From ec28d1516eb8bb5dcaa42de145953a6d49aebb6f Mon Sep 17 00:00:00 2001 From: Bram Moolenaar Date: Sat, 11 May 2019 18:36:34 +0200 Subject: patch 8.1.1318: code for text changes is in a "misc" file Problem: Code for text changes is in a "misc" file. Solution: Move the code to change.c. --- Filelist | 2 + src/Make_cyg_ming.mak | 1 + src/Make_dice.mak | 4 + src/Make_manx.mak | 6 + src/Make_morph.mak | 1 + src/Make_mvc.mak | 4 + src/Make_sas.mak | 5 + src/Make_vms.mms | 10 +- src/Makefile | 10 + src/README.md | 1 + src/memline.c | 4 +- src/misc1.c | 2483 +++---------------------------------------------- src/proto.h | 1 + src/proto/misc1.pro | 22 - 14 files changed, 161 insertions(+), 2393 deletions(-) diff --git a/Filelist b/Filelist index 4f73cc7ef1..7cca776849 100644 --- a/Filelist +++ b/Filelist @@ -20,6 +20,7 @@ SRC_ALL = \ src/blob.c \ src/blowfish.c \ src/buffer.c \ + src/change.c \ src/channel.c \ src/charset.c \ src/crypt.c \ @@ -155,6 +156,7 @@ SRC_ALL = \ src/proto/blob.pro \ src/proto/blowfish.pro \ src/proto/buffer.pro \ + src/proto/change.pro \ src/proto/channel.pro \ src/proto/charset.pro \ src/proto/crypt.pro \ diff --git a/src/Make_cyg_ming.mak b/src/Make_cyg_ming.mak index a2ff64af20..3e38a27cfe 100644 --- a/src/Make_cyg_ming.mak +++ b/src/Make_cyg_ming.mak @@ -705,6 +705,7 @@ OBJ = \ $(OUTDIR)/blob.o \ $(OUTDIR)/blowfish.o \ $(OUTDIR)/buffer.o \ + $(OUTDIR)/change.o \ $(OUTDIR)/charset.o \ $(OUTDIR)/crypt.o \ $(OUTDIR)/crypt_zip.o \ diff --git a/src/Make_dice.mak b/src/Make_dice.mak index 89fa589459..440955eb34 100644 --- a/src/Make_dice.mak +++ b/src/Make_dice.mak @@ -30,6 +30,7 @@ SRC = \ autocmd.c \ blowfish.c \ buffer.c \ + change.c \ charset.c \ crypt.c \ crypt_zip.c \ @@ -92,6 +93,7 @@ OBJ = o/arabic.o \ o/autocmd.o \ o/blowfish.o \ o/buffer.o \ + o/change.o \ o/charset.o \ o/crypt.o \ o/crypt_zip.o \ @@ -177,6 +179,8 @@ o/blowfish.o: blowfish.c $(SYMS) o/buffer.o: buffer.c $(SYMS) +o/change.o: change.c $(SYMS) + o/charset.o: charset.c $(SYMS) o/crypt.o: crypt.c $(SYMS) diff --git a/src/Make_manx.mak b/src/Make_manx.mak index e53522f06e..211d8ccebf 100644 --- a/src/Make_manx.mak +++ b/src/Make_manx.mak @@ -40,6 +40,7 @@ SRC = arabic.c \ autocmd.c \ blowfish.c \ buffer.c \ + change.c \ charset.c \ crypt.c \ crypt_zip.c \ @@ -104,6 +105,7 @@ OBJ = obj/arabic.o \ obj/autocmd.o \ obj/blowfish.o \ obj/buffer.o \ + obj/change.o \ obj/charset.o \ obj/crypt.o \ obj/crypt_zip.o \ @@ -166,6 +168,7 @@ PRO = proto/arabic.pro \ proto/autocmd.pro \ proto/blowfish.pro \ proto/buffer.pro \ + proto/change.pro \ proto/charset.pro \ proto/crypt.pro \ proto/crypt_zip.pro \ @@ -280,6 +283,9 @@ obj/blowfish.o: blowfish.c obj/buffer.o: buffer.c $(CCSYM) $@ buffer.c +obj/change.o: change.c + $(CCSYM) $@ change.c + obj/charset.o: charset.c $(CCSYM) $@ charset.c diff --git a/src/Make_morph.mak b/src/Make_morph.mak index a5ce62b8c6..1eb5ff52d7 100644 --- a/src/Make_morph.mak +++ b/src/Make_morph.mak @@ -28,6 +28,7 @@ SRC = arabic.c \ autocmd.c \ blowfish.c \ buffer.c \ + change.c \ charset.c \ crypt.c \ crypt_zip.c \ diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak index 36f18dc056..89f4e13fbb 100644 --- a/src/Make_mvc.mak +++ b/src/Make_mvc.mak @@ -700,6 +700,7 @@ OBJ = \ $(OUTDIR)\blob.obj \ $(OUTDIR)\blowfish.obj \ $(OUTDIR)\buffer.obj \ + $(OUTDIR)\change.obj \ $(OUTDIR)\charset.obj \ $(OUTDIR)\crypt.obj \ $(OUTDIR)\crypt_zip.obj \ @@ -1410,6 +1411,8 @@ $(OUTDIR)/blowfish.obj: $(OUTDIR) blowfish.c $(INCL) $(OUTDIR)/buffer.obj: $(OUTDIR) buffer.c $(INCL) +$(OUTDIR)/change.obj: $(OUTDIR) change.c $(INCL) + $(OUTDIR)/charset.obj: $(OUTDIR) charset.c $(INCL) $(OUTDIR)/crypt.obj: $(OUTDIR) crypt.c $(INCL) @@ -1700,6 +1703,7 @@ proto.h: \ proto/blob.pro \ proto/blowfish.pro \ proto/buffer.pro \ + proto/change.pro \ proto/charset.pro \ proto/crypt.pro \ proto/crypt_zip.pro \ diff --git a/src/Make_sas.mak b/src/Make_sas.mak index 0d8eb3d9ec..7090119d75 100644 --- a/src/Make_sas.mak +++ b/src/Make_sas.mak @@ -93,6 +93,7 @@ SRC = \ autocmd.c \ blowfish.c \ buffer.c \ + change.c \ charset.c \ crypt.c \ crypt_zip.c \ @@ -156,6 +157,7 @@ OBJ = \ autocmd.o \ blowfish.o \ buffer.o \ + change.o \ charset.o \ crypt.o \ crypt_zip.o \ @@ -219,6 +221,7 @@ PRO = \ proto/autocmd.pro \ proto/blowfish.pro \ proto/buffer.pro \ + proto/change.pro \ proto/charset.pro \ proto/crypt.pro \ proto/crypt_zip.pro \ @@ -340,6 +343,8 @@ blowfish.o: blowfish.c proto/blowfish.pro: blowfish.c buffer.o: buffer.c proto/buffer.pro: buffer.c +change.o: change.c +proto/change.pro: change.c charset.o: charset.c proto/charset.pro: charset.c crypt.o: crypt.c diff --git a/src/Make_vms.mms b/src/Make_vms.mms index e25e426fd5..3c41cc0548 100644 --- a/src/Make_vms.mms +++ b/src/Make_vms.mms @@ -2,7 +2,7 @@ # Makefile for Vim on OpenVMS # # Maintainer: Zoltan Arpadffy -# Last change: 2019 Apr 26 +# Last change: 2019 May 11 # # This has script been tested on VMS 6.2 to 8.2 on DEC Alpha, VAX and IA64 # with MMS and MMK @@ -307,7 +307,7 @@ ALL_CFLAGS_VER = /def=($(MODEL_DEF)$(DEFS)$(DEBUG_DEF)$(PERL_DEF)$(PYTHON_DEF) - ALL_LIBS = $(LIBS) $(GUI_LIB_DIR) $(GUI_LIB) \ $(PERL_LIB) $(PYTHON_LIB) $(TCL_LIB) $(RUBY_LIB) -SRC = arabic.c autocmd.c beval.c blob.c blowfish.c buffer.c charset.c \ +SRC = arabic.c autocmd.c beval.c blob.c blowfish.c buffer.c change.c, charset.c \ crypt.c crypt_zip.c debugger.c dict.c diff.c digraph.c edit.c eval.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 \ @@ -320,7 +320,7 @@ SRC = arabic.c autocmd.c beval.c blob.c blowfish.c buffer.c charset.c \ $(GUI_SRC) $(PERL_SRC) $(PYTHON_SRC) $(TCL_SRC) \ $(RUBY_SRC) $(HANGULIN_SRC) $(MZSCH_SRC) $(XDIFF_SRC) -OBJ = arabic.obj autocmd.obj beval.obj blob.obj blowfish.obj buffer.obj \ +OBJ = arabic.obj autocmd.obj beval.obj blob.obj blowfish.obj buffer.obj change.obj \ charset.obj crypt.obj crypt_zip.obj debugger.obj dict.obj diff.obj \ digraph.obj edit.obj eval.obj evalfunc.obj ex_cmds.obj ex_cmds2.obj \ ex_docmd.obj ex_eval.obj ex_getln.obj if_cscope.obj if_xcmdsrv.obj \ @@ -510,6 +510,10 @@ buffer.obj : buffer.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 version.h +change.obj : change.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 version.h charset.obj : charset.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 \ diff --git a/src/Makefile b/src/Makefile index 10ba8755b7..e50438c178 100644 --- a/src/Makefile +++ b/src/Makefile @@ -1576,6 +1576,7 @@ BASIC_SRC = \ blob.c \ blowfish.c \ buffer.c \ + change.c \ charset.c \ crypt.c \ crypt_zip.c \ @@ -1691,6 +1692,7 @@ OBJ_COMMON = \ objects/autocmd.o \ objects/beval.o \ objects/buffer.o \ + objects/change.o \ objects/blob.o \ objects/blowfish.o \ objects/crypt.o \ @@ -1821,6 +1823,7 @@ PRO_AUTO = \ autocmd.pro \ blowfish.pro \ buffer.pro \ + change.pro \ charset.pro \ crypt.pro \ crypt_zip.pro \ @@ -2965,6 +2968,9 @@ objects/blowfish.o: blowfish.c objects/buffer.o: buffer.c $(CCC) -o $@ buffer.c +objects/change.o: change.c + $(CCC) -o $@ change.c + objects/charset.o: charset.c $(CCC) -o $@ charset.c @@ -3430,6 +3436,10 @@ objects/buffer.o: buffer.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 version.h +objects/change.o: change.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 version.h objects/charset.o: charset.