursor.lnum) { char_u ctrl_o[2]; ctrl_o[0] = Ctrl_O; ctrl_o[1] = 0; ins_typebuf(ctrl_o, REMAP_NONE, 0, TRUE, FALSE); } } } static void ex_read(exarg_T *eap) { int i; int empty = (curbuf->b_ml.ml_flags & ML_EMPTY); linenr_T lnum; if (eap->usefilter) /* :r!cmd */ do_bang(1, eap, FALSE, FALSE, TRUE); else { if (u_save(eap->line2, (linenr_T)(eap->line2 + 1)) == FAIL) return; #ifdef FEAT_BROWSE if (cmdmod.browse) { char_u *browseFile; browseFile = do_browse(0, (char_u *)_("Append File"), eap->arg, NULL, NULL, NULL, curbuf); if (browseFile != NULL) { i = readfile(browseFile, NULL, eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0); vim_free(browseFile); } else i = OK; } else #endif if (*eap->arg == NUL) { if (check_fname() == FAIL) /* check for no file name */ return; i = readfile(curbuf->b_ffname, curbuf->b_fname, eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0); } else { if (vim_strchr(p_cpo, CPO_ALTREAD) != NULL) (void)setaltfname(eap->arg, eap->arg, (linenr_T)1); i = readfile(eap->arg, NULL, eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0); } if (i != OK) { #if defined(FEAT_EVAL) if (!aborting()) #endif semsg(_(e_notopen), eap->arg); } else { if (empty && exmode_active) { /* Delete the empty line that remains. Historically ex does * this but vi doesn't. */ if (eap->line2 == 0) lnum = curbuf->b_ml.ml_line_count; else lnum = 1; if (*ml_get(lnum) == NUL && u_savedel(lnum, 1L) == OK) { ml_delete(lnum, FALSE); if (curwin->w_cursor.lnum > 1 && curwin->w_cursor.lnum >= lnum) --curwin->w_cursor.lnum; deleted_lines_mark(lnum, 1L); } } redraw_curbuf_later(VALID); } } } static char_u *prev_dir = NULL; #if defined(EXITFREE) || defined(PROTO) void free_cd_dir(void) { VIM_CLEAR(prev_dir); VIM_CLEAR(globaldir); } #endif /* * Deal with the side effects of changing the current directory. * When "local" is TRUE then this was after an ":lcd" command. */ void post_chdir(int local) { VIM_CLEAR(curwin->w_localdir); if (local) { /* If still in global directory, need to remember current * directory as global directory. */ if (globaldir == NULL && prev_dir != NULL) globaldir = vim_strsave(prev_dir); /* Remember this local directory for the window. */ if (mch_dirname(NameBuff, MAXPATHL) == OK) curwin->w_localdir = vim_strsave(NameBuff); } else { /* We are now in the global directory, no need to remember its * name. */ VIM_CLEAR(globaldir); } shorten_fnames(TRUE); } /* * ":cd", ":lcd", ":chdir" and ":lchdir". */ void ex_cd(exarg_T *eap) { char_u *new_dir; char_u *tofree; int dir_differs; new_dir = eap->arg; #if !defined(UNIX) && !defined(VMS) /* for non-UNIX ":cd" means: print current directory */ if (*new_dir == NUL) ex_pwd(NULL); else #endif { if (allbuf_locked()) return; if (vim_strchr(p_cpo, CPO_CHDIR) != NULL && curbufIsChanged() && !eap->forceit) { emsg(_("E747: Cannot change directory, buffer is modified (add ! to override)")); return; } /* ":cd -": Change to previous directory */ if (STRCMP(new_dir, "-") == 0) { if (prev_dir == NULL) { emsg(_("E186: No previous directory")); return; } new_dir = prev_dir; } /* Save current directory for next ":cd -" */ tofree = prev_dir; if (mch_dirname(NameBuff, MAXPATHL) == OK) prev_dir = vim_strsave(NameBuff); else prev_dir = NULL; #if defined(UNIX) || defined(VMS) /* for UNIX ":cd" means: go to home directory */ if (*new_dir == NUL) { /* use NameBuff for home directory name */ # ifdef VMS char_u *p; p = mch_getenv((char_u *)"SYS$LOGIN"); if (p == NULL || *p == NUL) /* empty is the same as not set */ NameBuff[0] = NUL; else vim_strncpy(NameBuff, p, MAXPATHL - 1); # else expand_env((char_u *)"$HOME", NameBuff, MAXPATHL); # endif new_dir = NameBuff; } #endif dir_differs = new_dir == NULL || prev_dir == NULL || pathcmp((char *)prev_dir, (char *)new_dir, -1) != 0; if (new_dir == NULL || (dir_differs && vim_chdir(new_dir))) emsg(_(e_failed)); else { int is_local_chdir = eap->cmdidx == CMD_lcd || eap->cmdidx == CMD_lchdir; post_chdir(is_local_chdir); /* Echo the new current directory if the command was typed. */ if (KeyTyped || p_verbose >= 5) ex_pwd(eap); if (dir_differs) apply_autocmds(EVENT_DIRCHANGED, is_local_chdir ? (char_u *)"window" : (char_u *)"global", new_dir, FALSE, curbuf); } vim_free(tofree); } } /* * ":pwd". */ static void ex_pwd(exarg_T *eap UNUSED) { if (mch_dirname(NameBuff, MAXPATHL) == OK) { #ifdef BACKSLASH_IN_FILENAME slash_adjust(NameBuff); #endif msg((char *)NameBuff); } else emsg(_("E187: Unknown")); } /* * ":=". */ static void ex_equal(exarg_T *eap) { smsg("%ld", (long)eap->line2); ex_may_print(eap); } static void ex_sleep(exarg_T *eap) { int n; long len; if (cursor_valid()) { n = W_WINROW(curwin) + curwin->w_wrow - msg_scrolled; if (n >= 0) windgoto((int)n, curwin->w_wincol + curwin->w_wcol); } len = eap->line2; switch (*eap->arg) { case 'm': break; case NUL: len *= 1000L; break; default: semsg(_(e_invarg2), eap->arg); return; } do_sleep(len); } /* * Sleep for "msec" milliseconds, but keep checking for a CTRL-C every second. */ void do_sleep(long msec) { long done; long wait_now; cursor_on(); out_flush_cursor(FALSE, FALSE); for (done = 0; !got_int && done < msec; done += wait_now) { wait_now = msec - done > 1000L ? 1000L : msec - done; #ifdef FEAT_TIMERS { long due_time = check_due_timer(); if (due_time > 0 && due_time < wait_now) wait_now = due_time; } #endif #ifdef FEAT_JOB_CHANNEL if (has_any_channel() && wait_now > 100L) wait_now = 100L; #endif ui_delay(wait_now, TRUE); #ifdef FEAT_JOB_CHANNEL if (has_any_channel()) ui_breakcheck_force(TRUE); else #endif ui_breakcheck(); #ifdef MESSAGE_QUEUE /* Process the netbeans and clientserver messages that may have been * received in the call to ui_breakcheck() when the GUI is in use. This * may occur when running a test case. */ parse_queued_messages(); #endif } // If CTRL-C was typed to interrupt the sleep, drop the CTRL-C from the // input buffer, otherwise a following call to input() fails. if (got_int) (void)vpeekc(); } static void do_exmap(exarg_T *eap, int isabbrev) { int mode; char_u *cmdp; cmdp = eap->cmd; mode = get_map_mode(&cmdp, eap->forceit || isabbrev); switch (do_map((*cmdp == 'n') ? 2 : (*cmdp == 'u'), eap->arg, mode, isabbrev)) { case 1: emsg(_(e_invarg)); break; case 2: emsg((isabbrev ? _(e_noabbr) : _(e_nomap))); break; } } /* * ":winsize" command (obsolete). */ static void ex_winsize(exarg_T *eap) { int w, h; char_u *arg = eap->arg; char_u *p; w = getdigits(&arg); arg = skipwhite(arg); p = arg; h = getdigits(&arg); if (*p != NUL && *arg == NUL) set_shellsize(w, h, TRUE); else emsg(_("E465: :winsize requires two number arguments")); } static void ex_wincmd(exarg_T *eap) { int xchar = NUL; char_u *p; if (*eap->arg == 'g' || *eap->arg == Ctrl_G) { /* CTRL-W g and CTRL-W CTRL-G have an extra command character */ if (eap->arg[1] == NUL) { emsg(_(e_invarg)); return; } xchar = eap->arg[1]; p = eap->arg + 2; } else p = eap->arg + 1; eap->nextcmd = check_nextcmd(p); p = skipwhite(p); if (*p != NUL && *p != '"' && eap->nextcmd == NULL) emsg(_(e_invarg)); else if (!eap->skip) { /* Pass flags on for ":vertical wincmd ]". */ postponed_split_flags = cmdmod.split; postponed_split_tab = cmdmod.tab; do_window(*eap->arg, eap->addr_count > 0 ? eap->line2 : 0L, xchar); postponed_split_flags = 0; postponed_split_tab = 0; } } #if defined(FEAT_GUI) || defined(UNIX) || defined(VMS) || defined(MSWIN) /* * ":winpos". */ static void ex_winpos(exarg_T *eap) { int x, y; char_u *arg = eap->arg; char_u *p; if (*arg == NUL) { # if defined(FEAT_GUI) || defined(MSWIN) # ifdef FEAT_GUI if (gui.in_use && gui_mch_get_winpos(&x, &y) != FAIL) # else if (mch_get_winpos(&x, &y) != FAIL) # endif { sprintf((char *)IObuff, _("Window position: X %d, Y %d"), x, y); msg((char *)IObuff); } else # endif emsg(_("E188: Obtaining window position not implemented for this platform")); } else { x = getdigits(&arg); arg = skipwhite(arg); p = arg; y = getdigits(&arg); if (*p == NUL || *arg != NUL) { emsg(_("E466: :winpos requires two number arguments")); return; } # ifdef FEAT_GUI if (gui.in_use) gui_mch_set_winpos(x, y); else if (gui.starting) { /* Remember the coordinates for when the window is opened. */ gui_win_x = x; gui_win_y = y; } # ifdef HAVE_TGETENT else # endif # else # ifdef MSWIN mch_set_winpos(x, y); # endif # endif # ifdef HAVE_TGETENT if (*T_CWP) term_set_winpos(x, y); # endif } } #endif /* * Handle command that work like operators: ":delete", ":yank", ":>" and ":<". */ static void ex_operators(exarg_T *eap) { oparg_T oa; clear_oparg(&oa); oa.regname = eap->regname; oa.start.lnum = eap->line1; oa.end.lnum = eap->line2; oa.line_count = eap->line2 - eap->line1 + 1; oa.motion_type = MLINE; #ifdef FEAT_VIRTUALEDIT virtual_op = FALSE; #endif if (eap->cmdidx != CMD_yank) /* position cursor for undo */ { setpcmark(); curwin->w_cursor.lnum = eap->line1; beginline(BL_SOL | BL_FIX); } if (VIsual_active) end_visual_mode(); switch (eap->cmdidx) { case CMD_delete: oa.op_type = OP_DELETE; op_delete(&oa); break; case