1552 lines
44 KiB
C
1552 lines
44 KiB
C
// This is an open source non-commercial project. Dear PVS-Studio, please check
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// it. PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
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/*
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* mark.c: functions for setting marks and jumping to them
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*/
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#include <assert.h>
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#include <inttypes.h>
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#include <string.h>
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#include <limits.h>
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#include "nvim/vim.h"
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#include "nvim/ascii.h"
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#include "nvim/mark.h"
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#include "nvim/buffer.h"
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#include "nvim/charset.h"
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#include "nvim/diff.h"
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#include "nvim/eval.h"
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#include "nvim/ex_cmds.h"
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#include "nvim/fileio.h"
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#include "nvim/fold.h"
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#include "nvim/mbyte.h"
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#include "nvim/memline.h"
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#include "nvim/memory.h"
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#include "nvim/message.h"
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#include "nvim/normal.h"
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#include "nvim/option.h"
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#include "nvim/path.h"
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#include "nvim/quickfix.h"
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#include "nvim/search.h"
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#include "nvim/sign.h"
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#include "nvim/strings.h"
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#include "nvim/ui.h"
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#include "nvim/os/os.h"
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#include "nvim/os/time.h"
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#include "nvim/os/input.h"
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/*
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* This file contains routines to maintain and manipulate marks.
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*/
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/*
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* If a named file mark's lnum is non-zero, it is valid.
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* If a named file mark's fnum is non-zero, it is for an existing buffer,
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* otherwise it is from .shada and namedfm[n].fname is the file name.
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* There are marks 'A - 'Z (set by user) and '0 to '9 (set when writing
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* shada).
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*/
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/// Global marks (marks with file number or name)
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static xfmark_T namedfm[NGLOBALMARKS];
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#ifdef INCLUDE_GENERATED_DECLARATIONS
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# include "mark.c.generated.h"
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#endif
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/*
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* Set named mark "c" at current cursor position.
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* Returns OK on success, FAIL if bad name given.
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*/
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int setmark(int c)
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{
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return setmark_pos(c, &curwin->w_cursor, curbuf->b_fnum);
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}
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/// Free fmark_T item
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void free_fmark(fmark_T fm)
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{
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tv_dict_unref(fm.additional_data);
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}
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/// Free xfmark_T item
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void free_xfmark(xfmark_T fm)
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{
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xfree(fm.fname);
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free_fmark(fm.fmark);
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}
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/// Free and clear fmark_T item
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void clear_fmark(fmark_T *fm)
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FUNC_ATTR_NONNULL_ALL
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{
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free_fmark(*fm);
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memset(fm, 0, sizeof(*fm));
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}
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/*
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* Set named mark "c" to position "pos".
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* When "c" is upper case use file "fnum".
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* Returns OK on success, FAIL if bad name given.
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*/
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int setmark_pos(int c, pos_T *pos, int fnum)
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{
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int i;
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/* Check for a special key (may cause islower() to crash). */
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if (c < 0)
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return FAIL;
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if (c == '\'' || c == '`') {
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if (pos == &curwin->w_cursor) {
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setpcmark();
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/* keep it even when the cursor doesn't move */
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curwin->w_prev_pcmark = curwin->w_pcmark;
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} else
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curwin->w_pcmark = *pos;
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return OK;
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}
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// Can't set a mark in a non-existant buffer.
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buf_T *buf = buflist_findnr(fnum);
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if (buf == NULL) {
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return FAIL;
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}
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if (c == '"') {
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RESET_FMARK(&buf->b_last_cursor, *pos, buf->b_fnum);
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return OK;
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}
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/* Allow setting '[ and '] for an autocommand that simulates reading a
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* file. */
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if (c == '[') {
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buf->b_op_start = *pos;
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return OK;
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}
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if (c == ']') {
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buf->b_op_end = *pos;
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return OK;
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}
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if (c == '<' || c == '>') {
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if (c == '<') {
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buf->b_visual.vi_start = *pos;
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} else {
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buf->b_visual.vi_end = *pos;
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}
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if (buf->b_visual.vi_mode == NUL) {
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// Visual_mode has not yet been set, use a sane default.
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buf->b_visual.vi_mode = 'v';
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}
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return OK;
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}
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if (ASCII_ISLOWER(c)) {
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i = c - 'a';
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RESET_FMARK(buf->b_namedm + i, *pos, fnum);
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return OK;
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}
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if (ASCII_ISUPPER(c) || ascii_isdigit(c)) {
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if (ascii_isdigit(c)) {
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i = c - '0' + NMARKS;
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} else {
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i = c - 'A';
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}
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RESET_XFMARK(namedfm + i, *pos, fnum, NULL);
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return OK;
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}
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return FAIL;
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}
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/*
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* Set the previous context mark to the current position and add it to the
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* jump list.