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 c6bb8ac25c..ff9f93ac6d 100644 --- a/src/README.md +++ b/src/README.md @@ -25,6 +25,7 @@ File name | Description --------- | ----------- autocmd.c | autocommands buffer.c | manipulating buffers (loaded files) +change.c | handling changes to text debugger.c | vim script debugger diff.c | diff mode (vimdiff) eval.c | expression evaluation diff --git a/src/memline.c b/src/memline.c index 1ef7ecfd19..812d10dc1a 100644 --- a/src/memline.c +++ b/src/memline.c @@ -1637,7 +1637,7 @@ ml_recover(void) * empty. Don't set the modified flag then. */ if (!(curbuf->b_ml.ml_line_count == 2 && *ml_get(1) == NUL)) { - changed_int(); + changed_internal(); ++CHANGEDTICK(curbuf); } } @@ -1651,7 +1651,7 @@ ml_recover(void) vim_free(p); if (i != 0) { - changed_int(); + changed_internal(); ++CHANGEDTICK(curbuf); break; } diff --git a/src/misc1.c b/src/misc1.c index a1c9a82711..5dcf268481 100644 --- a/src/misc1.c +++ b/src/misc1.c @@ -446,151 +446,6 @@ set_indent( return retval; } -/* - * Copy the indent from ptr to the current line (and fill to size) - * Leaves the cursor on the first non-blank in the line. - * Returns TRUE if the line was changed. - */ - static int -copy_indent(int size, char_u *src) -{ - char_u *p = NULL; - char_u *line = NULL; - char_u *s; - int todo; - int ind_len; - int line_len = 0; - int tab_pad; - int ind_done; - int round; -#ifdef FEAT_VARTABS - int ind_col; -#endif - - /* Round 1: compute the number of characters needed for the indent - * Round 2: copy the characters. */ - for (round = 1; round <= 2; ++round) - { - todo = size; - ind_len = 0; - ind_done = 0; -#ifdef FEAT_VARTABS - ind_col = 0; -#endif - s = src; - - /* Count/copy the usable portion of the source line */ - while (todo > 0 && VIM_ISWHITE(*s)) - { - if (*s == TAB) - { -#ifdef FEAT_VARTABS - tab_pad = tabstop_padding(ind_done, curbuf->b_p_ts, - curbuf->b_p_vts_array); -#else - tab_pad = (int)curbuf->b_p_ts - - (ind_done % (int)curbuf->b_p_ts); -#endif - /* Stop if this tab will overshoot the target */ - if (todo < tab_pad) - break; - todo -= tab_pad; - ind_done += tab_pad; -#ifdef FEAT_VARTABS - ind_col += tab_pad; -#endif - } - else - { - --todo; - ++ind_done; -#ifdef FEAT_VARTABS - ++ind_col; -#endif - } - ++ind_len; - if (p != NULL) - *p++ = *s; - ++s; - } - - /* Fill to next tabstop with a tab, if possible */ -#ifdef FEAT_VARTABS - tab_pad = tabstop_padding(ind_done, curbuf->b_p_ts, - curbuf->b_p_vts_array); -#else - tab_pad = (int)curbuf->b_p_ts - (ind_done % (int)curbuf->b_p_ts); -#endif - if (todo >= tab_pad && !curbuf->b_p_et) - { - todo -= tab_pad; - ++ind_len; -#ifdef FEAT_VARTABS - ind_col += tab_pad; -#endif - if (p != NULL) - *p++ = TAB; - } - - /* Add tabs required for indent */ - if (!curbuf->b_p_et) - { -#ifdef FEAT_VARTABS - for (;;) - { - tab_pad = tabstop_padding(ind_col, curbuf->b_p_ts, - curbuf->b_p_vts_array); - if (todo < tab_pad) - break; - todo -= tab_pad; - ++ind_len; - ind_col += tab_pad; - if (p != NULL) - *p++ = TAB; - } -#else - while (todo >= (int)curbuf->b_p_ts) - { - todo -= (int)curbuf->b_p_ts; - ++ind_len; - if (p != NULL) - *p++ = TAB; - } -#endif - } - - /* Count/add spaces required for indent */ - while (todo > 0) - { - --todo; - ++ind_len; - if (p != NULL) - *p++ = ' '; - } - - if (p == NULL) - { - /* Allocate memory for the result: the copied indent, new indent - * and the rest of the line. */ - line_len = (int)STRLEN(ml_get_curline()) + 1; - line = alloc(ind_len + line_len); - if (line == NULL) - return FALSE; - p = line; - } - } - - /* Append the original line */ - mch_memmove(p, ml_get_curline(), (size_t)line_len); - - /* Replace the line */ - ml_replace(curwin->w_cursor.lnum, line, FALSE); - - /* Put the cursor after the indent. */ - curwin->w_cursor.col = ind_len; - return TRUE; -} - /* * Return the indent of the current line after a number. Return -1 if no * number was found. Used for 'n' in 'formatoptions': numbered list. @@ -704,1166 +559,112 @@ get_breakindent_win( } #endif - +#if defined(FEAT_COMMENTS) || defined(PROTO) /* - * open_line: Add a new line below or above the current line. - * - * For VREPLACE mode, we only add a new line when we get to the end of the - * file, otherwise we just start replacing the next line. - * - * Caller must take care of undo. Since VREPLACE may affect any number of - * lines however, it may call u_save_cursor() again when starting to change a - * new line. - * "flags": OPENLINE_DELSPACES delete spaces after cursor - * OPENLINE_DO_COM format comments - * OPENLINE_KEEPTRAIL keep trailing spaces - * OPENLINE_MARKFIX adjust mark positions after the line break - * OPENLINE_COM_LIST format comments with list or 2nd line indent - * - * "second_line_indent": indent for after ^^D in Insert mode or if flag - * OPENLINE_COM_LIST - * - * Return OK for success, FAIL for failure + * get_leader_len() returns the length in bytes of the prefix of the given + * string which introduces a comment. If this string is not a comment then + * 0 is returned. + * When "flags" is not NULL, it is set to point to the flags of the recognized + * comment leader. + * "backward" must be true for the "O" command. + * If "include_space" is set, include trailing whitespace while calculating the + * length. */ int -open_line( - int dir, /* FORWARD or BACKWARD */ - int flags, - int second_line_indent) +get_leader_len( + char_u *line, + char_u **flags, + int backward, + int include_space) { - char_u *saved_line; /* copy of the original line */ - char_u *next_line = NULL; /* copy of the next line */ - char_u *p_extra = NULL; /* what goes to next line */ - int less_cols = 0; /* less columns for mark in new line */ - int less_cols_off = 0; /* columns to skip for mark adjust */ - pos_T old_cursor; /* old cursor position */ - int newcol = 0; /* new cursor column */ - int newindent = 0; /* auto-indent of the new line */ - int n; - int trunc_line = FALSE; /* truncate current line afterwards */ - int retval = FAIL; /* return value */ -#ifdef FEAT_COMMENTS - int extra_len = 0; /* length of p_extra string */ - int lead_len; /* length of comment leader */ - char_u *lead_flags; /* position in 'comments' for comment leader */ - char_u *leader = NULL; /* copy of comment leader */ -#endif - char_u *allocated = NULL; /* allocated memory */ - char_u *p; - int saved_char = NUL; /* init for GCC */ -#if defined(FEAT_SMARTINDENT) || defined(FEAT_COMMENTS) - pos_T *pos; -#endif -#ifdef FEAT_SMARTINDENT - int do_si = (!p_paste && curbuf->b_p_si -# ifdef FEAT_CINDENT - && !curbuf->b_p_cin -# endif -# ifdef FEAT_EVAL - && *curbuf->b_p_inde == NUL -# endif - ); - int no_si = FALSE; /* reset did_si afterwards */ - int first_char = NUL; /* init for GCC */ -#endif -#if defined(FEAT_LISP) || defined(FEAT_CINDENT) - int vreplace_mode; -#endif - int did_append; /* appended a new line */ - int saved_pi = curbuf->b_p_pi; /* copy of preserveindent setting */ + int i, j; + int result; + int got_com = FALSE; + int found_one; + char_u part_buf[COM_MAX_LEN]; /* buffer for one option part */ + char_u *string; /* pointer to comment string */ + char_u *list; + int middle_match_len = 0; + char_u *prev_list; + char_u *saved_flags = NULL; + + result = i = 0; + while (VIM_ISWHITE(line[i])) /* leading white space is ignored */ + ++i; /* - * make a copy of the current line so we can mess with it + * Repeat to match several nested comment strings. */ - saved_line = vim_strsave(ml_get_curline()); - if (saved_line == NULL) /* out of memory! */ - return FALSE; - - if (State & VREPLACE_FLAG) + while (line[i] != NUL) { /* - * With VREPLACE we make a copy of the next line, which we will be - * starting to replace. First make the new line empty and let vim play - * with the indenting and comment leader to its heart's content. Then - * we grab what it ended up putting on the new line, put back the - * original line, and call ins_char() to put each new character onto - * the line, replacing what was there before and pushing the right - * stuff onto the replace stack. -- webb. - */ - if (curwin->w_cursor.lnum < orig_line_count) - next_line = vim_strsave(ml_get(curwin->w_cursor.lnum + 1)); - else - next_line = vim_strsave((char_u *)""); - if (next_line == NULL) /* out of memory! */ - goto theend; - - /* - * In VREPLACE mode, a NL replaces the rest of the line, and starts - * replacing the next line, so push all of the characters left on the - * line onto the replace stack. We'll push any other characters that - * might be replaced at the start of the next line (due to autoindent - * etc) a bit later. + * scan through the 'comments' option for a match */ - replace_push(NUL); /* Call twice because BS over NL expects it */ - replace_push(NUL); - p = saved_line + curwin->w_cursor.col; - while (*p != NUL) - { - if (has_mbyte) - p += replace_push_mb(p); - else - replace_push(*p++); - } - saved_line[curwin->w_cursor.col] = NUL; - } - - if ((State & INSERT) && !(State & VREPLACE_FLAG)) - { - p_extra = saved_line + curwin->w_cursor.col; -#ifdef FEAT_SMARTINDENT - if (do_si) /* need first char after new line break */ + found_one = FALSE; + for (list = curbuf->b_p_com; *list; ) { - p = skipwhite(p_extra); - first_char = *p; - } -#endif -#ifdef FEAT_COMMENTS - extra_len = (int)STRLEN(p_extra); -#endif - saved_char = *p_extra; - *p_extra = NUL; - } + /* Get one option part into part_buf[]. Advance "list" to next + * one. Put "string" at start of string. */ + if (!got_com && flags != NULL) + *flags = list; /* remember where flags started */ + prev_list = list; + (void)copy_option_part(&list, part_buf, COM_MAX_LEN, ","); + string = vim_strchr(part_buf, ':'); + if (string == NULL) /* missing ':', ignore this part */ + continue; + *string++ = NUL; /* isolate flags from string */ - u_clearline(); /* cannot do "U" command when adding lines */ -#ifdef FEAT_SMARTINDENT - did_si = FALSE; -#endif - ai_col = 0; + /* If we found a middle match previously, use that match when this + * is not a middle or end. */ + if (middle_match_len != 0 + && vim_strchr(part_buf, COM_MIDDLE) == NULL + && vim_strchr(part_buf, COM_END) == NULL) + break; - /* - * If we just did an auto-indent, then we didn't type anything on - * the prior line, and it should be truncated. Do this even if 'ai' is not - * set because automatically inserting a comment leader also sets did_ai. - */ - if (dir == FORWARD && did_ai) - trunc_line = TRUE; + /* When we already found a nested comment, only accept further + * nested comments. */ + if (got_com && vim_strchr(part_buf, COM_NEST) == NULL) + continue; - /* - * If 'autoindent' and/or 'smartindent' is set, try to figure out what - * indent to use for the new line. - */ - if (curbuf->b_p_ai -#ifdef FEAT_SMARTINDENT - || do_si -#endif - ) - { - /* - * count white space on current line - */ -#ifdef FEAT_VARTABS - newindent = get_indent_str_vtab(saved_line, curbuf->b_p_ts, - curbuf->b_p_vts_array, FALSE); -#else - newindent = get_indent_str(saved_line, (int)curbuf->b_p_ts, FALSE); -#endif - if (newindent == 0 && !(flags & OPENLINE_COM_LIST)) - newindent = second_line_indent; /* for ^^D command in insert mode */ + /* When 'O' flag present and using "O" command skip this one. */ + if (backward && vim_strchr(part_buf, COM_NOBACK) != NULL) + continue; -#ifdef FEAT_SMARTINDENT - /* - * Do smart indenting. - * In insert/replace mode (only when dir == FORWARD) - * we may move some text to the next line. If it starts with '{' - * don't add an indent. Fixes inserting a NL before '{' in line - * "if (condition) {" - */ - if (!trunc_line && do_si && *saved_line != NUL - && (p_extra == NULL || first_char != '{')) - { - char_u *ptr; - char_u last_char; - - old_cursor = curwin->w_cursor; - ptr = saved_line; -# ifdef FEAT_COMMENTS - if (flags & OPENLINE_DO_COM) - lead_len = get_leader_len(ptr, NULL, FALSE, TRUE); - else - lead_len = 0; -# endif - if (dir == FORWARD) + /* Line contents and string must match. + * When string starts with white space, must have some white space + * (but the amount does not need to match, there might be a mix of + * TABs and spaces). */ + if (VIM_ISWHITE(string[0])) { - /* - * Skip preprocessor directives, unless they are - * recognised as comments. - */ - if ( -# ifdef FEAT_COMMENTS - lead_len == 0 && -# endif - ptr[0] == '#') - { - while (ptr[0] == '#' && curwin->w_cursor.lnum > 1) - ptr = ml_get(--curwin->w_cursor.lnum); - newindent = get_indent(); - } -# ifdef FEAT_COMMENTS - if (flags & OPENLINE_DO_COM) - lead_len = get_leader_len(ptr, NULL, FALSE, TRUE); - else - lead_len = 0; - if (lead_len > 0) - { - /* - * This case gets the following right: - * \* - * * A comment (read '\' as '/'). - * *\ - * #define IN_THE_WAY - * This should line up here; - */ - p = skipwhite(ptr); - if (p[0] == '/' && p[1] == '*') - p++; - if (p[0] == '*') - { - for (p++; *p; p++) - { - if (p[0] == '/' && p[-1] == '*') - { - /* - * End of C comment, indent should line up - * with the line containing the start of - * the comment - */ - curwin->w_cursor.col = (colnr_T)(p - ptr); - if ((pos = findmatch(NULL, NUL)) != NULL) - { - curwin->w_cursor.lnum = pos->lnum; - newindent = get_indent(); - } - } - } - } - } - else /* Not a comment line */ -# endif - { - /* Find last non-blank in line */ - p = ptr + STRLEN(ptr) - 1; - while (p > ptr && VIM_ISWHITE(*p)) - --p; - last_char = *p; - - /* - * find the character just before the '{' or ';' - */ - if (last_char == '{' || last_char == ';') - { - if (p > ptr) - --p; - while (p > ptr && VIM_ISWHITE(*p)) - --p; - } - /* - * Try to catch lines that are split over multiple - * lines. eg: - * if (condition && - * condition) { - * Should line up here! - * } - */ - if (*p == ')') - { - curwin->w_cursor.col = (colnr_T)(p - ptr); - if ((pos = findmatch(NULL, '(')) != NULL) - { - curwin->w_cursor.lnum = pos->lnum; - newindent = get_indent(); - ptr = ml_get_curline(); - } - } - /* - * If last character is '{' do indent, without - * checking for "if" and the like. - */ - if (last_char == '{') - { - did_si = TRUE; /* do indent */ - no_si = TRUE; /* don't delete it when '{' typed */ - } - /* - * Look for "if" and the like, use 'cinwords'. - * Don't do this if the previous line ended in ';' or - * '}'. - */ - else if (last_char != ';' && last_char != '}' - && cin_is_cinword(ptr)) - did_si = TRUE; - } + if (i == 0 || !VIM_ISWHITE(line[i - 1])) + continue; /* missing white space */ + while (VIM_ISWHITE(string[0])) + ++string; } - else /* dir == BACKWARD */ + for (j = 0; string[j] != NUL && string[j] == line[i + j]; ++j) + ; + if (string[j] != NUL) + continue; /* string doesn't match */ + + /* When 'b' flag used, there must be white space or an + * end-of-line after the string in the line. */ + if (vim_strchr(part_buf, COM_BLANK) != NULL + && !VIM_ISWHITE(line[i + j]) && line[i + j] != NUL) + continue; + + /* We have found a match, stop searching unless this is a middle + * comment. The middle comment can be a substring of the end + * comment in which case it's better to return the length of the + * end comment and its flags. Thus we keep searching with middle + * and end matches and use an end match if it matches better. */ + if (vim_strchr(part_buf, COM_MIDDLE) != NULL) { - /* - * Skip preprocessor directives, unless they are - * recognised as comments. - */ - if ( -# ifdef FEAT_COMMENTS - lead_len == 0 && -# endif - ptr[0] == '#') + if (middle_match_len == 0) { - int was_backslashed = FALSE; - - while ((ptr[0] == '#' || was_backslashed) && - curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) - { - if (*ptr && ptr[STRLEN(ptr) - 1] == '\\') - was_backslashed = TRUE; - else - was_backslashed = FALSE; - ptr = ml_get(++curwin->w_cursor.lnum); - } - if (was_backslashed) - newindent = 0; /* Got to end of file */ - else - newindent = get_indent(); + middle_match_len = j; + saved_flags = prev_list; } - p = skipwhite(ptr); - if (*p == '}') /* if line starts with '}': do indent */ - did_si = TRUE; - else /* can delete indent when '{' typed */ - can_si_back = TRUE; - } - curwin->w_cursor = old_cursor; - } - if (do_si) - can_si = TRUE; -#endif /* FEAT_SMARTINDENT */ - - did_ai = TRUE; - } - -#ifdef FEAT_COMMENTS - /* - * Find out if the current line starts with a comment leader. - * This may then be inserted in front of the new line. - */ - end_comment_pending = NUL; - if (flags & OPENLINE_DO_COM) - lead_len = get_leader_len(saved_line, &lead_flags, dir == BACKWARD, TRUE); - else - lead_len = 0; - if (lead_len > 0) - { - char_u *lead_repl = NULL; /* replaces comment leader */ - int lead_repl_len = 0; /* length of *lead_repl */ - char_u lead_middle[COM_MAX_LEN]; /* middle-comment string */ - char_u lead_end[COM_MAX_LEN]; /* end-comment string */ - char_u *comment_end = NULL; /* where lead_end has been found */ - int extra_space = FALSE; /* append extra space */ - int current_flag; - int require_blank = FALSE; /* requires blank after middle */ - char_u *p2; - - /* - * If the comment leader has the start, middle or end flag, it may not - * be used or may be replaced with the middle leader. - */ - for (p = lead_flags; *p && *p != ':'; ++p) - { - if (*p == COM_BLANK) - { - require_blank = TRUE; - continue; - } - if (*p == COM_START || *p == COM_MIDDLE) - { - current_flag = *p; - if (*p == COM_START) - { - /* - * Doing "O" on a start of comment does not insert leader. - */ - if (dir == BACKWARD) - { - lead_len = 0; - break; - } - - /* find start of middle part */ - (void)copy_option_part(&p, lead_middle, COM_MAX_LEN, ","); - require_blank = FALSE; - } - - /* - * Isolate the strings of the middle and end leader. - */ - while (*p && p[-1] != ':') /* find end of middle flags */ - { - if (*p == COM_BLANK) - require_blank = TRUE; - ++p; - } - (void)copy_option_part(&p, lead_middle, COM_MAX_LEN, ","); - - while (*p && p[-1] != ':') /* find end of end flags */ - { - /* Check whether we allow automatic ending of comments */ - if (*p == COM_AUTO_END) - end_comment_pending = -1; /* means we want to set it */ - ++p; - } - n = copy_option_part(&p, lead_end, COM_MAX_LEN, ","); - - if (end_comment_pending == -1) /* we can set it now */ - end_comment_pending = lead_end[n - 1]; - - /* - * If the end of the comment is in the same line, don't use - * the comment leader. - */ - if (dir == FORWARD) - { - for (p = saved_line + lead_len; *p; ++p) - if (STRNCMP(p, lead_end, n) == 0) - { - comment_end = p; - lead_len = 0; - break; - } - } - - /* - * Doing "o" on a start of comment inserts the middle leader. - */ - if (lead_len > 0) - { - if (current_flag == COM_START) - { - lead_repl = lead_middle; - lead_repl_len = (int)STRLEN(lead_middle); - } - - /* - * If we have hit RETURN immediately after the start - * comment leader, then put a space after the middle - * comment leader on the next line. - */ - if (!VIM_ISWHITE(saved_line[lead_len - 1]) - && ((p_extra != NULL - && (int)curwin->w_cursor.col == lead_len) - || (p_extra == NULL - && saved_line[lead_len] == NUL) - || require_blank)) - extra_space = TRUE; - } - break; - } - if (*p == COM_END) - { - /* - * Doing "o" on the end of a comment does not insert leader. - * Remember where the end is, might want to use it to find the - * start (for C-comments). - */ - if (dir == FORWARD) - { - comment_end = skipwhite(saved_line); - lead_len = 0; - break; - } - - /* - * Doing "O" on the end of a comment inserts the middle leader. - * Find the string for the middle leader, searching backwards. - */ - while (p > curbuf->b_p_com && *p != ',') - --p; - for (lead_repl = p; lead_repl > curbuf->b_p_com - && lead_repl[-1] != ':'; --lead_repl) - ; - lead_repl_len = (int)(p - lead_repl); - - /* We can probably always add an extra space when doing "O" on - * the comment-end */ - extra_space = TRUE; - - /* Check whether we allow automatic ending of comments */ - for (p2 = p; *p2 && *p2 != ':'; p2++) - { - if (*p2 == COM_AUTO_END) - end_comment_pending = -1; /* means we want to set it */ - } - if (end_comment_pending == -1) - { - /* Find last character in end-comment string */ - while (*p2 && *p2 != ',') - p2++; - end_comment_pending = p2[-1]; - } - break; - } - if (*p == COM_FIRST) - { - /* - * Comment leader for first line only: Don't repeat leader - * when using "O", blank out leader when using "o". - */ - if (dir == BACKWARD) - lead_len = 0; - else - { - lead_repl = (char_u *)""; - lead_repl_len = 0; - } - break; - } - } - if (lead_len) - { - /* allocate buffer (may concatenate p_extra later) */ - leader = alloc(lead_len + lead_repl_len + extra_space + extra_len - + (second_line_indent > 0 ? second_line_indent : 0) + 1); - allocated = leader; /* remember to free it later */ - - if (leader == NULL) - lead_len = 0; - else - { - vim_strncpy(leader, saved_line, lead_len); - - /* - * Replace leader with lead_repl, right or left adjusted - */ - if (lead_repl != NULL) - { - int c = 0; - int off = 0; - - for (p = lead_flags; *p != NUL && *p != ':'; ) - { - if (*p == COM_RIGHT || *p == COM_LEFT) - c = *p++; - else if (VIM_ISDIGIT(*p) || *p == '-') - off = getdigits(&p); - else - ++p; - } - if (c == COM_RIGHT) /* right adjusted leader */ - { - /* find last non-white in the leader to line up with */ - for (p = leader + lead_len - 1; p > leader - && VIM_ISWHITE(*p); --p) - ; - ++p; - - /* Compute the length of the replaced characters in - * screen characters, not bytes. */ - { - int repl_size = vim_strnsize(lead_repl, - lead_repl_len); - int old_size = 0; - char_u *endp = p; - int l; - - while (old_size < repl_size && p > leader) - { - MB_PTR_BACK(leader, p); - old_size += ptr2cells(p); - } - l = lead_repl_len - (int)(endp - p); - if (l != 0) - mch_memmove(endp + l, endp, - (size_t)((leader + lead_len) - endp)); - lead_len += l; - } - mch_memmove(p, lead_repl, (size_t)lead_repl_len); - if (p + lead_repl_len > leader + lead_len) - p[lead_repl_len] = NUL; - - /* blank-out any other chars from the old leader. */ - while (--p >= leader) - { - int l = mb_head_off(leader, p); - - if (l > 1) - { - p -= l; - if (ptr2cells(p) > 1) - { - p[1] = ' '; - --l; - } - mch_memmove(p + 1, p + l + 1, - (size_t)((leader + lead_len) - (p + l + 1))); - lead_len -= l; - *p = ' '; - } - else