diff options
| -rw-r--r-- | Filelist | 2 | ||||
| -rw-r--r-- | src/Make_cyg_ming.mak | 1 | ||||
| -rw-r--r-- | src/Make_morph.mak | 1 | ||||
| -rw-r--r-- | src/Make_mvc.mak | 4 | ||||
| -rw-r--r-- | src/Make_vms.mms | 11 | ||||
| -rw-r--r-- | src/Makefile | 10 | ||||
| -rw-r--r-- | src/README.md | 1 | ||||
| -rw-r--r-- | src/buffer.c | 2 | ||||
| -rw-r--r-- | src/evalfunc.c | 80 | ||||
| -rw-r--r-- | src/ex_docmd.c | 80 | ||||
| -rw-r--r-- | src/feature.h | 4 | ||||
| -rw-r--r-- | src/getchar.c | 2250 | ||||
| -rw-r--r-- | src/map.c | 2268 | ||||
| -rw-r--r-- | src/proto.h | 1 | ||||
| -rw-r--r-- | src/proto/getchar.pro | 19 | ||||
| -rw-r--r-- | src/proto/map.pro | 27 | ||||
| -rw-r--r-- | src/structs.h | 3 | ||||
| -rw-r--r-- | src/version.c | 6 |
18 files changed, 2343 insertions, 2427 deletions
@@ -60,6 +60,7 @@ SRC_ALL = \ src/keymap.h \ src/macros.h \ src/main.c \ + src/map.c \ src/mark.c \ src/mbyte.c \ src/memfile.c \ @@ -199,6 +200,7 @@ SRC_ALL = \ src/proto/json.pro \ src/proto/list.pro \ src/proto/main.pro \ + src/proto/map.pro \ src/proto/mark.pro \ src/proto/mbyte.pro \ src/proto/memfile.pro \ diff --git a/src/Make_cyg_ming.mak b/src/Make_cyg_ming.mak index 17847cc39..2fb4bf86d 100644 --- a/src/Make_cyg_ming.mak +++ b/src/Make_cyg_ming.mak @@ -736,6 +736,7 @@ OBJ = \ $(OUTDIR)/json.o \ $(OUTDIR)/list.o \ $(OUTDIR)/main.o \ + $(OUTDIR)/map.o \ $(OUTDIR)/mark.o \ $(OUTDIR)/memfile.o \ $(OUTDIR)/memline.o \ diff --git a/src/Make_morph.mak b/src/Make_morph.mak index f292934dd..f75afd307 100644 --- a/src/Make_morph.mak +++ b/src/Make_morph.mak @@ -56,6 +56,7 @@ SRC = arabic.c \ json.c \ list.c \ main.c \ + map.c \ mark.c \ mbyte.c \ memfile.c \ diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak index 04cdd0841..6b6d073fa 100644 --- a/src/Make_mvc.mak +++ b/src/Make_mvc.mak @@ -745,6 +745,7 @@ OBJ = \ $(OUTDIR)\json.obj \ $(OUTDIR)\list.obj \ $(OUTDIR)\main.obj \ + $(OUTDIR)\map.obj \ $(OUTDIR)\mark.obj \ $(OUTDIR)\mbyte.obj \ $(OUTDIR)\memfile.obj \ @@ -1556,6 +1557,8 @@ $(OUTDIR)/list.obj: $(OUTDIR) list.c $(INCL) $(OUTDIR)/main.obj: $(OUTDIR) main.c $(INCL) $(CUI_INCL) +$(OUTDIR)/map.obj: $(OUTDIR) map.c $(INCL) + $(OUTDIR)/mark.obj: $(OUTDIR) mark.c $(INCL) $(OUTDIR)/memfile.obj: $(OUTDIR) memfile.c $(INCL) @@ -1769,6 +1772,7 @@ proto.h: \ proto/json.pro \ proto/list.pro \ proto/main.pro \ + proto/map.pro \ proto/mark.pro \ proto/memfile.pro \ proto/memline.pro \ diff --git a/src/Make_vms.mms b/src/Make_vms.mms index 2fd98b8a8..39957491b 100644 --- a/src/Make_vms.mms +++ b/src/Make_vms.mms @@ -312,8 +312,8 @@ SRC = arabic.c autocmd.c beval.c blob.c blowfish.c buffer.c change.c charset.c \ evalfunc.c ex_cmds.c ex_cmds2.c ex_docmd.c ex_eval.c ex_getln.c \ if_cscope.c if_xcmdsrv.c fileio.c findfile.c fold.c getchar.c \ hardcopy.c hashtab.c highlight.c indent.c insexpand.c json.c list.c \ - main.c mark.c menu.c mbyte.c memfile.c memline.c message.c misc1.c \ - misc2.c move.c normal.c ops.c option.c popupmnu.c popupwin.c \ + main.c map.c mark.c menu.c mbyte.c memfile.c memline.c message.c \ + misc1.c misc2.c move.c normal.c ops.c option.c popupmnu.c popupwin.c \ profiler.c quickfix.c regexp.c search.c session.c sha256.c sign.c \ spell.c spellfile.c syntax.c tag.c term.c termlib.c testing.c \ textprop.c ui.c undo.c usercmd.c userfunc.c version.c viminfo.c \ @@ -327,8 +327,8 @@ OBJ = arabic.obj autocmd.obj beval.obj blob.obj blowfish.obj buffer.obj change. ex_docmd.obj ex_eval.obj ex_getln.obj if_cscope.obj if_xcmdsrv.obj \ fileio.obj findfile.obj fold.obj getchar.obj hardcopy.obj hashtab.obj \ highlight.obj indent.obj insexpand.obj json.obj list.obj main.obj \ - mark.obj menu.obj memfile.obj memline.obj message.obj misc1.obj \ - misc2.obj move.obj mbyte.obj normal.obj ops.obj option.obj \ + map.obj mark.obj menu.obj memfile.obj memline.obj message.obj \ + misc1.obj misc2.obj move.obj mbyte.obj normal.obj ops.obj option.obj \ popupmnu.obj popupwin.obj profiler.obj quickfix.obj regexp.obj \ search.obj session.obj sha256.obj sign.obj spell.obj spellfile.obj \ syntax.obj tag.obj term.obj termlib.obj testing.obj textprop.obj \ @@ -630,6 +630,9 @@ main.obj : main.c vim.h [.auto]config.h feature.h os_unix.h \ ascii.h keymap.h term.h macros.h structs.h regexp.h gui.h beval.h \ [.proto]gui_beval.pro option.h ex_cmds.h proto.h globals.h \ arabic.c +map.obj : map.c vim.h [.auto]config.h feature.h os_unix.h \ + ascii.h keymap.h term.h macros.h structs.h regexp.h gui.h beval.h \ + [.proto]gui_beval.pro option.h ex_cmds.h proto.h globals.h \ mark.obj : mark.c vim.h [.auto]config.h feature.h os_unix.h \ ascii.h keymap.h term.h macros.h structs.h regexp.h gui.h beval.h \ [.proto]gui_beval.pro option.h ex_cmds.h proto.h globals.h \ diff --git a/src/Makefile b/src/Makefile index 503fe0375..bcfc5132a 100644 --- a/src/Makefile +++ b/src/Makefile @@ -1612,6 +1612,7 @@ BASIC_SRC = \ json.c \ list.c \ main.c \ + map.c \ mark.c \ memfile.c \ memline.c \ @@ -1735,6 +1736,7 @@ OBJ_COMMON = \ objects/indent.o \ objects/insexpand.o \ objects/list.o \ + objects/map.o \ objects/mark.o \ objects/memline.o \ objects/menu.o \ @@ -1879,6 +1881,7 @@ PRO_AUTO = \ json.pro \ list.pro \ main.pro \ + map.pro \ mark.pro \ mbyte.pro \ memfile.pro \ @@ -3169,6 +3172,9 @@ objects/list.o: list.c objects/main.o: main.c $(CCC) -o $@ main.c +objects/map.o: map.c + $(CCC) -o $@ map.c + objects/mark.o: mark.c $(CCC) -o $@ mark.c @@ -3604,6 +3610,10 @@ objects/main.o: main.c vim.h protodef.h auto/config.h feature.h os_unix.h \ auto/osdef.h ascii.h keymap.h term.h macros.h option.h beval.h \ proto/gui_beval.pro structs.h regexp.h gui.h alloc.h ex_cmds.h spell.h \ proto.h globals.h +objects/map.o: map.c vim.h protodef.h auto/config.h feature.h os_unix.h \ + auto/osdef.h ascii.h keymap.h term.h macros.h option.h beval.h \ + proto/gui_beval.pro structs.h regexp.h gui.h alloc.h ex_cmds.h spell.h \ + proto.h globals.h objects/mark.o: mark.c vim.h protodef.h auto/config.h feature.h os_unix.h \ auto/osdef.h ascii.h keymap.h term.h macros.h option.h beval.h \ proto/gui_beval.pro structs.h regexp.h gui.h alloc.h ex_cmds.h spell.h \ diff --git a/src/README.md b/src/README.md index f8eb9c4c7..c02a69648 100644 --- a/src/README.md +++ b/src/README.md @@ -38,6 +38,7 @@ highlight.c | syntax highlighting indent.c | C and Lisp indentation insexpand.c | Insert mode completion mark.c | marks +map.c | mapping and abbreviations mbyte.c | multi-byte character handling memfile.c | storing lines for buffers in a swapfile memline.c | storing lines for buffers in memory diff --git a/src/buffer.c b/src/buffer.c index 4e60751eb..3251e37d6 100644 --- a/src/buffer.c +++ b/src/buffer.c @@ -951,10 +951,8 @@ free_buffer_stuff( #ifdef FEAT_NETBEANS_INTG netbeans_file_killed(buf); #endif -#ifdef FEAT_LOCALMAP map_clear_int(buf, MAP_ALL_MODES, TRUE, FALSE); /* clear local mappings */ map_clear_int(buf, MAP_ALL_MODES, TRUE, TRUE); /* clear local abbrevs */ -#endif VIM_CLEAR(buf->b_start_fenc); } diff --git a/src/evalfunc.c b/src/evalfunc.c index 8253df820..7eff7ad35 100644 --- a/src/evalfunc.c +++ b/src/evalfunc.c @@ -6189,9 +6189,7 @@ f_has(typval_T *argvars, typval_T *rettv) "lispindent", #endif "listcmds", -#ifdef FEAT_LOCALMAP "localmap", -#endif #ifdef FEAT_LUA # ifndef DYNAMIC_LUA "lua", @@ -7396,84 +7394,6 @@ f_localtime(typval_T *argvars UNUSED, typval_T *rettv) rettv->vval.v_number = (varnumber_T)time(NULL); } - static void -get_maparg(typval_T *argvars, typval_T *rettv, int exact) -{ - char_u *keys; - char_u *which; - char_u buf[NUMBUFLEN]; - char_u *keys_buf = NULL; - char_u *rhs; - int mode; - int abbr = FALSE; - int get_dict = FALSE; - mapblock_T *mp; - int buffer_local; - - /* return empty string for failure */ - rettv->v_type = VAR_STRING; - rettv->vval.v_string = NULL; - - keys = tv_get_string(&argvars[0]); - if (*keys == NUL) - return; - - if (argvars[1].v_type != VAR_UNKNOWN) - { - which = tv_get_string_buf_chk(&argvars[1], buf); - if (argvars[2].v_type != VAR_UNKNOWN) - { - abbr = (int)tv_get_number(&argvars[2]); - if (argvars[3].v_type != VAR_UNKNOWN) - get_dict = (int)tv_get_number(&argvars[3]); - } - } - else - which = (char_u *)""; - if (which == NULL) - return; - - mode = get_map_mode(&which, 0); - - keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, FALSE); - rhs = check_map(keys, mode, exact, FALSE, abbr, &mp, &buffer_local); - vim_free(keys_buf); - - if (!get_dict) - { - /* Return a string. */ - if (rhs != NULL) - { - if (*rhs == NUL) - rettv->vval.v_string = vim_strsave((char_u *)"<Nop>"); - else - rettv->vval.v_string = str2special_save(rhs, FALSE); - } - - } - else if (rettv_dict_alloc(rettv) != FAIL && rhs != NULL) - { - /* Return a dictionary. */ - char_u *lhs = str2special_save(mp->m_keys, TRUE); - char_u *mapmode = map_mode_to_chars(mp->m_mode); - dict_T *dict = rettv->vval.v_dict; - - dict_add_string(dict, "lhs", lhs); - dict_add_string(dict, "rhs", mp->m_orig_str); - dict_add_number(dict, "noremap", mp->m_noremap ? 1L : 0L); - dict_add_number(dict, "expr", mp->m_expr ? 1L : 0L); - dict_add_number(dict, "silent", mp->m_silent ? 1L : 0L); - dict_add_number(dict, "sid", (long)mp->m_script_ctx.sc_sid); - dict_add_number(dict, "lnum", (long)mp->m_script_ctx.sc_lnum); - dict_add_number(dict, "buffer", (long)buffer_local); - dict_add_number(dict, "nowait", mp->m_nowait ? 1L : 0L); - dict_add_string(dict, "mode", mapmode); - - vim_free(lhs); - vim_free(mapmode); - } -} - #ifdef FEAT_FLOAT /* * "log()" function diff --git a/src/ex_docmd.c b/src/ex_docmd.c index 1ddd28ffe..514985633 100644 --- a/src/ex_docmd.c +++ b/src/ex_docmd.c @@ -29,11 +29,6 @@ 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 @@ -231,7 +226,6 @@ 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) @@ -5347,61 +5341,6 @@ getargopt(exarg_T *eap) 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) { @@ -7782,25 +7721,6 @@ do_sleep(long msec) (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). */ diff --git a/src/feature.h b/src/feature.h index e46947daf..e2166a135 100644 --- a/src/feature.h +++ b/src/feature.h @@ -166,10 +166,8 @@ /* * +localmap Mappings and abbreviations local to a buffer. + * Now always included. */ -#ifdef FEAT_NORMAL -# define FEAT_LOCALMAP -#endif /* * +insert_expand CTRL-N/CTRL-P/CTRL-X in insert mode. Takes about diff --git a/src/getchar.c b/src/getchar.c index 0048ae0f6..8c1a01a3e 100644 --- a/src/getchar.c +++ b/src/getchar.c @@ -52,26 +52,6 @@ static int typeahead_char = 0; /* typeahead char that's not flushed */ */ static int block_redo = FALSE; -/* - * Make a hash value for a mapping. - * "mode" is the lower 4 bits of the State for the mapping. - * "c1" is the first character of the "lhs". - * Returns a value between 0 and 255, index in maphash. - * Put Normal/Visual mode mappings mostly separately from Insert/Cmdline mode. - */ -#define MAP_HASH(mode, c1) (((mode) & (NORMAL + VISUAL + SELECTMODE + OP_PENDING + TERMINAL)) ? (c1) : ((c1) ^ 0x80)) - -/* - * Each mapping is put in one of the 256 hash lists, to speed up finding it. - */ -static mapblock_T *(maphash[256]); -static int maphash_valid = FALSE; - -/* - * List used for abbreviations. - */ -static mapblock_T *first_abbr = NULL; /* first entry in abbrlist */ - static int KeyNoremap = 0; /* remapping flags */ /* @@ -113,13 +93,7 @@ static void init_typebuf(void); static void may_sync_undo(void); static void closescript(void); static int vgetorpeek(int); -static void map_free(mapblock_T **); -static void validate_maphash(void); -static void showmap(mapblock_T *mp, int local); static int inchar(char_u *buf, int maxlen, long wait_time); -#ifdef FEAT_EVAL -static char_u *eval_map_expr(char_u *str, int c); -#endif /* * Free and clear a buffer. @@ -911,6 +885,15 @@ init_typebuf(void) } /* + * Returns TRUE when keys cannot be remapped. + */ + int +noremap_keys(void) +{ + return KeyNoremap & (RM_NONE|RM_SCRIPT); +} + +/* * Insert a string in position 'offset' in the typeahead buffer (for "@r" * and ":normal" command, vgetorpeek() and check_termcode()). * @@ -1962,9 +1945,7 @@ vgetorpeek(int advance) int keylen; char_u *s; mapblock_T *mp; -#ifdef FEAT_LOCALMAP mapblock_T *mp2; -#endif mapblock_T *mp_match; int mp_match_len = 0; int timedout = FALSE; /* waited for more than 1 second @@ -2112,7 +2093,7 @@ vgetorpeek(int advance) mp = NULL; max_mlen = 0; c1 = typebuf.tb_buf[typebuf.tb_off]; - if (no_mapping == 0 && maphash_valid + if (no_mapping == 0 && is_maphash_valid() && (no_zero_mapping == 0 || c1 != '0') && (typebuf.tb_maplen == 0 || (p_remap @@ -2141,19 +2122,15 @@ vgetorpeek(int advance) nolmaplen = 0; } #endif -#ifdef FEAT_LOCALMAP - /* First try buffer-local mappings. */ - mp = curbuf->b_maphash[MAP_HASH(local_State, c1)]; - mp2 = maphash[MAP_HASH(local_State, c1)]; + // First try buffer-local mappings. + mp = get_buf_maphash_list(local_State, c1); + mp2 = get_maphash_list(local_State, c1); if (mp == NULL) { - /* There are no buffer-local mappings. */ + // There are no buffer-local mappings. mp = mp2; mp2 = NULL; } -#else - mp = maphash[MAP_HASH(local_State, c1)]; -#endif /* * Loop until a partly matching mapping is found or * all (local) mappings have been checked. @@ -2164,10 +2141,8 @@ vgetorpeek(int advance) mp_match = NULL; mp_match_len = 0; for ( ; mp != NULL; -#ifdef FEAT_LOCALMAP - mp->m_next == NULL ? (mp = mp2, mp2 = NULL) : -#endif - (mp = mp->m_next)) + mp->m_next == NULL ? (mp = mp2, mp2 = NULL) + : (mp = mp->m_next)) { /* * Only consider an entry if the first character @@ -3194,2196 +3169,3 @@ input_available(void) ); } #endif - -/* - * map[!] : show all key mappings - * map[!] {lhs} : show key mapping for {lhs} - * map[!] {lhs} {rhs} : set key mapping for {lhs} to {rhs} - * noremap[!] {lhs} {rhs} : same, but no remapping for {rhs} - * unmap[!] {lhs} : remove key mapping for {lhs} - * abbr : show all abbreviations - * abbr {lhs} : show abbreviations for {lhs} - * abbr {lhs} {rhs} : set abbreviation for {lhs} to {rhs} - * noreabbr {lhs} {rhs} : same, but no remapping for {rhs} - * unabbr {lhs} : remove abbreviation for {lhs} - * - * maptype: 0 for :map, 1 for :unmap, 2 for noremap. - * - * arg is pointer to any arguments. Note: arg cannot be a