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*/
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void setpcmark(void)
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{
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xfmark_T *fm;
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/* for :global the mark is set only once */
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if (global_busy || listcmd_busy || cmdmod.keepjumps)
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return;
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curwin->w_prev_pcmark = curwin->w_pcmark;
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curwin->w_pcmark = curwin->w_cursor;
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if (curwin->w_pcmark.lnum == 0) {
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curwin->w_pcmark.lnum = 1;
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}
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if (jop_flags & JOP_STACK) {
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// jumpoptions=stack: if we're somewhere in the middle of the jumplist
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// discard everything after the current index.
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if (curwin->w_jumplistidx < curwin->w_jumplistlen - 1) {
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// Discard the rest of the jumplist by cutting the length down to
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// contain nothing beyond the current index.
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curwin->w_jumplistlen = curwin->w_jumplistidx + 1;
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}
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}
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/* If jumplist is full: remove oldest entry */
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if (++curwin->w_jumplistlen > JUMPLISTSIZE) {
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curwin->w_jumplistlen = JUMPLISTSIZE;
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free_xfmark(curwin->w_jumplist[0]);
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memmove(&curwin->w_jumplist[0], &curwin->w_jumplist[1],
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(JUMPLISTSIZE - 1) * sizeof(curwin->w_jumplist[0]));
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}
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curwin->w_jumplistidx = curwin->w_jumplistlen;
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fm = &curwin->w_jumplist[curwin->w_jumplistlen - 1];
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SET_XFMARK(fm, curwin->w_pcmark, curbuf->b_fnum, NULL);
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}
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/*
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* To change context, call setpcmark(), then move the current position to
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* where ever, then call checkpcmark(). This ensures that the previous
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* context will only be changed if the cursor moved to a different line.
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* If pcmark was deleted (with "dG") the previous mark is restored.
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*/
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void checkpcmark(void)
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{
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if (curwin->w_prev_pcmark.lnum != 0
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&& (equalpos(curwin->w_pcmark, curwin->w_cursor)
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|| curwin->w_pcmark.lnum == 0)) {
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curwin->w_pcmark = curwin->w_prev_pcmark;
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curwin->w_prev_pcmark.lnum = 0; /* Show it has been checked */
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}
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}
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/*
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* move "count" positions in the jump list (count may be negative)
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*/
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pos_T *movemark(int count)
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{
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pos_T *pos;
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xfmark_T *jmp;
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cleanup_jumplist(curwin, true);
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if (curwin->w_jumplistlen == 0) /* nothing to jump to */
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return (pos_T *)NULL;
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for (;; ) {
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if (curwin->w_jumplistidx + count < 0
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|| curwin->w_jumplistidx + count >= curwin->w_jumplistlen)
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return (pos_T *)NULL;
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/*
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* if first CTRL-O or CTRL-I command after a jump, add cursor position
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* to list. Careful: If there are duplicates (CTRL-O immediately after
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* starting Vim on a file), another entry may have been removed.
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*/
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if (curwin->w_jumplistidx == curwin->w_jumplistlen) {
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setpcmark();
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--curwin->w_jumplistidx; /* skip the new entry */
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if (curwin->w_jumplistidx + count < 0)
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return (pos_T *)NULL;
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}
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curwin->w_jumplistidx += count;
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jmp = curwin->w_jumplist + curwin->w_jumplistidx;
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if (jmp->fmark.fnum == 0)
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fname2fnum(jmp);
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if (jmp->fmark.fnum != curbuf->b_fnum) {
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/* jump to other file */
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if (buflist_findnr(jmp->fmark.fnum) == NULL) { /* Skip this one .. */
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count += count < 0 ? -1 : 1;
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continue;
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}
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if (buflist_getfile(jmp->fmark.fnum, jmp->fmark.mark.lnum,
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0, FALSE) == FAIL)
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return (pos_T *)NULL;
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/* Set lnum again, autocommands my have changed it */
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curwin->w_cursor = jmp->fmark.mark;
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pos = (pos_T *)-1;
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} else
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pos = &(jmp->fmark.mark);
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return pos;
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}
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}
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/*
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* Move "count" positions in the changelist (count may be negative).
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*/
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pos_T *movechangelist(int count)
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{
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int n;
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if (curbuf->b_changelistlen == 0) /* nothing to jump to */
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return (pos_T *)NULL;
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n = curwin->w_changelistidx;
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if (n + count < 0) {
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if (n == 0)
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return (pos_T *)NULL;
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n = 0;
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} else if (n + count >= curbuf->b_changelistlen) {
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if (n == curbuf->b_changelistlen - 1)
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return (pos_T *)NULL;
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n = curbuf->b_changelistlen - 1;
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} else
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n += count;
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curwin->w_changelistidx = n;
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return &(curbuf->b_changelist[n].mark);
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}
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/*
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* Find mark "c" in buffer pointed to by "buf".