if (!VIM_ISWHITE(*p)) - *p = ' '; - } - } - else /* left adjusted leader */ - { - p = skipwhite(leader); - - /* Compute the length of the replaced characters in - * screen characters, not bytes. Move the part that is - * not to be overwritten. */ - { - int repl_size = vim_strnsize(lead_repl, - lead_repl_len); - int i; - int l; - - for (i = 0; i < lead_len && p[i] != NUL; i += l) - { - l = (*mb_ptr2len)(p + i); - if (vim_strnsize(p, i + l) > repl_size) - break; - } - if (i != lead_repl_len) - { - mch_memmove(p + lead_repl_len, p + i, - (size_t)(lead_len - i - (p - leader))); - lead_len += lead_repl_len - i; - } - } - mch_memmove(p, lead_repl, (size_t)lead_repl_len); - - /* Replace any remaining non-white chars in the old - * leader by spaces. Keep Tabs, the indent must - * remain the same. */ - for (p += lead_repl_len; p < leader + lead_len; ++p) - if (!VIM_ISWHITE(*p)) - { - /* Don't put a space before a TAB. */ - if (p + 1 < leader + lead_len && p[1] == TAB) - { - --lead_len; - mch_memmove(p, p + 1, - (leader + lead_len) - p); - } - else - { - int l = (*mb_ptr2len)(p); - - if (l > 1) - { - if (ptr2cells(p) > 1) - { - /* Replace a double-wide char with - * two spaces */ - --l; - *p++ = ' '; - } - mch_memmove(p + 1, p + l, - (leader + lead_len) - p); - lead_len -= l - 1; - } - *p = ' '; - } - } - *p = NUL; - } - - /* Recompute the indent, it may have changed. */ - if (curbuf->b_p_ai -#ifdef FEAT_SMARTINDENT - || do_si -#endif - ) -#ifdef FEAT_VARTABS - newindent = get_indent_str_vtab(leader, curbuf->b_p_ts, - curbuf->b_p_vts_array, FALSE); -#else - newindent = get_indent_str(leader, - (int)curbuf->b_p_ts, FALSE); -#endif - - /* Add the indent offset */ - if (newindent + off < 0) - { - off = -newindent; - newindent = 0; - } - else - newindent += off; - - /* Correct trailing spaces for the shift, so that - * alignment remains equal. */ - while (off > 0 && lead_len > 0 - && leader[lead_len - 1] == ' ') - { - /* Don't do it when there is a tab before the space */ - if (vim_strchr(skipwhite(leader), '\t') != NULL) - break; - --lead_len; - --off; - } - - /* If the leader ends in white space, don't add an - * extra space */ - if (lead_len > 0 && VIM_ISWHITE(leader[lead_len - 1])) - extra_space = FALSE; - leader[lead_len] = NUL; - } - - if (extra_space) - { - leader[lead_len++] = ' '; - leader[lead_len] = NUL; - } - - newcol = lead_len; - - /* - * if a new indent will be set below, remove the indent that - * is in the comment leader - */ - if (newindent -#ifdef FEAT_SMARTINDENT - || did_si -#endif - ) - { - while (lead_len && VIM_ISWHITE(*leader)) - { - --lead_len; - --newcol; - ++leader; - } - } - - } -#ifdef FEAT_SMARTINDENT - did_si = can_si = FALSE; -#endif - } - else if (comment_end != NULL) - { - /* - * We have finished a comment, so we don't use the leader. - * If this was a C-comment and 'ai' or 'si' is set do a normal - * indent to align with the line containing the start of the - * comment. - */ - if (comment_end[0] == '*' && comment_end[1] == '/' && - (curbuf->b_p_ai -#ifdef FEAT_SMARTINDENT - || do_si -#endif - )) - { - old_cursor = curwin->w_cursor; - curwin->w_cursor.col = (colnr_T)(comment_end - saved_line); - if ((pos = findmatch(NULL, NUL)) != NULL) - { - curwin->w_cursor.lnum = pos->lnum; - newindent = get_indent(); - } - curwin->w_cursor = old_cursor; - } - } - } -#endif - - /* (State == INSERT || State == REPLACE), only when dir == FORWARD */ - if (p_extra != NULL) - { - *p_extra = saved_char; /* restore char that NUL replaced */ - - /* - * When 'ai' set or "flags" has OPENLINE_DELSPACES, skip to the first - * non-blank. - * - * When in REPLACE mode, put the deleted blanks on the replace stack, - * preceded by a NUL, so they can be put back when a BS is entered. - */ - if (REPLACE_NORMAL(State)) - replace_push(NUL); /* end of extra blanks */ - if (curbuf->b_p_ai || (flags & OPENLINE_DELSPACES)) - { - while ((*p_extra == ' ' || *p_extra == '\t') - && (!enc_utf8 - || !utf_iscomposing(utf_ptr2char(p_extra + 1)))) - { - if (REPLACE_NORMAL(State)) - replace_push(*p_extra); - ++p_extra; - ++less_cols_off; - } - } - - /* columns for marks adjusted for removed columns */ - less_cols = (int)(p_extra - saved_line); - } - - if (p_extra == NULL) - p_extra = (char_u *)""; /* append empty line */ - -#ifdef FEAT_COMMENTS - /* concatenate leader and p_extra, if there is a leader */ - if (lead_len) - { - if (flags & OPENLINE_COM_LIST && second_line_indent > 0) - { - int i; - int padding = second_line_indent - - (newindent + (int)STRLEN(leader)); - - /* Here whitespace is inserted after the comment char. - * Below, set_indent(newindent, SIN_INSERT) will insert the - * whitespace needed before the comment char. */ - for (i = 0; i < padding; i++) - { - STRCAT(leader, " "); - less_cols--; - newcol++; - } - } - STRCAT(leader, p_extra); - p_extra = leader; - did_ai = TRUE; /* So truncating blanks works with comments */ - less_cols -= lead_len; - } - else - end_comment_pending = NUL; /* turns out there was no leader */ -#endif - - old_cursor = curwin->w_cursor; - if (dir == BACKWARD) - --curwin->w_cursor.lnum; - if (!(State & VREPLACE_FLAG) || old_cursor.lnum >= orig_line_count) - { - if (ml_append(curwin->w_cursor.lnum, p_extra, (colnr_T)0, FALSE) - == FAIL) - goto theend; - /* Postpone calling changed_lines(), because it would mess up folding - * with markers. - * Skip mark_adjust when adding a line after the last one, there can't - * be marks there. But still needed in diff mode. */ - if (curwin->w_cursor.lnum + 1 < curbuf->b_ml.ml_line_count -#ifdef FEAT_DIFF - || curwin->w_p_diff -#endif - ) - mark_adjust(curwin->w_cursor.lnum + 1, (linenr_T)MAXLNUM, 1L, 0L); - did_append = TRUE; - } - else - { - /* - * In VREPLACE mode we are starting to replace the next line. - */ - curwin->w_cursor.lnum++; - if (curwin->w_cursor.lnum >= Insstart.lnum + vr_lines_changed) - { - /* In case we NL to a new line, BS to the previous one, and NL - * again, we don't want to save the new line for undo twice. - */ - (void)u_save_cursor(); /* errors are ignored! */ - vr_lines_changed++; - } - ml_replace(curwin->w_cursor.lnum, p_extra, TRUE); - changed_bytes(curwin->w_cursor.lnum, 0); - curwin->w_cursor.lnum--; - did_append = FALSE; - } - - if (newindent -#ifdef FEAT_SMARTINDENT - || did_si -#endif - ) - { - ++curwin->w_cursor.lnum; -#ifdef FEAT_SMARTINDENT - if (did_si) - { - int sw = (int)get_sw_value(curbuf); - - if (p_sr) - newindent -= newindent % sw; - newindent += sw; - } -#endif - /* Copy the indent */ - if (curbuf->b_p_ci) - { - (void)copy_indent(newindent, saved_line); - - /* - * Set the 'preserveindent' option so that any further screwing - * with the line doesn't entirely destroy our efforts to preserve - * it. It gets restored at the function end. - */ - curbuf->b_p_pi = TRUE; - } - else - (void)set_indent(newindent, SIN_INSERT); - less_cols -= curwin->w_cursor.col; - - ai_col = curwin->w_cursor.col; - - /* - * In REPLACE mode, for each character in the new indent, there must - * be a NUL on the replace stack, for when it is deleted with BS - */ - if (REPLACE_NORMAL(State)) - for (n = 0; n < (int)curwin->w_cursor.col; ++n) - replace_push(NUL); - newcol += curwin->w_cursor.col; -#ifdef FEAT_SMARTINDENT - if (no_si) - did_si = FALSE; -#endif - } - -#ifdef FEAT_COMMENTS - /* - * In REPLACE mode, for each character in the extra leader, there must be - * a NUL on the replace stack, for when it is deleted with BS. - */ - if (REPLACE_NORMAL(State)) - while (lead_len-- > 0) - replace_push(NUL); -#endif - - curwin->w_cursor = old_cursor; - - if (dir == FORWARD) - { - if (trunc_line || (State & INSERT)) - { - /* truncate current line at cursor */ - saved_line[curwin->w_cursor.col] = NUL; - /* Remove trailing white space, unless OPENLINE_KEEPTRAIL used. */ - if (trunc_line && !