CMD_yank: oa.op_type = OP_YANK; (void)op_yank(&oa, FALSE, TRUE); break; default: /* CMD_rshift or CMD_lshift */ if ( #ifdef FEAT_RIGHTLEFT (eap->cmdidx == CMD_rshift) ^ curwin->w_p_rl #else eap->cmdidx == CMD_rshift #endif ) oa.op_type = OP_RSHIFT; else oa.op_type = OP_LSHIFT; op_shift(&oa, FALSE, eap->amount); break; } #ifdef FEAT_VIRTUALEDIT virtual_op = MAYBE; #endif ex_may_print(eap); } /* * ":put". */ static void ex_put(exarg_T *eap) { /* ":0put" works like ":1put!". */ if (eap->line2 == 0) { eap->line2 = 1; eap->forceit = TRUE; } curwin->w_cursor.lnum = eap->line2; do_put(eap->regname, eap->forceit ? BACKWARD : FORWARD, 1L, PUT_LINE|PUT_CURSLINE); } /* * Handle ":copy" and ":move". */ static void ex_copymove(exarg_T *eap) { long n; n = get_address(eap, &eap->arg, eap->addr_type, FALSE, FALSE, FALSE, 1); if (eap->arg == NULL) /* error detected */ { eap->nextcmd = NULL; return; } get_flags(eap); /* * move or copy lines from 'eap->line1'-'eap->line2' to below line 'n' */ if (n == MAXLNUM || n < 0 || n > curbuf->b_ml.ml_line_count) { emsg(_(e_invaddr)); return; } if (eap->cmdidx == CMD_move) { if (do_move(eap->line1, eap->line2, n) == FAIL) return; } else ex_copy(eap->line1, eap->line2, n); u_clearline(); beginline(BL_SOL | BL_FIX); ex_may_print(eap); } /* * Print the current line if flags were given to the Ex command. */ void ex_may_print(exarg_T *eap) { if (eap->flags != 0) { print_line(curwin->w_cursor.lnum, (eap->flags & EXFLAG_NR), (eap->flags & EXFLAG_LIST)); ex_no_reprint = TRUE; } } /* * ":smagic" and ":snomagic". */ static void ex_submagic(exarg_T *eap) { int magic_save = p_magic; p_magic = (eap->cmdidx == CMD_smagic); do_sub(eap); p_magic = magic_save; } /* * ":join". */ static void ex_join(exarg_T *eap) { curwin->w_cursor.lnum = eap->line1; if (eap->line1 == eap->line2) { if (eap->addr_count >= 2) /* :2,2join does nothing */ return; if (eap->line2 == curbuf->b_ml.ml_line_count) { beep_flush(); return; } ++eap->line2; } (void)do_join(eap->line2 - eap->line1 + 1, !eap->forceit, TRUE, TRUE, TRUE); beginline(BL_WHITE | BL_FIX); ex_may_print(eap); } /* * ":[addr]@r" or ":[addr]*r": execute register */ static void ex_at(exarg_T *eap) { int c; int prev_len = typebuf.tb_len; curwin->w_cursor.lnum = eap->line2; check_cursor_col(); #ifdef USE_ON_FLY_SCROLL dont_scroll = TRUE; /* disallow scrolling here */ #endif /* get the register name. No name means to use the previous one */ c = *eap->arg; if (c == NUL || (c == '*' && *eap->cmd == '*')) c = '@'; /* Put the register in the typeahead buffer with the "silent" flag. */ if (do_execreg(c, TRUE, vim_strchr(p_cpo, CPO_EXECBUF) != NULL, TRUE) == FAIL) { beep_flush(); } else { int save_efr = exec_from_reg; exec_from_reg = TRUE; /* * Execute from the typeahead buffer. * Continue until the stuff buffer is empty and all added characters * have been consumed. */ while (!stuff_empty() || typebuf.tb_len > prev_len) (void)do_cmdline(NULL, getexline, NULL, DOCMD_NOWAIT|DOCMD_VERBOSE); exec_from_reg = save_efr; } } /* * ":!". */ static void ex_bang(exarg_T *eap) { do_bang(eap->addr_count, eap, eap->forceit, TRUE, TRUE); } /* * ":undo". */ static void ex_undo(exarg_T *eap) { if (eap->addr_count == 1) /* :undo 123 */ undo_time(eap->line2, FALSE, FALSE, TRUE); else u_undo(1); } #ifdef FEAT_PERSISTENT_UNDO static void ex_wundo(exarg_T *eap) { char_u hash[UNDO_HASH_SIZE]; u_compute_hash(hash); u_write_undo(eap->arg, eap->forceit, curbuf, hash); } static void ex_rundo(exarg_T *eap) { char_u hash[UNDO_HASH_SIZE]; u_compute_hash(hash); u_read_undo(eap->arg, hash, NULL); } #endif /* * ":redo". */ static void ex_redo(exarg_T *eap UNUSED) { u_redo(1); } /* * ":earlier" and ":later". */ static void ex_later(exarg_T *eap) { long count = 0; int sec = FALSE; int file = FALSE; char_u *p = eap->arg; if (*p == NUL) count = 1; else if (isdigit(*p)) { count = getdigits(&p); switch (*p) { case 's': ++p; sec = TRUE; break; case 'm': ++p; sec = TRUE; count *= 60; break; case 'h': ++p; sec = TRUE; count *= 60 * 60; break; case 'd': ++p; sec = TRUE; count *= 24 * 60 * 60; break; case 'f': ++p; file = TRUE; break; } } if (*p != NUL) semsg(_(e_invarg2), eap->arg); else undo_time(eap->cmdidx == CMD_earlier ? -count : count, sec, file, FALSE); } /* * ":redir": start/stop redirection. */ static void ex_redir(exarg_T *eap) { char *mode; char_u *fname; char_u *arg = eap->arg; #ifdef FEAT_EVAL if (redir_execute) { emsg(_("E930: Cannot use :redir inside execute()")); return; } #endif if (STRICMP(eap->arg, "END") == 0) close_redir(); else { if (*arg == '>') { ++arg; if (*arg == '>') { ++arg; mode = "a"; } else mode = "w"; arg = skipwhite(arg); close_redir(); /* Expand environment variables and "~/". */ fname = expand_env_save(arg); if (fname == NULL) return; #ifdef FEAT_BROWSE if (cmdmod.browse) { char_u *browseFile; browseFile = do_browse(BROWSE_SAVE, (char_u *)_("Save Redirection"), fname, NULL, NULL, (char_u *)_(BROWSE_FILTER_ALL_FILES), curbuf); if (browseFile == NULL) return; /* operation cancelled */ vim_free(fname); fname = browseFile; eap->forceit = TRUE; /* since dialog already asked */ } #endif redir_fd = open_exfile(fname, eap->forceit, mode); vim_free(fname); } #ifdef FEAT_EVAL else if (*arg == '@') { /* redirect to a register a-z (resp. A-Z for appending) */ close_redir(); ++arg; if (ASCII_ISALPHA(*arg) # ifdef FEAT_CLIPBOARD || *arg == '*' || *arg == '+' # endif || *arg == '"') { redir_reg = *arg++; if (*arg == '>' && arg[1] == '>') /* append */ arg += 2; else { /* Can use both "@a" and "@a>". */ if (*arg == '>') arg++; /* Make register empty when not using @A-@Z and the * command is valid. */ if (*arg == NUL && !isupper(redir_reg)) write_reg_contents(redir_reg, (char_u *)"", -1, FALSE); } } if (*arg != NUL) { redir_reg = 0; semsg(_(e_invarg2), eap->arg); } } else if (*arg == '=' && arg[1] == '>') { int append; /* redirect to a variable */ close_redir(); arg += 2; if (*arg == '>') { ++arg; append = TRUE; } else append = FALSE; if (var_redir_start(skipwhite(arg), append) == OK) redir_vname = 1; } #endif /* TODO: redirect to a buffer */ else semsg(_(e_invarg2), eap->arg); } /* Make sure redirection is not off. Can happen for cmdline completion * that indirectly invokes a command to catch its output. */ if (redir_fd != NULL #ifdef FEAT_EVAL || redir_reg || redir_vname #endif ) redir_off = FALSE; } /* * ":redraw": force redraw */ void ex_redraw(exarg_T *eap) { int r = RedrawingDisabled; int p = p_lz; RedrawingDisabled = 0; p_lz = FALSE; validate_cursor(); update_topline(); update_screen(eap->forceit ? CLEAR : VIsual_active ? INVERTED : 0); #ifdef FEAT_TITLE if (need_maketitle) maketitle(); #endif RedrawingDisabled = r; p_lz = p; /* Reset msg_didout, so that a message that's there is overwritten. */ msg_didout = FALSE; msg_col = 0; /* No need to wait after an intentional redraw. */ need_wait_return = FALSE; out_flush(); } /* * ":redrawstatus": force redraw of status line(s) */ static void ex_redrawstatus(exarg_T *eap UNUSED) { int r = RedrawingDisabled; int p = p_lz; RedrawingDisabled = 0; p_lz = FALSE; if (eap->forceit) status_redraw_all(); else status_redraw_curbuf(); update_screen(VIsual_active ? INVERTED : 0); RedrawingDisabled = r; p_lz = p; out_flush(); } /* * ":redrawtabline": force redraw of the tabline */ static void ex_redrawtabline(exarg_T *eap UNUSED) { int r = RedrawingDisabled; int p = p_lz; RedrawingDisabled = 0; p_lz = FALSE; draw_tabline(); RedrawingDisabled = r; p_lz = p; out_flush(); } static void close_redir(void) { if (redir_fd != NULL) { fclose(redir_fd); redir_fd = NULL; } #ifdef FEAT_EVAL redir_reg = 0; if (redir_vname) { var_redir_stop(); redir_vname = 0; } #endif } #if defined(FEAT_SESSION) && defined(USE_CRNL) # define MKSESSION_NL static int mksession_nl = FALSE; /* use NL only in put_eol() */ #endif /* * ":mkexrc", ":mkvimrc", ":mkview" and ":mksession". */ static void ex_mkrc( exarg_T *eap) { FILE *fd; int failed = FALSE; char_u *fname; #ifdef FEAT_BROWSE char_u *browseFile = NULL; #endif #ifdef FEAT_SESSION int view_session = FALSE; int using_vdir = FALSE; /* using 'viewdir'? */ char_u *viewFile = NULL; unsigned *flagp; #endif if (eap->cmdidx == CMD_mksession || eap->cmdidx == CMD_mkview) { #ifdef FEAT_SESSION view_session = TRUE; #else ex_ni(eap); return; #endif } #ifdef FEAT_SESSION /* Use the short file name until ":lcd" is used. We also don't use the * short file name when 'acd' is set, that is checked later. */ did_lcd = FALSE; /* ":mkview" or ":mkview 9": generate file name with 'viewdir' */ if (eap->cmdidx == CMD_mkview && (*eap->arg == NUL || (vim_isdigit(*eap->arg) && eap->arg[1] == NUL))) { eap->forceit = TRUE; fname = get_view_file(*eap->arg); if (fname == NULL) return; viewFile = fname; using_vdir = TRUE; } else #endif if (*eap->arg != NUL) fname = eap->arg; else if (eap->cmdidx == CMD_mkvimrc) fname = (char_u *)VIMRC_FILE; #ifdef FEAT_SESSION else if (eap->cmdidx == CMD_mksession) fname = (char_u *)SESSION_FILE; #endif else fname = (char_u *)EXRC_FILE; #ifdef FEAT_BROWSE if (cmdmod.browse) { browseFile = do_browse(BROWSE_SAVE, # ifdef FEAT_SESSION eap->cmdidx == CMD_mkview ? (char_u *)_("Save View") : eap->cmdidx == CMD_mksession ? (char_u *)_("Save Session") : # endif (char_u *)_("Save Setup"), fname, (char_u *)"vim", NULL, (char_u *)_(BROWSE_FILTER_MACROS), NULL); if (browseFile == NULL) goto theend; fname = browseFile; eap->forceit = TRUE; /* since dialog already asked */ } #endif #if defined(FEAT_SESSION) && defined(vim_mkdir) /* When using 'viewdir' may have to create the directory. */ if (using_vdir && !mch_isdir(p_vdir)) vim_mkdir_emsg(p_vdir, 0755); #endif fd = open_exfile(fname, eap->forceit, WRITEBIN); if (fd != NULL) { #ifdef FEAT_SESSION if (eap->cmdidx == CMD_mkview) flagp = &vop_flags; else flagp = &ssop_flags; #endif #ifdef MKSESSION_NL /* "unix" in 'sessionoptions': use NL line separator */ if (view_session && (*flagp & SSOP_UNIX)) mksession_nl = TRUE; #endif /* Write the version command for :mkvimrc */ if (eap->cmdidx == CMD_mkvimrc) (void)put_line(fd, "version 6.0"); #ifdef FEAT_SESSION if (eap->cmdidx == CMD_mksession) { if (put_line(fd, "let SessionLoad = 1") == FAIL) failed = TRUE; } if (eap->cmdidx != CMD_mkview) #endif { /* Write setting 'compatible' first, because it has side effects. * For that same reason only do it when needed. */ if (p_cp) (void)put_line(fd, "if !&cp | set cp | endif"); else (void)put_line(fd, "if &cp | set nocp | endif"); } #ifdef FEAT_SESSION if (!view_session || (eap->cmdidx == CMD_mksession && (*flagp & SSOP_OPTIONS))) #endif failed |= (makemap(fd, NULL) == FAIL || makeset(fd, OPT_GLOBAL, FALSE) == FAIL); #ifdef FEAT_SESSION if (!failed && view_session) { if (put_line(fd, "let s:so_save = &so | let s:siso_save = &siso | set so=0 siso=0") == FAIL) failed = TRUE; if (eap->cmdidx == CMD_mksession) { char_u *dirnow; /* current directory */ dirnow = alloc(MAXPATHL); if (dirnow == NULL) failed = TRUE; else { /* * Change to session file's dir. */ if (mch_dirname(dirnow, MAXPATHL) == FAIL || mch_chdir((char *)dirnow) != 0) *dirnow = NUL; if (*dirnow != NUL && (ssop_flags & SSOP_SESDIR)) { if (vim_chdirfile(fname, NULL) == OK) shorten_fnames(TRUE); } else if (*dirnow != NUL && (ssop_flags & SSOP_CURDIR) && globaldir != NULL) { if (mch_chdir((char *)globaldir) == 0) shorten_fnames(TRUE); } failed |= (makeopens(fd, dirnow) == FAIL); /* restore original dir */ if (*dirnow != NUL && ((ssop_flags & SSOP_SESDIR) || ((ssop_flags & SSOP_CURDIR) && globaldir != NULL))) { if (mch_chdir((char *)dirnow) != 0) emsg(_(e_prev_dir)); shorten_fnames(TRUE); } vim_free(dirnow); } } else { failed |= (put_view(fd, curwin, !using_vdir, flagp, -1) == FAIL); } if (put_line(fd, "let &so = s:so_save | let &siso = s:siso_save") == FAIL) failed = TRUE; # ifdef FEAT_SEARCH_EXTRA if (no_hlsearch && put_line(fd, "nohlsearch") == FAIL) failed = TRUE; # endif if (put_line(fd, "doautoall SessionLoadPost") == FAIL) failed = TRUE; if (eap->cmdidx == CMD_mksession) { if (put_line(fd, "unlet SessionLoad") == FAIL) failed = TRUE; } } #endif if (put_line(fd, "\" vim: set ft=vim :") == FAIL) failed = TRUE; failed |= fclose(fd); if (failed) emsg(_(e_write)); #if defined(FEAT_EVAL) && defined(FEAT_SESSION) else if (eap->cmdidx == CMD_mksession) { /* successful session write - set this_session var */ char_u *tbuf; tbuf = alloc(MAXPATHL); if (tbuf != NULL) { if (vim_FullName(fname, tbuf, MAXPATHL, FALSE) == OK) set_vim_var_string(VV_THIS_SESSION, tbuf, -1); vim_free(tbuf); } } #endif #ifdef MKSESSION_NL mksession_nl = FALSE; #endif } #ifdef FEAT_BROWSE theend: vim_free(browseFile); #endif #ifdef FEAT_SESSION vim_free(viewFile); #endif } #if ((defined(FEAT_SESSION) || defined(FEAT_EVAL)) && defined(vim_mkdir)) \ || defined(PROTO) int vim_mkdir_emsg(char_u *name, int prot) { if (vim_mkdir(name, prot) != 0) { semsg(_("E739: Cannot create directory: %s"), name); return FAIL; } return OK; } #endif /* * Open a file for writing for an Ex command, with some checks. * Return file descriptor, or NULL on failure. */ FILE * open_exfile( char_u *fname, int forceit, char *mode) /* "w" for create new file or "a" for append */ { FILE *fd; #ifdef UNIX /* with Unix it is possible to open a directory */ if (mch_isdir(fname)) { semsg(_(e_isadir2), fname); return NULL; } #endif if (!forceit && *mode != 'a' && vim_fexists(fname)) { semsg(_("E189: \"%s\" exists (add ! to override)"), fname); return NULL; } if ((fd = mch_fopen((char *)fname, mode)) == NULL) semsg(_("E190: Cannot open \"%s\" for writing"), fname); return fd; } /* * ":mark" and ":k". */ static void ex_mark(exarg_T *eap) { pos_T pos; if (*eap->arg == NUL) /* No argument? */ emsg(_(e_argreq)); else if (eap->arg[1] != NUL) /* more than one character? */ emsg(_(e_trailing)); else { pos = curwin->w_cursor; /* save curwin->w_cursor */ curwin->w_cursor.lnum = eap->line2; beginline(BL_WHITE | BL_FIX); if (setmark(*eap->arg) == FAIL) /* set mark */ emsg(_("E191: Argument must be a letter or forward/backward quote")); curwin->w_cursor = pos; /* restore curwin->w_cursor */ } } /* * Update w_topline, w_leftcol and the cursor position. */ void update_topline_cursor(void) { check_cursor(); /* put cursor on valid line */ update_topline(); if (!curwin->w_p_wrap) validate_cursor(); update_curswant(); } /* * Save the current State and go to Normal mode. * Return TRUE if the typeahead could be saved. */ int save_current_state(save_state_T *sst) { sst->save_msg_scroll = msg_scroll; sst->save_restart_edit = restart_edit; sst->save_msg_didout = msg_didout; sst->save_State = State; sst->save_insertmode = p_im; sst->save_finish_op = finish_op; sst->save_opcount = opcount; msg_scroll = FALSE; /* no msg scrolling in Normal mode */ restart_edit = 0; /* don't go to Insert mode */ p_im = FALSE; /* don't use 'insertmode' */ /* * Save the current typeahead. This is required to allow using ":normal" * from an event handler and makes sure we don't hang when the argument * ends with half a command. */ save_typeahead(&sst->tabuf); return sst->tabuf.typebuf_valid; } void restore_current_state(save_state_T *sst) { /* Restore the previous typeahead. */ restore_typeahead(&sst->tabuf); msg_scroll = sst->save_msg_scroll; restart_edit = sst->save_restart_edit; p_im = sst->save_insertmode; finish_op = sst->save_finish_op; opcount = sst->save_opcount; msg_didout |= sst->save_msg_didout; /* don't reset msg_didout now */ /* Restore the state (needed when called from a function executed for * 'indentexpr'). Update the mouse and cursor, they may have changed. */ State = sst->save_State; #ifdef CURSOR_SHAPE ui_cursor_shape(); /* may show different cursor shape */ #endif } /* * ":normal[!] {commands}": Execute normal mode commands. */ void ex_normal(exarg_T *eap) { save_state_T save_state; char_u *arg = NULL; int l; char_u *p; if (ex_normal_lock > 0) { emsg(_(e_secure)); return; } if (ex_normal_busy >= p_mmd) { emsg(_("E192: Recursive use of :normal too deep")); return; } /* * vgetc() expects a CSI and K_SPECIAL to have been escaped. Don't do * this for the K_SPECIAL leading byte, otherwise special keys will not * work. */ if (has_mbyte) { int len = 0; /* Count the number of characters to be escaped. */ for (p = eap->arg; *p != NUL; ++p) { #ifdef FEAT_GUI if (*p == CSI) /* leadbyte CSI */ len += 2; #endif for (l = (*mb_ptr2len)(p) - 1; l > 0; --l) if (*++p == K_SPECIAL /* trailbyte K_SPECIAL or CSI */ #ifdef FEAT_GUI || *p == CSI #endif ) len += 2; } if (len > 0) { arg = alloc((unsigned)(STRLEN(eap->arg) + len + 1)); if (arg != NULL) { len = 0; for (p = eap->arg; *p != NUL; ++p) { arg[len++] = *p; #ifdef FEAT_GUI if (*p == CSI) { arg[len++] = KS_EXTRA; arg[len++] = (int)KE_CSI; } #endif for (l = (*mb_ptr2len)(p) - 1; l > 0; --l) { arg[len++] = *++p; if (*p == K_SPECIAL) { arg[len++] = KS_SPECIAL; arg[len++] = KE_FILLER; } #ifdef FEAT_GUI else if (*p == CSI) { arg[len++] = KS_EXTRA; arg[len++] = (int)KE_CSI; } #endif } arg[len] = NUL; } } } } ++ex_normal_busy; if (save_current_state(&save_state)) { /* * Repeat the :normal command for each line in the range. When no * range given, execute it just once, without positioning the cursor * first. */ do { if (eap->addr_count != 0) { curwin->w_cursor.lnum = eap->line1++; curwin->w_cursor.col = 0; check_cursor_moved(curwin); } exec_normal_cmd(arg != NULL ? arg : eap->arg, eap->forceit ? REMAP_NONE : REMAP_YES, FALSE); } while (eap->addr_count > 0 && eap->line1 <= eap->line2 && !got_int); } /* Might not return to the main loop when in an event handler. */ update_topline_cursor(); restore_current_state(&save_state); --ex_normal_busy; #ifdef FEAT_MOUSE setmouse(); #endif #ifdef CURSOR_SHAPE ui_cursor_shape(); /* may show different cursor shape */ #endif vim_free(arg); } /* * ":startinsert", ":startreplace" and ":startgreplace" */ static void ex_startinsert(exarg_T *eap) { if (eap->forceit) { /* cursor line can be zero on startup */ if (!curwin->w_cursor.lnum) curwin->w_cursor.lnum = 1; coladvance((colnr_T)MAXCOL); curwin->w_curswant = MAXCOL; curwin->w_set_curswant = FALSE; } /* Ignore the command when already in Insert mode. Inserting an * expression register that invokes a function can do this. */ if (State & INSERT) return; if (eap->cmdidx == CMD_startinsert) restart_edit = 'a'; else if (eap->cmdidx == CMD_startreplace) restart_edit = 'R'; else restart_edit = 'V'; if (!eap->forceit) { if (eap->cmdidx == CMD_startinsert) restart_edit = 'i'; curwin->w_curswant = 0; /* avoid MAXCOL */ } } /* * ":stopinsert" */ static void ex_stopinsert(exarg_T *eap UNUSED) { restart_edit = 0; stop_insert_mode = TRUE; clearmode(); } /* * Execute normal mode command "cmd". * "remap" can be REMAP_NONE or REMAP_YES. */ void exec_normal_cmd(char_u *cmd, int remap, int silent) { /* Stuff the argument into the typeahead buffer. */ ins_typebuf(cmd, remap, 0, TRUE, silent); exec_normal(FALSE, FALSE, FALSE); } /* * Execute normal_cmd() until there is no typeahead left. * When "use_vpeekc" is TRUE use vpeekc() to check for available chars. */ void exec_normal(int was_typed, int use_vpeekc, int may_use_terminal_loop UNUSED) { oparg_T oa; clear_oparg(&oa); finish_op = FALSE; while ((!stuff_empty() || ((was_typed || !typebuf_typed()) && typebuf.tb_len > 0) || (use_vpeekc && vpeekc() != NUL)) && !got_int) { update_topline_cursor(); #ifdef FEAT_TERMINAL if (may_use_terminal_loop && term_use_loop() && oa.op_type == OP_NOP && oa.regname == NUL && !VIsual_active) { /* If terminal_loop() returns OK we got a key that is handled * in Normal model. With FAIL we first need to position the * cursor and the screen needs to be redrawn. */ if (terminal_loop(TRUE) == OK) normal_cmd(&oa, TRUE); } else #endif /* execute a Normal mode cmd */ normal_cmd(&oa, TRUE); } } #ifdef FEAT_FIND_ID static void ex_checkpath(exarg_T *eap) { find_pattern_in_path(NULL, 0, 0, FALSE, FALSE, CHECK_PATH, 1L, eap->forceit ? ACTION_SHOW_ALL : ACTION_SHOW, (linenr_T)1, (linenr_T)MAXLNUM); } #if defined(FEAT_QUICKFIX) /* * ":psearch" */ static void ex_psearch(exarg_T *eap) { g_do_tagpreview = p_pvh; ex_findpat(eap); g_do_tagpreview = 0; } #endif static void ex_findpat(exarg_T *eap) { int whole = TRUE; long n; char_u *p; int action; switch (cmdnames[eap->cmdidx].cmd_name[2]) { case 'e': /* ":psearch", ":isearch" and ":dsearch" */ if (cmdnames[eap->cmdidx].cmd_name[0] == 'p') action = ACTION_GOTO; else action = ACTION_SHOW; break; case 'i': /* ":ilist" and ":dlist" */ action = ACTION_SHOW_ALL; break; case 'u': /* ":ijump" and ":djump" */ action = ACTION_GOTO; break; default: /* ":isplit" and ":dsplit" */ action = ACTION_SPLIT; break; } n = 1; if (vim_isdigit(*eap->arg)) /* get count */ { n = getdigits(&eap->arg); eap->arg = skipwhite(eap->arg); } if (*eap->arg == '/') /* Match regexp, not just whole words */ { whole = FALSE; ++eap->arg; p = skip_regexp(eap->arg, '/', p_magic, NULL); if (*p) { *p++ = NUL; p = skipwhite(p); /* Check for trailing illegal characters */ if (!ends_excmd(*p)) eap->errmsg = e_trailing; else eap->nextcmd = check_nextcmd(p); } } if (!eap->skip) find_pattern_in_path(eap->arg, 0, (int)STRLEN(eap->arg), whole, !eap->forceit, *eap->cmd == 'd' ? FIND_DEFINE : FIND_ANY, n, action, eap->line1, eap->line2); } #endif #ifdef FEAT_QUICKFIX /* * ":ptag", ":ptselect", ":ptjump", ":ptnext", etc. */ static void ex_ptag(exarg_T *eap) { g_do_tagpreview = p_pvh; /* will be reset to 0 in ex_tag_cmd() */ ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1); } /* * ":pedit" */ static void ex_pedit(exarg_T *eap) { win_T *curwin_save = curwin; g_do_tagpreview = p_pvh; prepare_tagpreview(TRUE); keep_help_flag = bt_help(curwin_save->w_buffer); do_exedit(eap, NULL); keep_help_flag = FALSE; if (curwin != curwin_save && win_valid(curwin_save)) { /* Return cursor to where we were */ validate_cursor(); redraw_later(VALID); win_enter(curwin_save, TRUE); } g_do_tagpreview = 0; } #endif /* * ":stag", ":stselect" and ":stjump". */ static void ex_stag(exarg_T *eap) { postponed_split = -1; postponed_split_flags = cmdmod.split; postponed_split_tab = cmdmod.tab; ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1); postponed_split_flags = 0; postponed_split_tab = 0; } /* * ":tag", ":tselect", ":tjump", ":tnext", etc. */ static void ex_tag(exarg_T *eap) { ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name); } static void ex_tag_cmd(exarg_T *eap, char_u *name) { int cmd; switch (name[1]) { case 'j': cmd = DT_JUMP; /* ":tjump" */ break; case 's': cmd = DT_SELECT; /* ":tselect" */ break; case 'p': cmd = DT_PREV; /* ":tprevious" */ break; case 'N': cmd = DT_PREV; /* ":tNext" */ break; case 'n': cmd = DT_NEXT; /* ":tnext" */ break; case 'o': cmd = DT_POP; /* ":pop" */ break; case 'f': /* ":tfirst" */ case 'r': cmd = DT_FIRST; /* ":trewind" */ break; case 'l': cmd = DT_LAST; /* ":tlast" */ break; default: /* ":tag" */ #ifdef FEAT_CSCOPE if (p_cst && *eap->arg != NUL) { ex_cstag(eap); return; } #endif cmd = DT_TAG; break; } if (name[0] == 'l') { #ifndef FEAT_QUICKFIX ex_ni(eap); return; #else cmd = DT_LTAG; #endif } do_tag(eap->arg, cmd, eap->addr_count > 0 ? (int)eap->line2 : 1, eap->forceit, TRUE); } /* * Check "str" for starting with a special cmdline variable. * If found return one of the SPEC_ values and set "*usedlen" to the length of * the variable. Otherwise return -1 and "*usedlen" is unchanged. */ int find_cmdline_var(char_u *src, int *usedlen) { int len; int i; static char *(spec_str[]) = { "%", #define SPEC_PERC 0 "#", #define SPEC_HASH (SPEC_PERC + 1) "", /* cursor word */ #define SPEC_CWORD (SPEC_HASH + 1) "", /* cursor WORD */ #define SPEC_CCWORD (SPEC_CWORD + 1) "", /* expr under cursor */ #define SPEC_CEXPR (SPEC_CCWORD + 1) "", /* cursor path name */ #define SPEC_CFILE (SPEC_CEXPR + 1) "", /* ":so" file name */ #define SPEC_SFILE (SPEC_CFILE + 1) "", /* ":so" file line number */ #define SPEC_SLNUM (SPEC_SFILE + 1) "", /* autocommand file name */ #define SPEC_AFILE (SPEC_SLNUM + 1) "", /* autocommand buffer number */ #define SPEC_ABUF (SPEC_AFILE + 1) "", /* autocommand match name */ #define SPEC_AMATCH (SPEC_ABUF + 1) "", /* script file line number */ #define SPEC_SFLNUM (SPEC_AMATCH + 1) #ifdef FEAT_CLIENTSERVER "" # define SPEC_CLIENT (SPEC_SFLNUM + 1) #endif }; for (i = 0; i < (int)(sizeof(spec_str) / sizeof(char *)); ++i) { len = (int)STRLEN(spec_str[i]); if (STRNCMP(src, spec_str[i], len) == 0) { *usedlen = len; return i; } } return -1; } /* * Evaluate cmdline variables. * * change '%' to curbuf->b_ffname * '#' to curwin->w_altfile * '' to word under the cursor * '' to WORD under the cursor * '' to path name under the cursor * '' to sourced file name * '' to sourced file line number * '' to file name for autocommand * '' to buffer number for autocommand * '' to matching name for autocommand * * When an error is detected, "errormsg" is set to a non-NULL pointer (may be * "" for error without a message) and NULL is returned. * Returns an allocated string if a valid match was found. * Returns NULL if no match was found. "usedlen" then still contains the * number of characters to skip. */ char_u * eval_vars( char_u *src, /* pointer into commandline */ char_u *srcstart, /* beginning of valid memory for src */ int *usedlen, /* characters after src that are used */ linenr_T *lnump, /* line number for :e command, or NULL */ char **errormsg, /* pointer to error message */ int *escaped) /* return value has escaped white space (can * be NULL) */ { int i; char_u *s; char_u *result; char_u *resultbuf = NULL; int resultlen; buf_T *buf; int valid = VALID_HEAD + VALID_PATH; /* assume valid result */ int spec_idx; #ifdef FEAT_MODIFY_FNAME int tilde_file = FALSE; int skip_mod = FALSE; #endif char_u strbuf[30]; *errormsg = NULL; if (escaped != NULL) *escaped = FALSE; /* * Check if there is something to do. */ spec_idx = find_cmdline_var(src, usedlen); if (spec_idx < 0) /* no match */ { *usedlen = 1; return NULL; } /* * Skip when preceded with a backslash "\%" and "\#". * Note: In "\\%" the % is also not recognized! */ if (src > srcstart && src[-1] == '\\') { *usedlen = 0; STRMOVE(src - 1, src); /* remove backslash */ return NULL; } /* * word or WORD under cursor */ if (spec_idx == SPEC_CWORD || spec_idx == SPEC_CCWORD || spec_idx == SPEC_CEXPR) { resultlen = find_ident_under_cursor(&result, spec_idx == SPEC_CWORD ? (FIND_IDENT | FIND_STRING) : spec_idx == SPEC_CEXPR ? (FIND_IDENT | FIND_STRING | FIND_EVAL) : FIND_STRING); if (resultlen == 0) { *errormsg = ""; return NULL; } } /* * '#': Alternate file name * '%': Current file name * File name under the cursor * File name for autocommand * and following modifiers */ else { switch (spec_idx) { case SPEC_PERC: /* '%': current file */ if (curbuf->b_fname == NULL) { result = (char_u *)""; valid = 0; /* Must have ":p:h" to be valid */ } else { result = curbuf->b_fname; #ifdef FEAT_MODIFY_FNAME tilde_file = STRCMP(result, "~") == 0; #endif } break; case SPEC_HASH: /* '#' or "#99": alternate file */ if (src[1] == '#') /* "##": the argument list */ { result = arg_all(); resultbuf = result; *usedlen = 2; if (escaped != NULL) *escaped = TRUE; #ifdef FEAT_MODIFY_FNAME skip_mod = TRUE; #endif break; } s = src + 1; if (*s == '<') /* "#<99" uses v:oldfiles */ ++s; i = (int)getdigits(&s); if (s == src + 2 && src[1] == '-') /* just a minus sign, don't skip over it */ s--; *usedlen = (int)(s - src); /* length of what we expand */ if (src[1] == '<' && i != 0) { if (*usedlen < 2) { /* Should we give an error message for # 1) *usedlen = 1; buf = buflist_findnr(i); if (buf == NULL) { *errormsg = _("E194: No alternate file name to substitute for '#'"); return NULL; } if (lnump != NULL) *lnump = ECMD_LAST; if (buf->b_fname == NULL) { result = (char_u *)""; valid = 0; /* Must have ":p:h" to be valid */ } else { result = buf->b_fname; #ifdef FEAT_MODIFY_FNAME tilde_file = STRCMP(result, "~") == 0; #endif } } break; #ifdef FEAT_SEARCHPATH case SPEC_CFILE: /* file name under cursor */ result = file_name_at_cursor(FNAME_MESS|FNAME_HYP, 1L, NULL); if (result == NULL) { *errormsg = ""; return NULL; } resultbuf = result; /* remember allocated string */ break; #endif case SPEC_AFILE: /* file name for autocommand */ result = autocmd_fname; if (result != NULL && !autocmd_fname_full) { /* Still need to turn the fname into a full path. It is * postponed to avoid a delay when is not used. */ autocmd_fname_full = TRUE; result = FullName_save(autocmd_fname, FALSE); vim_free(autocmd_fname); autocmd_fname = result; } if (result == NULL) { *errormsg = _("E495: no autocommand file name to substitute for \"\""); return NULL; } result = shorten_fname1(result); break; case SPEC_ABUF: /* buffer number for autocommand */ if (autocmd_bufnr <= 0) { *errormsg = _("E496: no autocommand buffer number to substitute for \"\""); return NULL; } sprintf((char *)strbuf, "%d", autocmd_bufnr); result = strbuf; break; case SPEC_AMATCH: /* match name for autocommand */ result = autocmd_match; if (result == NULL) { *errormsg = _("E497: no autocommand match name to substitute for \"\""); return NULL; } break; case SPEC_SFILE: /* file name for ":so" command */ result = sourcing_name; if (result == NULL) { *errormsg = _("E498: no :source file name to substitute for \"\""); return NULL; } break; case SPEC_SLNUM: /* line in file for ":so" command */ if (sourcing_name == NULL || sourcing_lnum == 0) { *errormsg = _("E842: no line number to use for \"\""); return NULL; } sprintf((char *)strbuf, "%ld", (long)sourcing_lnum); result = strbuf; break; #ifdef FEAT_EVAL case SPEC_SFLNUM: /* line in script file */ if (current_sctx.sc_lnum + sourcing_lnum == 0) { *errormsg = _("E961: no line number to use for \"\""); return NULL; } sprintf((char *)strbuf, "%ld", (long)(current_sctx.sc_lnum + sourcing_lnum)); result = strbuf; break; #endif #ifdef FEAT_CLIENTSERVER case SPEC_CLIENT: /* Source of last submitted input */ sprintf((char *)strbuf, PRINTF_HEX_LONG_U, (long_u)clientWindow); result = strbuf; break; #endif default: result = (char_u *)""; /* avoid gcc warning */ break; } resultlen = (int)STRLEN(result); /* length of new string */ if (src[*usedlen] == '<') /* remove the file name extension */ { ++*usedlen; if ((s = vim_strrchr(result, '.')) != NULL && s >= gettail(result)) resultlen = (int)(s - result); } #ifdef FEAT_MODIFY_FNAME else if (!skip_mod) { valid |= modify_fname(src, tilde_file, usedlen, &result, &resultbuf, &resultlen); if (result == NULL) { *errormsg = ""; return NULL; } } #endif } if (resultlen == 0 || valid != VALID_HEAD + VALID_PATH) { if (valid != VALID_HEAD + VALID_PATH) /* xgettext:no-c-format */ *errormsg = _("E499: Empty file name for '%' or '#', only works with \":p:h\""); else *errormsg = _("E500: Evaluates to an empty string"); result = NULL; } else result = vim_strnsave(result, resultlen); vim_free(resultbuf); return result; } /* * Concatenate all files in the argument list, separated by spaces, and return * it in one allocated string. * Spaces and backslashes in the file names are escaped with a backslash. * Returns NULL when out of memory. */ static char_u * arg_all(void) { int len; int idx; char_u *retval = NULL; char_u *p; /* * Do this loop two times: * first time: compute the total length * second time: concatenate the names */ for (;;) { len = 0; for (idx = 0; idx < ARGCOUNT; ++idx) { p = alist_name(&ARGLIST[idx]); if (p != NULL) { if (len > 0) { /* insert a space in between names */ if (retval != NULL) retval[len] = ' '; ++len; } for ( ; *p != NUL; ++p) { if (*p == ' ' #ifndef BACKSLASH_IN_FILENAME || *p == '\\' #endif || *p == '`') { /* insert a backslash */ if (retval != NULL) retval[len] = '\\'; ++len; } if (retval != NULL) retval[len] = *p; ++len; } } } /* second time: break here */ if (retval != NULL) { retval[len] = NUL; break; } /* allocate memory */ retval = alloc((unsigned)len + 1); if (retval == NULL) break; } return retval; } /* * Expand the string in "arg". * * Returns an allocated string, or NULL for any error. */ char_u * expand_sfile(char_u *arg) { char *errormsg; int len; char_u *result; char_u *newres; char_u *repl; int srclen; char_u *p; result = vim_strsave(arg); if (result == NULL) return NULL; for (p = result; *p; ) { if (STRNCMP(p, "", 7) != 0) ++p; else { /* replace "" with the sourced file name, and do ":" stuff */ repl = eval_vars(p, result, &srclen, NULL, &errormsg, NULL); if (errormsg != NULL) { if (*errormsg) emsg(errormsg); vim_free(result); return NULL; } if (repl == NULL) /* no match (cannot happen) */ { p += srclen; continue; } len = (int)STRLEN(result) - srclen + (int)STRLEN(repl) + 1; newres = alloc(len); if (newres == NULL) { vim_free(repl); vim_free(result); return NULL; } mch_memmove(newres, result, (size_t)(p - result)); STRCPY(newres + (p - result), repl); len = (int)STRLEN(newres); STRCAT(newres, p + srclen); vim_free(repl); vim_free(result); result = newres; p = newres + len; /* continue after the match */ } } return result; } #ifdef FEAT_SESSION static int ses_winsizes(FILE *fd, int restore_size, win_T *tab_firstwin); static int ses_win_rec(FILE *fd, frame_T *fr); static frame_T *ses_skipframe(frame_T *fr); static int ses_do_frame(frame_T *fr); static int ses_do_win(win_T *wp); static int ses_arglist(FILE *fd, char *cmd, garray_T *gap, int fullname, unsigned *flagp); static int ses_put_fname(FILE *fd, char_u *name, unsigned *flagp); static int ses_fname(FILE *fd, buf_T *buf, unsigned *flagp, int add_eol); /* * Write openfile commands for the current buffers to an .exrc file. * Return FAIL on error, OK otherwise. */ static int makeopens( FILE *fd, char_u *dirnow) /* Current directory name */ { buf_T *buf; int only_save_windows = TRUE; int nr; int restore_size = TRUE; win_T *wp; char_u *sname; win_T *edited_win = NULL; int tabnr; int restore_stal = FALSE; win_T *tab_firstwin; frame_T *tab_topframe; int cur_arg_idx = 0; int next_arg_idx = 0; if (ssop_flags & SSOP_BUFFERS) only_save_windows = FALSE; /* Save ALL buffers */ /* * Begin by setting the this_session variable, and then other * sessionable variables. */ #ifdef FEAT_EVAL if (put_line(fd, "let v:this_session=expand(\":p\")") == FAIL) return FAIL; if (ssop_flags & SSOP_GLOBALS) if (store_session_globals(fd) == FAIL) return FAIL; #endif /* * Close all windows and tabs but one. */ if (put_line(fd, "silent only") == FAIL) return FAIL; if ((ssop_flags & SSOP_TABPAGES) && put_line(fd, "silent tabonly") == FAIL) return FAIL; /* * Now a :cd command to the session directory or the current directory */ if (ssop_flags & SSOP_SESDIR) { if (put_line(fd, "exe \"cd \" . escape(expand(\":p:h\"), ' ')") == FAIL) return FAIL; } else if (ssop_flags & SSOP_CURDIR) { sname = home_replace_save(NULL, globaldir != NULL ? globaldir : dirnow); if (sname == NULL || fputs("cd ", fd) < 0 || ses_put_fname(fd, sname, &ssop_flags) == FAIL || put_eol(fd) == FAIL) { vim_free(sname); return FAIL; } vim_free(sname); } /* * If there is an empty, unnamed buffer we will wipe it out later. * Remember the buffer number. */ if (put_line(fd, "if expand('%') == '' && !&modified && line('$') <= 1 && getline(1) == ''") == FAIL) return FAIL; if (put_line(fd, " let s:wipebuf = bufnr('%')") == FAIL) return FAIL; if (put_line(fd, "endif") == FAIL) return FAIL; /* * Now save the current files, current buffer first. */ if (put_line(fd, "set shortmess=aoO") == FAIL) return FAIL; /* Now put the other buffers into the buffer list */ FOR_ALL_BUFFERS(buf) { if (!(only_save_windows && buf->b_nwindows == 0) && !(buf->b_help && !(ssop_flags & SSOP_HELP)) #ifdef FEAT_TERMINAL /* skip terminal buffers: finished ones are not useful, others * will be resurrected and result in a new buffer */ && !bt_terminal(buf) #endif && buf->b_fname != NULL && buf->b_p_bl) { if (fprintf(fd, "badd +%ld ", buf->b_wininfo == NULL ? 1L : buf->b_wininfo->wi_fpos.lnum) < 0 || ses_fname(fd, buf, &ssop_flags, TRUE) == FAIL) return FAIL; } } /* the global argument list */ if (ses_arglist(fd, "argglobal", &global_alist.al_ga, !