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* If "changefile" is TRUE it's allowed to edit another file for '0, 'A, etc.
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* If "fnum" is not NULL store the fnum there for '0, 'A etc., don't edit
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* another file.
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* Returns:
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* - pointer to pos_T if found. lnum is 0 when mark not set, -1 when mark is
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* in another file which can't be gotten. (caller needs to check lnum!)
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* - NULL if there is no mark called 'c'.
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* - -1 if mark is in other file and jumped there (only if changefile is TRUE)
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*/
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pos_T *getmark_buf(buf_T *buf, int c, bool changefile)
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{
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return getmark_buf_fnum(buf, c, changefile, NULL);
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}
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pos_T *getmark(int c, bool changefile)
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{
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return getmark_buf_fnum(curbuf, c, changefile, NULL);
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}
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pos_T *getmark_buf_fnum(buf_T *buf, int c, bool changefile, int *fnum)
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{
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pos_T *posp;
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pos_T *startp, *endp;
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static pos_T pos_copy;
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posp = NULL;
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/* Check for special key, can't be a mark name and might cause islower()
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* to crash. */
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if (c < 0)
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return posp;
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if (c > '~') { // check for islower()/isupper()
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} else if (c == '\'' || c == '`') { // previous context mark
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pos_copy = curwin->w_pcmark; // need to make a copy because
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posp = &pos_copy; // w_pcmark may be changed soon
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} else if (c == '"') { // to pos when leaving buffer
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posp = &(buf->b_last_cursor.mark);
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} else if (c == '^') { // to where Insert mode stopped
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posp = &(buf->b_last_insert.mark);
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} else if (c == '.') { // to where last change was made
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posp = &(buf->b_last_change.mark);
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} else if (c == '[') { // to start of previous operator
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posp = &(buf->b_op_start);
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} else if (c == ']') { // to end of previous operator
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posp = &(buf->b_op_end);
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} else if (c == '{' || c == '}') { // to previous/next paragraph
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pos_T pos;
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oparg_T oa;
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int slcb = listcmd_busy;
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pos = curwin->w_cursor;
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listcmd_busy = TRUE; /* avoid that '' is changed */
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if (findpar(&oa.inclusive,
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c == '}' ? FORWARD : BACKWARD, 1L, NUL, FALSE)) {
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pos_copy = curwin->w_cursor;
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posp = &pos_copy;
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}
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curwin->w_cursor = pos;
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listcmd_busy = slcb;
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} else if (c == '(' || c == ')') { /* to previous/next sentence */
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pos_T pos;
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int slcb = listcmd_busy;
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pos = curwin->w_cursor;
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listcmd_busy = TRUE; /* avoid that '' is changed */
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if (findsent(c == ')' ? FORWARD : BACKWARD, 1L)) {
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pos_copy = curwin->w_cursor;
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posp = &pos_copy;
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}
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curwin->w_cursor = pos;
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listcmd_busy = slcb;
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} else if (c == '<' || c == '>') { /* start/end of visual area */
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startp = &buf->b_visual.vi_start;
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endp = &buf->b_visual.vi_end;
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if (((c == '<') == lt(*startp, *endp) || endp->lnum == 0)
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&& startp->lnum != 0) {
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posp = startp;
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} else {
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posp = endp;
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}
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// For Visual line mode, set mark at begin or end of line
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if (buf->b_visual.vi_mode == 'V') {
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pos_copy = *posp;
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posp = &pos_copy;
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if (c == '<')
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pos_copy.col = 0;
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else
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pos_copy.col = MAXCOL;
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pos_copy.coladd = 0;
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}
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} else if (ASCII_ISLOWER(c)) { /* normal named mark */
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posp = &(buf->b_namedm[c - 'a'].mark);
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} else if (ASCII_ISUPPER(c) || ascii_isdigit(c)) { /* named file mark */
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if (ascii_isdigit(c))
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c = c - '0' + NMARKS;
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else
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c -= 'A';
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posp = &(namedfm[c].fmark.mark);
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if (namedfm[c].fmark.fnum == 0) {
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fname2fnum(&namedfm[c]);
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}
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if (fnum != NULL)
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*fnum = namedfm[c].fmark.fnum;
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else if (namedfm[c].fmark.fnum != buf->b_fnum) {
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/* mark is in another file */
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posp = &pos_copy;
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if (namedfm[c].fmark.mark.lnum != 0
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&& changefile && namedfm[c].fmark.fnum) {
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if (buflist_getfile(namedfm[c].fmark.fnum,
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(linenr_T)1, GETF_SETMARK, FALSE) == OK) {
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/* Set the lnum now, autocommands could have changed it */
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curwin->w_cursor = namedfm[c].fmark.mark;
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return (pos_T *)-1;
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}
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pos_copy.lnum = -1; /* can't get file */
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} else
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pos_copy.lnum = 0; /* mark exists, but is not valid in
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current buffer */
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}
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}
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return posp;
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}
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/*
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* Search for the next named mark in the current file.