read-only string, - * it will be modified. - * - * for :map mode is NORMAL + VISUAL + SELECTMODE + OP_PENDING - * for :map! mode is INSERT + CMDLINE - * for :cmap mode is CMDLINE - * for :imap mode is INSERT - * for :lmap mode is LANGMAP - * for :nmap mode is NORMAL - * for :vmap mode is VISUAL + SELECTMODE - * for :xmap mode is VISUAL - * for :smap mode is SELECTMODE - * for :omap mode is OP_PENDING - * for :tmap mode is TERMINAL - * - * for :abbr mode is INSERT + CMDLINE - * for :iabbr mode is INSERT - * for :cabbr mode is CMDLINE - * - * Return 0 for success - * 1 for invalid arguments - * 2 for no match - * 4 for out of mem - * 5 for entry not unique - */ - int -do_map( - int maptype, - char_u *arg, - int mode, - int abbrev) /* not a mapping but an abbreviation */ -{ - char_u *keys; - mapblock_T *mp, **mpp; - char_u *rhs; - char_u *p; - int n; - int len = 0; /* init for GCC */ - char_u *newstr; - int hasarg; - int haskey; - int did_it = FALSE; -#ifdef FEAT_LOCALMAP - int did_local = FALSE; -#endif - int round; - char_u *keys_buf = NULL; - char_u *arg_buf = NULL; - int retval = 0; - int do_backslash; - int hash; - int new_hash; - mapblock_T **abbr_table; - mapblock_T **map_table; - int unique = FALSE; - int nowait = FALSE; - int silent = FALSE; - int special = FALSE; -#ifdef FEAT_EVAL - int expr = FALSE; -#endif - int noremap; - char_u *orig_rhs; - - keys = arg; - map_table = maphash; - abbr_table = &first_abbr; - - /* For ":noremap" don't remap, otherwise do remap. */ - if (maptype == 2) - noremap = REMAP_NONE; - else - noremap = REMAP_YES; - - /* Accept <buffer>, <nowait>, <silent>, <expr> <script> and <unique> in - * any order. */ - for (;;) - { -#ifdef FEAT_LOCALMAP - /* - * Check for "<buffer>": mapping local to buffer. - */ - if (STRNCMP(keys, "<buffer>", 8) == 0) - { - keys = skipwhite(keys + 8); - map_table = curbuf->b_maphash; - abbr_table = &curbuf->b_first_abbr; - continue; - } -#endif - - /* - * Check for "<nowait>": don't wait for more characters. - */ - if (STRNCMP(keys, "<nowait>", 8) == 0) - { - keys = skipwhite(keys + 8); - nowait = TRUE; - continue; - } - - /* - * Check for "<silent>": don't echo commands. - */ - if (STRNCMP(keys, "<silent>", 8) == 0) - { - keys = skipwhite(keys + 8); - silent = TRUE; - continue; - } - - /* - * Check for "<special>": accept special keys in <> - */ - if (STRNCMP(keys, "<special>", 9) == 0) - { - keys = skipwhite(keys + 9); - special = TRUE; - continue; - } - -#ifdef FEAT_EVAL - /* - * Check for "<script>": remap script-local mappings only - */ - if (STRNCMP(keys, "<script>", 8) == 0) - { - keys = skipwhite(keys + 8); - noremap = REMAP_SCRIPT; - continue; - } - - /* - * Check for "<expr>": {rhs} is an expression. - */ - if (STRNCMP(keys, "<expr>", 6) == 0) - { - keys = skipwhite(keys + 6); - expr = TRUE; - continue; - } -#endif - /* - * Check for "<unique>": don't overwrite an existing mapping. - */ - if (STRNCMP(keys, "<unique>", 8) == 0) - { - keys = skipwhite(keys + 8); - unique = TRUE; - continue; - } - break; - } - - validate_maphash(); - - /* - * Find end of keys and skip CTRL-Vs (and backslashes) in it. - * Accept backslash like CTRL-V when 'cpoptions' does not contain 'B'. - * with :unmap white space is included in the keys, no argument possible. - */ - p = keys; - do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL); - while (*p && (maptype == 1 || !VIM_ISWHITE(*p))) - { - if ((p[0] == Ctrl_V || (do_backslash && p[0] == '\\')) && - p[1] != NUL) - ++p; /* skip CTRL-V or backslash */ - ++p; - } - if (*p != NUL) - *p++ = NUL; - - p = skipwhite(p); - rhs = p; - hasarg = (*rhs != NUL); - haskey = (*keys != NUL); - - /* check for :unmap without argument */ - if (maptype == 1 && !haskey) - { - retval = 1; - goto theend; - } - - /* - * If mapping has been given as ^V<C_UP> say, then replace the term codes - * with the appropriate two bytes. If it is a shifted special key, unshift - * it too, giving another two bytes. - * replace_termcodes() may move the result to allocated memory, which - * needs to be freed later (*keys_buf and *arg_buf). - * replace_termcodes() also removes CTRL-Vs and sometimes backslashes. - */ - if (haskey) - keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, special); - orig_rhs = rhs; - if (hasarg) - { - if (STRICMP(rhs, "<nop>") == 0) /* "<Nop>" means nothing */ - rhs = (char_u *)""; - else - rhs = replace_termcodes(rhs, &arg_buf, FALSE, TRUE, special); - } - - /* - * check arguments and translate function keys - */ - if (haskey) - { - len = (int)STRLEN(keys); - if (len > MAXMAPLEN) /* maximum length of MAXMAPLEN chars */ - { - retval = 1; - goto theend; - } - - if (abbrev && maptype != 1) - { - /* - * If an abbreviation ends in a keyword character, the - * rest must be all keyword-char or all non-keyword-char. - * Otherwise we won't be able to find the start of it in a - * vi-compatible way. - */ - if (has_mbyte) - { - int first, last; - int same = -1; - - first = vim_iswordp(keys); - last = first; - p = keys + (*mb_ptr2len)(keys); - n = 1; - while (p < keys + len) - { - ++n; /* nr of (multi-byte) chars */ - last = vim_iswordp(p); /* type of last char */ - if (same == -1 && last != first) - same = n - 1; /* count of same char type */ - p += (*mb_ptr2len)(p); - } - if (last && n > 2 && same >= 0 && same < n - 1) - { - retval = 1; - goto theend; - } - } - else if (vim_iswordc(keys[len - 1])) // ends in keyword char - for (n = 0; n < len - 2; ++n) - if (vim_iswordc(keys[n]) != vim_iswordc(keys[len - 2])) - { - retval = 1; - goto theend; - } - /* An abbreviation cannot contain white space. */ - for (n = 0; n < len; ++n) - if (VIM_ISWHITE(keys[n])) - { - retval = 1; - goto theend; - } - } - } - - if (haskey && hasarg && abbrev) /* if we will add an abbreviation */ - no_abbr = FALSE; /* reset flag that indicates there are - no abbreviations */ - - if (!haskey || (maptype != 1 && !hasarg)) - msg_start(); - -#ifdef FEAT_LOCALMAP - /* - * Check if a new local mapping wasn't already defined globally. - */ - if (map_table == curbuf->b_maphash && haskey && hasarg && maptype != 1) - { - /* need to loop over all global hash lists */ - for (hash = 0; hash < 256 && !got_int; ++hash) - { - if (abbrev) - { - if (hash != 0) /* there is only one abbreviation list */ - break; - mp = first_abbr; - } - else - mp = maphash[hash]; - for ( ; mp != NULL && !got_int; mp = mp->m_next) - { - /* check entries with the same mode */ - if ((mp->m_mode & mode) != 0 - && mp->m_keylen == len - && unique - && STRNCMP(mp->m_keys, keys, (size_t)len) == 0) - { - if (abbrev) - semsg(_("E224: global abbreviation already exists for %s"), - mp->m_keys); - else - semsg(_("E225: global mapping already exists for %s"), - mp->m_keys); - retval = 5; - goto theend; - } - } - } - } - - /* - * When listing global mappings, also list buffer-local ones here. - */ - if (map_table != curbuf->b_maphash && !hasarg && maptype != 1) - { - /* need to loop over all global hash lists */ - for (hash = 0; hash < 256 && !got_int; ++hash) - { - if (abbrev) - { - if (hash != 0) /* there is only one abbreviation list */ - break; - mp = curbuf->b_first_abbr; - } - else - mp = curbuf->b_maphash[hash]; - for ( ; mp != NULL && !got_int; mp = mp->m_next) - { - /* check entries with the same mode */ - if ((mp->m_mode & mode) != 0) - { - if (!haskey) /* show all entries */ - { - showmap(mp, TRUE); - did_local = TRUE; - } - else - { - n = mp->m_keylen; - if (STRNCMP(mp->m_keys, keys, - (size_t)(n < len ? n : len)) == 0) - { - showmap(mp, TRUE); - did_local = TRUE; - } - } - } - } - } - } -#endif - - /* - * Find an entry in the maphash[] list that matches. - * For :unmap we may loop two times: once to try to unmap an entry with a - * matching 'from' part, a second time, if the first fails, to unmap an - * entry with a matching 'to' part. This was done to allow ":ab foo bar" - * to be unmapped by typing ":unab foo", where "foo" will be replaced by - * "bar" because of the abbreviation. - */ - for (round = 0; (round == 0 || maptype == 1) && round <= 1 - && !did_it && !got_int; ++round) - { - /* need to loop over all hash lists */ - for (hash = 0; hash < 256 && !got_int; ++hash) - { - if (abbrev) - { - if (hash > 0) /* there is only one abbreviation list */ - break; - mpp = abbr_table; - } - else - mpp = &(map_table[hash]); - for (mp = *mpp; mp != NULL && !got_int; mp = *mpp) - { - - if (!(mp->m_mode & mode)) /* skip entries with wrong mode */ - { - mpp = &(mp->m_next); - continue; - } - if (!haskey) /* show all entries */ - { - showmap(mp, map_table != maphash); - did_it = TRUE; - } - else /* do we have a match? */ - { - if (round) /* second round: Try unmap "rhs" string */ - { - n = (int)STRLEN(mp->m_str); - p = mp->m_str; - } - else - { - n = mp->m_keylen; - p = mp->m_keys; - } - if (STRNCMP(p, keys, (size_t)(n < len ? n : len)) == 0) - { - if (maptype == 1) /* delete entry */ - { - /* Only accept a full match. For abbreviations we - * ignore trailing space when matching with the - * "lhs", since an abbreviation can't have - * trailing space. */ - if (n != len && (!abbrev || round || n > len - || *skipwhite(keys + n) != NUL)) - { - mpp = &(mp->m_next); - continue; - } - /* - * We reset the indicated mode bits. If nothing is - * left the entry is deleted below. - */ - mp->m_mode &= ~mode; - did_it = TRUE; /* remember we did something */ - } - else if (!hasarg) /* show matching entry */ - { - showmap(mp, map_table != maphash); - did_it = TRUE; - } - else if (n != len) /* new entry is ambiguous */ - { - mpp = &(mp->m_next); - continue; - } - else if (unique) - { - if (abbrev) - semsg(_("E226: abbreviation already exists for %s"), - p); - else - semsg(_("E227: mapping already exists for %s"), p); - retval = 5; - goto theend; - } - else /* new rhs for existing entry */ - { - mp->m_mode &= ~mode; /* remove mode bits */ - if (mp->m_mode == 0 && !did_it) /* reuse entry */ - { - newstr = vim_strsave(rhs); - if (newstr == NULL) - { - retval = 4; /* no mem */ - goto theend; - } - vim_free(mp->m_str); - mp->m_str = newstr; - vim_free(mp->m_orig_str); - mp->m_orig_str = vim_strsave(orig_rhs); - mp->m_noremap = noremap; - mp->m_nowait = nowait; - mp->m_silent = silent; - mp->m_mode = mode; -#ifdef FEAT_EVAL - mp->m_expr = expr; - mp->m_script_ctx = current_sctx; - mp->m_script_ctx.sc_lnum += sourcing_lnum; -#endif - did_it = TRUE; - } - } - if (mp->m_mode == 0) /* entry can be deleted */ - { - map_free(mpp); - continue; /* continue with *mpp */ - } - - /* - * May need to put this entry into another hash list. - */ - new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]); - if (!abbrev && new_hash != hash) - { - *mpp = mp->m_next; - mp->m_next = map_table[new_hash]; - map_table[new_hash] = mp; - - continue; /* continue with *mpp */ - } - } - } - mpp = &(mp->m_next); - } - } - } - - if (maptype == 1) /* delete entry */ - { - if (!did_it) - retval = 2; /* no match */ - else if (*keys == Ctrl_C) - { - /* If CTRL-C has been unmapped, reuse it for Interrupting. */ -#ifdef FEAT_LOCALMAP - if (map_table == curbuf->b_maphash) - curbuf->b_mapped_ctrl_c &= ~mode; - else -#endif - mapped_ctrl_c &= ~mode; - } - goto theend; - } - - if (!haskey || !hasarg) /* print entries */ - { - if (!did_it -#ifdef FEAT_LOCALMAP - && !did_local -#endif - ) - { - if (abbrev) - msg(_("No abbreviation found")); - else - msg(_("No mapping found")); - } - goto theend; /* listing finished */ - } - - if (did_it) /* have added the new entry already */ - goto theend; - - /* - * Get here when adding a new entry to the maphash[] list or abbrlist. - */ - mp = ALLOC_ONE(mapblock_T); - if (mp == NULL) - { - retval = 4; /* no mem */ - goto theend; - } - - /* If CTRL-C has been mapped, don't always use it for Interrupting. */ - if (*keys == Ctrl_C) - { -#ifdef FEAT_LOCALMAP - if (map_table == curbuf->b_maphash) - curbuf->b_mapped_ctrl_c |= mode; - else -#endif - mapped_ctrl_c |= mode; - } - - mp->m_keys = vim_strsave(keys); - mp->m_str = vim_strsave(rhs); - mp->m_orig_str = vim_strsave(orig_rhs); - if (mp->m_keys == NULL || mp->m_str == NULL) - { - vim_free(mp->m_keys); - vim_free(mp->m_str); - vim_free(mp->m_orig_str); - vim_free(mp); - retval = 4; /* no mem */ - goto theend; - } - mp->m_keylen = (int)STRLEN(mp->m_keys); - mp->m_noremap = noremap; - mp->m_nowait = nowait; - mp->m_silent = silent; - mp->m_mode = mode; -#ifdef FEAT_EVAL - mp->m_expr = expr; - mp->m_script_ctx = current_sctx; - mp->m_script_ctx.sc_lnum += sourcing_lnum; -#endif - - /* add the new entry in front of the abbrlist or maphash[] list */ - if (abbrev) - { - mp->m_next = *abbr_table; - *abbr_table = mp; - } - else - { - n = MAP_HASH(mp->m_mode, mp->m_keys[0]); - mp->m_next = map_table[n]; - map_table[n] = mp; - } - -theend: - vim_free(keys_buf); - vim_free(arg_buf); - return retval; -} - -/* - * Delete one entry from the abbrlist or maphash[]. - * "mpp" is a pointer to the m_next field of the PREVIOUS entry! - */ - static void -map_free(mapblock_T **mpp) -{ - mapblock_T *mp; - - mp = *mpp; - vim_free(mp->m_keys); - vim_free(mp->m_str); - vim_free(mp->m_orig_str); - *mpp = mp->m_next; - vim_free(mp); -} - -/* - * Initialize maphash[] for first use. - */ - static void -validate_maphash(void) -{ - if (!maphash_valid) - { - vim_memset(maphash, 0, sizeof(maphash)); - maphash_valid = TRUE; - } -} - -/* - * Get the mapping mode from the command name. - */ - int -get_map_mode(char_u **cmdp, int forceit) -{ - char_u *p; - int modec; - int mode; - - p = *cmdp; - modec = *p++; - if (modec == 'i') - mode = INSERT; /* :imap */ - else if (modec == 'l') - mode = LANGMAP; /* :lmap */ - else if (modec == 'c') - mode = CMDLINE; /* :cmap */ - else if (modec == 'n' && *p != 'o') /* avoid :noremap */ - mode = NORMAL; /* :nmap */ - else if (modec == 'v') - mode = VISUAL + SELECTMODE; /* :vmap */ - else if (modec == 'x') - mode = VISUAL; /* :xmap */ - else if (modec == 's') - mode = SELECTMODE; /* :smap */ - else if (modec == 'o') - mode = OP_PENDING; /* :omap */ - else if (modec == 't') - mode = TERMINAL; /* :tmap */ - else - { - --p; - if (forceit) - mode = INSERT + CMDLINE; /* :map ! */ - else - mode = VISUAL + SELECTMODE + NORMAL + OP_PENDING;/* :map */ - } - - *cmdp = p; - return mode; -} - -/* - * Clear all mappings or abbreviations. - * 'abbr' should be FALSE for mappings, TRUE for abbreviations. - */ - void -map_clear( - char_u *cmdp, - char_u *arg UNUSED, - int forceit, - int abbr) -{ - int mode; -#ifdef FEAT_LOCALMAP - int local; - - local = (STRCMP(arg, "<buffer>") == 0); - if (!local && *arg != NUL) - { - emsg(_(e_invarg)); - return; - } -#endif - - mode = get_map_mode(&cmdp, forceit); - map_clear_int(curbuf, mode, -#ifdef FEAT_LOCALMAP - local, -#else - FALSE, -#endif - abbr); -} - -/* - * Clear all mappings in "mode". - */ - void -map_clear_int( - buf_T *buf UNUSED, /* buffer for local mappings */ - int mode, /* mode in which to delete */ - int local UNUSED, /* TRUE for buffer-local mappings */ - int abbr) /* TRUE for abbreviations */ -{ - mapblock_T *mp, **mpp; - int hash; - int new_hash; - - validate_maphash(); - - for (hash = 0; hash < 256; ++hash) - { - if (abbr) - { - if (hash > 0) /* there is only one abbrlist */ - break; -#ifdef FEAT_LOCALMAP - if (local) - mpp = &buf->b_first_abbr; - else -#endif - mpp = &first_abbr; - } - else - { -#ifdef FEAT_LOCALMAP - if (local) - mpp = &buf->b_maphash[hash]; - else -#endif - mpp = &maphash[hash]; - } - while (*mpp != NULL) - { - mp = *mpp; - if (mp->m_mode & mode) - { - mp->m_mode &= ~mode; - if (mp->m_mode == 0) /* entry can be deleted */ - { - map_free(mpp); - continue; - } - /* - * May need to put this entry into another hash list. - */ - new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]); - if (!abbr && new_hash != hash) - { - *mpp = mp->m_next; -#ifdef FEAT_LOCALMAP - if (local) - { - mp->m_next = buf->b_maphash[new_hash]; - buf->b_maphash[new_hash] = mp; - } - else -#endif - { - mp->m_next = maphash[new_hash]; - maphash[new_hash] = mp; - } - continue; /* continue with *mpp */ - } - } - mpp = &(mp->m_next); - } - } -} - -/* - * Return characters to represent the map mode in an allocated string. - * Returns NULL when out of memory. - */ - char_u * -map_mode_to_chars(int mode) -{ - garray_T mapmode; - - ga_init2(&mapmode, 1, 7); - - if ((mode & (INSERT + CMDLINE)) == INSERT + CMDLINE) - ga_append(&mapmode, '!'); /* :map! */ - else if (mode & INSERT) - ga_append(&mapmode, 'i'); /* :imap */ - else if (mode & LANGMAP) - ga_append(&mapmode, 'l'); /* :lmap */ - else if (mode & CMDLINE) - ga_append(&mapmode, 'c'); /* :cmap */ - else if ((mode & (NORMAL + VISUAL + SELECTMODE + OP_PENDING)) - == NORMAL + VISUAL + SELECTMODE + OP_PENDING) - ga_append(&mapmode, ' '); /* :map */ - else - { - if (mode & NORMAL) - ga_append(&mapmode, 'n'); /* :nmap */ - if (mode & OP_PENDING) - ga_append(&mapmode, 'o'); /* :omap */ - if (mode & TERMINAL) - ga_append(&mapmode, 't'); /* :tmap */ - if ((mode & (VISUAL + SELECTMODE)) == VISUAL + SELECTMODE) - ga_append(&mapmode, 'v'); /* :vmap */ - else - { - if (mode & VISUAL) - ga_append(&mapmode, 'x'); /* :xmap */ - if (mode & SELECTMODE) - ga_append(&mapmode, 's'); /* :smap */ - } - } - - ga_append(&mapmode, NUL); - return (char_u *)mapmode.ga_data; -} - - static void -showmap( - mapblock_T *mp, - int local) /* TRUE for buffer-local map */ -{ - int len = 1; - char_u *mapchars; - - if (message_filtered(mp->m_keys) && message_filtered(mp->m_str)) - return; - - if (msg_didout || msg_silent != 0) - { - msg_putchar('\n'); - if (got_int) /* 'q' typed at MORE prompt */ - return; - } - - mapchars = map_mode_to_chars(mp->m_mode); - if (mapchars != NULL) - { - msg_puts((char *)mapchars); - len = (int)STRLEN(mapchars); - vim_free(mapchars); - } - - while (++len <= 3) - msg_putchar(' '); - - /* Display the LHS. Get length of what we write. */ - len = msg_outtrans_special(mp->m_keys, TRUE, 0); - do - { - msg_putchar(' '); /* padd with blanks */ - ++len; - } while (len < 12); - - if (mp->m_noremap == REMAP_NONE) - msg_puts_attr("*", HL_ATTR(HLF_8)); - else if (mp->m_noremap == REMAP_SCRIPT) - msg_puts_attr("&", HL_ATTR(HLF_8)); - else - msg_putchar(' '); - - if (local) - msg_putchar('@'); - else - msg_putchar(' '); - - /* Use FALSE below if we only want things like <Up> to show up as such on - * the rhs, and not M-x etc, TRUE gets both -- webb */ - if (*mp->m_str == NUL) - msg_puts_attr("<Nop>", HL_ATTR(HLF_8)); - else - { - /* Remove escaping of CSI, because "m_str" is in a format to be used - * as typeahead. */ - char_u *s = vim_strsave(mp->m_str); - if (s != NULL) - { - vim_unescape_csi(s); - msg_outtrans_special(s, FALSE, 0); - vim_free(s); - } - } -#ifdef FEAT_EVAL - if (p_verbose > 0) - last_set_msg(mp->m_script_ctx); -#endif - out_flush(); /* show one line at a time */ -} - -#if defined(FEAT_EVAL) || defined(PROTO) -/* - * Return TRUE if a map exists that has "str" in the rhs for mode "modechars". - * Recognize termcap codes in "str". - * Also checks mappings local to the current buffer. - */ - int -map_to_exists(char_u *str, char_u *modechars, int abbr) -{ - int mode = 0; - char_u *rhs; - char_u *buf; - int retval; - - rhs = replace_termcodes(str, &buf, FALSE, TRUE, FALSE); - - if (vim_strchr(modechars, 'n') != NULL) - mode |= NORMAL; - if (vim_strchr(modechars, 'v') != NULL) - mode |= VISUAL + SELECTMODE; - if (vim_strchr(modechars, 'x') != NULL) - mode |= VISUAL; - if (vim_strchr(modechars, 's') != NULL) - mode |= SELECTMODE; - if (vim_strchr(modechars, 'o') != NULL) - mode |= OP_PENDING; - if (vim_strchr(modechars, 'i') != NULL) - mode |= INSERT; - if (vim_strchr(modechars, 'l') != NULL) - mode |= LANGMAP; - if (vim_strchr(modechars, 'c') != NULL) - mode |= CMDLINE; - - retval = map_to_exists_mode(rhs, mode, abbr); - vim_free(buf); - - return retval; -} -#endif - -/* - * Return TRUE if a map exists that has "str" in the rhs for mode "mode". - * Also checks mappings local to the current buffer. - */ - int -map_to_exists_mode(char_u *rhs, int mode, int abbr) -{ - mapblock_T *mp; - int hash; -# ifdef FEAT_LOCALMAP - int exp_buffer = FALSE; - - validate_maphash(); - - /* Do it twice: once for global maps and once for local maps. */ - for (;;) - { -# endif - for (hash = 0; hash < 256; ++hash) - { - if (abbr) - { - if (hash > 0) /* there is only one abbr list */ - break; -#ifdef FEAT_LOCALMAP - if (exp_buffer) - mp = curbuf->b_first_abbr; - else -#endif - mp = first_abbr; - } -# ifdef FEAT_LOCALMAP - else if (exp_buffer) - mp = curbuf->b_maphash[hash]; -# endif - else - mp = maphash[hash]; - for (; mp; mp = mp->m_next) - { - if ((mp->m_mode & mode) - && strstr((char *)mp->m_str, (char *)rhs) != NULL) - return TRUE; - } - } -# ifdef FEAT_LOCALMAP - if (exp_buffer) - break; - exp_buffer = TRUE; - } -# endif - - return FALSE; -} - -#if defined(FEAT_CMDL_COMPL) || defined(PROTO) -/* - * Used below when expanding mapping/abbreviation names. - */ -static int expand_mapmodes = 0; -static int expand_isabbrev = 0; -#ifdef FEAT_LOCALMAP -static int expand_buffer = FALSE; -#endif - -/* - * Work out what to complete when doing command line completion of mapping - * or abbreviation names. - */ - char_u * -set_context_in_map_cmd( - expand_T *xp, - char_u *cmd, - char_u *arg, - int forceit, /* TRUE if '!' given */ - int isabbrev, /* TRUE if abbreviation */ - int isunmap, /* TRUE if unmap/unabbrev command */ - cmdidx_T cmdidx) -{ - if (forceit && cmdidx != CMD_map && cmdidx != CMD_unmap) - xp->xp_context = EXPAND_NOTHING; - else - { - if (isunmap) - expand_mapmodes = get_map_mode(&cmd, forceit || isabbrev); - else - { - expand_mapmodes = INSERT + CMDLINE; - if (!isabbrev) - expand_mapmodes += VISUAL + SELECTMODE + NORMAL + OP_PENDING; - } - expand_isabbrev = isabbrev; - xp->xp_context = EXPAND_MAPPINGS; -#ifdef FEAT_LOCALMAP - expand_buffer = FALSE; -#endif - for (;;) - { -#ifdef FEAT_LOCALMAP - if (STRNCMP(arg, "<buffer>", 8) == 0) - { - expand_buffer = TRUE; - arg = skipwhite(arg + 8); - continue; - } -#endif - if (STRNCMP(arg, "<unique>", 8) == 0) - { - arg = skipwhite(arg + 8); - continue; - } - if (STRNCMP(arg, "<nowait>", 8) == 0) - { - arg = skipwhite(arg + 8); - continue; - } - if (STRNCMP(arg, "<silent>", 8) == 0) - { - arg = skipwhite(arg + 8); - continue; - } - if (STRNCMP(arg, "<special>", 9) == 0) - { - arg = skipwhite(arg + 9); - continue; - } -#ifdef FEAT_EVAL - if (STRNCMP(arg, "<script>", 8) == 0) - { - arg = skipwhite(arg + 8); - continue; - } - if (STRNCMP(arg, "<expr>", 6) == 0) - { - arg = skipwhite(arg + 6); - continue; - } -#endif - break; - } - xp->xp_pattern = arg; - } - - return NULL; -} - -/* - * Find all mapping/abbreviation names that match regexp "regmatch"'. - * For command line expansion of ":[un]map" and ":[un]abbrev" in all modes. - * Return OK if matches found, FAIL otherwise. - */ - int -ExpandMappings( - regmatch_T *regmatch, - int *num_file, - char_u ***file) -{ - mapblock_T *mp; - int hash; - int count; - int round; - char_u *p; - int i; - - validate_maphash(); - - *num_file = 0; /* return values in case of FAIL */ - *file = NULL; - - /* - * round == 1: Count the matches. - * round == 2: Build the array to keep the matches. - */ - for (round = 1; round <= 2; ++round) - { - count = 0; - - for (i = 0; i < 7; ++i) - { - if (i == 0) - p = (char_u *)"<silent>"; - else if (i == 1) - p = (char_u *)"<unique>"; -#ifdef FEAT_EVAL - else if (i == 2) - p = (char_u *)"<script>"; - else if (i == 3) - p = (char_u *)"<expr>"; -#endif -#ifdef FEAT_LOCALMAP - else if (i == 4 && !expand_buffer) - p = (char_u *)"<buffer>"; -#endif - else if (i == 5) - p = (char_u *)"<nowait>"; - else if (i == 6) - p = (char_u *)"<special>"; - else - continue; - - if (vim_regexec(regmatch, p, (colnr_T)0)) - { - if (round == 1) - ++count; - else - (*file)[count++] = vim_strsave(p); - } - } - - for (hash = 0; hash < 256; ++hash) - { - if (expand_isabbrev) - { - if (hash > 0) /* only one abbrev list */ - break; /* for (hash) */ - mp = first_abbr; - } -#ifdef FEAT_LOCALMAP - else if (expand_buffer) - mp = curbuf->b_maphash[hash]; -#endif - else - mp = maphash[hash]; - for (; mp; mp = mp->m_next) - { - if (mp->m_mode & expand_mapmodes) - { - p = translate_mapping(mp->m_keys); - if (p != NULL && vim_regexec(regmatch, p, (colnr_T)0)) - { - if (round == 1) - ++count; - else - { - (*file)[count++] = p; - p = NULL; - } - } - vim_free(p); - } - } /* for (mp) */ - } /* for (hash) */ - - if (count == 0) /* no match found */ - break; /* for (round) */ - - if (round == 1) - { - *file = ALLOC_MULT(char_u *, count); - if (*file == NULL) - return FAIL; - } - } /* for (round) */ - - if (count > 1) - { - char_u **ptr1; - char_u **ptr2; - char_u **ptr3; - - /* Sort the matches */ - sort_strings(*file, count); - - /* Remove multiple entries */ - ptr1 = *file; - ptr2 = ptr1 + 1; - ptr3 = ptr1 + count; - - while (ptr2 < ptr3) - { - if (STRCMP(*ptr1, *ptr2)) - *++ptr1 = *ptr2++; - else - { - vim_free(*ptr2++); - count--; - } - } - } - - *num_file = count; - return (count == 0 ? FAIL : OK); -} -#endif /* FEAT_CMDL_COMPL */ - -/* - * Check for an abbreviation. - * Cursor is at ptr[col]. - * When inserting, mincol is where insert started. - * For the command line, mincol is what is to be skipped over. - * "c" is the character typed before check_abbr was called. It may have - * ABBR_OFF added to avoid prepending a CTRL-V to it. - * - * Historic vi practice: The last character of an abbreviation must be an id - * character ([a-zA-Z0-9_]). The characters in front of it must be all id - * characters or all non-id characters. This allows for abbr. "#i" to - * "#include". - * - * Vim addition: Allow for abbreviations that end in a non-keyword character. - * Then there must be white space before the abbr. - * - * return TRUE if there is an abbreviation, FALSE if not - */ - int -check_abbr( - int c, - char_u *ptr, - int col, - int mincol) -{ - int len; - int scol; /* starting column of the abbr. */ - int j; - char_u *s; - char_u tb[MB_MAXBYTES + 4]; - mapblock_T *mp; -#ifdef FEAT_LOCALMAP - mapblock_T *mp2; -#endif - int clen = 0; /* length in characters */ - int is_id = TRUE; - int vim_abbr; - - if (typebuf.tb_no_abbr_cnt) /* abbrev. are not recursive */ - return FALSE; - - /* no remapping implies no abbreviation, except for CTRL-] */ - if ((KeyNoremap & (RM_NONE|RM_SCRIPT)) != 0 && c != Ctrl_RSB) - return FALSE; - - /* - * Check for word before the cursor: If it ends in a keyword char all - * chars before it must be keyword chars or non-keyword chars, but not - * white space. If it ends in a non-keyword char we accept any characters - * before it except white space. - */ - if (col == 0) /* cannot be an abbr. */ - return FALSE; - - if (has_mbyte) - { - char_u *p; - - p = mb_prevptr(ptr, ptr + col); - if (!vim_iswordp(p)) - vim_abbr = TRUE; /* Vim added abbr. */ - else - { - vim_abbr = FALSE; /* vi compatible abbr. */ - if (p > ptr) - is_id = vim_iswordp(mb_prevptr(ptr, p)); - } - clen = 1; - while (p > ptr + mincol) - { - p = mb_prevptr(ptr, p); - if (vim_isspace(*p) || (!vim_abbr && is_id != vim_iswordp(p))) - { - p += (*mb_ptr2len)(p); - break; - } - ++clen; - } - scol = (int)(p - ptr); - } - else - { - if (!vim_iswordc(ptr[col - 1])) - vim_abbr = TRUE; /* Vim added abbr. */ - else - { - vim_abbr = FALSE; /* vi compatible abbr. */ - if (col > 1) - is_id = vim_iswordc(ptr[col - 2]); - } - for (scol = col - 1; scol > 0 && !vim_isspace(ptr[scol - 1]) - && (vim_abbr || is_id == vim_iswordc(ptr[scol - 1])); --scol) - ; - } - - if (scol < mincol) - scol = mincol; - if (scol < col) /* there is a word in front of the cursor */ - { - ptr += scol; - len = col - scol; -#ifdef FEAT_LOCALMAP - mp = curbuf->b_first_abbr; - mp2 = first_abbr; - if (mp == NULL) - { - mp = mp2; - mp2 = NULL; - } -#else - mp = first_abbr; -#endif - for ( ; mp; -#ifdef FEAT_LOCALMAP - mp->m_next == NULL ? (mp = mp2, mp2 = NULL) : -#endif - (mp = mp->m_next)) - { - int qlen = mp->m_keylen; - char_u *q = mp->m_keys; - int match; - - if (vim_strbyte(mp->m_keys, K_SPECIAL) != NULL) - { - char_u *qe = vim_strsave(mp->m_keys); - - /* might have CSI escaped mp->m_keys */ - if (qe != NULL) - { - q = qe; - vim_unescape_csi(q); - qlen = (int)STRLEN(q); - } - } - - /* find entries with right mode and keys */ - match = (mp->m_mode & State) - && qlen == len - && !STRNCMP(q, ptr, (size_t)len); - if (q != mp->m_keys) - vim_free(q); - if (match) - break; - } - if (mp != NULL) - { - /* - * Found a match: - * Insert the rest of the abbreviation in typebuf.tb_buf[]. - * This goes from end to start. - * - * Characters 0x000 - 0x100: normal chars, may need CTRL-V, - * except K_SPECIAL: Becomes K_SPECIAL KS_SPECIAL KE_FILLER - * Characters where IS_SPECIAL() == TRUE: key codes, need - * K_SPECIAL. Other characters (with ABBR_OFF): don't use CTRL-V. - * - * Character CTRL-] is treated specially - it completes the - * abbreviation, but is not inserted into the input stream. - */ - j = 0; - if (c != Ctrl_RSB) - { - /* special key code, split up */ - if (IS_SPECIAL(c) || c == K_SPECIAL) - { - tb[j++] = K_SPECIAL; - tb[j++] = K_SECOND(c); - tb[j++] = K_THIRD(c); - } - else - { - if (c < ABBR_OFF && (c < ' ' || c > '~')) - tb[j++] = Ctrl_V; /* special char needs CTRL-V */ - if (has_mbyte) - { - /* if ABBR_OFF has been added, remove it here */ - if (c >= ABBR_OFF) - c -= ABBR_OFF; - j += (*mb_char2bytes)(c, tb + j); - } - else - tb[j++] = c; - } - tb[j] = NUL; - /* insert the last typed char */ - (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent); - } -#ifdef FEAT_EVAL - if (mp->m_expr) - s = eval_map_expr(mp->m_str, c); - else -#endif - s = mp->m_str; - if (s != NULL) - { - /* insert the to string */ - (void)ins_typebuf(s, mp->m_noremap, 0, TRUE, mp->m_silent); - /* no abbrev. for these chars */ - typebuf.tb_no_abbr_cnt += (int)STRLEN(s) + j + 1; -#ifdef FEAT_EVAL - if (mp->m_expr) - vim_free(s); -#endif - } - - tb[0] = Ctrl_H; - tb[1] = NUL; - if (has_mbyte) - len = clen; /* Delete characters instead of bytes */ - while (len-- > 0) /* delete the from string */ - (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent); - return TRUE; - } - } - return FALSE; -} - -#ifdef FEAT_EVAL -/* - * Evaluate the RHS of a mapping or abbreviations and take care of escaping - * special characters. - */ - static char_u * -eval_map_expr( - char_u *str, - int c) /* NUL or typed character for abbreviation */ -{ - char_u *res; - char_u *p; - char_u *expr; - pos_T save_cursor; - int save_msg_col; - int save_msg_row; - - /* Remove escaping of CSI, because "str" is in a format to be used as - * typeahead. */ - expr = vim_strsave(str); - if (expr == NULL) - return NULL; - vim_unescape_csi(expr); - - /* Forbid changing text or using ":normal" to avoid most of the bad side - * effects. Also restore the cursor position. */ - ++textlock; - ++ex_normal_lock; - set_vim_var_char(c); /* set v:char to the typed character */ - save_cursor = curwin->w_cursor; - save_msg_col = msg_col; - save_msg_row = msg_row; - p = eval_to_string(expr, NULL, FALSE); - --textlock; - --ex_normal_lock; - curwin->w_cursor = save_cursor; - msg_col = save_msg_col; - msg_row = save_msg_row; - - vim_free(expr); - - if (p == NULL) - return NULL; - /* Escape CSI in the result to be able to use the string as typeahead. */ - res = vim_strsave_escape_csi(p); - vim_free(p); - - return res; -} -#endif - -/* - * Copy "p" to allocated memory, escaping K_SPECIAL and CSI so that the result - * can be put in the typeahead buffer. - * Returns NULL when out of memory. - */ - char_u * -vim_strsave_escape_csi( - char_u *p) -{ - char_u *res; - char_u *s, *d; - - /* Need a buffer to hold up to three times as much. Four in case of an - * illegal utf-8 byte: - * 0xc0 -> 0xc3 0x80 -> 0xc3 K_SPECIAL KS_SPECIAL KE_FILLER */ - res = alloc(STRLEN(p) * 4 + 1); - if (res != NULL) - { - d = res; - for (s = p; *s != NUL; ) - { - if (s[0] == K_SPECIAL && s[1] != NUL && s[2] != NUL) - { - /* Copy special key unmodified. */ - *d++ = *s++; - *d++ = *s++; - *d++ = *s++; - } - else - { - /* Add character, possibly multi-byte to destination, escaping - * CSI and K_SPECIAL. Be careful, it can be an illegal byte! */ - d = add_char2buf(PTR2CHAR(s), d); - s += MB_CPTR2LEN(s); - } - } - *d = NUL; - } - return res; -} - -/* - * Remove escaping from CSI and K_SPECIAL characters. Reverse of - * vim_strsave_escape_csi(). Works in-place. - */ - void -vim_unescape_csi(char_u *p) -{ - char_u *s = p, *d = p; - - while (*s != NUL) - { - if (s[0] == K_SPECIAL && s[1] == KS_SPECIAL && s[2] == KE_FILLER) - { - *d++ = K_SPECIAL; - s += 3; - } - else if ((s[0] == K_SPECIAL || s[0] == CSI) - && s[1] == KS_EXTRA && s[2] == (int)KE_CSI) - { - *d++ = CSI; - s += 3; - } - else - *d++ = *s++; - } - *d = NUL; -} - -/* - * Write map commands for the current mappings to an .exrc file. - * Return FAIL on error, OK otherwise. - */ - int -makemap( - FILE *fd, - buf_T *buf) /* buffer for local mappings or NULL */ -{ - mapblock_T *mp; - char_u c1, c2, c3; - char_u *p; - char *cmd; - int abbr; - int hash; - int did_cpo = FALSE; - int i; - - validate_maphash(); - - /* - * Do the loop twice: Once for mappings, once for abbreviations. - * Then loop over all map hash lists. - */ - for (abbr = 0; abbr < 2; ++abbr) - for (hash = 0; hash < 256; ++hash) - { - if (abbr) - { - if (hash > 0) /* there is only one abbr list */ - break; -#ifdef FEAT_LOCALMAP - if (buf != NULL) - mp = buf->b_first_abbr; - else -#endif - mp = first_abbr; - } - else - { -#ifdef FEAT_LOCALMAP - if (buf != NULL) - mp = buf->b_maphash[hash]; - else -#endif - mp = maphash[hash]; - } - - for ( ; mp; mp = mp->m_next) - { - /* skip script-local mappings */ - if (mp->m_noremap == REMAP_SCRIPT) - continue; - - /* skip mappings that contain a <SNR> (script-local thing), - * they probably don't work when loaded again */ - for (p = mp->m_str; *p != NUL; ++p) - if (p[0] == K_SPECIAL && p[1] == KS_EXTRA - && p[2] == (int)KE_SNR) - break; - if (*p != NUL) - continue; - - /* It's possible to create a mapping and then ":unmap" certain - * modes. We recreate this here by mapping the individual - * modes, which requires up to three of them. */ - c1 = NUL; - c2 = NUL; - c3 = NUL; - if (abbr) - cmd = "abbr"; - else - cmd = "map"; - switch (mp->m_mode) - { - case NORMAL + VISUAL + SELECTMODE + OP_PENDING: - break; - case NORMAL: - c1 = 'n'; - break; - case VISUAL: - c1 = 'x'; - break; - case SELECTMODE: - c1 = 's'; - break; - case OP_PENDING: - c1 = 'o'; - break; - case NORMAL + VISUAL: - c1 = 'n'; - c2 = 'x'; - break; - case NORMAL + SELECTMODE: - c1 = 'n'; - c2 = 's'; - break; - case NORMAL + OP_PENDING: - c1 = 'n'; - c2 = 'o'; - break; - case VISUAL + SELECTMODE: - c1 = 'v'; - break; - case VISUAL + OP_PENDING: - c1 = 'x'; - c2 = 'o'; - break; - case SELECTMODE + OP_PENDING: - c1 = 's'; - c2 = 'o'; - break; - case NORMAL + VISUAL + SELECTMODE: - c1 = 'n'; - c2 = 'v'; - break; - case NORMAL + VISUAL + OP_PENDING: - c1 = 'n'; - c2 = 'x'; - c3 = 'o'; - break; - case NORMAL + SELECTMODE + OP_PENDING: - c1 = 'n'; - c2 = 's'; - c3 = 'o'; - break; - case VISUAL + SELECTMODE + OP_PENDING: - c1 = 'v'; - c2 = 'o'; - break; - case CMDLINE + INSERT: - if (!abbr) - cmd = "map!"; - break; - case CMDLINE: - c1 = 'c'; - break; - case INSERT: - c1 = 'i'; - break; - case LANGMAP: - c1 = 'l'; - break; - case TERMINAL: - c1 = 't'; - break; - default: - iemsg(_("E228: makemap: Illegal mode")); - return FAIL; - } - do /* do this twice if c2 is set, 3 times with c3 */ - { - /* When outputting <> form, need to make sure that 'cpo' - * is set to the Vim default. */ - if (!did_cpo) - { - if (*mp->m_str == NUL) /* will use <Nop> */ - did_cpo = TRUE; - else - for (i = 0; i < 2; ++i) - for (p = (i ? mp->m_str : mp->m_keys); *p; ++p) - if (*p == K_SPECIAL || *p == NL) - did_cpo = TRUE; - if (did_cpo) - { - if (fprintf(fd, "let s:cpo_save=&cpo") < 0 - || put_eol(fd) < 0 - || fprintf(fd, "set cpo&vim") < 0 - || put_eol(fd) < 0) - return FAIL; - } - } - if (c1 && putc(c1, fd) < 0) - return FAIL; - if (mp->m_noremap != REMAP_YES && fprintf(fd, "nore") < 0) - return FAIL; - if (fputs(cmd, fd) < 0) - return FAIL; - if (buf != NULL && fputs(" <buffer>", fd) < 0) - return FAIL; - if (mp->m_nowait && fputs(" <nowait>", fd) < 0) - return FAIL; - if (mp->m_silent && fputs(" <silent>", fd) < 0) - return FAIL; -#ifdef FEAT_EVAL - if (mp->m_noremap == REMAP_SCRIPT - && fputs("<script>", fd) < 0) - return FAIL; - if (mp->m_expr && fputs(" <expr>", fd) < 0) - return FAIL; -#endif - - if ( putc(' ', fd) < 0 - || put_escstr(fd, mp->m_keys, 0) == FAIL - || putc(' ', fd) < 0 - || put_escstr(fd, mp->m_str, 1) == FAIL - || put_eol(fd) < 0) - return FAIL; - c1 = c2; - c2 = c3; - c3 = NUL; - } while (c1 != NUL); - } - } - - if (did_cpo) - if (fprintf(fd, "let &cpo=s:cpo_save") < 0 - || put_eol(fd) < 0 - || fprintf(fd, "unlet s:cpo_save") < 0 - || put_eol(fd) < 0) - return FAIL; - return OK; -} - -/* - * write escape string to file - * "what": 0 for :map lhs, 1 for :map rhs, 2 for :set - * - * return FAIL for failure, OK otherwise - */ - int -put_escstr(FILE *fd, char_u *strstart, int what) -{ - char_u *str = strstart; - int c; - int modifiers; - - /* :map xx <Nop> */ - if (*str == NUL && what == 1) - { - if (fprintf(fd, "<Nop>") < 0) - return FAIL; - return OK; - } - - for ( ; *str != NUL; ++str) - { - char_u *p; - - /* Check for a multi-byte character, which may contain escaped - * K_SPECIAL and CSI bytes */ - p = mb_unescape(&str); - if (p != NULL) - { - while (*p != NUL) - if (fputc(*p++, fd) < 0) - return FAIL; - --str; - continue; - } - - c = *str; - /* - * Special key codes have to be translated to be able to make sense - * when they are read back. - */ - if (c == K_SPECIAL && what != 2) - { - modifiers = 0x0; - if (str[1] == KS_MODIFIER) - { - modifiers = str[2]; - str += 3; - c = *str; - } - if (c == K_SPECIAL) - { - c = TO_SPECIAL(str[1], str[2]); - str += 2; - } - if (IS_SPECIAL(c) || modifiers) /* special key */ - { - if (fputs((char *)get_special_key_name(c, modifiers), fd) < 0) - return FAIL; - continue; - } - } - - /* - * A '\n' in a map command should be written as <NL>. - * A '\n' in a set command should be written as \^V^J. - */ - if (c == NL) - { - if (what == 2) - { - if (fprintf(fd, IF_EB("\\\026\n", "\\" CTRL_V_STR "\n")) < 0) - return FAIL; - } - else - { - if (fprintf(fd, "<NL>") < 0) - return FAIL; - } - continue; - } - - /* - * Some characters have to be escaped with CTRL-V to - * prevent them from misinterpreted in DoOneCmd(). - * A space, Tab and '"' has to be escaped with a backslash to - * prevent it to be misinterpreted in do_set(). - * A space has to be escaped with a CTRL-V when it's at the start of a - * ":map" rhs. - * A '<' has to be escaped with a CTRL-V to prevent it being - * interpreted as the start of a special key name. - * A space in the lhs of a :map needs a CTRL-V. - */ - if (what == 2 && (VIM_ISWHITE(c) || c == '"' || c == '\\')) - { - if (putc('\\', fd) < 0) - return FAIL; - } - else if (c < ' ' || c > '~' || c == '|' - || (what == 0 && c == ' ') - || (what == 1 && str == strstart && c == ' ') - || (what != 2 && c == '<')) - { - if (putc(Ctrl_V, fd) < 0) - return FAIL; - } - if (putc(c, fd) < 0) - return FAIL; - } - return OK; -} - -/* - * Check all mappings for the presence of special key codes. - * Used after ":set term=xxx". - */ - void -check_map_keycodes(void) -{ - mapblock_T *mp; - char_u *p; - int i; - char_u buf[3]; - char_u *save_name; - int abbr; - int hash; -#ifdef FEAT_LOCALMAP - buf_T *bp; -#endif - - validate_maphash(); - save_name = sourcing_name; - sourcing_name = (char_u *)"mappings"; /* avoids giving error messages */ - -#ifdef FEAT_LOCALMAP - /* This this once for each buffer, and then once for global - * mappings/abbreviations with bp == NULL */ - for (bp = firstbuf; ; bp = bp->b_next) - { -#endif - /* - * Do the loop twice: Once for mappings, once for abbreviations. - * Then loop over all map hash lists. - */ - for (abbr = 0; abbr <= 1; ++abbr) - for (hash = 0; hash < 256; ++hash) - { - if (abbr) - { - if (hash) /* there is only one abbr list */ - break; -#ifdef FEAT_LOCALMAP - if (bp != NULL) - mp = bp->b_first_abbr; - else -#endif - mp = first_abbr; - } - else - { -#ifdef FEAT_LOCALMAP - if (bp != NULL) - mp = bp->b_maphash[hash]; - else -#endif - mp = maphash[hash]; - } - for ( ; mp != NULL; mp = mp->m_next) - { - for (i = 0; i <= 1; ++i) /* do this twice */ - { - if (i == 0) - p = mp->m_keys; /* once for the "from" part */ - else - p = mp->m_str; /* and once for the "to" part */ - while (*p) - { - if (*p == K_SPECIAL) - { - ++p; - if (*p < 128) /* for "normal" tcap entries */ - { - buf[0] = p[0]; - buf[1] = p[1]; - buf[2] = NUL; - (void)add_termcap_entry(buf, FALSE); - } - ++p; - } - ++p; - } - } - } - } -#ifdef FEAT_LOCALMAP - if (bp == NULL) - break; - } -#endif - sourcing_name = save_name; -} - -#if defined(FEAT_EVAL) || defined(PROTO) -/* - * Check the string "keys" against the lhs of all mappings. - * Return pointer to rhs of mapping (mapblock->m_str). - * NULL when no mapping found. - */ - char_u * -check_map( - char_u *keys, - int mode, - int exact, /* require exact match */ - int ign_mod, /* ignore preceding modifier */ - int abbr, /* do abbreviations */ - mapblock_T **mp_ptr, /* return: pointer to mapblock or NULL */ - int *local_ptr) /* return: buffer-local mapping or NULL */ -{ - int hash; - int len, minlen; - mapblock_T *mp; - char_u *s; -#ifdef FEAT_LOCALMAP - int local; -#endif - - validate_maphash(); - - len = (int)STRLEN(keys); -#ifdef FEAT_LOCALMAP - for (local = 1; local >= 0; --local) -#endif - /* loop over all hash lists */ - for (hash = 0; hash < 256; ++hash) - { - if (abbr) - { - if (hash > 0) /* there is only one list. */ - break; -#ifdef FEAT_LOCALMAP - if (local) - mp = curbuf->b_first_abbr; - else -#endif - mp = first_abbr; - } -#ifdef FEAT_LOCALMAP - else if (local) - mp = curbuf->b_maphash[hash]; -#endif - else - mp = maphash[hash]; - for ( ; mp != NULL; mp = mp->m_next) - { - /* skip entries with wrong mode, wrong length and not matching - * ones */ - if ((mp->m_mode & mode) && (!exact || mp->m_keylen == len)) - { - if (len > mp->m_keylen) - minlen = mp->m_keylen; - else - minlen = len; - s = mp->m_keys; - if (ign_mod && s[0] == K_SPECIAL && s[1] == KS_MODIFIER - && s[2] != NUL) - { - s += 3; - if (len > mp->m_keylen - 3) - minlen = mp->m_keylen - 3; - } - if (STRNCMP(s, keys, minlen) == 0) - { - if (mp_ptr != NULL) - *mp_ptr = mp; - if (local_ptr != NULL) -#ifdef FEAT_LOCALMAP - *local_ptr = local; -#else - *local_ptr = 0; -#endif - return mp->m_str; - } - } - } - } - - return