(flags & OPENLINE_KEEPTRAIL)) - truncate_spaces(saved_line); - ml_replace(curwin->w_cursor.lnum, saved_line, FALSE); - saved_line = NULL; - if (did_append) - { - changed_lines(curwin->w_cursor.lnum, curwin->w_cursor.col, - curwin->w_cursor.lnum + 1, 1L); - did_append = FALSE; - - /* Move marks after the line break to the new line. */ - if (flags & OPENLINE_MARKFIX) - mark_col_adjust(curwin->w_cursor.lnum, - curwin->w_cursor.col + less_cols_off, - 1L, (long)-less_cols, 0); - } - else - changed_bytes(curwin->w_cursor.lnum, curwin->w_cursor.col); - } - - /* - * Put the cursor on the new line. Careful: the scrollup() above may - * have moved w_cursor, we must use old_cursor. - */ - curwin->w_cursor.lnum = old_cursor.lnum + 1; - } - if (did_append) - changed_lines(curwin->w_cursor.lnum, 0, curwin->w_cursor.lnum, 1L); - - curwin->w_cursor.col = newcol; - curwin->w_cursor.coladd = 0; - -#if defined(FEAT_LISP) || defined(FEAT_CINDENT) - /* - * In VREPLACE mode, we are handling the replace stack ourselves, so stop - * fixthisline() from doing it (via change_indent()) by telling it we're in - * normal INSERT mode. - */ - if (State & VREPLACE_FLAG) - { - vreplace_mode = State; /* So we know to put things right later */ - State = INSERT; - } - else - vreplace_mode = 0; -#endif -#ifdef FEAT_LISP - /* - * May do lisp indenting. - */ - if (!p_paste -# ifdef FEAT_COMMENTS - && leader == NULL -# endif - && curbuf->b_p_lisp - && curbuf->b_p_ai) - { - fixthisline(get_lisp_indent); - ai_col = (colnr_T)getwhitecols_curline(); - } -#endif -#ifdef FEAT_CINDENT - /* - * May do indenting after opening a new line. - */ - if (!p_paste - && (curbuf->b_p_cin -# ifdef FEAT_EVAL - || *curbuf->b_p_inde != NUL -# endif - ) - && in_cinkeys(dir == FORWARD - ? KEY_OPEN_FORW - : KEY_OPEN_BACK, ' ', linewhite(curwin->w_cursor.lnum))) - { - do_c_expr_indent(); - ai_col = (colnr_T)getwhitecols_curline(); - } -#endif -#if defined(FEAT_LISP) || defined(FEAT_CINDENT) - if (vreplace_mode != 0) - State = vreplace_mode; -#endif - - /* - * Finally, VREPLACE gets the stuff on the new line, then puts back the - * original line, and inserts the new stuff char by char, pushing old stuff - * onto the replace stack (via ins_char()). - */ - if (State & VREPLACE_FLAG) - { - /* Put new line in p_extra */ - p_extra = vim_strsave(ml_get_curline()); - if (p_extra == NULL) - goto theend; - - /* Put back original line */ - ml_replace(curwin->w_cursor.lnum, next_line, FALSE); - - /* Insert new stuff into line again */ - curwin->w_cursor.col = 0; - curwin->w_cursor.coladd = 0; - ins_bytes(p_extra); /* will call changed_bytes() */ - vim_free(p_extra); - next_line = NULL; - } - - retval = OK; /* success! */ -theend: - curbuf->b_p_pi = saved_pi; - vim_free(saved_line); - vim_free(next_line); - vim_free(allocated); - return retval; -} - -#if defined(FEAT_COMMENTS) || defined(PROTO) -/* - * get_leader_len() returns the length in bytes of the prefix of the given - * string which introduces a comment. If this string is not a comment then - * 0 is returned. - * When "flags" is not NULL, it is set to point to the flags of the recognized - * comment leader. - * "backward" must be true for the "O" command. - * If "include_space" is set, include trailing whitespace while calculating the - * length. - */ - int -get_leader_len( - char_u *line, - char_u **flags, - int backward, - int include_space) -{ - int i, j; - int result; - int got_com = FALSE; - int found_one; - char_u part_buf[COM_MAX_LEN]; /* buffer for one option part */ - char_u *string; /* pointer to comment string */ - char_u *list; - int middle_match_len = 0; - char_u *prev_list; - char_u *saved_flags = NULL; - - result = i = 0; - while (VIM_ISWHITE(line[i])) /* leading white space is ignored */ - ++i; - - /* - * Repeat to match several nested comment strings. - */ - while (line[i] != NUL) - { - /* - * scan through the 'comments' option for a match - */ - found_one = FALSE; - for (list = curbuf->b_p_com; *list; ) - { - /* Get one option part into part_buf[]. Advance "list" to next - * one. Put "string" at start of string. */ - if (!got_com && flags != NULL) - *flags = list; /* remember where flags started */ - prev_list = list; - (void)copy_option_part(&list, part_buf, COM_MAX_LEN, ","); - string = vim_strchr(part_buf, ':'); - if (string == NULL) /* missing ':', ignore this part */ - continue; - *string++ = NUL; /* isolate flags from string */ - - /* If we found a middle match previously, use that match when this - * is not a middle or end. */ - if (middle_match_len != 0 - && vim_strchr(part_buf, COM_MIDDLE) == NULL - && vim_strchr(part_buf, COM_END) == NULL) - break; - - /* When we already found a nested comment, only accept further - * nested comments. */ - if (got_com && vim_strchr(part_buf, COM_NEST) == NULL) - continue; - - /* When 'O' flag present and using "O" command skip this one. */ - if (backward && vim_strchr(part_buf, COM_NOBACK) != NULL) - continue; - - /* Line contents and string must match. - * When string starts with white space, must have some white space - * (but the amount does not need to match, there might be a mix of - * TABs and spaces). */ - if (VIM_ISWHITE(string[0])) - { - if (i == 0 || !VIM_ISWHITE(line[i - 1])) - continue; /* missing white space */ - while (VIM_ISWHITE(string[0])) - ++string; - } - for (j = 0; string[j] != NUL && string[j] == line[i + j]; ++j) - ; - if (string[j] != NUL) - continue; /* string doesn't match */ - - /* When 'b' flag used, there must be white space or an - * end-of-line after the string in the line. */ - if (vim_strchr(part_buf, COM_BLANK) != NULL - && !VIM_ISWHITE(line[i + j]) && line[i + j] != NUL) - continue; - - /* We have found a match, stop searching unless this is a middle - * comment. The middle comment can be a substring of the end - * comment in which case it's better to return the length of the - * end comment and its flags. Thus we keep searching with middle - * and end matches and use an end match if it matches better. */ - if (vim_strchr(part_buf, COM_MIDDLE) != NULL) - { - if (middle_match_len == 0) - { - middle_match_len = j; - saved_flags = prev_list; - } - continue; + continue; } if (middle_match_len != 0 && j > middle_match_len) /* Use this match instead of the middle match, since it's a @@ -2204,523 +1005,42 @@ plines_win_col(win_T *wp, linenr_T lnum, long column) return 9999; lines += 1; - if (col > width) - lines += (col - width) / (width + win_col_off2(wp)) + 1; - return lines; -} - - int -plines_m_win(win_T *wp, linenr_T first, linenr_T last) -{ - int count = 0; - - while (first <= last) - { -#ifdef FEAT_FOLDING - int x; - - /* Check if there are any really folded lines, but also included lines - * that are maybe folded. */ - x = foldedCount(wp, first, NULL); - if (x > 0) - { - ++count; /* count 1 for "+-- folded" line */ - first += x; - } - else -#endif - { -#ifdef