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*
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* Returns pointer to pos_T of the next mark or NULL if no mark is found.
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*/
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pos_T *
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getnextmark (
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pos_T *startpos, /* where to start */
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int dir, /* direction for search */
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int begin_line
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)
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{
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int i;
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pos_T *result = NULL;
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pos_T pos;
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pos = *startpos;
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/* When searching backward and leaving the cursor on the first non-blank,
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* position must be in a previous line.
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* When searching forward and leaving the cursor on the first non-blank,
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* position must be in a next line. */
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if (dir == BACKWARD && begin_line)
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pos.col = 0;
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else if (dir == FORWARD && begin_line)
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pos.col = MAXCOL;
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for (i = 0; i < NMARKS; i++) {
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if (curbuf->b_namedm[i].mark.lnum > 0) {
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if (dir == FORWARD) {
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if ((result == NULL || lt(curbuf->b_namedm[i].mark, *result))
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&& lt(pos, curbuf->b_namedm[i].mark))
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result = &curbuf->b_namedm[i].mark;
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} else {
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if ((result == NULL || lt(*result, curbuf->b_namedm[i].mark))
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&& lt(curbuf->b_namedm[i].mark, pos))
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result = &curbuf->b_namedm[i].mark;
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}
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}
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}
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return result;
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}
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/*
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* For an xtended filemark: set the fnum from the fname.
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* This is used for marks obtained from the .shada file. It's postponed
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* until the mark is used to avoid a long startup delay.
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*/
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static void fname2fnum(xfmark_T *fm)
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{
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char_u *p;
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if (fm->fname != NULL) {
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/*
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* First expand "~/" in the file name to the home directory.
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* Don't expand the whole name, it may contain other '~' chars.
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*/
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if (fm->fname[0] == '~' && (fm->fname[1] == '/'
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#ifdef BACKSLASH_IN_FILENAME
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|| fm->fname[1] == '\\'
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#endif
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)) {
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int len;
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|
|
|
expand_env((char_u *)"~/", NameBuff, MAXPATHL);
|
|
len = (int)STRLEN(NameBuff);
|
|
STRLCPY(NameBuff + len, fm->fname + 2, MAXPATHL - len);
|
|
} else
|
|
STRLCPY(NameBuff, fm->fname, MAXPATHL);
|
|
|
|
/* Try to shorten the file name. */
|
|
os_dirname(IObuff, IOSIZE);
|
|
p = path_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 .shada file.
|
|
*/
|
|
void fmarks_check_names(buf_T *buf)
|
|
{
|
|
char_u *name = buf->b_ffname;
|
|
int i;
|
|
|
|
if (buf->b_ffname == NULL)
|
|
return;
|
|
|
|
for (i = 0; i < NGLOBALMARKS; ++i)
|
|
fmarks_check_one(&namedfm[i], name, buf);
|
|
|
|
FOR_ALL_WINDOWS_IN_TAB(wp, curtab) {
|
|
for (i = 0; i < wp->w_jumplistlen; ++i) {
|
|
fmarks_check_one(&wp->w_jumplist[i], name, buf);
|
|
}
|
|
}
|
|
}
|
|
|
|
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;
|
|
XFREE_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_umark));
|
|
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_marknotset));
|
|
return FAIL;
|
|
}
|
|
if (pos->lnum > curbuf->b_ml.ml_line_count) {
|
|
EMSG(_(e_markinval));
|
|
return FAIL;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
/// Clear all marks and change list in the given buffer
|
|
///
|
|
/// Used mainly when trashing the entire buffer during ":e" type commands.
|
|
///
|
|
/// @param[out] buf Buffer to clear marks in.
|
|
void clrallmarks(buf_T *const buf)
|
|
FUNC_ATTR_NONNULL_ALL
|
|
{
|
|
for (size_t i = 0; i < NMARKS; i++) {
|
|
clear_fmark(&buf->b_namedm[i]);
|
|
}
|
|
clear_fmark(&buf->b_last_cursor);
|
|
buf->b_last_cursor.mark.lnum = 1;
|
|
clear_fmark(&buf->b_last_insert);
|
|
clear_fmark(&buf->b_last_change);
|
|
buf->b_op_start.lnum = 0; // start/end op mark cleared
|
|
buf->b_op_end.lnum = 0;
|
|
for (int i = 0; i < buf->b_changelistlen; i++) {
|
|
clear_fmark(&buf->b_changelist[i]);
|
|
}
|
|
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-");
|
|
assert(Columns >= 0 && (size_t)Columns <= SIZE_MAX);
|
|
// Allow for up to 5 bytes per character.