(ssop_flags & SSOP_CURDIR), &ssop_flags) == FAIL) return FAIL; if (ssop_flags & SSOP_RESIZE) { /* Note: after the restore we still check it worked!*/ if (fprintf(fd, "set lines=%ld columns=%ld" , Rows, Columns) < 0 || put_eol(fd) == FAIL) return FAIL; } #ifdef FEAT_GUI if (gui.in_use && (ssop_flags & SSOP_WINPOS)) { int x, y; if (gui_mch_get_winpos(&x, &y) == OK) { /* Note: after the restore we still check it worked!*/ if (fprintf(fd, "winpos %d %d", x, y) < 0 || put_eol(fd) == FAIL) return FAIL; } } #endif /* * When there are two or more tabpages and 'showtabline' is 1 the tabline * will be displayed when creating the next tab. That resizes the windows * in the first tab, which may cause problems. Set 'showtabline' to 2 * temporarily to avoid that. */ if (p_stal == 1 && first_tabpage->tp_next != NULL) { if (put_line(fd, "set stal=2") == FAIL) return FAIL; restore_stal = TRUE; } /* * May repeat putting Windows for each tab, when "tabpages" is in * 'sessionoptions'. * Don't use goto_tabpage(), it may change directory and trigger * autocommands. */ tab_firstwin = firstwin; /* first window in tab page "tabnr" */ tab_topframe = topframe; if ((ssop_flags & SSOP_TABPAGES)) { tabpage_T *tp; // Similar to ses_win_rec() below, populate the tab pages first so // later local options won't be copied to the new tabs. FOR_ALL_TABPAGES(tp) if (tp->tp_next != NULL && put_line(fd, "tabnew") == FAIL) return FAIL; if (first_tabpage->tp_next != NULL && put_line(fd, "tabrewind") == FAIL) return FAIL; } for (tabnr = 1; ; ++tabnr) { int need_tabnext = FALSE; int cnr = 1; if ((ssop_flags & SSOP_TABPAGES)) { tabpage_T *tp = find_tabpage(tabnr); if (tp == NULL) break; /* done all tab pages */ if (tp == curtab) { tab_firstwin = firstwin; tab_topframe = topframe; } else { tab_firstwin = tp->tp_firstwin; tab_topframe = tp->tp_topframe; } if (tabnr > 1) need_tabnext = TRUE; } /* * Before creating the window layout, try loading one file. If this * is aborted we don't end up with a number of useless windows. * This may have side effects! (e.g., compressed or network file). */ for (wp = tab_firstwin; wp != NULL; wp = wp->w_next) { if (ses_do_win(wp) && wp->w_buffer->b_ffname != NULL && !bt_help(wp->w_buffer) #ifdef FEAT_QUICKFIX && !bt_nofile(wp->w_buffer) #endif ) { if (need_tabnext && put_line(fd, "tabnext") == FAIL) return FAIL; need_tabnext = FALSE; if (fputs("edit ", fd) < 0 || ses_fname(fd, wp->w_buffer, &ssop_flags, TRUE) == FAIL) return FAIL; if (!wp->w_arg_idx_invalid) edited_win = wp; break; } } /* If no file got edited create an empty tab page. */ if (need_tabnext && put_line(fd, "tabnext") == FAIL) return FAIL; /* * Save current window layout. */ if (put_line(fd, "set splitbelow splitright") == FAIL) return FAIL; if (ses_win_rec(fd, tab_topframe) == FAIL) return FAIL; if (!p_sb && put_line(fd, "set nosplitbelow") == FAIL) return FAIL; if (!p_spr && put_line(fd, "set nosplitright") == FAIL) return FAIL; /* * Check if window sizes can be restored (no windows omitted). * Remember the window number of the current window after restoring. */ nr = 0; for (wp = tab_firstwin; wp != NULL; wp = W_NEXT(wp)) { if (ses_do_win(wp)) ++nr; else restore_size = FALSE; if (curwin == wp) cnr = nr; } /* Go to the first window. */ if (put_line(fd, "wincmd t") == FAIL) return FAIL; /* * If more than one window, see if sizes can be restored. * First set 'winheight' and 'winwidth' to 1 to avoid the windows being * resized when moving between windows. * Do this before restoring the view, so that the topline and the * cursor can be set. This is done again below. * winminheight and winminwidth need to be set to avoid an error if the * user has set winheight or winwidth. */ if (put_line(fd, "set winminheight=0") == FAIL || put_line(fd, "set winheight=1") == FAIL || put_line(fd, "set winminwidth=0") == FAIL || put_line(fd, "set winwidth=1") == FAIL) return FAIL; if (nr > 1 && ses_winsizes(fd, restore_size, tab_firstwin) == FAIL) return FAIL; /* * Restore the view of the window (options, file, cursor, etc.). */ for (wp = tab_firstwin; wp != NULL; wp = wp->w_next) { if (!ses_do_win(wp)) continue; if (put_view(fd, wp, wp != edited_win, &ssop_flags, cur_arg_idx) == FAIL) return FAIL; if (nr > 1 && put_line(fd, "wincmd w") == FAIL) return FAIL; next_arg_idx = wp->w_arg_idx; } /* The argument index in the first tab page is zero, need to set it in * each window. For further tab pages it's the window where we do * "tabedit". */ cur_arg_idx = next_arg_idx; /* * Restore cursor to the current window if it's not the first one. */ if (cnr > 1 && (fprintf(fd, "%dwincmd w", cnr) < 0 || put_eol(fd) == FAIL)) return FAIL; /* * Restore window sizes again after jumping around in windows, because * the current window has a minimum size while others may not. */ if (nr > 1 && ses_winsizes(fd, restore_size, tab_firstwin) == FAIL) return FAIL; /* Don't continue in another tab page when doing only the current one * or when at the last tab page. */ if (!(ssop_flags & SSOP_TABPAGES)) break; } if (ssop_flags & SSOP_TABPAGES) { if (fprintf(fd, "tabnext %d", tabpage_index(curtab)) < 0 || put_eol(fd) == FAIL) return FAIL; } if (restore_stal && put_line(fd, "set stal=1") == FAIL) return FAIL; /* * Wipe out an empty unnamed buffer we started in. */ if (put_line(fd, "if exists('s:wipebuf') && len(win_findbuf(s:wipebuf)) == 0") == FAIL) return FAIL; if (put_line(fd, " silent exe 'bwipe ' . s:wipebuf") == FAIL) return FAIL; if (put_line(fd, "endif") == FAIL) return FAIL; if (put_line(fd, "unlet! s:wipebuf") == FAIL) return FAIL; /* Re-apply 'winheight', 'winwidth' and 'shortmess'. */ if (fprintf(fd, "set winheight=%ld winwidth=%ld shortmess=%s", p_wh, p_wiw, p_shm) < 0 || put_eol(fd) == FAIL) return FAIL; /* Re-apply 'winminheight' and 'winminwidth'. */ if (fprintf(fd, "set winminheight=%ld winminwidth=%ld", p_wmh, p_wmw) < 0 || put_eol(fd) == FAIL) return FAIL; /* * Lastly, execute the x.vim file if it exists. */ if (put_line(fd, "let s:sx = expand(\":p:r\").\"x.vim\"") == FAIL || put_line(fd, "if file_readable(s:sx)") == FAIL || put_line(fd, " exe \"source \" . fnameescape(s:sx)") == FAIL || put_line(fd, "endif") == FAIL) return FAIL; return OK; } static int ses_winsizes( FILE *fd, int restore_size, win_T *tab_firstwin) { int n = 0; win_T *wp; if (restore_size && (ssop_flags & SSOP_WINSIZE)) { for (wp = tab_firstwin; wp != NULL; wp = wp->w_next) { if (!ses_do_win(wp)) continue; ++n; /* restore height when not full height */ if (wp->w_height + wp->w_status_height < topframe->fr_height && (fprintf(fd, "exe '%dresize ' . ((&lines * %ld + %ld) / %ld)", n, (long)wp->w_height, Rows / 2, Rows) < 0 || put_eol(fd) == FAIL)) return FAIL; /* restore width when not full width */ if (wp->w_width < Columns && (fprintf(fd, "exe 'vert %dresize ' . ((&columns * %ld + %ld) / %ld)", n, (long)wp->w_width, Columns / 2, Columns) < 0 || put_eol(fd) == FAIL)) return FAIL; } } else { /* Just equalise window sizes */ if (put_line(fd, "wincmd =") == FAIL) return FAIL; } return OK; } /* * Write commands to "fd" to recursively create windows for frame "fr", * horizontally and vertically split. * After the commands the last window in the frame is the current window. * Returns FAIL when writing the commands to "fd" fails. */ static int ses_win_rec(FILE *fd, frame_T *fr) { frame_T *frc; int count = 0; if (fr->fr_layout != FR_LEAF) { /* Find first frame that's not skipped and then create a window for * each following one (first frame is already there). */ frc = ses_skipframe(fr->fr_child); if (frc != NULL) while ((frc = ses_skipframe(frc->fr_next)) != NULL) { /* Make window as big as possible so that we have lots of room * to split. */ if (put_line(fd, "wincmd _ | wincmd |") == FAIL || put_line(fd, fr->fr_layout == FR_COL ? "split" : "vsplit") == FAIL) return FAIL; ++count; } /* Go back to the first window. */ if (count > 0 && (fprintf(fd, fr->fr_layout == FR_COL ? "%dwincmd k" : "%dwincmd h", count) < 0 || put_eol(fd) == FAIL)) return FAIL; /* Recursively create frames/windows in each window of this column or * row. */ frc = ses_skipframe(fr->fr_child); while (frc != NULL) { ses_win_rec(fd, frc); frc = ses_skipframe(frc->fr_next); /* Go to next window. */ if (frc != NULL && put_line(fd, "wincmd w") == FAIL) return FAIL; } } return OK; } /* * Skip frames that don't contain windows we want to save in the Session. * Returns NULL when there none. */ static frame_T * ses_skipframe(frame_T *fr) { frame_T *frc; FOR_ALL_FRAMES(frc, fr) if (ses_do_frame(frc)) break; return frc; } /* * Return TRUE if frame "fr" has a window somewhere that we want to save in * the Session. */ static int ses_do_frame(frame_T *fr) { frame_T *frc; if (fr->fr_layout == FR_LEAF) return ses_do_win(fr->fr_win); FOR_ALL_FRAMES(frc, fr->fr_child) if (ses_do_frame(frc)) return TRUE; return FALSE; } /* * Return non-zero if window "wp" is to be stored in the Session. */ static int ses_do_win(win_T *wp) { #ifdef FEAT_TERMINAL if (bt_terminal(wp->w_buffer)) return !term_is_finished(wp->w_buffer) && (ssop_flags & SSOP_TERMINAL) && term_should_restore(wp->w_buffer); #endif if (wp->w_buffer->b_fname == NULL #ifdef FEAT_QUICKFIX /* When 'buftype' is "nofile" can't restore the window contents. */ || bt_nofile(wp->w_buffer) #endif ) return (ssop_flags & SSOP_BLANK); if (bt_help(wp->w_buffer)) return (ssop_flags & SSOP_HELP); return TRUE; } static int put_view_curpos(FILE *fd, win_T *wp, char *spaces) { int r; if (wp->w_curswant == MAXCOL) r = fprintf(fd, "%snormal! $", spaces); else r = fprintf(fd, "%snormal! 