FEAT_DIFF - if (first == wp->w_topline) - count += plines_win_nofill(wp, first, TRUE) + wp->w_topfill; - else -#endif - count += plines_win(wp, first, TRUE); - ++first; - } - } - return (count); -} - -/* - * Insert string "p" at the cursor position. Stops at a NUL byte. - * Handles Replace mode and multi-byte characters. - */ - void -ins_bytes(char_u *p) -{ - ins_bytes_len(p, (int)STRLEN(p)); -} - -/* - * Insert string "p" with length "len" at the cursor position. - * Handles Replace mode and multi-byte characters. - */ - void -ins_bytes_len(char_u *p, int len) -{ - int i; - int n; - - if (has_mbyte) - for (i = 0; i < len; i += n) - { - if (enc_utf8) - // avoid reading past p[len] - n = utfc_ptr2len_len(p + i, len - i); - else - n = (*mb_ptr2len)(p + i); - ins_char_bytes(p + i, n); - } - else - for (i = 0; i < len; ++i) - ins_char(p[i]); -} - -/* - * Insert or replace a single character at the cursor position. - * When in REPLACE or VREPLACE mode, replace any existing character. - * Caller must have prepared for undo. - * For multi-byte characters we get the whole character, the caller must - * convert bytes to a character. - */ - void -ins_char(int c) -{ - char_u buf[MB_MAXBYTES + 1]; - int n = (*mb_char2bytes)(c, buf); - - /* When "c" is 0x100, 0x200, etc. we don't want to insert a NUL byte. - * Happens for CTRL-Vu9900. */ - if (buf[0] == 0) - buf[0] = '\n'; - - ins_char_bytes(buf, n); -} - - void -ins_char_bytes(char_u *buf, int charlen) -{ - int c = buf[0]; - int newlen; // nr of bytes inserted - int oldlen; // nr of bytes deleted (0 when not replacing) - char_u *p; - char_u *newp; - char_u *oldp; - int linelen; // length of old line including NUL - colnr_T col; - linenr_T lnum = curwin->w_cursor.lnum; - int i; - - /* Break tabs if needed. */ - if (virtual_active() && curwin->w_cursor.coladd > 0) - coladvance_force(getviscol()); - - col = curwin->w_cursor.col; - oldp = ml_get(lnum); - linelen = (int)STRLEN(oldp) + 1; - - /* The lengths default to the values for when not replacing. */ - oldlen = 0; - newlen = charlen; - - if (State & REPLACE_FLAG) - { - if (State & VREPLACE_FLAG) - { - colnr_T new_vcol = 0; /* init for GCC */ - colnr_T vcol; - int old_list; - - /* - * Disable 'list' temporarily, unless 'cpo' contains the 'L' flag. - * Returns the old value of list, so when finished, - * curwin->w_p_list should be set back to this. - */ - old_list = curwin->w_p_list; - if (old_list && vim_strchr(p_cpo, CPO_LISTWM) == NULL) - curwin->w_p_list = FALSE; - - /* - * In virtual replace mode each character may replace one or more - * characters (zero if it's a TAB). Count the number of bytes to - * be deleted to make room for the new character, counting screen - * cells. May result in adding spaces to fill a gap. - */ - getvcol(curwin, &curwin->w_cursor, NULL, &vcol, NULL); - new_vcol = vcol + chartabsize(buf, vcol); - while (oldp[col + oldlen] != NUL && vcol < new_vcol) - { - vcol += chartabsize(oldp + col + oldlen, vcol); - /* Don't need to remove a TAB that takes us to the right - * position. */ - if (vcol > new_vcol && oldp[col + oldlen] == TAB) - break; - oldlen += (*mb_ptr2len)(oldp + col + oldlen); - /* Deleted a bit too much, insert spaces. */ - if (vcol > new_vcol) - newlen += vcol - new_vcol; - } - curwin->w_p_list = old_list; - } - else if (oldp[col] != NUL) - { - /* normal replace */ - oldlen = (*mb_ptr2len)(oldp + col); - } - - - /* Push the replaced bytes onto the replace stack, so that they can be - * put back when BS is used. The bytes of a multi-byte character are - * done the other way around, so that the first byte is popped off - * first (it tells the byte length of the character). */ - replace_push(NUL); - for (i = 0; i < oldlen; ++i) - { - if (has_mbyte) - i += replace_push_mb(oldp + col + i) - 1; - else - replace_push(oldp[col + i]); - } - } - - newp = alloc_check((unsigned)(linelen + newlen - oldlen)); - if (newp == NULL) - return; - - /* Copy bytes before the cursor. */ - if (col > 0) - mch_memmove(newp, oldp, (size_t)col); - - /* Copy bytes after the changed character(s). */ - p = newp + col; - if (linelen > col + oldlen) - mch_memmove(p + newlen, oldp + col + oldlen, - (size_t)(linelen - col - oldlen)); - - /* Insert or overwrite the new character. */ - mch_memmove(p, buf, charlen); - i = charlen; - - /* Fill with spaces when necessary. */ - while (i < newlen) - p[i++] = ' '; - - // Replace the line in the buffer. - ml_replace(lnum, newp, FALSE); - - // mark the buffer as changed and prepare for displaying - inserted_bytes(lnum, col, newlen - oldlen); - - /* - * If we're in Insert or Replace mode and 'showmatch' is set, then briefly - * show the match for right parens and braces. - */ - if (p_sm && (State & INSERT) - && msg_silent == 0 -#ifdef FEAT_INS_EXPAND - && !ins_compl_active() -#endif - ) - { - if (has_mbyte) - showmatch(mb_ptr2char(buf)); - else - showmatch(c); - } - -#ifdef FEAT_RIGHTLEFT - if (!p_ri || (State & REPLACE_FLAG)) -#endif - { - /* Normal insert: move cursor right */ - curwin->w_cursor.col += charlen; - } - /* - * TODO: should try to update w_row here, to avoid recomputing it later. - */ -} - -/* - * Insert a string at the cursor position. - * Note: Does NOT handle Replace mode. - * Caller must have prepared for undo. - */ - void -ins_str(char_u *s) -{ - char_u *oldp, *newp; - int newlen = (int)STRLEN(s); - int oldlen; - colnr_T col; - linenr_T lnum = curwin->w_cursor.lnum; - - if (virtual_active() && curwin->w_cursor.coladd > 0) - coladvance_force(getviscol()); - - col = curwin->w_cursor.col; - oldp = ml_get(lnum); - oldlen = (int)STRLEN(oldp); - - newp = alloc_check((unsigned)(oldlen + newlen + 1)); - if (newp == NULL) - return; - if (col > 0) - mch_memmove(newp, oldp, (size_t)col); - mch_memmove(newp + col, s, (size_t)newlen); - mch_memmove(newp + col + newlen, oldp + col, (size_t)(oldlen - col + 1)); - ml_replace(lnum, newp, FALSE); - inserted_bytes(lnum, col, newlen); - curwin->w_cursor.col += newlen; -} - -/* - * Delete one character under the cursor. - * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line. - * Caller must have prepared for undo. - * - * return FAIL for failure, OK otherwise - */ - int -del_char(int fixpos) -{ - if (has_mbyte) - { - /* Make sure the cursor is at the start of a character. */ - mb_adjust_cursor(); - if (*ml_get_cursor() == NUL) - return FAIL; - return del_chars(1L, fixpos); - } - return del_bytes(1L, fixpos, TRUE); -} - -/* - * Like del_bytes(), but delete characters instead of bytes. - */ - int -del_chars(long count, int fixpos) -{ - long bytes = 0; - long i; - char_u *p; - int l; - - p = ml_get_cursor(); - for (i = 0; i < count && *p != NUL; ++i) - { - l = (*mb_ptr2len)(p); - bytes += l; - p += l; - } - return del_bytes(bytes, fixpos, TRUE); -} - -/* - * Delete "count" bytes under the cursor. - * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line. - * Caller must have prepared for undo. - * - * Return FAIL for failure, OK otherwise. - */ - int -del_bytes( - long count, - int fixpos_arg, - int use_delcombine UNUSED) /* 'delcombine' option applies */ -{ - char_u *oldp, *newp; - colnr_T oldlen; - colnr_T newlen; - linenr_T lnum = curwin->w_cursor.lnum; - colnr_T col = curwin->w_cursor.col; - int alloc_newp; - long movelen; - int fixpos = fixpos_arg; - - oldp = ml_get(lnum); - oldlen = (int)STRLEN(oldp); - - /* Can't