NULL; -} -#endif - -#if defined(MSWIN) || defined(MACOS_X) - -# define VIS_SEL (VISUAL+SELECTMODE) /* abbreviation */ - -/* - * Default mappings for some often used keys. - */ -struct initmap -{ - char_u *arg; - int mode; -}; - -# ifdef FEAT_GUI_MSWIN -/* Use the Windows (CUA) keybindings. (GUI) */ -static struct initmap initmappings[] = -{ - /* paste, copy and cut */ - {(char_u *)"<S-Insert> \"*P", NORMAL}, - {(char_u *)"<S-Insert> \"-d\"*P", VIS_SEL}, - {(char_u *)"<S-Insert> <C-R><C-O>*", INSERT+CMDLINE}, - {(char_u *)"<C-Insert> \"*y", VIS_SEL}, - {(char_u *)"<S-Del> \"*d", VIS_SEL}, - {(char_u *)"<C-Del> \"*d", VIS_SEL}, - {(char_u *)"<C-X> \"*d", VIS_SEL}, - /* Missing: CTRL-C (cancel) and CTRL-V (block selection) */ -}; -# endif - -# if defined(MSWIN) && (!defined(FEAT_GUI) || defined(VIMDLL)) -/* Use the Windows (CUA) keybindings. (Console) */ -static struct initmap cinitmappings[] = -{ - {(char_u *)"\316w <C-Home>", NORMAL+VIS_SEL}, - {(char_u *)"\316w <C-Home>", INSERT+CMDLINE}, - {(char_u *)"\316u <C-End>", NORMAL+VIS_SEL}, - {(char_u *)"\316u <C-End>", INSERT+CMDLINE}, - - /* paste, copy and cut */ -# ifdef FEAT_CLIPBOARD - {(char_u *)"\316\324 \"*P", NORMAL}, /* SHIFT-Insert is "*P */ - {(char_u *)"\316\324 \"-d\"*P", VIS_SEL}, /* SHIFT-Insert is "-d"*P */ - {(char_u *)"\316\324 \022\017*", INSERT}, /* SHIFT-Insert is ^R^O* */ - {(char_u *)"\316\325 \"*y", VIS_SEL}, /* CTRL-Insert is "*y */ - {(char_u *)"\316\327 \"*d", VIS_SEL}, /* SHIFT-Del is "*d */ - {(char_u *)"\316\330 \"*d", VIS_SEL}, /* CTRL-Del is "*d */ - {(char_u *)"\030 \"*d", VIS_SEL}, /* CTRL-X is "*d */ -# else - {(char_u *)"\316\324 P", NORMAL}, /* SHIFT-Insert is P */ - {(char_u *)"\316\324 \"-dP", VIS_SEL}, /* SHIFT-Insert is "-dP */ - {(char_u *)"\316\324 \022\017\"", INSERT}, /* SHIFT-Insert is ^R^O" */ - {(char_u *)"\316\325 y", VIS_SEL}, /* CTRL-Insert is y */ - {(char_u *)"\316\327 d", VIS_SEL}, /* SHIFT-Del is d */ - {(char_u *)"\316\330 d", VIS_SEL}, /* CTRL-Del is d */ -# endif -}; -# endif - -# if defined(MACOS_X) -static struct initmap initmappings[] = -{ - /* Use the Standard MacOS binding. */ - /* paste, copy and cut */ - {(char_u *)"<D-v> \"*P", NORMAL}, - {(char_u *)"<D-v> \"-d\"*P", VIS_SEL}, - {(char_u *)"<D-v> <C-R>*", INSERT+CMDLINE}, - {(char_u *)"<D-c> \"*y", VIS_SEL}, - {(char_u *)"<D-x> \"*d", VIS_SEL}, - {(char_u *)"<Backspace> \"-d", VIS_SEL}, -}; -# endif - -# undef VIS_SEL -#endif - -/* - * Set up default mappings. - */ - void -init_mappings(void) -{ -#if defined(MSWIN) || defined(MACOS_X) - int i; - -# if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) -# ifdef VIMDLL - if (!gui.starting) -# endif - { - for (i = 0; - i < (int)(sizeof(cinitmappings) / sizeof(struct initmap)); ++i) - add_map(cinitmappings[i].arg, cinitmappings[i].mode); - } -# endif -# if defined(FEAT_GUI_MSWIN) || defined(MACOS_X) - for (i = 0; i < (int)(sizeof(initmappings) / sizeof(struct initmap)); ++i) - add_map(initmappings[i].arg, initmappings[i].mode); -# endif -#endif -} - -#if defined(MSWIN) || defined(FEAT_CMDWIN) || defined(MACOS_X) \ - || defined(PROTO) -/* - * Add a mapping "map" for mode "mode". - * Need to put string in allocated memory, because do_map() will modify it. - */ - void -add_map(char_u *map, int mode) -{ - char_u *s; - char_u *cpo_save = p_cpo; - - p_cpo = (char_u *)""; /* Allow <> notation */ - s = vim_strsave(map); - if (s != NULL) - { - (void)do_map(0, s, mode, FALSE); - vim_free(s); - } - p_cpo = cpo_save; -} -#endif diff --git a/src/map.c b/src/map.c new file mode 100644 index 000000000..9ee64f248 --- /dev/null +++ b/src/map.c @@ -0,0 +1,2268 @@ +/* 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. + */ + +/* + * map.c: functions for maps and abbreviations + */ + +#include "vim.h" + +/* + * List used for abbreviations. + */ +static mapblock_T *first_abbr = NULL; // first entry in abbrlist + +/* + * Each mapping is put in one of the 256 hash lists, to speed up finding it. + */ +static mapblock_T *(maphash[256]); +static int maphash_valid = FALSE; + +/* + * Make a hash value for a mapping. + * "mode" is the lower 4 bits of the State for the mapping. + * "c1" is the first character of the "lhs". + * Returns a value between 0 and 255, index in maphash. + * Put Normal/Visual mode mappings mostly separately from Insert/Cmdline mode. + */ +#define MAP_HASH(mode, c1) (((mode) & (NORMAL + VISUAL + SELECTMODE + OP_PENDING + TERMINAL)) ? (c1) : ((c1) ^ 0x80)) + +/* + * Get the start of the hashed map list for "state" and first character "c". + */ + mapblock_T * +get_maphash_list(int state, int c) +{ + return maphash[MAP_HASH(state, c)]; +} + +/* + * Get the buffer-local hashed map list for "state" and first character "c". + */ + mapblock_T * +get_buf_maphash_list(int state, int c) +{ + return curbuf->b_maphash[MAP_HASH(state, c)]; +} + + int +is_maphash_valid(void) +{ + return maphash_valid; +} + +/* + * Initialize maphash[] for first use. + */ + static void +validate_maphash(void) +{ + if (!maphash_valid) + { + vim_memset(maphash, 0, sizeof(maphash)); + maphash_valid = TRUE; + } +} + +/* + * Delete one entry from the abbrlist or maphash[]. + * "mpp" is a pointer to the m_next field of the PREVIOUS entry! + */ + static void +map_free(mapblock_T **mpp) +{ + mapblock_T *mp; + + mp = *mpp; + vim_free(mp->m_keys); + vim_free(mp->m_str); + vim_free(mp->m_orig_str); + *mpp = mp->m_next; + vim_free(mp); +} + +/* + * Return characters to represent the map mode in an allocated string. + * Returns NULL when out of memory. + */ + static char_u * +map_mode_to_chars(int mode) +{ + garray_T mapmode; + + ga_init2(&mapmode, 1, 7); + + if ((mode & (INSERT + CMDLINE)) == INSERT + CMDLINE) + ga_append(&mapmode, '!'); // :map! + else if (mode & INSERT) + ga_append(&mapmode, 'i'); // :imap + else if (mode & LANGMAP) + ga_append(&mapmode, 'l'); // :lmap + else if (mode & CMDLINE) + ga_append(&mapmode, 'c'); // :cmap + else if ((mode & (NORMAL + VISUAL + SELECTMODE + OP_PENDING)) + == NORMAL + VISUAL + SELECTMODE + OP_PENDING) + ga_append(&mapmode, ' '); // :map + else + { + if (mode & NORMAL) + ga_append(&mapmode, 'n'); // :nmap + if (mode & OP_PENDING) + ga_append(&mapmode, 'o'); // :omap + if (mode & TERMINAL) + ga_append(&mapmode, 't'); // :tmap + if ((mode & (VISUAL + SELECTMODE)) == VISUAL + SELECTMODE) + ga_append(&mapmode, 'v'); // :vmap + else + { + if (mode & VISUAL) + ga_append(&mapmode, 'x'); // :xmap + if (mode & SELECTMODE) + ga_append(&mapmode, 's'); // :smap + } + } + + ga_append(&mapmode, NUL); + return (char_u *)mapmode.ga_data; +} + + static void +showmap( + mapblock_T *mp, + int local) // TRUE for buffer-local map +{ + int len = 1; + char_u *mapchars; + + if (message_filtered(mp->m_keys) && message_filtered(mp->m_str)) + return; + + if (msg_didout || msg_silent != 0) + { + msg_putchar('\n'); + if (got_int) // 'q' typed at MORE prompt + return; + } + + mapchars = map_mode_to_chars(mp->m_mode); + if (mapchars != NULL) + { + msg_puts((char *)mapchars); + len = (int)STRLEN(mapchars); + vim_free(mapchars); + } + + while (++len <= 3) + msg_putchar(' '); + + // Display the LHS. Get length of what we write. + len = msg_outtrans_special(mp->m_keys, TRUE, 0); + do + { + msg_putchar(' '); // padd with blanks + ++len; + } while (len < 12); + + if (mp->m_noremap == REMAP_NONE) + msg_puts_attr("*", HL_ATTR(HLF_8)); + else if (mp->m_noremap == REMAP_SCRIPT) + msg_puts_attr("&", HL_ATTR(HLF_8)); + else + msg_putchar(' '); + + if (local) + msg_putchar('@'); + else + msg_putchar(' '); + + // Use FALSE below if we only want things like <Up> to show up as such on + // the rhs, and not M-x etc, TRUE gets both -- webb + if (*mp->m_str == NUL) + msg_puts_attr("<Nop>", HL_ATTR(HLF_8)); + else + { + // Remove escaping of CSI, because "m_str" is in a format to be used + // as typeahead. + char_u *s = vim_strsave(mp->m_str); + if (s != NULL) + { + vim_unescape_csi(s); + msg_outtrans_special(s, FALSE, 0); + vim_free(s); + } + } +#ifdef FEAT_EVAL + if (p_verbose > 0) + last_set_msg(mp->m_script_ctx); +#endif + out_flush(); // show one line at a time +} + +/* + * map[!] : show all key mappings + * map[!] {lhs} : show key mapping for {lhs} + * map[!] {lhs} {rhs} : set key mapping for {lhs} to {rhs} + * noremap[!] {lhs} {rhs} : same, but no remapping for {rhs} + * unmap[!] {lhs} : remove key mapping for {lhs} + * abbr : show all abbreviations + * abbr {lhs} : show abbreviations for {lhs} + * abbr {lhs} {rhs} : set abbreviation for {lhs} to {rhs} + * noreabbr {lhs} {rhs} : same, but no remapping for {rhs} + * unabbr {lhs} : remove abbreviation for {lhs} + * + * maptype: 0 for :map, 1 for :unmap, 2 for noremap. + * + * arg is pointer to any arguments. Note: arg cannot be a read-only string, + * it will be modified. + * + * for :map mode is NORMAL + VISUAL + SELECTMODE + OP_PENDING + * for :map! mode is INSERT + CMDLINE + * for :cmap mode is CMDLINE + * for :imap mode is INSERT + * for :lmap mode is LANGMAP + * for :nmap mode is NORMAL + * for :vmap mode is VISUAL + SELECTMODE + * for :xmap mode is VISUAL + * for :smap mode is SELECTMODE + * for :omap mode is OP_PENDING + * for :tmap mode is TERMINAL + * + * for :abbr mode is INSERT + CMDLINE + * for :iabbr mode is INSERT + * for :cabbr mode is CMDLINE + * + * Return 0 for success + * 1 for invalid arguments + * 2 for no match + * 4 for out of mem + * 5 for entry not unique + */ + int +do_map( + int maptype, + char_u *arg, + int mode, + int abbrev) // not a mapping but an abbreviation +{ + char_u *keys; + mapblock_T *mp, **mpp; + char_u *rhs; + char_u *p; + int n; + int len = 0; // init for GCC + char_u *newstr; + int hasarg; + int haskey; + int did_it = FALSE; + int did_local = FALSE; + int round; + char_u *keys_buf = NULL; + char_u *arg_buf = NULL; + int retval = 0; + int do_backslash; + int hash; + int new_hash; + mapblock_T **abbr_table; + mapblock_T **map_table; + int unique = FALSE; + int nowait = FALSE; + int silent = FALSE; + int special = FALSE; +#ifdef FEAT_EVAL + int expr = FALSE; +#endif + int noremap; + char_u *orig_rhs; + + keys = arg; + map_table = maphash; + abbr_table = &first_abbr; + + // For ":noremap" don't remap, otherwise do remap. + if (maptype == 2) + noremap = REMAP_NONE; + else + noremap = REMAP_YES; + + // Accept <buffer>, <nowait>, <silent>, <expr> <script> and <unique> in + // any order. + for (;;) + { + // Check for "<buffer>": mapping local to buffer. + if (STRNCMP(keys, "<buffer>", 8) == 0) + { + keys = skipwhite(keys + 8); + map_table = curbuf->b_maphash; + abbr_table = &curbuf->b_first_abbr; + continue; + } + + // Check for "<nowait>": don't wait for more characters. + if (STRNCMP(keys, "<nowait>", 8) == 0) + { + keys = skipwhite(keys + 8); + nowait = TRUE; + continue; + } + + // Check for "<silent>": don't echo commands. + if (STRNCMP(keys, "<silent>", 8) == 0) + { + keys = skipwhite(keys + 8); + silent = TRUE; + continue; + } + + // Check for "<special>": accept special keys in <> + if (STRNCMP(keys, "<special>", 9) == 0) + { + keys = skipwhite(keys + 9); + special = TRUE; + continue; + } + +#ifdef FEAT_EVAL + // Check for "<script>": remap script-local mappings only + if (STRNCMP(keys, "<script>", 8) == 0) + { + keys = skipwhite(keys + 8); + noremap = REMAP_SCRIPT; + continue; + } + + // Check for "<expr>": {rhs} is an expression. + if (STRNCMP(keys, "<expr>", 6) == 0) + { + keys = skipwhite(keys + 6); + expr = TRUE; + continue; + } +#endif + // Check for "<unique>": don't overwrite an existing mapping. + if (STRNCMP(keys, "<unique>", 8) == 0) + { + keys = skipwhite(keys + 8); + unique = TRUE; + continue; + } + break; + } + + validate_maphash(); + + // Find end of keys and skip CTRL-Vs (and backslashes) in it. + // Accept backslash like CTRL-V when 'cpoptions' does not contain 'B'. + // with :unmap white space is included in the keys, no argument possible. + p = keys; + do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL); + while (*p && (maptype == 1 || !VIM_ISWHITE(*p))) + { + if ((p[0] == Ctrl_V || (do_backslash && p[0] == '\\')) && + p[1] != NUL) + ++p; // skip CTRL-V or backslash + ++p; + } + if (*p != NUL) + *p++ = NUL; + + p = skipwhite(p); + rhs = p; + hasarg = (*rhs != NUL); + haskey = (*keys != NUL); + + // check for :unmap without argument + if (maptype == 1 && !haskey) + { + retval = 1; + goto theend; + } + + // If mapping has been given as ^V<C_UP> say, then replace the term codes + // with the appropriate two bytes. If it is a shifted special key, unshift + // it too, giving another two bytes. + // replace_termcodes() may move the result to allocated memory, which + // needs to be freed later (*keys_buf and *arg_buf). + // replace_termcodes() also removes CTRL-Vs and sometimes backslashes. + if (haskey) + keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, special); + orig_rhs = rhs; + if (hasarg) + { + if (STRICMP(rhs, "<nop>") == 0) // "<Nop>" means nothing + rhs = (char_u *)""; + else + rhs = replace_termcodes(rhs, &arg_buf, FALSE, TRUE, special); + } + + // check arguments and translate function keys + if (haskey) + { + len = (int)STRLEN(keys); + if (len > MAXMAPLEN) // maximum length of MAXMAPLEN chars + { + retval = 1; + goto theend; + } + + if (abbrev && maptype != 1) + { + // If an abbreviation ends in a keyword character, the + // rest must be all keyword-char or all non-keyword-char. + // Otherwise we won't be able to find the start of it in a + // vi-compatible way. + if (has_mbyte) + { + int first, last; + int same = -1; + + first = vim_iswordp(keys); + last = first; + p = keys + (*mb_ptr2len)(keys); + n = 1; + while (p < keys + len) + { + ++n; // nr of (multi-byte) chars + last = vim_iswordp(p); // type of last char + if (same == -1 && last != first) + same = n - 1; // count of same char type + p += (*mb_ptr2len)(p); + } + if (last && n > 2 && same >= 0 && same < n - 1) + { + retval = 1; + goto theend; + } + } + else if (vim_iswordc(keys[len - 1])) // ends in keyword char + for (n = 0; n < len - 2; ++n) + if (vim_iswordc(keys[n]) != vim_iswordc(keys[len - 2])) + { + retval = 1; + goto theend; + } + // An abbreviation cannot contain white space. + for (n = 0; n < len; ++n) + if (VIM_ISWHITE(keys[n])) + { + retval = 1; + goto theend; + } + } + } + + if (haskey && hasarg && abbrev) // if we will add an abbreviation + no_abbr = FALSE; // reset flag that indicates there are + // no abbreviations + + if (!haskey || (maptype != 1 && !hasarg)) + msg_start(); + + // Check if a new local mapping wasn't already defined globally. + if (map_table == curbuf->b_maphash && haskey && hasarg && maptype != 1) + { + // need to loop over all global hash lists + for (hash = 0; hash < 256 && !got_int; ++hash) + { + if (abbrev) + { + if (hash != 0) // there is only one abbreviation list + break; + mp = first_abbr; + } + else + mp = maphash[hash]; + for ( ; mp != NULL && !got_int; mp = mp->m_next) + { + // check entries with the same mode + if ((mp->m_mode & mode) != 0 + && mp->m_keylen == len + && unique + && STRNCMP(mp->m_keys, keys, (size_t)len) == 0) + { + if (abbrev) + semsg(_("E224: global abbreviation already exists for %s"), + mp->m_keys); + else + semsg(_("E225: global mapping already exists for %s"), + mp->m_keys); + retval = 5; + goto theend; + } + } + } + } + + // When listing global mappings, also list buffer-local ones here. + if (map_table != curbuf->b_maphash && !hasarg && maptype != 1) + { + // need to loop over all global hash lists + for (hash = 0; hash < 256 && !got_int; ++hash) + { + if (abbrev) + { + if (hash != 0) // there is only one abbreviation list + break; + mp = curbuf->b_first_abbr; + } + else + mp = curbuf->b_maphash[hash]; + for ( ; mp != NULL && !got_int; mp = mp->m_next) + { + // check entries with the same mode + if ((mp->m_mode & mode) != 0) + { + if (!haskey) // show all entries + { + showmap(mp, TRUE); + did_local = TRUE; + } + else + { + n = mp->m_keylen; + if (STRNCMP(mp->m_keys, keys, + (size_t)(n < len ? n : len)) == 0) + { + showmap(mp, TRUE); + did_local = TRUE; + } + } + } + } + } + } + + // Find an entry in the maphash[] list that matches. + // For :unmap we may loop two times: once to try to unmap an entry with a + // matching 'from' part, a second time, if the first fails, to unmap an + // entry with a matching 'to' part. This was done to allow ":ab foo bar" + // to be unmapped by typing ":unab foo", where "foo" will be replaced by + // "bar" because of the abbreviation. + for (round = 0; (round == 0 || maptype == 1) && round <= 1 + && !did_it && !got_int; ++round) + { + // need to loop over all hash lists + for (hash = 0; hash < 256 && !got_int; ++hash) + { + if (abbrev) + { + if (hash > 0) // there is only one abbreviation list + break; + mpp = abbr_table; + } + else + mpp = &(map_table[hash]); + for (mp = *mpp; mp != NULL && !got_int; mp = *mpp) + { + + if (!(mp->m_mode & mode)) // skip entries with wrong mode + { + mpp = &(mp->m_next); + continue; + } + if (!haskey) // show all entries + { + showmap(mp, map_table != maphash); + did_it = TRUE; + } + else // do we have a match? + { + if (round) // second round: Try unmap "rhs" string + { + n = (int)STRLEN(mp->m_str); + p = mp->m_str; + } + else + { + n = mp->m_keylen; + p = mp->m_keys; + } + if (STRNCMP(p, keys, (size_t)(n < len ? n : len)) == 0) + { + if (maptype == 1) // delete entry + { + // Only accept a full match. For abbreviations we + // ignore trailing space when matching with the + // "lhs", since an abbreviation can't have + // trailing space. + if (n != len && (!abbrev || round || n > len + || *skipwhite(keys + n) != NUL)) + { + mpp = &(mp->m_next); + continue; + } + // We reset the indicated mode bits. If nothing is + // left the entry is deleted below. + mp->m_mode &= ~mode; + did_it = TRUE; // remember we did something + } + else if (!hasarg) // show matching entry + { + showmap(mp, map_table != maphash); + did_it = TRUE; + } + else if (n != len) // new entry is ambiguous + { + mpp = &(mp->m_next); + continue; + } + else if (unique) + { + if (abbrev) + semsg(_("E226: abbreviation already exists for %s"), + p); + else + semsg(_("E227: mapping already exists for %s"), p); + retval = 5; + goto theend; + } + else // new rhs for existing entry + { + mp->m_mode &= ~mode; // remove mode bits + if (mp->m_mode == 0 && !did_it) // reuse entry + { + newstr = vim_strsave(rhs); + if (newstr == NULL) + { + retval = 4; // no mem + goto theend; + } + vim_free(mp->m_str); + mp->m_str = newstr; + vim_free(mp->m_orig_str); + mp->m_orig_str = vim_strsave(orig_rhs); + mp->m_noremap = noremap; + mp->m_nowait = nowait; + mp->m_silent = silent; + mp->m_mode = mode; +#ifdef FEAT_EVAL + mp->m_expr = expr; + mp->m_script_ctx = current_sctx; + mp->m_script_ctx.sc_lnum += sourcing_lnum; +#endif + did_it = TRUE; + } + } + if (mp->m_mode == 0) // entry can be deleted + { + map_free(mpp); + continue; // continue with *mpp + } + + // May need to put this entry into another hash list. + new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]); + if (!abbrev && new_hash != hash) + { + *mpp = mp->m_next; + mp->m_next = map_table[new_hash]; + map_table[new_hash] = mp; + + continue; // continue with *mpp + } + } + } + mpp = &(mp->m_next); + } + } + } + + if (maptype == 1) // delete entry + { + if (!did_it) + retval = 2; // no match + else if (*keys == Ctrl_C) + { + // If CTRL-C has been unmapped, reuse it for Interrupting. + if (map_table == curbuf->b_maphash) + curbuf->b_mapped_ctrl_c &= ~mode; + else + mapped_ctrl_c &= ~mode; + } + goto theend; + } + + if (!haskey || !hasarg) // print entries + { + if (!did_it && !did_local) + { + if (abbrev) + msg(_("No abbreviation found")); + else + msg(_("No mapping found")); + } + goto theend; // listing finished + } + + if (did_it) // have added the new entry already + goto theend; + + // Get here when adding a new entry to the maphash[] list or abbrlist. + mp = ALLOC_ONE(mapblock_T); + if (mp == NULL) + { + retval = 4; // no mem + goto theend; + } + + // If CTRL-C has been mapped, don't always use it for Interrupting. + if (*keys == Ctrl_C) + { + if (map_table == curbuf->b_maphash) + curbuf->b_mapped_ctrl_c |= mode; + else + mapped_ctrl_c |= mode; + } + + mp->m_keys = vim_strsave(keys); + mp->m_str = vim_strsave(rhs); + mp->m_orig_str = vim_strsave(orig_rhs); + if (mp->m_keys == NULL || mp->m_str == NULL) + { + vim_free(mp->m_keys); + vim_free(mp->m_str); + vim_free(mp->m_orig_str); + vim_free(mp); + retval = 4; // no mem + goto theend; + } + mp->m_keylen = (int)STRLEN(mp->m_keys); + mp->m_noremap = noremap; + mp->m_nowait = nowait; + mp->m_silent = silent; + mp->m_mode = mode; +#ifdef FEAT_EVAL + mp->m_expr = expr; + mp->m_script_ctx = current_sctx; + mp->m_script_ctx.sc_lnum += sourcing_lnum; +#endif + + // add the new entry in front of the abbrlist or maphash[] list + if (abbrev) + { + mp->m_next = *abbr_table; + *abbr_table = mp; + } + else + { + n = MAP_HASH(mp->m_mode, mp->m_keys[0]); + mp->m_next = map_table[n]; + map_table[n] = mp; + } + +theend: + vim_free(keys_buf); + vim_free(arg_buf); + return retval; +} + +/* + * Get the mapping mode from the command name. + */ + static int +get_map_mode(char_u **cmdp, int forceit) +{ + char_u *p; + int modec; + int mode; + + p = *cmdp; + modec = *p++; + if (modec == 'i') + mode = INSERT; // :imap + else if (modec == 'l') + mode = LANGMAP; // :lmap + else if (modec == 'c') + mode = CMDLINE; // :cmap + else if (modec == 'n' && *p != 'o') // avoid :noremap + mode = NORMAL; // :nmap + else if (modec == 'v') + mode = VISUAL + SELECTMODE; // :vmap + else if (modec == 'x') + mode = VISUAL; // :xmap + else if (modec == 's') + mode = SELECTMODE; // :smap + else if (modec == 'o') + mode = OP_PENDING; // :omap + else if (modec == 't') + mode = TERMINAL; // :tmap + else + { + --p; + if (forceit) + mode = INSERT + CMDLINE; // :map ! + else + mode = VISUAL + SELECTMODE + NORMAL + OP_PENDING;// :map + } + + *cmdp = p; + return mode; +} + +/* + * Clear all mappings or abbreviations. + * 'abbr' should be FALSE for mappings, TRUE for abbreviations. + */ + static void +map_clear( + char_u *cmdp, + char_u *arg UNUSED, + int forceit, + int abbr) +{ + int mode; + int local; + + local = (STRCMP(arg, "<buffer>") == 0); + if (!local && *arg != NUL) + { + emsg(_(e_invarg)); + return; + } + + mode = get_map_mode(&cmdp, forceit); + map_clear_int(curbuf, mode, local, abbr); +} + +/* + * Clear all mappings in "mode". + */ + void +map_clear_int( + buf_T *buf, // buffer for local mappings + int mode, // mode in which to delete + int local, // TRUE for buffer-local mappings + int abbr) // TRUE for abbreviations +{ + mapblock_T *mp, **mpp; + int hash; + int new_hash; + + validate_maphash(); + + for (hash = 0; hash < 256; ++hash) + { + if (abbr) + { + if (hash > 0) // there is only one abbrlist + break; + if (local) + mpp = &buf->b_first_abbr; + else + mpp = &first_abbr; + } + else + { + if (local) + mpp = &buf->b_maphash[hash]; + else + mpp = &maphash[hash]; + } + while (*mpp != NULL) + { + mp = *mpp; + if (mp->m_mode & mode) + { + mp->m_mode &= ~mode; + if (mp->m_mode == 0) // entry can be deleted + { + map_free(mpp); + continue; + } + // May need to put this entry into another hash list. + new_hash = MAP_HASH(mp->m_mode, mp->m_keys[0]); + if (!abbr && new_hash != hash) + { + *mpp = mp->m_next; + if (local) + { + mp->m_next = buf->b_maphash[new_hash]; + buf->b_maphash[new_hash] = mp; + } + else + { + mp->m_next = maphash[new_hash]; + maphash[new_hash] = mp; + } + continue; // continue with *mpp + } + } + mpp = &(mp->m_next); + } + } +} + +#if defined(FEAT_EVAL) || defined(PROTO) +/* + * Return TRUE if a map exists that has "str" in the rhs for mode "modechars". + * Recognize termcap codes in "str". + * Also checks mappings local to the current buffer. + */ + int +map_to_exists(char_u *str, char_u *modechars, int abbr) +{ + int mode = 0; + char_u *rhs; + char_u *buf; + int retval; + + rhs = replace_termcodes(str, &buf, FALSE, TRUE, FALSE); + + if (vim_strchr(modechars, 'n') != NULL) + mode |= NORMAL; + if (vim_strchr(modechars, 'v') != NULL) + mode |= VISUAL + SELECTMODE; + if (vim_strchr(modechars, 'x') != NULL) + mode |= VISUAL; + if (vim_strchr(modechars, 's') != NULL) + mode |= SELECTMODE; + if (vim_strchr(modechars, 'o') != NULL) + mode |= OP_PENDING; + if (vim_strchr(modechars, 'i') != NULL) + mode |= INSERT; + if (vim_strchr(modechars, 'l') != NULL) + mode |= LANGMAP; + if (vim_strchr(modechars, 'c') != NULL) + mode |= CMDLINE; + + retval = map_to_exists_mode(rhs, mode, abbr); + vim_free(buf); + + return retval; +} +#endif + +/* + * Return TRUE if a map exists that has "str" in the rhs for mode "mode". + * Also checks mappings local to the current buffer. + */ + int +map_to_exists_mode(char_u *rhs, int mode, int abbr) +{ + mapblock_T *mp; + int hash; + int exp_buffer = FALSE; + + validate_maphash(); + + // Do it twice: once for global maps and once for local maps. + for (;;) + { + for (hash = 0; hash < 256; ++hash) + { + if (abbr) + { + if (hash > 0) // there is only one abbr list + break; + if (exp_buffer) + mp = curbuf->b_first_abbr; + else + mp = first_abbr; + } + else if (exp_buffer) + mp = curbuf->b_maphash[hash]; + else + mp = maphash[hash]; + for (; mp; mp = mp->m_next) + { + if ((mp->m_mode & mode) + && strstr((char *)mp->m_str, (char *)rhs) != NULL) + return TRUE; + } + } + if (exp_buffer) + break; + exp_buffer = TRUE; + } + + return FALSE; +} + +#if defined(FEAT_CMDL_COMPL) || defined(PROTO) +/* + * Used below when expanding mapping/abbreviation names. + */ +static int expand_mapmodes = 0; +static int expand_isabbrev = 0; +static int expand_buffer = FALSE; + +/* + * Work out what to complete when doing command line completion of mapping + * or abbreviation names. + */ + char_u * +set_context_in_map_cmd( + expand_T *xp, + char_u *cmd, + char_u *arg, + int forceit, // TRUE if '!' given + int isabbrev, // TRUE if abbreviation + int isunmap, // TRUE if unmap/unabbrev command + cmdidx_T cmdidx) +{ + if (forceit && cmdidx != CMD_map && cmdidx != CMD_unmap) + xp->xp_context = EXPAND_NOTHING; + else + { + if (isunmap) + expand_mapmodes = get_map_mode(&cmd, forceit || isabbrev); + else + { + expand_mapmodes = INSERT + CMDLINE; + if (!isabbrev) + expand_mapmodes += VISUAL + SELECTMODE + NORMAL + OP_PENDING; + } + expand_isabbrev = isabbrev; + xp->xp_context = EXPAND_MAPPINGS; + expand_buffer = FALSE; + for (;;) + { + if (STRNCMP(arg, "<buffer>", 8) == 0) + { + expand_buffer = TRUE; + arg = skipwhite(arg + 8); + continue; + } + if (STRNCMP(arg, "<unique>", 8) == 0) + { + arg = skipwhite(arg + 8); + continue; + } + if (STRNCMP(arg, "<nowait>", 8) == 0) + { + arg = skipwhite(arg + 8); + continue; + } + if (STRNCMP(arg, "<silent>", 8) == 0) + { + arg = skipwhite(arg + 8); + continue; + } + if (STRNCMP(arg, "<special>", 9) == 0) + { + arg = skipwhite(arg + 9); + continue; + } +#ifdef FEAT_EVAL + if (STRNCMP(arg, "<script>", 8) == 0) + { + arg = skipwhite(arg + 8); + continue; + } + if (STRNCMP(arg, "<expr>", 6) == 0) + { + arg = skipwhite(arg + 6); + continue; + } +#endif + break; + } + xp->xp_pattern = arg; + } + + return NULL; +} + +/* + * Find all mapping/abbreviation names that match regexp "regmatch"'. + * For command line expansion of ":[un]map" and ":[un]abbrev" in all modes. + * Return OK if matches found, FAIL otherwise. + */ + int +ExpandMappings( + regmatch_T *regmatch, + int *num_file, + char_u ***file) +{ + mapblock_T *mp; + int hash; + int count; + int round; + char_u *p; + int i; + + validate_maphash(); + + *num_file = 0; // return values in case of FAIL + *file = NULL; + + // round == 1: Count the matches. + // round == 2: Build the array to keep the matches. + for (round = 1; round <= 2; ++round) + { + count = 0; + + for (i = 0; i < 7; ++i) + { + if (i == 0) + p = (char_u *)"<silent>"; + else if (i == 1) + p = (char_u *)"<unique>"; +#ifdef FEAT_EVAL + else if (i == 2) + p = (char_u *)"<script>"; + else if (i == 3) + p = (char_u *)"<expr>"; +#endif + else if (i == 4 && !expand_buffer) + p = (char_u *)"<buffer>"; + else if (i == 5) + p = (char_u *)"<nowait>"; + else if (i == 6) + p = (char_u *)"<special>"; + else + continue; + + if (vim_regexec(regmatch, p, (colnr_T)0)) + { + if (round == 1) + ++count; + else + (*file)[count++] = vim_strsave(p); + } + } + + for (hash = 0; hash < 256; ++hash) + { + if (expand_isabbrev) + { + if (hash > 0) // only