diff options
Diffstat (limited to 'src/mark.c')
| -rw-r--r-- | src/mark.c | 1507 |
1 files changed, 1507 insertions, 0 deletions
diff --git a/src/mark.c b/src/mark.c new file mode 100644 index 0000000..a7592e6 --- /dev/null +++ b/src/mark.c @@ -0,0 +1,1507 @@ +/* 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. + */ + +/* + * mark.c: functions for setting marks and jumping to them + */ + +#include "vim.h" + +/* + * This file contains routines to maintain and manipulate marks. + */ + +/* + * If a named file mark's lnum is non-zero, it is valid. + * If a named file mark's fnum is non-zero, it is for an existing buffer, + * otherwise it is from .viminfo and namedfm[n].fname is the file name. + * There are marks 'A - 'Z (set by user) and '0 to '9 (set when writing + * viminfo). + */ +static xfmark_T namedfm[NMARKS + EXTRA_MARKS]; // marks with file nr + +static void fname2fnum(xfmark_T *fm); +static void fmarks_check_one(xfmark_T *fm, char_u *name, buf_T *buf); +static char_u *mark_line(pos_T *mp, int lead_len); +static void show_one_mark(int, char_u *, pos_T *, char_u *, int current); +static void mark_adjust_internal(linenr_T line1, linenr_T line2, long amount, + long amount_after, int adjust_folds); + +/* + * Set named mark "c" at current cursor position. + * Returns OK on success, FAIL if bad name given. + */ + int +setmark(int c) +{ + return setmark_pos(c, &curwin->w_cursor, curbuf->b_fnum); +} + +/* + * Set named mark "c" to position "pos". + * When "c" is upper case use file "fnum". + * Returns OK on success, FAIL if bad name given. + */ + int +setmark_pos(int c, pos_T *pos, int fnum) +{ + int i; + buf_T *buf; + + // Check for a special key (may cause islower() to crash). + if (c < 0) + return FAIL; + + if (c == '\'' || c == '`') + { + if (pos == &curwin->w_cursor) + { + setpcmark(); + // keep it even when the cursor doesn't move + curwin->w_prev_pcmark = curwin->w_pcmark; + } + else + curwin->w_pcmark = *pos; + return OK; + } + + buf = buflist_findnr(fnum); + if (buf == NULL) + return FAIL; + + if (c == '"') + { + buf->b_last_cursor = *pos; + return OK; + } + + // Allow setting '[ and '] for an autocommand that simulates reading a + // file. + if (c == '[') + { + buf->b_op_start = *pos; + return OK; + } + if (c == ']') + { + buf->b_op_end = *pos; + return OK; + } + + if (c == '<' || c == '>') + { + if (c == '<') + buf->b_visual.vi_start = *pos; + else + buf->b_visual.vi_end = *pos; + if (buf->b_visual.vi_mode == NUL) + // Visual_mode has not yet been set, use a sane default. + buf->b_visual.vi_mode = 'v'; + return OK; + } + + if (ASCII_ISLOWER(c)) + { + i = c - 'a'; + buf->b_namedm[i] = *pos; + return OK; + } + if (ASCII_ISUPPER(c) || VIM_ISDIGIT(c)) + { + if (VIM_ISDIGIT(c)) + i = c - '0' + NMARKS; + else + i = c - 'A'; + namedfm[i].fmark.mark = *pos; + namedfm[i].fmark.fnum = fnum; + VIM_CLEAR(namedfm[i].fname); +#ifdef FEAT_VIMINFO + namedfm[i].time_set = vim_time(); +#endif + return OK; + } + return FAIL; +} + +/* + * Set the previous context mark to the current position and add it to the + * jump list. + */ + void +setpcmark(void) +{ + int i; + xfmark_T *fm; + + // for :global the mark is set only once + if (global_busy || listcmd_busy || (cmdmod.cmod_flags & CMOD_KEEPJUMPS)) + return; + + curwin->w_prev_pcmark = curwin->w_pcmark; + curwin->w_pcmark = curwin->w_cursor; + + // If jumplist is full: remove oldest entry + if (++curwin->w_jumplistlen > JUMPLISTSIZE) + { + curwin->w_jumplistlen = JUMPLISTSIZE; + vim_free(curwin->w_jumplist[0].fname); + for (i = 1; i < JUMPLISTSIZE; ++i) + curwin->w_jumplist[i - 1] = curwin->w_jumplist[i]; + } + curwin->w_jumplistidx = curwin->w_jumplistlen; + fm = &curwin->w_jumplist[curwin->w_jumplistlen - 1]; + + fm->fmark.mark = curwin->w_pcmark; + fm->fmark.fnum = curbuf->b_fnum; + fm->fname = NULL; +#ifdef FEAT_VIMINFO + fm->time_set = vim_time(); +#endif +} + +/* + * To change context, call setpcmark(), then move the current position to + * where ever, then call checkpcmark(). This ensures that the previous + * context will only be changed if the cursor moved to a different line. + * If pcmark was deleted (with "dG") the previous mark is restored. + */ + void +checkpcmark(void) +{ + if (curwin->w_prev_pcmark.lnum != 0 + && (EQUAL_POS(curwin->w_pcmark, curwin->w_cursor) + || curwin->w_pcmark.lnum == 0)) + curwin->w_pcmark = curwin->w_prev_pcmark; + curwin->w_prev_pcmark.lnum = 0; // it has