do anything when the cursor is on the NUL after the line. */ - if (col >= oldlen) - return FAIL; - - /* If "count" is zero there is nothing to do. */ - if (count == 0) - return OK; - - /* If "count" is negative the caller must be doing something wrong. */ - if (count < 1) - { - siemsg("E950: Invalid count for del_bytes(): %ld", count); - return FAIL; - } - - /* If 'delcombine' is set and deleting (less than) one character, only - * delete the last combining character. */ - if (p_deco && use_delcombine && enc_utf8 - && utfc_ptr2len(oldp + col) >= count) - { - int cc[MAX_MCO]; - int n; - - (void)utfc_ptr2char(oldp + col, cc); - if (cc[0] != NUL) - { - /* Find the last composing char, there can be several. */ - n = col; - do - { - col = n; - count = utf_ptr2len(oldp + n); - n += count; - } while (UTF_COMPOSINGLIKE(oldp + col, oldp + n)); - fixpos = 0; - } - } - - /* - * When count is too big, reduce it. - */ - movelen = (long)oldlen - (long)col - count + 1; /* includes trailing NUL */ - if (movelen <= 1) - { - /* - * If we just took off the last character of a non-blank line, and - * fixpos is TRUE, we don't want to end up positioned at the NUL, - * unless "restart_edit" is set or 'virtualedit' contains "onemore". - */ - if (col > 0 && fixpos && restart_edit == 0 - && (ve_flags & VE_ONEMORE) == 0) - { - --curwin->w_cursor.col; - curwin->w_cursor.coladd = 0; - if (has_mbyte) - curwin->w_cursor.col -= - (*mb_head_off)(oldp, oldp + curwin->w_cursor.col); - } - count = oldlen - col; - movelen = 1; - } - newlen = oldlen - count; - - /* - * If the old line has been allocated the deletion can be done in the - * existing line. Otherwise a new line has to be allocated - * Can't do this when using Netbeans, because we would need to invoke - * netbeans_removed(), which deallocates the line. Let ml_replace() take - * care of notifying Netbeans. - */ -#ifdef FEAT_NETBEANS_INTG - if (netbeans_active()) - alloc_newp = TRUE; - else -#endif - alloc_newp = !ml_line_alloced(); // check if oldp was allocated - if (!alloc_newp) - newp = oldp; // use same allocated memory - else - { // need to allocate a new line - newp = alloc((unsigned)(newlen + 1)); - if (newp == NULL) - return FAIL; - mch_memmove(newp, oldp, (size_t)col); - } - mch_memmove(newp + col, oldp + col + count, (size_t)movelen); - if (alloc_newp) - ml_replace(lnum, newp, FALSE); -#ifdef FEAT_TEXT_PROP - else - { - // Also move any following text properties. - if (oldlen + 1 < curbuf->b_ml.ml_line_len) - mch_memmove(newp + newlen + 1, oldp + oldlen + 1, - (size_t)curbuf->b_ml.ml_line_len - oldlen - 1); - curbuf->b_ml.ml_line_len -= count; - } -#endif - - // mark the buffer as changed and prepare for displaying - inserted_bytes(lnum, curwin->w_cursor.col, -count); - - return OK; -} - -/* - * Delete from cursor to end of line. - * Caller must have prepared for undo. - * - * return FAIL for failure, OK otherwise - */ - int -truncate_line( - int fixpos) /* if TRUE fix the cursor position when done */ -{ - char_u *newp; - linenr_T lnum = curwin->w_cursor.lnum; - colnr_T col = curwin->w_cursor.col; - - if (col == 0) - newp = vim_strsave((char_u *)""); - else - newp = vim_strnsave(ml_get(lnum), col); - - if (newp == NULL) - return FAIL; - - ml_replace(lnum, newp, FALSE); - - /* mark the buffer as changed and prepare for displaying */ - changed_bytes(lnum, curwin->w_cursor.col); - - /* - * If "fixpos" is TRUE we don't want to end up positioned at the NUL. - */ - if (fixpos && curwin->w_cursor.col > 0) - --curwin->w_cursor.col; - - return OK; -} - -/* - * Delete "nlines" lines at the cursor. - * Saves the lines for undo first if "undo" is TRUE. - */ - void -del_lines( - long nlines, /* number of lines to delete */ - int undo) /* if TRUE, prepare for undo */ -{ - long n; - linenr_T first = curwin->w_cursor.lnum; - - if (nlines <= 0) - return; + if (col > width) + lines += (col - width) / (width + win_col_off2(wp)) + 1; + return lines; +} - /* save the deleted lines for undo */ - if (undo && u_savedel(first, nlines) == FAIL) - return; + int +plines_m_win(win_T *wp, linenr_T first, linenr_T last) +{ + int count = 0; - for (n = 0; n < nlines; ) + while (first <= last) { - if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to delete */ - break; - - ml_delete(first, TRUE); - ++n; +#ifdef FEAT_FOLDING + int x; - /* If we delete the last line in the file, stop */ - if (first > curbuf->b_ml.ml_line_count) - break; + /* Check if there are any really folded lines, but also included lines + * that are maybe folded. */ + x = foldedCount(wp, first, NULL); + if (x > 0) + { + ++count; /* count 1 for "+-- folded" line */ + first += x; + } + else +#endif + { +#ifdef FEAT_DIFF + if (first == wp->w_topline) + count += plines_win_nofill(wp, first, TRUE) + wp->w_topfill; + else +#endif + count += plines_win(wp, first, TRUE); + ++first; + } } - - /* Correct the cursor position before calling deleted_lines_mark(), it may - * trigger a callback to display the cursor. */ - curwin->w_cursor.col = 0; - check_cursor_lnum(); - - /* adjust marks, mark the buffer as changed and prepare for displaying */ - deleted_lines_mark(first, n); + return (count); } int @@ -2789,520 +1109,6 @@ skip_to_option_part(char_u *p) return p; } -/* - * Call this function when something in the current buffer is changed. - * - * Most often called through changed_bytes() and changed_lines(), which also - * mark the area of the display to be redrawn. - * - * Careful: may trigger autocommands that reload the buffer. - */ - void -changed(void) -{ -#if defined(FEAT_XIM) && defined(FEAT_GUI_GTK) - if (p_imst == IM_ON_THE_SPOT) - { - /* The text of the preediting area is inserted, but this doesn't - * mean a change of the buffer yet. That is delayed until the - * text is committed. (this means preedit becomes empty) */ - if (im_is_preediting() && !xim_changed_while_preediting) - return; - xim_changed_while_preediting = FALSE; - } -#endif - - if (!curbuf->b_changed) - { - int save_msg_scroll = msg_scroll; - - /* Give a warning about changing a read-only file. This may also - * check-out the file, thus change "curbuf"! */ - change_warning(0); - - /* Create a swap file if that is wanted. - * Don't do this for "nofile" and "nowrite" buffer types. */ - if (curbuf->b_may_swap -#ifdef FEAT_QUICKFIX - && !bt_dontwrite(curbuf) -#endif - ) - { - int save_need_wait_return = need_wait_return; - - need_wait_return = FALSE; - ml_open_file(curbuf); - - /* The ml_open_file() can cause an ATTENTION message. - * Wait two seconds, to make sure the user reads this unexpected - * message. Since we could be anywhere, call wait_return() now, - * and don't let the emsg() set msg_scroll. */ - if (need_wait_return && emsg_silent == 0) - { - out_flush(); - ui_delay(2000L, TRUE); - wait_return(TRUE); - msg_scroll = save_msg_scroll; - } - else - need_wait_return = save_need_wait_return; - } - changed_int(); - } - ++CHANGEDTICK(curbuf); - -#ifdef FEAT_SEARCH_EXTRA - // If a pattern is highlighted, the position may now be invalid. - highlight_match = FALSE; -#endif -} - -/* - * Internal part of changed(), no user interaction. - */ - void -changed_int(void) -{ - curbuf->b_changed = TRUE; - ml_setflags(curbuf); - check_status(curbuf); - redraw_tabline = TRUE; -#ifdef FEAT_TITLE - need_maketitle = TRUE; /* set window title later */ -#endi