0%d|", spaces, wp->w_virtcol + 1); return r < 0 || put_eol(fd) == FAIL ? FALSE : OK; } /* * Write commands to "fd" to restore the view of a window. * Caller must make sure 'scrolloff' is zero. */ static int put_view( FILE *fd, win_T *wp, int add_edit, /* add ":edit" command to view */ unsigned *flagp, /* vop_flags or ssop_flags */ int current_arg_idx) /* current argument index of the window, use * -1 if unknown */ { win_T *save_curwin; int f; int do_cursor; int did_next = FALSE; /* Always restore cursor position for ":mksession". For ":mkview" only * when 'viewoptions' contains "cursor". */ do_cursor = (flagp == &ssop_flags || *flagp & SSOP_CURSOR); /* * Local argument list. */ if (wp->w_alist == &global_alist) { if (put_line(fd, "argglobal") == FAIL) return FAIL; } else { if (ses_arglist(fd, "arglocal", &wp->w_alist->al_ga, flagp == &vop_flags || !(*flagp & SSOP_CURDIR) || wp->w_localdir != NULL, flagp) == FAIL) return FAIL; } /* Only when part of a session: restore the argument index. Some * arguments may have been deleted, check if the index is valid. */ if (wp->w_arg_idx != current_arg_idx && wp->w_arg_idx < WARGCOUNT(wp) && flagp == &ssop_flags) { if (fprintf(fd, "%ldargu", (long)wp->w_arg_idx + 1) < 0 || put_eol(fd) == FAIL) return FAIL; did_next = TRUE; } /* Edit the file. Skip this when ":next" already did it. */ if (add_edit && (!did_next || wp->w_arg_idx_invalid)) { # ifdef FEAT_TERMINAL if (bt_terminal(wp->w_buffer)) { if (term_write_session(fd, wp) == FAIL) return FAIL; } else # endif /* * Load the file. */ if (wp->w_buffer->b_ffname != NULL # ifdef FEAT_QUICKFIX && !bt_nofile(wp->w_buffer) # endif ) { /* * Editing a file in this buffer: use ":edit file". * This may have side effects! (e.g., compressed or network file). * * Note, if a buffer for that file already exists, use :badd to * edit that buffer, to not lose folding information (:edit resets * folds in other buffers) */ if (fputs("if bufexists(\"", fd) < 0 || ses_fname(fd, wp->w_buffer, flagp, FALSE) == FAIL || fputs("\") | buffer ", fd) < 0 || ses_fname(fd, wp->w_buffer, flagp, FALSE) == FAIL || fputs(" | else | edit ", fd) < 0 || ses_fname(fd, wp->w_buffer, flagp, FALSE) == FAIL || fputs(" | endif", fd) < 0 || put_eol(fd) == FAIL) return FAIL; } else { /* No file in this buffer, just make it empty. */ if (put_line(fd, "enew") == FAIL) return FAIL; #ifdef FEAT_QUICKFIX if (wp->w_buffer->b_ffname != NULL) { /* The buffer does have a name, but it's not a file name. */ if (fputs("file ", fd) < 0 || ses_fname(fd, wp->w_buffer, flagp, TRUE) == FAIL) return FAIL; } #endif do_cursor = FALSE; } } /* * Local mappings and abbreviations. */ if ((*flagp & (SSOP_OPTIONS | SSOP_LOCALOPTIONS)) && makemap(fd, wp->w_buffer) == FAIL) return FAIL; /* * Local options. Need to go to the window temporarily. * Store only local values when using ":mkview" and when ":mksession" is * used and 'sessionoptions' doesn't include "options". * Some folding options are always stored when "folds" is included, * otherwise the folds would not be restored correctly. */ save_curwin = curwin; curwin = wp; curbuf = curwin->w_buffer; if (*flagp & (SSOP_OPTIONS | SSOP_LOCALOPTIONS)) f = makeset(fd, OPT_LOCAL, flagp == &vop_flags || !(*flagp & SSOP_OPTIONS)); #ifdef FEAT_FOLDING else if (*flagp & SSOP_FOLDS) f = makefoldset(fd); #endif else f = OK; curwin = save_curwin; curbuf = curwin->w_buffer; if (f == FAIL) return FAIL; #ifdef FEAT_FOLDING /* * Save Folds when 'buftype' is empty and for help files. */ if ((*flagp & SSOP_FOLDS) && wp->w_buffer->b_ffname != NULL && (bt_normal(wp->w_buffer) || bt_help(wp->w_buffer))) { if (put_folds(fd, wp) == FAIL) return FAIL; } #endif /* * Set the cursor after creating folds, since that moves the cursor. */ if (do_cursor) { /* Restore the cursor line in the file and relatively in the * window. Don't use "G", it changes the jumplist. */ if (fprintf(fd, "let s:l = %ld - ((%ld * winheight(0) + %ld) / %ld)", (long)wp->w_cursor.lnum, (long)(wp->w_cursor.lnum - wp->w_topline), (long)wp->w_height / 2, (long)wp->w_height) < 0 || put_eol(fd) == FAIL || put_line(fd, "if s:l < 1 | let s:l = 1 | endif") == FAIL || put_line(fd, "exe s:l") == FAIL || put_line(fd, "normal! zt") == FAIL || fprintf(fd, "%ld", (long)wp->w_cursor.lnum) < 0 || put_eol(fd) == FAIL) return FAIL; /* Restore the cursor column and left offset when not wrapping. */ if (wp->w_cursor.col == 0) { if (put_line(fd, "normal! 0") == FAIL) return FAIL; } else { if (!wp->w_p_wrap && wp->w_leftcol > 0 && wp->w_width > 0) { if (fprintf(fd, "let s:c = %ld - ((%ld * winwidth(0) + %ld) / %ld)", (long)wp->w_virtcol + 1, (long)(wp->w_virtcol - wp->w_leftcol), (long)wp->w_width / 2, (long)wp->w_width) < 0 || put_eol(fd) == FAIL || put_line(fd, "if s:c > 0") == FAIL || fprintf(fd, " exe 'normal! ' . s:c . '|zs' . %ld . '|'", (long)wp->w_virtcol + 1) < 0 || put_eol(fd) == FAIL || put_line(fd, "else") == FAIL || put_view_curpos(fd, wp, " ") == FAIL || put_line(fd, "endif") == FAIL) return FAIL; } else if (put_view_curpos(fd, wp, "") == FAIL) return FAIL; } } /* * Local directory, if the current flag is not view options or the "curdir" * option is included. */ if (wp->w_localdir != NULL && (flagp != &vop_flags || (*flagp & SSOP_CURDIR))) { if (fputs("lcd ", fd) < 0 || ses_put_fname(fd, wp->w_localdir, flagp) == FAIL || put_eol(fd) == FAIL) return FAIL; did_lcd = TRUE; } return OK; } /* * Write an argument list to the session file. * Returns FAIL if writing fails. */ static int ses_arglist( FILE *fd, char *cmd, garray_T *gap, int fullname, /* TRUE: use full path name */ unsigned *flagp) { int i; char_u *buf = NULL; char_u *s; if (fputs(cmd, fd) < 0 || put_eol(fd) == FAIL) return FAIL; if (put_line(fd, "%argdel") == FAIL) return FAIL; for (i = 0; i < gap->ga_len; ++i) { /* NULL file names are skipped (only happens when out of memory). */ s = alist_name(&((aentry_T *)gap->ga_data)[i]); if (s != NULL) { if (fullname) { buf = alloc(MAXPATHL); if (buf != NULL) { (void)vim_FullName(s, buf, MAXPATHL, FALSE); s = buf; } } if (fputs("$argadd ", fd) < 0 || ses_put_fname(fd, s, flagp) == FAIL || put_eol(fd) == FAIL) { vim_free(buf); return FAIL; } vim_free(buf); } } return OK; } /* * Write a buffer name to the session file. * Also ends the line, if "add_eol" is TRUE. * Returns FAIL if writing fails. */ static int ses_fname(FILE *fd, buf_T *buf, unsigned *flagp, int add_eol) { char_u *name; /* Use the short file name if the current directory is known at the time * the session file will be sourced. * Don't do this for ":mkview", we don't know the current directory. * Don't do this after ":lcd", we don't keep track of what the current * directory is. */ if (buf->b_sfname != NULL && flagp == &ssop_flags && (ssop_flags & (SSOP_CURDIR | SSOP_SESDIR)) #ifdef FEAT_AUTOCHDIR && !p_acd #endif && !did_lcd) name = buf->b_sfname; else name = buf->b_ffname; if (ses_put_fname(fd, name, flagp) == FAIL || (add_eol && put_eol(fd) == FAIL)) return FAIL; return OK; } /* * Write a file name to the session file. * Takes care of the "slash" option in 'sessionoptions' and escapes special * characters. * Returns FAIL if writing fails or out of memory. */ static int ses_put_fname(FILE *fd, char_u *name, unsigned *flagp) { char_u *sname; char_u *p; int retval = OK; sname = home_replace_save(NULL, name); if (sname == NULL) return FAIL; if (*flagp & SSOP_SLASH) { /* change all backslashes to forward slashes */ for (p = sname; *p != NUL; MB_PTR_ADV(p)) if (*p == '\\') *p = '/'; } /* escape special characters */ p = vim_strsave_fnameescape(sname, FALSE); vim_free(sname); if (p == NULL) return FAIL; /* write the result */ if (fputs((char *)p, fd) < 0) retval = FAIL; vim_free(p); return retval; } /* * ":loadview [nr]" */ static void ex_loadview(exarg_T *eap) { char_u *fname; fname = get_view_file(*eap->arg); if (fname != NULL) { do_source(fname, FALSE, DOSO_NONE); vim_free(fname); } } /* * Get the name of the view file for the current buffer. */ static char_u * get_view_file(int c) { int len = 0; char_u *p, *s; char_u *retval; char_u *sname; if (curbuf->b_ffname == NULL) { emsg(_(e_noname)); return NULL; } sname = home_replace_save(NULL, curbuf->b_ffname); if (sname == NULL) return NULL; /* * We want a file name without separators, because we're not