|
|
s = vim_strnsave(skipwhite(ml_get(mp->lnum)), (size_t)Columns * 5);
|
|
|
|
// 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;
|
|
|
|
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].mark, NULL, true);
|
|
for (i = 0; i < NGLOBALMARKS; ++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)
|
|
xfree(name);
|
|
}
|
|
}
|
|
show_one_mark('"', arg, &curbuf->b_last_cursor.mark, 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.mark, NULL, true);
|
|
show_one_mark('.', arg, &curbuf->b_last_change.mark, NULL, true);
|
|
show_one_mark('<', arg, &curbuf->b_visual.vi_start, NULL, true);
|
|
show_one_mark('>', arg, &curbuf->b_visual.vi_end, 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 bool did_title = false;
|
|
bool 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 {
|
|
EMSG2(_("E283: No marks matching \"%s\""), arg);
|
|
}
|
|
}
|
|
} else if (!got_int
|
|
&& (arg == NULL || vim_strchr(arg, c) != NULL)
|
|
&& p->lnum != 0) {
|
|
// don't output anything if 'q' typed at --more-- prompt
|
|
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) {
|
|
snprintf((char *)IObuff, IOSIZE, " %c %6ld %4d ", c, p->lnum, p->col);
|
|
msg_outtrans(IObuff);
|
|
if (name != NULL) {
|
|
msg_outtrans_attr(name, current ? HL_ATTR(HLF_D) : 0);
|
|
}
|
|
}
|
|
ui_flush(); // show one line at a time
|
|
}
|
|
if (mustfree) {
|
|
xfree(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_invarg));
|
|
else if (*eap->arg == NUL)
|
|
EMSG(_(e_argreq));
|
|
else {
|
|
/* clear specified marks only */
|
|
for (p = eap->arg; *p != NUL; ++p) {
|
|
lower = ASCII_ISLOWER(*p);
|
|
digit = ascii_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 ? ascii_isdigit(p[2])
|
|
: ASCII_ISUPPER(p[2])))
|
|
|| to < from) {
|
|
EMSG2(_(e_invarg2), 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'].mark.lnum = 0;
|
|
} else {
|
|
if (digit) {
|
|
n = i - '0' + NMARKS;
|
|
} else {
|
|
n = i - 'A';
|
|
}
|
|
namedfm[n].fmark.mark.lnum = 0;
|
|
XFREE_CLEAR(namedfm[n].fname);
|
|
}
|
|
}
|
|
} else
|
|
switch (*p) {
|
|
case '"': CLEAR_FMARK(&curbuf->b_last_cursor); break;
|
|
case '^': CLEAR_FMARK(&curbuf->b_last_insert); break;
|
|
case '.': CLEAR_FMARK(&curbuf->b_last_change); 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: EMSG2(_(e_invarg2), p);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* print the jumplist
|
|
*/
|
|
void ex_jumps(exarg_T *eap)
|
|
{
|
|
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);
|
|
|
|
// apply :filter /pat/ or file name not available
|
|
if (name == NULL || message_filtered(name)) {
|
|
xfree(name);
|
|
continue;
|
|
}
|
|
|
|
msg_putchar('\n');
|
|
if (got_int) {
|
|
xfree(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);
|
|
xfree(name);
|
|
os_breakcheck();
|
|
}
|
|
ui_flush();
|
|
}
|
|
if (curwin->w_jumplistidx == curwin->w_jumplistlen)
|
|
MSG_PUTS("\n>");
|
|
}
|
|
|
|
void ex_clearjumps(exarg_T *eap)
|
|
{
|
|
free_jumplist(curwin);
|
|
curwin->w_jumplistlen = 0;
|
|
curwin->w_jumplistidx = 0;
|
|
}
|
|
|
|
/*
|
|
* print the changelist
|
|
*/
|
|
void ex_changes(exarg_T *eap)
|
|
{
|
|
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].mark.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].mark.lnum,
|
|
curbuf->b_changelist[i].mark.col);
|
|
msg_outtrans(IObuff);
|
|
name = mark_line(&curbuf->b_changelist[i].mark, 17);
|
|
msg_outtrans_attr(name, HL_ATTR(HLF_D));
|
|
xfree(name);
|
|
os_breakcheck();
|
|
}
|
|
ui_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,
|
|
bool end_temp,
|
|
ExtmarkOp op)
|
|
{
|
|
mark_adjust_internal(line1, line2, amount, amount_after, true, end_temp, op);
|
|
}
|
|
|
|
// mark_adjust_nofold() does the same as mark_adjust() but without adjusting
|
|
// folds in any way. Folds must be adjusted manually by the caller.
