diff options
Diffstat (limited to 'src/ex_getln.c')
| -rw-r--r-- | src/ex_getln.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/ex_getln.c b/src/ex_getln.c index 140535efc..7d1e28250 100644 --- a/src/ex_getln.c +++ b/src/ex_getln.c @@ -80,6 +80,7 @@ static void correct_cmdspos __ARGS((int idx, int cells)); static void alloc_cmdbuff __ARGS((int len)); static int realloc_cmdbuff __ARGS((int len)); static void draw_cmdline __ARGS((int start, int len)); +static int cmdline_paste __ARGS((int regname, int literally)); #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) static void redrawcmd_preedit __ARGS((void)); #endif @@ -2536,6 +2537,102 @@ put_on_cmdline(str, len, redraw) return retval; } +/* + * paste a yank register into the command line. + * used by CTRL-R command in command-line mode + * insert_reg() can't be used here, because special characters from the + * register contents will be interpreted as commands. + * + * return FAIL for failure, OK otherwise + */ + static int +cmdline_paste(regname, literally) + int regname; + int literally; /* Insert text literally instead of "as typed" */ +{ + long i; + char_u *arg; + int allocated; + struct cmdline_info save_ccline; + + /* check for valid regname; also accept special characters for CTRL-R in + * the command line */ + if (regname != Ctrl_F && regname != Ctrl_P && regname != Ctrl_W + && regname != Ctrl_A && !valid_yank_reg(regname, FALSE)) + return FAIL; + + /* A register containing CTRL-R can cause an endless loop. Allow using + * CTRL-C to break the loop. */ + line_breakcheck(); + if (got_int) + return FAIL; + +#ifdef FEAT_CLIPBOARD + regname = may_get_selection(regname); +#endif + + /* Need to save and restore ccline, because obtaining the "=" register may + * execute "normal :cmd" and overwrite it. */ + save_ccline = ccline; + ccline.cmdbuff = NULL; + ccline.cmdprompt = NULL; + i = get_spec_reg(regname, &arg, &allocated, TRUE); + ccline = save_ccline; + + if (i) + { + /* Got the value of a special register in "arg". */ + if (arg == NULL) + return FAIL; + cmdline_paste_str(arg, literally); + if (allocated) + vim_free(arg); + return OK; + } + + return cmdline_paste_reg(regname, literally); +} + +/* + * Put a string on the command line. + * When "literally" is TRUE, insert literally. + * When "literally" is FALSE, insert as typed, but don't leave the command + * line. + */ + void +cmdline_paste_str(s, literally) + char_u *s; + int literally; +{ + int c, cv; + + if (literally) + put_on_cmdline(s, -1, TRUE); + else + while (*s != NUL) + { + cv = *s; + if (cv == Ctrl_V && s[1]) + ++s; +#ifdef FEAT_MBYTE + if (has_mbyte) + { + c = mb_ptr2char(s); + s += mb_char2len(c); + } + else +#endif + c = *s++; + if (cv == Ctrl_V || c == ESC || c == Ctrl_C || c == CAR || c == NL +#ifdef UNIX + || c == intr_char +#endif + || (c == Ctrl_BSL && *s == Ctrl_N)) + stuffcharReadbuff(Ctrl_V); + stuffcharReadbuff(c); + } +} + #ifdef FEAT_WILDMENU /* * Delete characters on the command line, from "from" to the current |