been checked +} + +/* + * move "count" positions in the jump list (count may be negative) + */ + pos_T * +movemark(int count) +{ + pos_T *pos; + xfmark_T *jmp; + + cleanup_jumplist(curwin, TRUE); + + if (curwin->w_jumplistlen == 0) // nothing to jump to + return (pos_T *)NULL; + + for (;;) + { + if (curwin->w_jumplistidx + count < 0 + || curwin->w_jumplistidx + count >= curwin->w_jumplistlen) + return (pos_T *)NULL; + + /* + * if first CTRL-O or CTRL-I command after a jump, add cursor position + * to list. Careful: If there are duplicates (CTRL-O immediately after + * starting Vim on a file), another entry may have been removed. + */ + if (curwin->w_jumplistidx == curwin->w_jumplistlen) + { + setpcmark(); + --curwin->w_jumplistidx; // skip the new entry + if (curwin->w_jumplistidx + count < 0) + return (pos_T *)NULL; + } + + curwin->w_jumplistidx += count; + + jmp = curwin->w_jumplist + curwin->w_jumplistidx; + if (jmp->fmark.fnum == 0) + fname2fnum(jmp); + if (jmp->fmark.fnum != curbuf->b_fnum) + { + // Make a copy, an autocommand may make "jmp" invalid. + fmark_T fmark = jmp->fmark; + + // jump to the file with the mark + if (buflist_findnr(fmark.fnum) == NULL) + { // Skip this one .. + count += count < 0 ? -1 : 1; + continue; + } + if (buflist_getfile(fmark.fnum, fmark.mark.lnum, 0, FALSE) == FAIL) + return (pos_T *)NULL; + // Set lnum again, autocommands my have changed it + curwin->w_cursor = fmark.mark; + pos = (pos_T *)-1; + } + else + pos = &(jmp->fmark.mark); + return pos; + } +} + +/* + * Move "count" positions in the changelist (count may be negative). + */ + pos_T * +movechangelist(int count) +{ + int n; + + if (curbuf->b_changelistlen == 0) // nothing to jump to + return (pos_T *)NULL; + + n = curwin->w_changelistidx; + if (n + count < 0) + { + if (n == 0) + return (pos_T *)NULL; + n = 0; + } + else if (n + count >= curbuf->b_changelistlen) + { + if (n == curbuf->b_changelistlen - 1) + return (pos_T *)NULL; + n = curbuf->b_changelistlen - 1; + } + else + n += count; + curwin->w_changelistidx = n; + return curbuf->b_changelist + n; +} + +/* + * Find mark "c" in buffer pointed to by "buf". + * If "changefile" is TRUE it's allowed to edit another file for '0, 'A, etc. + * If "fnum" is not NULL store the fnum there for '0, 'A etc., don't edit + * another file. + * Returns: + * - pointer to pos_T if found. lnum is 0 when mark not set, -1 when mark is + * in another file which can't be gotten. (caller needs to check lnum!) + * - NULL if there is no mark called 'c'. + * - -1 if mark is in other file and jumped there (only if changefile is TRUE) + */ + pos_T * +getmark_buf(buf_T *buf, int c, int changefile) +{ + return getmark_buf_fnum(buf, c, changefile, NULL); +} + + pos_T * +getmark(int c, int changefile) +{ + return getmark_buf_fnum(curbuf, c, changefile, NULL); +} + + pos_T * +getmark_buf_fnum( + buf_T *buf, + int c, + int changefile, + int *fnum) +{ + pos_T *posp; + pos_T *startp, *endp; + static pos_T pos_copy; + + posp = NULL; + + // Check for special key, can't be a mark name and might cause islower() + // to crash. + if (c < 0) + return posp; + if (c > '~') // check for islower()/isupper() + ; + else if (c == '\'' || c == '`') // previous context mark + { + pos_copy = curwin->w_pcmark; // need to make a copy because + posp = &pos_copy; // w_pcmark may be changed soon + } + else if (c == '"') // to pos when leaving buffer + posp = &(buf->b_last_cursor); + else if (c == '^') // to where Insert mode stopped + posp = &(buf->b_last_insert); + else if (c == '.') // to where last change was made + posp = &(buf->b_last_change); + else if (c == '[') // to start of previous operator + posp = &(buf->b_op_start); + else if (c == ']') // to end of previous operator + posp = &(buf->b_op_end); + else if (c == '{' || c == '}') // to previous/next paragraph + { + pos_T pos; + oparg_T oa; + int slcb = listcmd_busy; + + pos = curwin->w_cursor; + listcmd_busy = TRUE; // avoid that '' is changed + if (findpar(&oa.inclusive, + c == '}' ? FORWARD : BACKWARD, 1L, NUL, FALSE)) + { + pos_copy = curwin->w_cursor; + posp = &pos_copy; + } + curwin->w_cursor = pos; + listcmd_busy = slcb; + } + else if (c == '(' || c == ')') // to previous/next sentence + { + pos_T pos; + int slcb = listcmd_busy; + + pos = curwin->w_cursor; + listcmd_busy = TRUE; // avoid that '' is changed + if (findsent(c == ')' ? FORWARD : BACKWARD, 1L)) + { + pos_copy = curwin->w_cursor; + posp = &pos_copy; + } + curwin->w_cursor = pos; + listcmd_busy = slcb; + } + else if (c == '<' || c == '>') // start/end of visual area + { + startp = &buf->b_visual.vi_start; + endp = &buf->b_visual.vi_end; + if (((c == '<') == LT_POS(*startp, *endp) || endp->lnum == 0) + && startp->lnum != 0) + posp = startp; + else + posp = endp; + /* + * For Visual line mode, set mark at begin or end of line + */ + if (buf->b_visual.vi_mode == 'V') + { + pos_copy = *posp; + posp = &pos_copy; + if (c == '<') + pos_copy.col = 0; + else + pos_copy.col = MAXCOL; + pos_copy.coladd = 0; + } + } + else if (ASCII_ISLOWER(c)) // normal named mark + { + posp = &(buf->b_namedm[c - 'a']); + } + else if (ASCII_ISUPPER(c) || VIM_ISDIGIT(c)) // named file mark + { + if (VIM_ISDIGIT(c)) + c = c - '0' + NMARKS; + else + c -= 'A'; + posp = &(namedfm[c].fmark.mark); + + if (namedfm[c].fmark.fnum == 0) + fname2fnum(&namedfm[c]); + + if (fnum != NULL) + *fnum = namedfm[c].fmark.fnum; + else if (namedfm[c].fmark.fnum != buf->b_fnum) + { + // mark is in another file + posp = &pos_copy; + + if (namedfm[c].fmark.mark.lnum != 0 + && changefile && namedfm[c].fmark.fnum) + { + if (buflist_getfile(namedfm[c].fmark.fnum, + (linenr_T)1, GETF_SETMARK, FALSE) == OK) + { + // Set the lnum now, autocommands could have changed it + curwin->w_cursor = namedfm[c].fmark.mark; + return (pos_T *)-1; + } + pos_copy.lnum = -1; // can't get file + } + else + pos_copy.lnum = 0; // mark exists, but is not valid in + // current buffer + } + } + + return posp; +} + +/* + * Search for the next named mark in the current file. + * + * Returns pointer to pos_T of the next mark or NULL if no mark is found. + */ + pos_T * +getnextmark( + pos_T *startpos, // where to start + int dir, // direction for search + int begin_line) +{ + int i; + pos_T *result = NULL; + pos_T pos; + + pos = *startpos; + + // When searching backward and leaving the cursor on the first non-blank, + // position must be in a previous line. + // When searching forward and leaving the cursor on the first non-blank, + // position must be in a next line. + if (dir == BACKWARD && begin_line) + pos.col = 0; + else if (dir == FORWARD && begin_line) + pos.col = MAXCOL; + + for (i = 0; i < NMARKS; i++) + { + if (curbuf->b_namedm[i].lnum > 0) + { + if (dir == FORWARD) + { + if ((result == NULL || LT_POS(curbuf->b_namedm[i], *result)) + && LT_POS(pos, curbuf->b_namedm[i])) + result = &curbuf->b_namedm[i]; + } + else + { + if ((result == NULL || LT_POS(*result, curbuf->b_namedm[i])) + && LT_POS(curbuf->b_namedm[i], pos)) + result = &curbuf->b_namedm[i]; + } + } + } + + return result; +} + +/* + * For an xtended filemark: set the fnum from the fname. + * This is used for marks obtained from the .viminfo file. It's postponed + * until the mark is used to avoid a long startup delay. + */ + static void +fname2fnum(xfmark_T *fm) +{ + char_u *p; + + if (fm->fname == NULL) + return; + + /* + * First expand "~/" in the file name to the home directory. + * Don't expand the whole name, it may contain other '~' chars. + */ + if (fm->fname[0] == '~' && (fm->fname[1] == '/' +#ifdef BACKSLASH_IN_FILENAME + || fm->fname[1] == '\\' +#endif + )) + { + int len; + + expand_env((char_u *)"~/", NameBuff, MAXPATHL); + len = (int)STRLEN(NameBuff); + vim_strncpy(NameBuff + len, fm->fname + 2, MAXPATHL - len - 1); + } + else + vim_strncpy(NameBuff, fm->fname, MAXPATHL - 1); + + // Try to shorten the file name. + mch_dirname(IObuff, IOSIZE); + p = shorten_fname(NameBuff, IObuff); + + // buflist_new() will call fmarks_check_names() + (void)buflist_new(NameBuff, p, (linenr_T)1, 0); +} + +/* + * Check all file marks for a name that matches the file name in buf. + * May replace the name with an fnum. + * Used for marks that come from the .viminfo file. + */ + void +fmarks_check_names(buf_T *buf) +{ + char_u *name; + int i; + win_T *wp; + + if (buf->b_ffname == NULL) + return; + + name = home_replace_save(buf, buf->b_ffname); + if (name == NULL) + return; + + for (i = 0; i < NMARKS + EXTRA_MARKS; ++i) + fmarks_check_one(&namedfm[i], name, buf); + + FOR_ALL_WINDOWS(wp) + { + for (i = 0; i < wp->w_jumplistlen; ++i) + fmarks_check_one(&wp->w_jumplist[i], name, buf); + } + + vim_free(name); +} + + static void +fmarks_check_one(xfmark_T *fm, char_u *name, buf_T *buf) +{ + if (fm->fmark.fnum == 0 + && fm->fname != NULL + && fnamecmp(name, fm->fname) == 0) + { + fm->fmark.fnum = buf->b_fnum; + VIM_CLEAR(fm->fname); + } +} + +/* + * Check a if a position from a mark is valid. + * Give and error message and return FAIL if not. + */ + int +check_mark(pos_T *pos) +{ + if (pos == NULL) + { + emsg(_(e_unknown_mark)); + return FAIL; + } + if (pos->lnum <= 0) + { + // lnum is negative if mark is in another file can can't get that + // file, error message already give then. + if (pos->lnum == 0) + emsg(_(e_mark_not_set)); + return FAIL; + } + if (pos->lnum > curbuf->b_ml.ml_line_count) + { + emsg(_(e_mark_has_invalid_line_number)); + return FAIL; + } + return OK; +} + +/* + * clrallmarks() - clear all marks in the buffer 'buf' + * + * Used mainly when trashing the entire buffer during ":e" type commands + */ + void +clrallmarks(buf_T *buf) +{ + static int i = -1; + + if (i == -1) // first call ever: initialize + for (i = 0; i < NMARKS + 1; i++) + { + namedfm[i].fmark.mark.lnum = 0; + namedfm[i].fname = NULL; +#ifdef FEAT_VIMINFO + namedfm[i].time_set = 0; +#endif + } + + for (i = 0; i < NMARKS; i++) + buf->b_namedm[i].lnum = 0; + buf->b_op_start.lnum = 0; // start/end op mark cleared + buf->b_op_end.lnum = 0; + buf->b_last_cursor.lnum = 1; // '" mark cleared + buf->b_last_cursor.col = 0; + buf->b_last_cursor.coladd = 0; + buf->b_last_insert.lnum = 0; // '^ mark cleared + buf->b_last_change.lnum = 0; // '. mark cleared + buf->b_changelistlen = 0; +} + +/* + * Get name of file from a filemark. + * When it's in the current buffer, return the text at the mark. + * Returns an allocated string. + */ + char_u * +fm_getname(fmark_T *fmark, int lead_len) +{ + if (fmark->fnum == curbuf->b_fnum) // current buffer + return mark_line(&(fmark->mark), lead_len); + return buflist_nr2name(fmark->fnum, FALSE, TRUE); +} + +/* + * Return the line at mark "mp". Truncate to fit in window. + * The returned string has been allocated. + */ + static char_u * +mark_line(pos_T *mp, int lead_len) +{ + char_u *s, *p; + int len; + + if (mp->lnum == 0 || mp->lnum > curbuf->b_ml.ml_line_count) + return vim_strsave((char_u *)"-invalid-"); + // Allow for up to 5 bytes per character. + s = vim_strnsave(skipwhite(ml_get(mp->lnum)), Columns * 5); + if (s == NULL) + return NULL; + // Truncate the line to fit it in the window. + len = 0; + for (p = s; *p != NUL; MB_PTR_ADV(p)) + { + len += ptr2cells(p); + if (len >= Columns - lead_len) + break; + } + *p = NUL; + return s; +} + +/* + * print the marks + */ + void +ex_marks(exarg_T *eap) +{ + char_u *arg = eap->arg; + int i; + char_u *name; + pos_T *posp, *startp, *endp; + + if (arg != NULL && *arg == NUL) + arg = NULL; + + show_one_mark('\'', arg, &curwin->w_pcmark, NULL, TRUE); + for (i = 0; i < NMARKS; ++i) + show_one_mark(i + 'a', arg, &curbuf->b_namedm[i], NULL, TRUE); + for (i = 0; i < NMARKS + EXTRA_MARKS; ++i) + { + if (namedfm[i].fmark.fnum != 0) + name = fm_getname(&namedfm[i].fmark, 15); + else + name = namedfm[i].fname; + if (name != NULL) + { + show_one_mark(i >= NMARKS ? i - NMARKS + '0' : i + 'A', + arg, &namedfm[i].fmark.mark, name, + namedfm[i].fmark.fnum == curbuf->b_fnum); + if (namedfm[i].fmark.fnum != 0) + vim_free(name); + } + } + show_one_mark('"', arg, &curbuf->b_last_cursor, NULL, TRUE); + show_one_mark('[', arg, &curbuf->b_op_start, NULL, TRUE); + show_one_mark(']', arg, &curbuf->b_op_end, NULL, TRUE); + show_one_mark('^', arg, &curbuf->b_last_insert, NULL, TRUE); + show_one_mark('.', arg, &curbuf->b_last_change, NULL, TRUE); + + // Show the marks as where they will jump to. + startp = &curbuf->b_visual.vi_start; + endp = &curbuf->b_visual.vi_end; + if ((LT_POS(*startp, *endp) || endp->lnum == 0) && startp->lnum != 0) + posp = startp; + else + posp = endp; + show_one_mark('<', arg, posp, NULL, TRUE); + show_one_mark('>', arg, posp == startp ? endp : startp, NULL, TRUE); + + show_one_mark(-1, arg, NULL, NULL, FALSE); +} + + static void +show_one_mark( + int c, + char_u *arg, + pos_T *p, + char_u *name_arg, + int current) // in current file +{ + static int did_title = FALSE; + int mustfree = FALSE; + char_u *name = name_arg; + + if (c == -1) // finish up + { + if (did_title) + did_title = FALSE; + else + { + if (arg == NULL) + msg(_("No marks set")); + else + semsg(_(e_no_marks_matching_str), arg); + } + } + // don't output anything if 'q' typed at --more-- prompt + else if (!got_int + && (arg == NULL || vim_strchr(arg, c) != NULL) + && p->lnum != 0) + { + if (name == NULL && current) + { + name = mark_line(p, 15); + mustfree = TRUE; + } + if (!message_filtered(name)) + { + if (!did_title) + { + // Highlight title + msg_puts_title(_("\nmark line col file/text")); + did_title = TRUE; + } + msg_putchar('\n'); + if (!got_int) + { + sprintf((char *)IObuff, " %c %6ld %4d ", c, p->lnum, p->col); + msg_outtrans(IObuff); + if (name != NULL) + { + msg_outtrans_attr(name, current ? HL_ATTR(HLF_D) : 0); + } + } + out_flush(); // show one line at a time + } + if (mustfree) + vim_free(name); + } +} + +/* + * ":delmarks[!] [marks]" + */ + void +ex_delmarks(exarg_T *eap) +{ + char_u *p; + int from, to; + int i; + int lower; + int digit; + int n; + + if (*eap->arg == NUL && eap->forceit) + // clear all marks + clrallmarks(curbuf); + else if (eap->forceit) + emsg(_(e_invalid_argument)); + else if (*eap->arg == NUL) + emsg(_(e_argument_required)); + else + { + // clear specified marks only + for (p = eap->arg; *p != NUL; ++p) + { + lower = ASCII_ISLOWER(*p); + digit = VIM_ISDIGIT(*p); + if (lower || digit || ASCII_ISUPPER(*p)) + { + if (p[1] == '-') + { + // clear range of marks + from = *p; + to = p[2]; + if (!(lower ? ASCII_ISLOWER(p[2]) + : (digit ? VIM_ISDIGIT(p[2]) + : ASCII_ISUPPER(p[2]))) + || to < from) + { + semsg(_(e_invalid_argument_str), p); + return; + } + p += 2; + } + else + // clear one lower case mark + from = to = *p; + + for (i = from; i <= to; ++i) + { + if (lower) + curbuf->b_namedm[i - 'a'].lnum = 0; + else + { + if (digit) + n = i - '0' + NMARKS; + else + n = i - 'A'; + namedfm[n].fmark.mark.lnum = 0; + namedfm[n].fmark.fnum = 0; + VIM_CLEAR(namedfm[n].fname); +#ifdef FEAT_VIMINFO + namedfm[n].time_set = digit ? 0 : vim_time(); +#endif + } + } + } + else + switch (*p) + { + case '"': curbuf->b_last_cursor.lnum = 0; break; + case '^': curbuf->b_last_insert.lnum = 0; break; + case '.': curbuf->b_last_change.lnum = 0; break; + case '[': curbuf->b_op_start.lnum = 0; break; + case ']': curbuf->b_op_end.lnum = 0; break; + case '<': curbuf->b_visual.vi_start.lnum = 0; break; + case '>': curbuf->b_visual.vi_end.lnum = 0; break; + case ' ': break; + default: semsg(_(e_invalid_argument_str), p); + return; + } + } + } +} + +/* + * print the jumplist + */ + void +ex_jumps(exarg_T *eap UNUSED) +{ + int i; + char_u *name; + + cleanup_jumplist(curwin, TRUE); + + // Highlight title + msg_puts_title(_("\n jump line col file/text")); + for (i = 0; i < curwin->w_jumplistlen && !got_int; ++i) + { + if (curwin->w_jumplist[i].fmark.mark.lnum != 0) + { + name = fm_getname(&curwin->w_jumplist[i].fmark, 16); + + // Make sure to output the current indicator, even when on an wiped + // out buffer. ":filter" may still skip it. + if (name == NULL && i == curwin->w_jumplistidx) + name = vim_strsave((char_u *)"-invalid-"); + // apply :filter /pat/ or file name not available + if (name == NULL || message_filtered(name)) + { + vim_free(name); + continue; + } + + msg_putchar('\n'); + if (got_int) + { + vim_free(name); + break; + } + sprintf((char *)IObuff, "%c %2d %5ld %4d ", + i == curwin->w_jumplistidx ? '>' : ' ', + i > curwin->w_jumplistidx ? i - curwin->w_jumplistidx + : curwin->w_jumplistidx - i, + curwin->w_jumplist[i].fmark.mark.lnum, + curwin->w_jumplist[i].fmark.mark.col); + msg_outtrans(IObuff); + msg_outtrans_attr(name, + curwin->w_jumplist[i].fmark.fnum == curbuf->b_fnum + ? HL_ATTR(HLF_D) : 0); + vim_free(name); + ui_breakcheck(); + } + out_flush(); + } + if (curwin->w_jumplistidx == curwin->w_jumplistlen) + msg_puts("\n>"); +} + + void +ex_clearjumps(exarg_T *eap UNUSED) +{ + free_jumplist(curwin); + curwin->w_jumplistlen = 0; + curwin->w_jumplistidx = 0; +} + +/* + * print the changelist + */ + void +ex_changes(exarg_T *eap UNUSED) +{ + int i; + char_u *name; + + // Highlight title + msg_puts_title(_("\nchange line col text")); + + for (i = 0; i < curbuf->b_changelistlen && !got_int; ++i) + { + if (curbuf->b_changelist[i].lnum != 0) + { + msg_putchar('\n'); + if (got_int) + break; + sprintf((char *)IObuff, "%c %3d %5ld %4d ", + i == curwin->w_changelistidx ? '>' : ' ', + i > curwin->w_changelistidx ? i - curwin->w_changelistidx + : curwin->w_changelistidx - i, + (long)curbuf->b_changelist[i].lnum, + curbuf->b_changelist[i].col); + msg_outtrans(IObuff); + name = mark_line(&curbuf->b_changelist[i], 17); + if (name == NULL) + break; + msg_outtrans_attr(name, HL_ATTR(HLF_D)); + vim_free(name); + ui_breakcheck(); + } + out_flush(); + } + if (curwin->w_changelistidx == curbuf->b_changelistlen) + msg_puts("\n>"); +} + +#define one_adjust(add) \ + { \ + lp = add; \ + if (*lp >= line1 && *lp <= line2) \ + { \ + if (amount == MAXLNUM) \ + *lp = 0; \ + else \ + *lp += amount; \ + } \ + else if (amount_after && *lp > line2) \ + *lp += amount_after; \ + } + +// don't delete the line, just put at first deleted line +#define one_adjust_nodel(add) \ + { \ + lp = add; \ + if (*lp >= line1 && *lp <= line2) \ + { \ + if (amount == MAXLNUM) \ + *lp = line1; \ + else \ + *lp += amount; \ + } \ + else if (amount_after && *lp > line2) \ + *lp += amount_after; \ + } + +/* + * Adjust marks between line1 and line2 (inclusive) to move 'amount' lines. + * Must be called before changed_*(), appended_lines() or deleted_lines(). + * May be called before or after changing the text. + * When deleting lines line1 to line2, use an 'amount' of MAXLNUM: The marks + * within this range are made invalid. + * If 'amount_after' is non-zero adjust marks after line2. + * Example: Delete lines 34 and 35: mark_adjust(34, 35, MAXLNUM, -2); + * Example: Insert two lines below 55: mark_adjust(56, MAXLNUM, 2, 0); + * or: mark_adjust(56, 55, MAXLNUM, 2); + */ + void +mark_adjust( + linenr_T line1, + linenr_T line2, + long amount, + long amount_after) +{ + mark_adjust_internal(line1, line2, amount, amount_after, TRUE); +} + + void +mark_adjust_nofold( + linenr_T line1, + linenr_T line2, + long amount, + long amount_after) +{ + mark_adjust_internal(line1, line2, amount, amount_after, FALSE); +} + + static void +mark_adjust_internal( + linenr_T line1, + linenr_T line2, + long amount, + long amount_after, + int adjust_folds UNUSED) +{ + int i; + int fnum = curbuf->b_fnum; + linenr_T *lp; + win_T *win; + tabpage_T *tab; + static pos_T initpos = {1, 0, 0}; + + if (line2 < line1 && amount_after == 0L) // nothing to do + return; + + if ((cmdmod.cmod_flags & CMOD_LOCKMARKS) == 0) + { + // named marks, lower case and upper case + for (i = 0; i < NMARKS; i++) + { + one_adjust(&(curbuf->b_namedm[i].lnum)); + if (namedfm[i].fmark.fnum == fnum) + one_adjust_nodel(&(namedfm[i].fmark.mark.lnum)); + } + for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++) + { + if (namedfm[i].fmark.fnum == fnum) + one_adjust_nodel(&(namedfm[i].fmark.mark.lnum)); + } + + // last Insert position + one_adjust(&(curbuf->b_last_insert.lnum)); + + // last change position + one_adjust(&(curbuf->b_last_change.lnum)); + + // last cursor position, if it was set + if (!EQUAL_POS(curbuf->b_last_cursor, initpos)) + one_adjust(&(curbuf->b_last_cursor.lnum)); + + + // list of change positions + for (i = 0; i < curbuf->b_changelistlen; ++i) + one_adjust_nodel(&(curbuf->b_changelist[i].lnum)); + + // Visual area + one_adjust_nodel(&(curbuf->b_visual.vi_start.lnum)); + one_adjust_nodel(&(curbuf->b_visual.vi_end.lnum)); + +#ifdef FEAT_QUICKFIX + // quickfix marks + qf_mark_adjust(NULL, line1, line2, amount, amount_after); + // location lists + FOR_ALL_TAB_WINDOWS(tab, win) + qf_mark_adjust(win, line1, line2, amount, amount_after); +#endif + +#ifdef FEAT_SIGNS + sign_mark_adjust(line1, line2, amount, amount_after); +#endif + } + + // previous context mark + one_adjust(&(curwin->w_pcmark.lnum)); + + // previous pcmark + one_adjust(&(curwin->w_prev_pcmark.lnum)); + + // saved cursor for formatting + if (saved_cursor.lnum != 0) + one_adjust_nodel(&(saved_cursor.lnum)); + + /* + * Adjust items in all windows related to the current buffer. + */ + FOR_ALL_TAB_WINDOWS(tab, win) + { + if ((cmdmod.cmod_flags & CMOD_LOCKMARKS) == 0) + // Marks in the jumplist. When deleting lines, this may create + // duplicate marks in the jumplist, they will be removed later. + for (i = 0; i < win->w_jumplistlen; ++i) + if (win->w_jumplist[i].fmark.fnum == fnum) + one_adjust_nodel(&(win->w_jumplist[i].fmark.mark.lnum)); + + if (win->w_buffer == curbuf) + { + if ((cmdmod.cmod_flags & CMOD_LOCKMARKS) == 0) + // marks in the tag stack + for (i = 0; i < win->w_tagstacklen; i++) + if (win->w_tagstack[i].fmark.fnum == fnum) + one_adjust_nodel(&(win->w_tagstack[i].fmark.mark.lnum)); + + // the displayed Visual area + if (win->w_old_cursor_lnum != 0) + { + one_adjust_nodel(&(win->w_old_cursor_lnum)); + one_adjust_nodel(&(win->w_old_visual_lnum)); + } + + // topline and cursor position for windows with the same buffer + // other than the current window + if (win != curwin) + { + if (win->w_topline >= line1 && win->w_topline <= line2) + { + if (amount == MAXLNUM) // topline is deleted + { + if (line1 <= 1) + win->w_topline = 1; + else + win->w_topline = line1 - 1; + } + else // keep topline on the same line + win->w_topline += amount; +#ifdef FEAT_DIFF + win->w_topfill = 0; +#endif + } + else if (amount_after && win->w_topline > line2) + { + win->w_topline += amount_after; +#ifdef FEAT_DIFF + win->w_topfill = 0; +#endif + } + if (win->w_cursor.lnum >= line1 && win->w_cursor.lnum <= line2) + { + if (amount == MAXLNUM) // line with cursor is deleted + { + if (line1 <= 1) + win->w_cursor.lnum = 1; + else + win->w_cursor.lnum = line1 - 1; + win->w_cursor.col = 0; + } + else // keep cursor on the same line + win->w_cursor.lnum += amount; + } + else if (amount_after && win->w_cursor.lnum > line2) + win->w_cursor.lnum += amount_after; + } + +#ifdef FEAT_FOLDING + // adjust folds + if (adjust_folds) + foldMarkAdjust(win, line1, line2, amount, amount_after); +#endif + } + } + +#ifdef FEAT_DIFF + // adjust diffs + diff_mark_adjust(line1, line2, amount, amount_after); +#endif +} + +// This code is used often, needs to be fast. +#define col_adjust(pp) \ + { \ + posp = pp; \ + if (posp->lnum == lnum && posp->col >= mincol) \ + { \ + posp->lnum += lnum_amount; \ + if (col_amount < 0 && posp->col <= (colnr_T)-col_amount) \ + posp->col = 0; \ + else if (posp->col < spaces_removed) \ + posp->col = col_amount + spaces_removed; \ + else \ + posp->col += col_amount; \ + } \ + } + +/* + * Adjust marks in line "lnum" at column "mincol" and further: add + * "lnum_amount" to the line number and add "col_amount" to the column + * position. + * "spaces_removed" is the number of spaces that were removed, matters when the + * cursor is inside them. + */ + void +mark_col_adjust( + linenr_T lnum, + colnr_T mincol, + long lnum_amount, + long col_amount, + int spaces_removed) +{ + int i; + int fnum = curbuf->b_fnum; + win_T *win; + pos_T *posp; + + if ((col_amount == 0L && lnum_amount == 0L) + || (cmdmod.cmod_flags & CMOD_LOCKMARKS)) + return; // nothing to do + + // named marks, lower case and upper case + for (i = 0; i < NMARKS; i++) + { + col_adjust(&(curbuf->b_namedm[i])); + if (namedfm[i].fmark.fnum == fnum) + col_adjust(&(namedfm[i].fmark.mark)); + } + for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++) + { + if (namedfm[i].fmark.fnum == fnum) + col_adjust(&(namedfm[i].fmark.mark)); + } + + // last Insert position + col_adjust(&(curbuf->b_last_insert)); + + // last change position + col_adjust(&(curbuf->b_last_change)); + + // list of change positions + for (i = 0; i < curbuf->b_changelistlen; ++i) + col_adjust(&(curbuf->b_changelist[i])); + + // Visual area + col_adjust(&(curbuf->b_visual.vi_start)); + col_adjust(&(curbuf->b_visual.vi_end)); + + // previous context mark + col_adjust(&(curwin->w_pcmark)); + + // previous pcmark + col_adjust(&(curwin->w_prev_pcmark)); + + // saved cursor for formatting + col_adjust(&saved_cursor); + + /* + * Adjust items in all windows related to the current buffer. + */ + FOR_ALL_WINDOWS(win) + { + // marks in the jumplist + for (i = 0; i < win->w_jumplistlen; ++i) + if (win->w_jumplist[i].fmark.fnum == fnum) + col_adjust(&(win->w_jumplist[i].fmark.mark)); + + if (win->w_buffer == curbuf) + { + // marks in the tag stack + for (i = 0; i < win->w_tagstacklen; i++) + if (win->w_tagstack[i].fmark.fnum == fnum) + col_adjust(&(win->w_tagstack[i].fmark.mark)); + + // cursor position for other windows with the same buffer + if (win != curwin) + col_adjust(&win->w_cursor); + } + } +} + +/* + * When deleting lines, this may create duplicate marks in the + * jumplist. They will be removed here for the specified window. + * When "loadfiles" is TRUE first ensure entries have the "fnum" field set + * (this may be a bit slow). + */ + void +cleanup_jumplist(win_T *wp, int loadfiles) +{ + int i; + int from, to; + + if (loadfiles) + { + // If specified, load all the files from the jump list. This is + // needed to properly clean up duplicate entries, but will take some + // time. + for (i = 0; i < wp->w_jumplistlen; ++i) + { + if ((wp->w_jumplist[i].fmark.fnum == 0) && + (wp->w_jumplist[i].fmark.mark.lnum != 0)) + fname2fnum(&wp->w_jumplist[i]); + } + } + + to = 0; + for (from = 0; from < wp->w_jumplistlen; ++from) + { + if (wp->w_jumplistidx == from) + wp->w_jumplistidx = to; + for (i = from + 1; i < wp->w_jumplistlen; ++i) + if (wp->w_jumplist[i].fmark.fnum + == wp->w_jumplist[from].fmark.fnum + && wp->w_jumplist[from].fmark.fnum != 0 + && wp->w_jumplist[i].fmark.mark.lnum + == wp->w_jumplist[from].fmark.mark.lnum) + break; + if (i >= wp->w_jumplistlen) // no duplicate + wp->w_jumplist[to++] = wp->w_jumplist[from]; + else + vim_free(wp->w_jumplist[from].fname); + } + if (wp->w_jumplistidx == wp->w_jumplistlen) + wp->w_jumplistidx = to; + wp->w_jumplistlen = to; +} + +/* + * Copy the jumplist from window "from" to window "to". + */ + void +copy_jumplist(win_T *from, win_T *to) +{ + int i; + + for (i = 0; i < from->w_jumplistlen; ++i) + { + to->w_jumplist[i] = from->w_jumplist[i]; + if (from->w_jumplist[i].fname != NULL) + to->w_jumplist[i].fname = vim_strsave(from->w_jumplist[i].fname); + } + to->w_jumplistlen = from->w_jumplistlen; + to->w_jumplistidx = from->w_jumplistidx; +} + +/* + * Free items in the jumplist of window "wp". + */ + void +free_jumplist(win_T *wp) +{ + int i; + + for (i = 0; i < wp->w_jumplistlen; ++i) + vim_free(wp->w_jumplist[i].fname); +} + + void +set_last_cursor(win_T *win) +{ + if (win->w_buffer != NULL) + win->w_buffer->b_last_cursor = win->w_cursor; +} + +#if defined(EXITFREE) || defined(PROTO) + void +free_all_marks(void) +{ + int i; + + for (i = 0; i < NMARKS + EXTRA_MARKS; i++) + if (namedfm[i].fmark.mark.lnum != 0) + vim_free(namedfm[i].fname); +} +#endif + +#if defined(FEAT_VIMINFO) || defined(PROTO) +/* + * Return a pointer to the named file marks. + */ + xfmark_T * +get_namedfm(void) +{ + return namedfm; +} +#endif + +#if defined(FEAT_EVAL) || defined(PROTO) +/* + * Add information about mark 'mname' to list 'l' + */ + static int +add_mark(list_T *l, char_u *mname, pos_T *pos, int bufnr, char_u *fname) +{ + dict_T *d; + list_T *lpos; + + if (pos->lnum <= 0) + return OK; + + d = dict_alloc(); + if (d == NULL) + return FAIL; + + if (list_append_dict(l, d) == FAIL) + { + dict_unref(d); + return FAIL; + } + + lpos = list_alloc(); + if (lpos == NULL) + return FAIL; + + list_append_number(lpos, bufnr); + list_append_number(lpos, pos->lnum); + list_append_number(lpos, pos->col + 1); + list_append_number(lpos, pos->coladd); + + if (dict_add_string(d, "mark", mname) == FAIL + || dict_add_list(d, "pos", lpos) == FAIL + || (fname != NULL && dict_add_string(d, "file", fname) == FAIL)) + return FAIL; + + return OK; +} + +/* + * Get information about marks local to a buffer. + */ + static void +get_buf_local_marks(buf_T *buf, list_T *l) +{ + char_u mname[3] = "' "; + int i; + + // Marks 'a' to 'z' + for (i = 0; i < NMARKS; ++i) + { + mname[1] = 'a' + i; + add_mark(l, mname, &buf->b_namedm[i], buf->b_fnum, NULL); + } + + // Mark '' is a window local mark and not a buffer local mark + add_mark(l, (char_u *)"''", &curwin->w_pcmark, curbuf->b_fnum, NULL); + + add_mark(l, (char_u *)"'\"", &buf->b_last_cursor, buf->b_fnum, NULL); + add_mark(l, (char_u *)"'[", &buf->b_op_start, buf->b_fnum, NULL); + add_mark(l, (char_u *)"']", &buf->b_op_end, buf->b_fnum, NULL); + add_mark(l, (char_u *)"'^", &buf->b_last_insert, buf->b_fnum, NULL); + add_mark(l, (char_u *)"'.", &buf->b_last_change, buf->b_fnum, NULL); + add_mark(l, (char_u *)"'<", &buf->b_visual.vi_start, buf->b_fnum, NULL); + add_mark(l, (char_u *)"'>", &buf->b_visual.vi_end, buf->b_fnum, NULL); +} + +/* + * Get information about global marks ('A' to 'Z' and '0' to '9') + */ + static void +get_global_marks(list_T *l) +{ + char_u mname[3] = "' "; + int i; + char_u *name; + + // Marks 'A' to 'Z' and '0' to '9' + for (i = 0; i < NMARKS + EXTRA_MARKS; ++i) + { + if (namedfm[i].fmark.fnum != 0) + name = buflist_nr2name(namedfm[i].fmark.fnum, TRUE, TRUE); + else + name = namedfm[i].fname; + if (name != NULL) + { + mname[1] = i >= NMARKS ? i - NMARKS + '0' : i + 'A'; + add_mark(l, mname, &namedfm[i].fmark.mark, + namedfm[i].fmark.fnum, name); + if (namedfm[i].fmark.fnum != 0) + vim_free(name); + } + } +} + +/* + * getmarklist() function + */ + void +f_getmarklist(typval_T *argvars, typval_T *rettv) +{ + buf_T *buf = NULL; + + if (rettv_list_alloc(rettv) == FAIL) + return; + + if (in_vim9script() && check_for_opt_buffer_arg(argvars, 0) == FAIL) + return; + + if (argvars[0].v_type == VAR_UNKNOWN) + { + get_global_marks(rettv->vval.v_list); + return; + } + + buf = tv_get_buf(&argvars[0], FALSE); + if (buf == NULL) + return; + + get_buf_local_marks(buf, rettv->vval.v_list); +} +#endif |