|
|
// This is only useful when folds need to be moved in a way different to
|
|
// calling foldMarkAdjust() with arguments line1, line2, amount, amount_after,
|
|
// for an example of why this may be necessary, see do_move().
|
|
void mark_adjust_nofold(linenr_T line1, linenr_T line2, long amount,
|
|
long amount_after, bool end_temp,
|
|
ExtmarkOp op)
|
|
{
|
|
mark_adjust_internal(line1, line2, amount, amount_after, false, end_temp, op);
|
|
}
|
|
|
|
static void mark_adjust_internal(linenr_T line1, linenr_T line2,
|
|
long amount, long amount_after,
|
|
bool adjust_folds, bool end_temp,
|
|
ExtmarkOp op)
|
|
{
|
|
int i;
|
|
int fnum = curbuf->b_fnum;
|
|
linenr_T *lp;
|
|
static pos_T initpos = { 1, 0, 0 };
|
|
|
|
if (line2 < line1 && amount_after == 0L) /* nothing to do */
|
|
return;
|
|
|
|
if (!cmdmod.lockmarks) {
|
|
/* named marks, lower case and upper case */
|
|
for (i = 0; i < NMARKS; i++) {
|
|
one_adjust(&(curbuf->b_namedm[i].mark.lnum));
|
|
if (namedfm[i].fmark.fnum == fnum)
|
|
one_adjust_nodel(&(namedfm[i].fmark.mark.lnum));
|
|
}
|
|
for (i = NMARKS; i < NGLOBALMARKS; i++) {
|
|
if (namedfm[i].fmark.fnum == fnum)
|
|
one_adjust_nodel(&(namedfm[i].fmark.mark.lnum));
|
|
}
|
|
|
|
/* last Insert position */
|
|
one_adjust(&(curbuf->b_last_insert.mark.lnum));
|
|
|
|
/* last change position */
|
|
one_adjust(&(curbuf->b_last_change.mark.lnum));
|
|
|
|
/* last cursor position, if it was set */
|
|
if (!equalpos(curbuf->b_last_cursor.mark, initpos))
|
|
one_adjust(&(curbuf->b_last_cursor.mark.lnum));
|
|
|
|
|
|
/* list of change positions */
|
|
for (i = 0; i < curbuf->b_changelistlen; ++i)
|
|
one_adjust_nodel(&(curbuf->b_changelist[i].mark.lnum));
|
|
|
|
/* Visual area */
|
|
one_adjust_nodel(&(curbuf->b_visual.vi_start.lnum));
|
|
one_adjust_nodel(&(curbuf->b_visual.vi_end.lnum));
|
|
|
|
// quickfix marks
|
|
if (!qf_mark_adjust(NULL, line1, line2, amount, amount_after)) {
|
|
curbuf->b_has_qf_entry &= ~BUF_HAS_QF_ENTRY;
|
|
}
|
|
// location lists
|
|
bool found_one = false;
|
|
FOR_ALL_TAB_WINDOWS(tab, win) {
|
|
found_one |= qf_mark_adjust(win, line1, line2, amount, amount_after);
|
|
}
|
|
if (!found_one) {
|
|
curbuf->b_has_qf_entry &= ~BUF_HAS_LL_ENTRY;
|
|
}
|
|
|
|
sign_mark_adjust(line1, line2, amount, amount_after);
|
|
bufhl_mark_adjust(curbuf, line1, line2, amount, amount_after, end_temp);
|
|
if (op != kExtmarkNOOP) {
|
|
extmark_adjust(curbuf, line1, line2, amount, amount_after, op, end_temp);
|
|
}
|
|
}
|
|
|
|
/* 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.lockmarks) {
|
|
/* 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.lockmarks) {
|
|
/* 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;
|
|
}
|
|
win->w_topfill = 0;
|
|
} else if (amount_after && win->w_topline > line2) {
|
|
win->w_topline += amount_after;
|
|
win->w_topfill = 0;
|
|
}
|
|
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;
|
|
}
|
|
}
|
|
|
|
if (adjust_folds) {
|
|
foldMarkAdjust(win, line1, line2, amount, amount_after);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* adjust diffs */
|
|
diff_mark_adjust(line1, line2, amount, amount_after);
|
|
}
|
|
|
|
/* 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; \
|
|
assert(col_amount > INT_MIN && col_amount <= INT_MAX); \
|
|
if (col_amount < 0 && posp->col <= (colnr_T)-col_amount) { \
|
|
posp->col = 0; \
|
|
} else if (posp->col < spaces_removed) { \
|
|
posp->col = (int)col_amount + spaces_removed; \
|
|