one abbrev list + break; // for (hash) + mp = first_abbr; + } + else if (expand_buffer) + mp = curbuf->b_maphash[hash]; + else + mp = maphash[hash]; + for (; mp; mp = mp->m_next) + { + if (mp->m_mode & expand_mapmodes) + { + p = translate_mapping(mp->m_keys); + if (p != NULL && vim_regexec(regmatch, p, (colnr_T)0)) + { + if (round == 1) + ++count; + else + { + (*file)[count++] = p; + p = NULL; + } + } + vim_free(p); + } + } // for (mp) + } // for (hash) + + if (count == 0) // no match found + break; // for (round) + + if (round == 1) + { + *file = ALLOC_MULT(char_u *, count); + if (*file == NULL) + return FAIL; + } + } // for (round) + + if (count > 1) + { + char_u **ptr1; + char_u **ptr2; + char_u **ptr3; + + // Sort the matches + sort_strings(*file, count); + + // Remove multiple entries + ptr1 = *file; + ptr2 = ptr1 + 1; + ptr3 = ptr1 + count; + + while (ptr2 < ptr3) + { + if (STRCMP(*ptr1, *ptr2)) + *++ptr1 = *ptr2++; + else + { + vim_free(*ptr2++); + count--; + } + } + } + + *num_file = count; + return (count == 0 ? FAIL : OK); +} +#endif // FEAT_CMDL_COMPL + +/* + * Check for an abbreviation. + * Cursor is at ptr[col]. + * When inserting, mincol is where insert started. + * For the command line, mincol is what is to be skipped over. + * "c" is the character typed before check_abbr was called. It may have + * ABBR_OFF added to avoid prepending a CTRL-V to it. + * + * Historic vi practice: The last character of an abbreviation must be an id + * character ([a-zA-Z0-9_]). The characters in front of it must be all id + * characters or all non-id characters. This allows for abbr. "#i" to + * "#include". + * + * Vim addition: Allow for abbreviations that end in a non-keyword character. + * Then there must be white space before the abbr. + * + * return TRUE if there is an abbreviation, FALSE if not + */ + int +check_abbr( + int c, + char_u *ptr, + int col, + int mincol) +{ + int len; + int scol; // starting column of the abbr. + int j; + char_u *s; + char_u tb[MB_MAXBYTES + 4]; + mapblock_T *mp; + mapblock_T *mp2; + int clen = 0; // length in characters + int is_id = TRUE; + int vim_abbr; + + if (typebuf.tb_no_abbr_cnt) // abbrev. are not recursive + return FALSE; + + // no remapping implies no abbreviation, except for CTRL-] + if (noremap_keys() && c != Ctrl_RSB) + return FALSE; + + // Check for word before the cursor: If it ends in a keyword char all + // chars before it must be keyword chars or non-keyword chars, but not + // white space. If it ends in a non-keyword char we accept any characters + // before it except white space. + if (col == 0) // cannot be an abbr. + return FALSE; + + if (has_mbyte) + { + char_u *p; + + p = mb_prevptr(ptr, ptr + col); + if (!vim_iswordp(p)) + vim_abbr = TRUE; // Vim added abbr. + else + { + vim_abbr = FALSE; // vi compatible abbr. + if (p > ptr) + is_id = vim_iswordp(mb_prevptr(ptr, p)); + } + clen = 1; + while (p > ptr + mincol) + { + p = mb_prevptr(ptr, p); + if (vim_isspace(*p) || (!vim_abbr && is_id != vim_iswordp(p))) + { + p += (*mb_ptr2len)(p); + break; + } + ++clen; + } + scol = (int)(p - ptr); + } + else + { + if (!vim_iswordc(ptr[col - 1])) + vim_abbr = TRUE; // Vim added abbr. + else + { + vim_abbr = FALSE; // vi compatible abbr. + if (col > 1) + is_id = vim_iswordc(ptr[col - 2]); + } + for (scol = col - 1; scol > 0 && !vim_isspace(ptr[scol - 1]) + && (vim_abbr || is_id == vim_iswordc(ptr[scol - 1])); --scol) + ; + } + + if (scol < mincol) + scol = mincol; + if (scol < col) // there is a word in front of the cursor + { + ptr += scol; + len = col - scol; + mp = curbuf->b_first_abbr; + mp2 = first_abbr; + if (mp == NULL) + { + mp = mp2; + mp2 = NULL; + } + for ( ; mp; mp->m_next == NULL + ? (mp = mp2, mp2 = NULL) : (mp = mp->m_next)) + { + int qlen = mp->m_keylen; + char_u *q = mp->m_keys; + int match; + + if (vim_strbyte(mp->m_keys, K_SPECIAL) != NULL) + { + char_u *qe = vim_strsave(mp->m_keys); + + // might have CSI escaped mp->m_keys + if (qe != NULL) + { + q = qe; + vim_unescape_csi(q); + qlen = (int)STRLEN(q); + } + } + + // find entries with right mode and keys + match = (mp->m_mode & State) + && qlen == len + && !STRNCMP(q, ptr, (size_t)len); + if (q != mp->m_keys) + vim_free(q); + if (match) + break; + } + if (mp != NULL) + { + // Found a match: + // Insert the rest of the abbreviation in typebuf.tb_buf[]. + // This goes from end to start. + // + // Characters 0x000 - 0x100: normal chars, may need CTRL-V, + // except K_SPECIAL: Becomes K_SPECIAL KS_SPECIAL KE_FILLER + // Characters where IS_SPECIAL() == TRUE: key codes, need + // K_SPECIAL. Other characters (with ABBR_OFF): don't use CTRL-V. + // + // Character CTRL-] is treated specially - it completes the + // abbreviation, but is not inserted into the input stream. + j = 0; + if (c != Ctrl_RSB) + { + // special key code, split up + if (IS_SPECIAL(c) || c == K_SPECIAL) + { + tb[j++] = K_SPECIAL; + tb[j++] = K_SECOND(c); + tb[j++] = K_THIRD(c); + } + else + { + if (c < ABBR_OFF && (c < ' ' || c > '~')) + tb[j++] = Ctrl_V; // special char needs CTRL-V + if (has_mbyte) + { + // if ABBR_OFF has been added, remove it here + if (c >= ABBR_OFF) + c -= ABBR_OFF; + j += (*mb_char2bytes)(c, tb + j); + } + else + tb[j++] = c; + } + tb[j] = NUL; + // insert the last typed char + (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent); + } +#ifdef FEAT_EVAL + if (mp->m_expr) + s = eval_map_expr(mp->m_str, c); + else +#endif + s = mp->m_str; + if (s != NULL) + { + // insert the to string + (void)ins_typebuf(s, mp->m_noremap, 0, TRUE, mp->m_silent); + // no abbrev. for these chars + typebuf.tb_no_abbr_cnt += (int)STRLEN(s) + j + 1; +#ifdef FEAT_EVAL + if (mp->m_expr) + vim_free(s); +#endif + } + + tb[0] = Ctrl_H; + tb[1] = NUL; + if (has_mbyte) + len = clen; // Delete characters instead of bytes + while (len-- > 0) // delete the from string + (void)ins_typebuf(tb, 1, 0, TRUE, mp->m_silent); + return TRUE; + } + } + return FALSE; +} + +#ifdef FEAT_EVAL +/* + * Evaluate the RHS of a mapping or abbreviations and take care of escaping + * special characters. + */ + char_u * +eval_map_expr( + char_u *str, + int c) // NUL or typed character for abbreviation +{ + char_u *res; + char_u *p; + char_u *expr; + pos_T save_cursor; + int save_msg_col; + int save_msg_row; + + // Remove escaping of CSI, because "str" is in a format to be used as + // typeahead. + expr = vim_strsave(str); + if (expr == NULL) + return NULL; + vim_unescape_csi(expr); + + // Forbid changing text or using ":normal" to avoid most of the bad side + // effects. Also restore the cursor position. + ++textlock; + ++ex_normal_lock; + set_vim_var_char(c); // set v:char to the typed character + save_cursor = curwin->w_cursor; + save_msg_col = msg_col; + save_msg_row = msg_row; + p = eval_to_string(expr, NULL, FALSE); + --textlock; + --ex_normal_lock; + curwin->w_cursor = save_cursor; + msg_col = save_msg_col; + msg_row = save_msg_row; + + vim_free(expr); + + if (p == NULL) + return NULL; + // Escape CSI in the result to be able to use the string as typeahead. + res = vim_strsave_escape_csi(p); + vim_free(p); + + return res; +} +#endif + +/* + * Copy "p" to allocated memory, escaping K_SPECIAL and CSI so that the result + * can be put in the typeahead buffer. + * Returns NULL when out of memory. + */ + char_u * +vim_strsave_escape_csi( + char_u *p) +{ + char_u *res; + char_u *s, *d; + + // Need a buffer to hold up to three times as much. Four in case of an + // illegal utf-8 byte: + // 0xc0 -> 0xc3 0x80 -> 0xc3 K_SPECIAL KS_SPECIAL KE_FILLER + res = alloc(STRLEN(p) * 4 + 1); + if (res != NULL) + { + d = res; + for (s = p; *s != NUL; ) + { + if (s[0] == K_SPECIAL && s[1] != NUL && s[2] != NUL) + { + // Copy special key unmodified. + *d++ = *s++; + *d++ = *s++; + *d++ = *s++; + } + else + { + // Add character, possibly multi-byte to destination, escaping + // CSI and K_SPECIAL. Be careful, it can be an illegal byte! + d = add_char2buf(PTR2CHAR(s), d); + s += MB_CPTR2LEN(s); + } + } + *d = NUL; + } + return res; +} + +/* + * Remove escaping from CSI and K_SPECIAL characters. Reverse of + * vim_strsave_escape_csi(). Works in-place. + */ + void +vim_unescape_csi(char_u *p) +{ + char_u *s = p, *d = p; + + while (*s != NUL) + { + if (s[0] == K_SPECIAL && s[1] == KS_SPECIAL && s[2] == KE_FILLER) + { + *d++ = K_SPECIAL; + s += 3; + } + else if ((s[0] == K_SPECIAL || s[0] == CSI) + && s[1] == KS_EXTRA && s[2] == (int)KE_CSI) + { + *d++ = CSI; + s += 3; + } + else + *d++ = *s++; + } + *d = NUL; +} + +/* + * Write map commands for the current mappings to an .exrc file. + * Return FAIL on error, OK otherwise. + */ + int +makemap( + FILE *fd, + buf_T *buf) // buffer for local mappings or NULL +{ + mapblock_T *mp; + char_u c1, c2, c3; + char_u *p; + char *cmd; + int abbr; + int hash; + int did_cpo = FALSE; + int i; + + validate_maphash(); + + // Do the loop twice: Once for mappings, once for abbreviations. + // Then loop over all map hash lists. + for (abbr = 0; abbr < 2; ++abbr) + for (hash = 0; hash < 256; ++hash) + { + if (abbr) + { + if (hash > 0) // there is only one abbr list + break; + if (buf != NULL) + mp = buf->b_first_abbr; + else + mp = first_abbr; + } + else + { + if (buf != NULL) + mp = buf->b_maphash[hash]; + else + mp = maphash[hash]; + } + + for ( ; mp; mp = mp->m_next) + { + // skip script-local mappings + if (mp->m_noremap == REMAP_SCRIPT) + continue; + + // skip mappings that contain a <SNR> (script-local thing), + // they probably don't work when loaded again + for (p = mp->m_str; *p != NUL; ++p) + if (p[0] == K_SPECIAL && p[1] == KS_EXTRA + && p[2] == (int)KE_SNR) + break; + if (*p != NUL) + continue; + + // It's possible to create a mapping and then ":unmap" certain + // modes. We recreate this here by mapping the individual + // modes, which requires up to three of them. + c1 = NUL; + c2 = NUL; + c3 = NUL; + if (abbr) + cmd = "abbr"; + else + cmd = "map"; + switch (mp->m_mode) + { + case NORMAL + VISUAL + SELECTMODE + OP_PENDING: + break; + case NORMAL: + c1 = 'n'; + break; + case VISUAL: + c1 = 'x'; + break; + case SELECTMODE: + c1 = 's'; + break; + case OP_PENDING: + c1 = 'o'; + break; + case NORMAL + VISUAL: + c1 = 'n'; + c2 = 'x'; + break; + case NORMAL + SELECTMODE: + c1 = 'n'; + c2 = 's'; + break; + case NORMAL + OP_PENDING: + c1 = 'n'; + c2 = 'o'; + break; + case VISUAL + SELECTMODE: + c1 = 'v'; + break; + case VISUAL + OP_PENDING: + c1 = 'x'; + c2 = 'o'; + break; + case SELECTMODE + OP_PENDING: + c1 = 's'; + c2 = 'o'; + break; + case NORMAL + VISUAL + SELECTMODE: + c1 = 'n'; + c2 = 'v'; + break; + case NORMAL + VISUAL + OP_PENDING: + c1 = 'n'; + c2 = 'x'; + c3 = 'o'; + break; + case NORMAL + SELECTMODE + OP_PENDING: + c1 = 'n'; + c2 = 's'; + c3 = 'o'; + break; + case VISUAL + SELECTMODE + OP_PENDING: + c1 = 'v'; + c2 = 'o'; + break; + case CMDLINE + INSERT: + if (!abbr) + cmd = "map!"; + break; + case CMDLINE: + c1 = 'c'; + break; + case INSERT: + c1 = 'i'; + break; + case LANGMAP: + c1 = 'l'; + break; + case TERMINAL: + c1 = 't'; + break; + default: + iemsg(_("E228: makemap: Illegal mode")); + return FAIL; + } + do // do this twice if c2 is set, 3 times with c3 + { + // When outputting <> form, need to make sure that 'cpo' + // is set to the Vim default. + if (!did_cpo) + { + if (*mp->m_str == NUL) // will use <Nop> + did_cpo = TRUE; + else + for (i = 0; i < 2; ++i) + for (p = (i ? mp->m_str : mp->m_keys); *p; ++p) + if (*p == K_SPECIAL || *p == NL) + did_cpo = TRUE; + if (did_cpo) + { + if (fprintf(fd, "let s:cpo_save=&cpo") < 0 + || put_eol(fd) < 0 + || fprintf(fd, "set cpo&vim") < 0 + || put_eol(fd) < 0) + return FAIL; + } + } + if (c1 && putc(c1, fd) < 0) + return FAIL; + if (mp->m_noremap != REMAP_YES && fprintf(fd, "nore") < 0) + return FAIL; + if (fputs(cmd, fd) < 0) + return FAIL; + if (buf != NULL && fputs(" <buffer>", fd) < 0) + return FAIL; + if (mp->m_nowait && fputs(" <nowait>", fd) < 0) + return FAIL; + if (mp->m_silent && fputs(" <silent>", fd) < 0) + return FAIL; +#ifdef FEAT_EVAL + if (mp->m_noremap == REMAP_SCRIPT + && fputs("<script>", fd) < 0) + return FAIL; + if (mp->m_expr && fputs(" <expr>", fd) < 0) + return FAIL; +#endif + + if ( putc(' ', fd) < 0 + || put_escstr(fd, mp->m_keys, 0) == FAIL + || putc(' ', fd) < 0 + || put_escstr(fd, mp->m_str, 1) == FAIL + || put_eol(fd) < 0) + return FAIL; + c1 = c2; + c2 = c3; + c3 = NUL; + } while (c1 != NUL); + } + } + + if (did_cpo) + if (fprintf(fd, "let &cpo=s:cpo_save") < 0 + || put_eol(fd) < 0 + || fprintf(fd, "unlet s:cpo_save") < 0 + || put_eol(fd) < 0) + return FAIL; + return OK; +} + +/* + * write escape string to file + * "what": 0 for :map lhs, 1 for :map rhs, 2 for :set + * + * return FAIL for failure, OK otherwise + */ + int +put_escstr(FILE *fd, char_u *strstart, int what) +{ + char_u *str = strstart; + int c; + int modifiers; + + // :map xx <Nop> + if (*str == NUL && what == 1) + { + if (fprintf(fd, "<Nop>") < 0) + return FAIL; + return OK; + } + + for ( ; *str != NUL; ++str) + { + char_u *p; + + // Check for a multi-byte character, which may contain escaped + // K_SPECIAL and CSI bytes + p = mb_unescape(&str); + if (p != NULL) + { + while (*p != NUL) + if (fputc(*p++, fd) < 0) + return FAIL; + --str; + continue; + } + + c = *str; + // Special key codes have to be translated to be able to make sense + // when they are read back. + if (c == K_SPECIAL && what != 2) + { + modifiers = 0x0; + if (str[1] == KS_MODIFIER) + { + modifiers = str[2]; + str += 3; + c = *str; + } + if (c == K_SPECIAL) + { + c = TO_SPECIAL(str[1], str[2]); + str += 2; + } + if (IS_SPECIAL(c) || modifiers) // special key + { + if (fputs((char *)get_special_key_name(c, modifiers), fd) < 0) + return FAIL; + continue; + } + } + + // A '\n' in a map command should be written as <NL>. + // A '\n' in a set command should be written as \^V^J. + if (c == NL) + { + if (what == 2) + { + if (fprintf(fd, IF_EB("\\\026\n", "\\" CTRL_V_STR "\n")) < 0) + return FAIL; + } + else + { + if (fprintf(fd, "<NL>") < 0) + return FAIL; + } + continue; + } + + // Some characters have to be escaped with CTRL-V to + // prevent them from misinterpreted in DoOneCmd(). + // A space, Tab and '"' has to be