going to make * a directory. * "normal" path separator -> "=+" * "=" -> "==" * ":" path separator -> "=-" */ for (p = sname; *p; ++p) if (*p == '=' || vim_ispathsep(*p)) ++len; retval = alloc((unsigned)(STRLEN(sname) + len + STRLEN(p_vdir) + 9)); if (retval != NULL) { STRCPY(retval, p_vdir); add_pathsep(retval); s = retval + STRLEN(retval); for (p = sname; *p; ++p) { if (*p == '=') { *s++ = '='; *s++ = '='; } else if (vim_ispathsep(*p)) { *s++ = '='; #if defined(BACKSLASH_IN_FILENAME) || defined(AMIGA) || defined(VMS) if (*p == ':') *s++ = '-'; else #endif *s++ = '+'; } else *s++ = *p; } *s++ = '='; *s++ = c; STRCPY(s, ".vim"); } vim_free(sname); return retval; } #endif /* FEAT_SESSION */ /* * Write end-of-line character(s) for ":mkexrc", ":mkvimrc" and ":mksession". * Return FAIL for a write error. */ int put_eol(FILE *fd) { if ( #ifdef USE_CRNL ( # ifdef MKSESSION_NL !mksession_nl && # endif (putc('\r', fd) < 0)) || #endif (putc('\n', fd) < 0)) return FAIL; return OK; } /* * Write a line to "fd". * Return FAIL for a write error. */ int put_line(FILE *fd, char *s) { if (fputs(s, fd) < 0 || put_eol(fd) == FAIL) return FAIL; return OK; } #ifdef FEAT_VIMINFO /* * ":rviminfo" and ":wviminfo". */ static void ex_viminfo( exarg_T *eap) { char_u *save_viminfo; save_viminfo = p_viminfo; if (*p_viminfo == NUL) p_viminfo = (char_u *)"'100"; if (eap->cmdidx == CMD_rviminfo) { if (read_viminfo(eap->arg, VIF_WANT_INFO | VIF_WANT_MARKS | (eap->forceit ? VIF_FORCEIT : 0)) == FAIL) emsg(_("E195: Cannot open viminfo file for reading")); } else write_viminfo(eap->arg, eap->forceit); p_viminfo = save_viminfo; } #endif #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) || defined(PROTO) /* * Make a dialog message in "buff[DIALOG_MSG_SIZE]". * "format" must contain "%s". */ void dialog_msg(char_u *buff, char *format, char_u *fname) { if (fname == NULL) fname = (char_u *)_("Untitled"); vim_snprintf((char *)buff, DIALOG_MSG_SIZE, format, fname); } #endif /* * ":behave {mswin,xterm}" */ static void ex_behave(exarg_T *eap) { if (STRCMP(eap->arg, "mswin") == 0) { set_option_value((char_u *)"selection", 0L, (char_u *)"exclusive", 0); set_option_value((char_u *)"selectmode", 0L, (char_u *)"mouse,key", 0); set_option_value((char_u *)"mousemodel", 0L, (char_u *)"popup", 0); set_option_value((char_u *)"keymodel", 0L, (char_u *)"startsel,stopsel", 0); } else if (STRCMP(eap->arg, "xterm") == 0) { set_option_value((char_u *)"selection", 0L, (char_u *)"inclusive", 0); set_option_value((char_u *)"selectmode", 0L, (char_u *)"", 0); set_option_value((char_u *)"mousemodel", 0L, (char_u *)"extend", 0); set_option_value((char_u *)"keymodel", 0L, (char_u *)"", 0); } else semsg(_(e_invarg2), eap->arg); } #if defined(FEAT_CMDL_COMPL) || defined(PROTO) /* * Function given to ExpandGeneric() to obtain the possible arguments of the * ":behave {mswin,xterm}" command. */ char_u * get_behave_arg(expand_T *xp UNUSED, int idx) { if (idx == 0) return (char_u *)"mswin"; if (idx == 1) return (char_u *)"xterm"; return NULL; } /* * Function given to ExpandGeneric() to obtain the possible arguments of the * ":messages {clear}" command. */ char_u * get_messages_arg(expand_T *xp UNUSED, int idx) { if (idx == 0) return (char_u *)"clear"; return NULL; } #endif #if defined(FEAT_CMDL_COMPL) || defined(PROTO) char_u * get_mapclear_arg(expand_T *xp UNUSED, int idx) { if (idx == 0) return (char_u *)""; return NULL; } #endif static int filetype_detect = FALSE; static int filetype_plugin = FALSE; static int filetype_indent = FALSE; /* * ":filetype [plugin] [indent] {on,off,detect}" * on: Load the filetype.vim file to install autocommands for file types. * off: Load the ftoff.vim file to remove all autocommands for file types. * plugin on: load filetype.vim and ftplugin.vim * plugin off: load ftplugof.vim * indent on: load filetype.vim and indent.vim * indent off: load indoff.vim */ static void ex_filetype(exarg_T *eap) { char_u *arg = eap->arg; int plugin = FALSE; int indent = FALSE; if (*eap->arg == NUL) { /* Print current status. */ smsg("filetype detection:%s plugin:%s indent:%s", filetype_detect ? "ON" : "OFF", filetype_plugin ? (filetype_detect ? "ON" : "(on)") : "OFF", filetype_indent ? (filetype_detect ? "ON" : "(on)") : "OFF"); return; } /* Accept "plugin" and "indent" in any order. */ for (;;) { if (STRNCMP(arg, "plugin", 6) == 0) { plugin = TRUE; arg = skipwhite(arg + 6); continue; } if (STRNCMP(arg, "indent", 6) == 0) { indent = TRUE; arg = skipwhite(arg + 6); continue; } break; } if (STRCMP(arg, "on") == 0 || STRCMP(arg, "detect") == 0) { if (*arg == 'o' || !filetype_detect) { source_runtime((char_u *)FILETYPE_FILE, DIP_ALL); filetype_detect = TRUE; if (plugin) { source_runtime((char_u *)FTPLUGIN_FILE, DIP_ALL); filetype_plugin = TRUE; } if (indent) { source_runtime((char_u *)INDENT_FILE, DIP_ALL); filetype_indent = TRUE; } } if (*arg == 'd') { (void)do_doautocmd((char_u *)"filetypedetect BufRead", TRUE, NULL); do_modelines(0); } } else if (STRCMP(arg, "off") == 0) { if (plugin || indent) { if (plugin) { source_runtime((char_u *)FTPLUGOF_FILE, DIP_ALL); filetype_plugin = FALSE; } if (indent) { source_runtime((char_u *)INDOFF_FILE, DIP_ALL); filetype_indent = FALSE; } } else { source_runtime((char_u *)FTOFF_FILE, DIP_ALL); filetype_detect = FALSE; } } else semsg(_(e_invarg2), arg); } /* * ":setfiletype [FALLBACK] {name}" */ static void ex_setfiletype(exarg_T *eap) { if (!did_filetype) { char_u *arg = eap->arg; if (STRNCMP(arg, "FALLBACK ", 9) == 0) arg += 9; set_option_value((char_u *)"filetype", 0L, arg, OPT_LOCAL); if (arg != eap->arg) did_filetype = FALSE; } } static void ex_digraphs(exarg_T *eap UNUSED) { #ifdef FEAT_DIGRAPHS if (*eap->arg != NUL) putdigraph(eap->arg); else listdigraphs(eap->forceit); #else emsg(_("E196: No digraphs in this version")); #endif } static void ex_set(exarg_T *eap) { int flags = 0; if (eap->cmdidx == CMD_setlocal) flags = OPT_LOCAL; else if (eap->cmdidx == CMD_setglobal) flags = OPT_GLOBAL; #if defined(FEAT_EVAL) && defined(FEAT_BROWSE) if (cmdmod.browse && flags == 0) ex_options(eap); else #endif (void)do_set(eap->arg, flags); } #if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) void set_no_hlsearch(int flag) { no_hlsearch = flag; # ifdef FEAT_EVAL set_vim_var_nr(VV_HLSEARCH, !no_hlsearch && p_hls); # endif } /* * ":nohlsearch" */ static void ex_nohlsearch(exarg_T *eap UNUSED) { set_no_hlsearch(TRUE); redraw_all_later(SOME_VALID); } /* * ":[N]match {group} {pattern}" * Sets nextcmd to the start of the next command, if any. Also called when * skipping commands to find the next command. */ static void ex_match(exarg_T *eap) { char_u *p; char_u *g = NULL; char_u *end; int c; int id; if (eap->line2 <= 3) id = eap->line2; else { emsg(_(e_invcmd)); return; } /* First clear any old pattern. */ if (!eap->skip) match_delete(curwin, id, FALSE); if (ends_excmd(*eap->arg)) end = eap->arg; else if ((STRNICMP(eap->arg, "none", 4) == 0 && (VIM_ISWHITE(eap->arg[4]) || ends_excmd(eap->arg[4])))) end = eap->arg + 4; else { p = skiptowhite(eap->arg); if (!eap->skip) g = vim_strnsave(eap->arg, (int)(p - eap->arg)); p = skipwhite(p); if (*p == NUL) { /* There must be two arguments. */ vim_free(g); semsg(_(e_invarg2), eap->arg); return; } end = skip_regexp(p + 1, *p, TRUE, NULL); if (!eap->skip) { if (*end != NUL && !ends_excmd(*skipwhite(end + 1))) { vim_free(g); eap->errmsg = e_trailing; return; } if (*end != *p) { vim_free(g); semsg(_(e_invarg2), p); return; } c = *end; *end = NUL; match_add(curwin, g, p + 1, 10, id, NULL, NULL); vim_free(g); *end = c; } } eap->nextcmd = find_nextcmd(end); } #endif #ifdef FEAT_CRYPT /* * ":X": Get crypt key */ static void ex_X(exarg_T *eap UNUSED) { crypt_check_current_method(); (void)crypt_get_key(TRUE, TRUE); } #endif #ifdef FEAT_FOLDING static void ex_fold(exarg_T *eap) { if (foldManualAllowed(TRUE)) foldCreate(eap->line1, eap->line2); } static void ex_foldopen(exarg_T *eap) { opFoldRange(eap->line1, eap->line2, eap->cmdidx == CMD_foldopen, eap->forceit, FALSE); } static void ex_folddo(exarg_T *eap) { linenr_T lnum; #ifdef FEAT_CLIPBOARD start_global_changes(); #endif /* First set the marks for all lines closed/open. */ for (lnum = eap->line1; lnum <= eap->line2; ++lnum) if (hasFolding(lnum, NULL, NULL) == (eap->cmdidx == CMD_folddoclosed)) ml_setmarked(lnum); /* Execute the command on the marked lines. */ global_exe(eap->arg); ml_clearmarked(); /* clear rest of the marks */ #ifdef FEAT_CLIPBOARD end_global_changes(); #endif } #endif #ifdef FEAT_QUICKFIX /* * Returns TRUE if the supplied Ex cmdidx is for a location list command * instead of a quickfix command. */ int is_loclist_cmd(int cmdidx) { if (cmdidx < 0 || cmdidx >= CMD_SIZE) return FALSE; return cmdnames[cmdidx].cmd_name[0] == 'l'; } #endif # if defined(FEAT_TIMERS) || defined(PROTO) int get_pressedreturn(void) { return ex_pressedreturn; } void set_pressedreturn(int val) { ex_pressedreturn = val; } #endif