} else { \
|
|
posp->col += (colnr_T)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, ExtmarkOp op)
|
|
{
|
|
int i;
|
|
int fnum = curbuf->b_fnum;
|
|
pos_T *posp;
|
|
|
|
if ((col_amount == 0L && lnum_amount == 0L) || cmdmod.lockmarks)
|
|
return; /* nothing to do */
|
|
|
|
/* named marks, lower case and upper case */
|
|
for (i = 0; i < NMARKS; i++) {
|
|
col_adjust(&(curbuf->b_namedm[i].mark));
|
|
if (namedfm[i].fmark.fnum == fnum)
|
|
col_adjust(&(namedfm[i].fmark.mark));
|
|
}
|
|
for (i = NMARKS; i < NGLOBALMARKS; i++) {
|
|
if (namedfm[i].fmark.fnum == fnum)
|
|
col_adjust(&(namedfm[i].fmark.mark));
|
|
}
|
|
|
|
// Extmarks
|
|
if (op != kExtmarkNOOP) {
|
|
// TODO(timeyyy): consider spaces_removed? (behave like a delete)
|
|
extmark_col_adjust(curbuf, lnum, mincol, lnum_amount, col_amount,
|
|
kExtmarkUndo);
|
|
}
|
|
|
|
/* last Insert position */
|
|
col_adjust(&(curbuf->b_last_insert.mark));
|
|
|
|
/* last change position */
|
|
col_adjust(&(curbuf->b_last_change.mark));
|
|
|
|
/* list of change positions */
|
|
for (i = 0; i < curbuf->b_changelistlen; ++i)
|
|
col_adjust(&(curbuf->b_changelist[i].mark));
|
|
|
|
/* 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_IN_TAB(win, curtab) {
|
|
/* 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 "checktail" is true, removes tail jump if it matches current position.
|
|
void cleanup_jumplist(win_T *wp, bool checktail)
|
|
{
|
|
int i;
|
|
|
|
// 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]);
|
|
}
|
|
}
|
|
|
|
int to = 0;
|
|
for (int 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;
|
|
}
|
|
}
|
|
|
|
bool mustfree;
|
|
if (i >= wp->w_jumplistlen) { // not duplicate
|
|
mustfree = false;
|
|
} else if (i > from + 1) { // non-adjacent duplicate
|
|
// jumpoptions=stack: remove duplicates only when adjacent.
|
|
mustfree = !(jop_flags & JOP_STACK);
|
|
} else { // adjacent duplicate
|
|
mustfree = true;
|
|
}
|
|
|
|
if (mustfree) {
|
|
xfree(wp->w_jumplist[from].fname);
|
|
} else {
|
|
if (to != from) {
|
|
// Not using wp->w_jumplist[to++] = wp->w_jumplist[from] because
|
|
// this way valgrind complains about overlapping source and destination
|
|
// in memcpy() call. (clang-3.6.0, debug build with -DEXITFREE).
|
|
wp->w_jumplist[to] = wp->w_jumplist[from];
|
|
}
|
|
to++;
|
|
}
|
|
}
|
|
if (wp->w_jumplistidx == wp->w_jumplistlen) {
|
|
wp->w_jumplistidx = to;
|
|
}
|
|
wp->w_jumplistlen = to;
|
|
|
|
// When pointer is below last jump, remove the jump if it matches the current
|
|
// line. This avoids useless/phantom jumps. #9805
|
|
if (checktail && wp->w_jumplistlen
|
|
&& wp->w_jumplistidx == wp->w_jumplistlen) {
|
|
const xfmark_T *fm_last = &wp->w_jumplist[wp->w_jumplistlen - 1];
|
|
if (fm_last->fmark.fnum == curbuf->b_fnum
|
|
&& fm_last->fmark.mark.lnum == wp->w_cursor.lnum) {
|
|
xfree(fm_last->fname);
|
|
wp->w_jumplistlen--;
|
|
wp->w_jumplistidx--;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* 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;
|
|
}
|
|
|
|
/// Iterate over jumplist items
|
|
///
|
|
/// @warning No jumplist-editing functions must be run while iteration is in
|
|
/// progress.
|
|
///
|
|
/// @param[in] iter Iterator. Pass NULL to start iteration.
|
|
/// @param[in] win Window for which jump list is processed.
|
|
/// @param[out] fm Item definition.
|
|
///
|
|
/// @return Pointer that needs to be passed to next `mark_jumplist_iter` call or
|
|
/// NULL if iteration is over.