escaped with a backslash to + // prevent it to be misinterpreted in do_set(). + // A space has to be escaped with a CTRL-V when it's at the start of a + // ":map" rhs. + // A '<' has to be escaped with a CTRL-V to prevent it being + // interpreted as the start of a special key name. + // A space in the lhs of a :map needs a CTRL-V. + if (what == 2 && (VIM_ISWHITE(c) || c == '"' || c == '\\')) + { + if (putc('\\', fd) < 0) + return FAIL; + } + else if (c < ' ' || c > '~' || c == '|' + || (what == 0 && c == ' ') + || (what == 1 && str == strstart && c == ' ') + || (what != 2 && c == '<')) + { + if (putc(Ctrl_V, fd) < 0) + return FAIL; + } + if (putc(c, fd) < 0) + return FAIL; + } + return OK; +} + +/* + * Check all mappings for the presence of special key codes. + * Used after ":set term=xxx". + */ + void +check_map_keycodes(void) +{ + mapblock_T *mp; + char_u *p; + int i; + char_u buf[3]; + char_u *save_name; + int abbr; + int hash; + buf_T *bp; + + validate_maphash(); + save_name = sourcing_name; + sourcing_name = (char_u *)"mappings"; // avoids giving error messages + + // This this once for each buffer, and then once for global + // mappings/abbreviations with bp == NULL + for (bp = firstbuf; ; bp = bp->b_next) + { + // Do the loop twice: Once for mappings, once for abbreviations. + // Then loop over all map hash lists. + for (abbr = 0; abbr <= 1; ++abbr) + for (hash = 0; hash < 256; ++hash) + { + if (abbr) + { + if (hash) // there is only one abbr list + break; + if (bp != NULL) + mp = bp->b_first_abbr; + else + mp = first_abbr; + } + else + { + if (bp != NULL) + mp = bp->b_maphash[hash]; + else + mp = maphash[hash]; + } + for ( ; mp != NULL; mp = mp->m_next) + { + for (i = 0; i <= 1; ++i) // do this twice + { + if (i == 0) + p = mp->m_keys; // once for the "from" part + else + p = mp->m_str; // and once for the "to" part + while (*p) + { + if (*p == K_SPECIAL) + { + ++p; + if (*p < 128) // for "normal" tcap entries + { + buf[0] = p[0]; + buf[1] = p[1]; + buf[2] = NUL; + (void)add_termcap_entry(buf, FALSE); + } + ++p; + } + ++p; + } + } + } + } + if (bp == NULL) + break; + } + sourcing_name = save_name; +} + +#if defined(FEAT_EVAL) || defined(PROTO) +/* + * Check the string "keys" against the lhs of all mappings. + * Return pointer to rhs of mapping (mapblock->m_str). + * NULL when no mapping found. + */ + char_u * +check_map( + char_u *keys, + int mode, + int exact, // require exact match + int ign_mod, // ignore preceding modifier + int abbr, // do abbreviations + mapblock_T **mp_ptr, // return: pointer to mapblock or NULL + int *local_ptr) // return: buffer-local mapping or NULL +{ + int hash; + int len, minlen; + mapblock_T *mp; + char_u *s; + int local; + + validate_maphash(); + + len = (int)STRLEN(keys); + for (local = 1; local >= 0; --local) + // loop over all hash lists + for (hash = 0; hash < 256; ++hash) + { + if (abbr) + { + if (hash > 0) // there is only one list. + break; + if (local) + mp = curbuf->b_first_abbr; + else + mp = first_abbr; + } + else if (local) + mp = curbuf->b_maphash[hash]; + else + mp = maphash[hash]; + for ( ; mp != NULL; mp = mp->m_next) + { + // skip entries with wrong mode, wrong length and not matching + // ones + if ((mp->m_mode & mode) && (!exact || mp->m_keylen == len)) + { + if (len > mp->m_keylen) + minlen = mp->m_keylen; + else + minlen = len; + s = mp->m_keys; + if (ign_mod && s[0] == K_SPECIAL && s[1] == KS_MODIFIER + && s[2] != NUL) + { + s += 3; + if (len > mp->m_keylen - 3) + minlen = mp->m_keylen - 3; + } + if (STRNCMP(s, keys, minlen) == 0) + { + if (mp_ptr != NULL) + *mp_ptr = mp; + if (local_ptr != NULL) + *local_ptr = local; + return mp->m_str; + } + } + } + } + + return NULL; +} + + void +get_maparg(typval_T *argvars, typval_T *rettv, int exact) +{ + char_u *keys; + char_u *which; + char_u buf[NUMBUFLEN]; + char_u *keys_buf = NULL; + char_u *rhs; + int mode; + int abbr = FALSE; + int get_dict = FALSE; + mapblock_T *mp; + int buffer_local; + + // return empty string for failure + rettv->v_type = VAR_STRING; + rettv->vval.v_string = NULL; + + keys = tv_get_string(&argvars[0]); + if (*keys == NUL) + return; + + if (argvars[1].v_type != VAR_UNKNOWN) + { + which = tv_get_string_buf_chk(&argvars[1], buf); + if (argvars[2].v_type != VAR_UNKNOWN) + { + abbr = (int)tv_get_number(&argvars[2]); + if (argvars[3].v_type != VAR_UNKNOWN) + get_dict = (int)tv_get_number(&argvars[3]); + } + } + else + which = (char_u *)""; + if (which == NULL) + return; + + mode = get_map_mode(&which, 0); + + keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, FALSE); + rhs = check_map(keys, mode, exact, FALSE, abbr, &mp, &buffer_local); + vim_free(keys_buf); + + if (!get_dict) + { + // Return a string. + if (rhs != NULL) + { + if (*rhs == NUL) + rettv->vval.v_string = vim_strsave((char_u *)"<Nop>"); + else + rettv->vval.v_string = str2special_save(rhs, FALSE); + } + + } + else if (rettv_dict_alloc(rettv) != FAIL && rhs != NULL) + { + // Return a dictionary. + char_u *lhs = str2special_save(mp->m_keys, TRUE); + char_u *mapmode = map_mode_to_chars(mp->m_mode); + dict_T *dict = rettv->vval.v_dict; + + dict_add_string(dict, "lhs", lhs); + dict_add_string(dict, "rhs", mp->m_orig_str); + dict_add_number(dict, "noremap", mp->m_noremap ? 1L : 0L); + dict_add_number(dict, "expr", mp->m_expr ? 1L : 0L); + dict_add_number(dict, "silent", mp->m_silent ? 1L : 0L); + dict_add_number(dict, "sid", (long)mp->m_script_ctx.sc_sid); + dict_add_number(dict, "lnum", (long)mp->m_script_ctx.sc_lnum); + dict_add_number(dict, "buffer", (long)buffer_local); + dict_add_number(dict, "nowait", mp->m_nowait ? 1L : 0L); + dict_add_string(dict, "mode", mapmode); + + vim_free(lhs); + vim_free(mapmode); + } +} +#endif + +#if defined(MSWIN) || defined(MACOS_X) + +# define VIS_SEL (VISUAL+SELECTMODE) // abbreviation + +/* + * Default mappings for some often used keys. + */ +struct initmap +{ + char_u *arg; + int mode; +}; + +# ifdef FEAT_GUI_MSWIN +// Use the Windows (CUA) keybindings. (GUI) +static struct initmap initmappings[] = +{ + // paste, copy and cut + {(char_u *)"<S-Insert> \"*P", NORMAL}, + {(char_u *)"<S-Insert> \"-d\"*P", VIS_SEL}, + {(char_u *)"<S-Insert> <C-R><C-O>*", INSERT+CMDLINE}, + {(char_u *)"<C-Insert> \"*y", VIS_SEL}, + {(char_u *)"<S-Del> \"*d", VIS_SEL}, + {(char_u *)"<C-Del> \"*d", VIS_SEL}, + {(char_u *)"<C-X> \"*d", VIS_SEL}, + // Missing: CTRL-C (cancel) and CTRL-V (block selection) +}; +# endif + +# if defined(MSWIN) && (!defined(FEAT_GUI) || defined(VIMDLL)) +// Use the Windows (CUA) keybindings. (Console) +static struct initmap cinitmappings[] = +{ + {(char_u *)"\316w <C-Home>", NORMAL+VIS_SEL}, + {(char_u *)"\316w <C-Home>", INSERT+CMDLINE}, + {(char_u *)"\316u <C-End>", NORMAL+VIS_SEL}, + {(char_u *)"\316u <C-End>", INSERT+CMDLINE}, + + // paste, copy and cut +# ifdef FEAT_CLIPBOARD + {(char_u *)"\316\324 \"*P", NORMAL}, // SHIFT-Insert is "*P + {(char_u *)"\316\324 \"-d\"*P", VIS_SEL}, // SHIFT-Insert is "-d"*P + {(char_u *)"\316\324 \022\017*", INSERT}, // SHIFT-Insert is ^R^O* + {(char_u *)"\316\325 \"*y", VIS_SEL}, // CTRL-Insert is "*y + {(char_u *)"\316\327 \"*d", VIS_SEL}, // SHIFT-Del is "*d + {(char_u *)"\316\330 \"*d", VIS_SEL}, // CTRL-Del is "*d + {(char_u *)"\030 \"*d", VIS_SEL}, // CTRL-X is "*d +# else + {(char_u *)"\316\324 P", NORMAL}, // SHIFT-Insert is P + {(char_u *)"\316\324 \"-dP", VIS_SEL}, // SHIFT-Insert is "-dP + {(char_u *)"\316\324 \022\017\"", INSERT}, // SHIFT-Insert is ^R^O" + {(char_u *)"\316\325 y", VIS_SEL}, // CTRL-Insert is y + {(char_u *)"\316\327 d", VIS_SEL}, // SHIFT-Del is d + {(char_u *)"\316\330 d", VIS_SEL}, // CTRL-Del is d +# endif +}; +# endif + +# if defined(MACOS_X) +static struct initmap initmappings[] = +{ + // Use the Standard MacOS binding. + // paste, copy and cut + {(char_u *)"<D-v> \"*P", NORMAL}, + {(char_u *)"<D-v> \"-d\"*P", VIS_SEL}, + {(char_u *)"<D-v> <C-R>*", INSERT+CMDLINE}, + {(char_u *)"<D-c> \"*y", VIS_SEL}, + {(char_u *)"<D-x> \"*d", VIS_SEL}, + {(char_u *)"<Backspace> \"-d", VIS_SEL}, +}; +# endif + +# undef VIS_SEL +#endif + +/* + * Set up default mappings. + */ + void +init_mappings(void) +{ +#if defined(MSWIN) || defined(MACOS_X) + int i; + +# if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) +# ifdef VIMDLL + if (!gui.starting) +# endif + { + for (i = 0; + i < (int)(sizeof(cinitmappings) / sizeof(struct initmap)); ++i) + add_map(cinitmappings[i].arg, cinitmappings[i].mode); + } +# endif +# if defined(FEAT_GUI_MSWIN) || defined(MACOS_X) + for (i = 0; i < (int)(sizeof(initmappings) / sizeof(struct initmap)); ++i) + add_map(initmappings[i].arg, initmappings[i].mode); +# endif +#endif +} + +#if defined(MSWIN) || defined(FEAT_CMDWIN) || defined(MACOS_X) \ + || defined(PROTO) +/* + * Add a mapping "map" for mode "mode". + * Need to put string in allocated memory, because do_map() will modify it. + */ + void +add_map(char_u *map, int mode) +{ + char_u *s; + char_u *cpo_save = p_cpo; + + p_cpo = (char_u *)""; // Allow <> notation + s = vim_strsave(map); + if (s != NULL) + { + (void)do_map(0, s, mode, FALSE); + vim_free(s); + } + p_cpo = cpo_save; +} +#endif + + 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; + } +} + +/* + * ":abbreviate" and friends. + */ + void +ex_abbreviate(exarg_T *eap) +{ + do_exmap(eap, TRUE); // almost the same as mapping +} + +/* + * ":map" and friends. + */ + 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. + */ + void +ex_unmap(exarg_T *eap) +{ + do_exmap(eap, FALSE); +} + +/* + * ":mapclear" and friends. + */ + void +ex_mapclear(exarg_T *eap) +{ + map_clear(eap->cmd, eap->arg, eap->forceit, FALSE); +} + +/* + * ":abclear" and friends. + */ + void +ex_abclear(exarg_T *eap) +{ + map_clear(eap->cmd, eap->arg, TRUE, TRUE); +} diff --git a/src/proto.h b/src/proto.h index 22570127e..34ef9cc96 100644 --- a/src/proto.h +++ b/src/proto.h @@ -98,6 +98,7 @@ extern int _stricoll(char *a, char *b); # include "list.pro" # include "blob.pro" # include "main.pro" +# include "map.pro" # include "mark.pro" # include "memfile.pro" # include "memline.pro" diff --git a/src/proto/getchar.pro b/src/proto/getchar.pro index 07336627f..cde7ddfa4 100644 --- a/src/proto/getchar.pro +++ b/src/proto/getchar.pro @@ -23,6 +23,7 @@ void stuffnumReadbuff(long n); int start_redo(long count, int old_redo); int start_redo_ins(void); void stop_redo_ins(void); +int noremap_keys(void); int ins_typebuf(char_u *str, int noremap, int offset, int nottyped, int silent); void ins_char_typebuf(int c); int typebuf_changed(int tb_change_cnt); @@ -49,22 +50,4 @@ int char_avail(void); void vungetc(int c); int fix_input_buffer(char_u *buf, int len); int input_available(void); -int do_map(int maptype, char_u *arg, int mode, int abbrev); -int get_map_mode(char_u **cmdp, int forceit); -void map_clear(char_u *cmdp, char_u *arg, int forceit, int abbr); -void map_clear_int(buf_T *buf, int mode, int local, int abbr); -char_u *map_mode_to_chars(int mode); -int map_to_exists(char_u *str, char_u *modechars, int abbr); -int map_to_exists_mode(char_u *rhs, int mode, int abbr); -char_u *set_context_in_map_cmd(expand_T *xp, char_u *cmd, char_u *arg, int forceit, int isabbrev, int isunmap, cmdidx_T cmdidx); -int ExpandMappings(regmatch_T *regmatch, int *num_file, char_u ***file); -int check_abbr(int c, char_u *ptr, int col, int mincol); -char_u *vim_strsave_escape_csi(char_u *p); -void vim_unescape_csi(char_u *p); -int makemap(FILE *fd, buf_T *buf); -int put_escstr(FILE *fd, char_u *strstart, int what); -void check_map_keycodes(void); -char_u *check_map(char_u *keys, int mode, int exact, int ign_mod, int abbr, mapblock_T **mp_ptr, int *local_ptr); -void init_mappings(void); -void add_map(char_u *map, int mode); /* vim: set ft=c : */ diff --git a/src/proto/map.pro b/src/proto/map.pro new file mode 100644 index 000000000..3aa93e9b8 --- /dev/null +++ b/src/proto/map.pro @@ -0,0 +1,27 @@ +/* map.c */ +mapblock_T *get_maphash_list(int state, int c); +mapblock_T *get_buf_maphash_list(int state, int c); +int is_maphash_valid(void); +int do_map(int maptype, char_u *arg, int mode, int abbrev); +void map_clear_int(buf_T *buf, int mode, int local, int abbr); +int map_to_exists(char_u *str, char_u *modechars, int abbr); +int map_to_exists_mode(char_u *rhs, int mode, int abbr); +char_u *set_context_in_map_cmd(expand_T *xp, char_u *cmd, char_u *arg, int forceit, int isabbrev, int isunmap, cmdidx_T cmdidx); +int ExpandMappings(regmatch_T *regmatch, int *num_file, char_u ***file); +int check_abbr(int c, char_u *ptr, int col, int mincol); +char_u *eval_map_expr(char_u *str, int c); +char_u *vim_strsave_escape_csi(char_u *p); +void vim_unescape_csi(char_u *p); +int makemap(FILE *fd, buf_T *buf); +int put_escstr(FILE *fd, char_u *strstart, int what); +void check_map_keycodes(void); +char_u *check_map(char_u *keys, int mode, int exact, int ign_mod, int abbr, mapblock_T **mp_ptr, int *local_ptr); +void get_maparg(typval_T *argvars, typval_T *rettv, int exact); +void init_mappings(void); +void add_map(char_u *map, int mode); +void ex_abbreviate(exarg_T *eap); +void ex_map(exarg_T *eap); +void ex_unmap(exarg_T *eap); +void ex_mapclear(exarg_T *eap); +void ex_abclear(exarg_T *eap); +/* vim: set ft=c : */ diff --git a/src/structs.h b/src/structs.h index 122e47503..21b5f693b 100644 --- a/src/structs.h +++ b/src/structs.h @@ -2293,13 +2293,12 @@ struct file_buffer */ char_u b_chartab[32]; -#ifdef FEAT_LOCALMAP // Table used for mappings local to a buffer. mapblock_T *(b_maphash[256]); // First abbreviation local to a buffer. mapblock_T *b_first_abbr; -#endif + // User commands local to the buffer. garray_T b_ucmds; // start and end of an operator, also used for '[ and '] diff --git a/src/version.c b/src/version.c index b1d6f2bc7..53ab0c90a 100644 --- a/src/version.c +++ b/src/version.c @@ -354,11 +354,7 @@ static char *(features[]) = "-lispindent", #endif "+listcmds", -#ifdef FEAT_LOCALMAP "+localmap", -#else - "-localmap", -#endif #ifdef FEAT_LUA # ifdef DYNAMIC_LUA "+lua/dyn", @@ -778,6 +774,8 @@ static char *(features[]) = static int included_patches[] = { /* Add new patch number below this line */ /**/ + 1785, +/**/ 1784, /**/ 1783, |