|
|
const void *mark_jumplist_iter(const void *const iter, const win_T *const win,
|
|
xfmark_T *const fm)
|
|
FUNC_ATTR_NONNULL_ARG(2, 3) FUNC_ATTR_WARN_UNUSED_RESULT
|
|
{
|
|
if (iter == NULL && win->w_jumplistlen == 0) {
|
|
*fm = (xfmark_T) {{{0, 0, 0}, 0, 0, NULL}, NULL};
|
|
return NULL;
|
|
}
|
|
const xfmark_T *const iter_mark =
|
|
(iter == NULL
|
|
? &(win->w_jumplist[0])
|
|
: (const xfmark_T *const) iter);
|
|
*fm = *iter_mark;
|
|
if (iter_mark == &(win->w_jumplist[win->w_jumplistlen - 1])) {
|
|
return NULL;
|
|
} else {
|
|
return iter_mark + 1;
|
|
}
|
|
}
|
|
|
|
/// Iterate over global marks
|
|
///
|
|
/// @warning No mark-editing functions must be run while iteration is in
|
|
/// progress.
|
|
///
|
|
/// @param[in] iter Iterator. Pass NULL to start iteration.
|
|
/// @param[out] name Mark name.
|
|
/// @param[out] fm Mark definition.
|
|
///
|
|
/// @return Pointer that needs to be passed to next `mark_global_iter` call or
|
|
/// NULL if iteration is over.
|
|
const void *mark_global_iter(const void *const iter, char *const name,
|
|
xfmark_T *const fm)
|
|
FUNC_ATTR_NONNULL_ARG(2, 3) FUNC_ATTR_WARN_UNUSED_RESULT
|
|
{
|
|
*name = NUL;
|
|
const xfmark_T *iter_mark = (iter == NULL
|
|
? &(namedfm[0])
|
|
: (const xfmark_T *const) iter);
|
|
while ((size_t) (iter_mark - &(namedfm[0])) < ARRAY_SIZE(namedfm)
|
|
&& !iter_mark->fmark.mark.lnum) {
|
|
iter_mark++;
|
|
}
|
|
if ((size_t) (iter_mark - &(namedfm[0])) == ARRAY_SIZE(namedfm)
|
|
|| !iter_mark->fmark.mark.lnum) {
|
|
return NULL;
|
|
}
|
|
size_t iter_off = (size_t) (iter_mark - &(namedfm[0]));
|
|
*name = (char) (iter_off < NMARKS
|
|
? 'A' + (char) iter_off
|
|
: '0' + (char) (iter_off - NMARKS));
|
|
*fm = *iter_mark;
|
|
while ((size_t) (++iter_mark - &(namedfm[0])) < ARRAY_SIZE(namedfm)) {
|
|
if (iter_mark->fmark.mark.lnum) {
|
|
return (const void *) iter_mark;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/// Get next mark and its name
|
|
///
|
|
/// @param[in] buf Buffer for which next mark is taken.
|
|
/// @param[in,out] mark_name Pointer to the current mark name. Next mark name
|
|
/// will be saved at this address as well.
|
|
///
|
|
/// Current mark name must either be NUL, '"', '^',
|
|
/// '.' or 'a' .. 'z'. If it is neither of these
|
|
/// behaviour is undefined.
|
|
///
|
|
/// @return Pointer to the next mark or NULL.
|
|
static inline const fmark_T *next_buffer_mark(const buf_T *const buf,
|
|
char *const mark_name)
|
|
FUNC_ATTR_NONNULL_ALL FUNC_ATTR_WARN_UNUSED_RESULT
|
|
{
|
|
switch (*mark_name) {
|
|
case NUL: {
|
|
*mark_name = '"';
|
|
return &(buf->b_last_cursor);
|
|
}
|
|
case '"': {
|
|
*mark_name = '^';
|
|
return &(buf->b_last_insert);
|
|
}
|
|
case '^': {
|
|
*mark_name = '.';
|
|
return &(buf->b_last_change);
|
|
}
|
|
case '.': {
|
|
*mark_name = 'a';
|
|
return &(buf->b_namedm[0]);
|
|
}
|
|
case 'z': {
|
|
return NULL;
|
|
}
|
|
default: {
|
|
(*mark_name)++;
|
|
return &(buf->b_namedm[*mark_name - 'a']);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// Iterate over buffer marks
|
|
///
|
|
/// @warning No mark-editing functions must be run while iteration is in
|
|
/// progress.
|
|
///
|
|
/// @param[in] iter Iterator. Pass NULL to start iteration.
|
|
/// @param[in] buf Buffer.
|
|
/// @param[out] name Mark name.
|
|
/// @param[out] fm Mark definition.
|
|
///
|
|
/// @return Pointer that needs to be passed to next `mark_buffer_iter` call or
|
|
/// NULL if iteration is over.
|
|
const void *mark_buffer_iter(const void *const iter, const buf_T *const buf,
|
|
char *const name, fmark_T *const fm)
|
|
FUNC_ATTR_NONNULL_ARG(2, 3, 4) FUNC_ATTR_WARN_UNUSED_RESULT
|
|
{
|
|
*name = NUL;
|
|
char mark_name = (char) (iter == NULL
|
|
? NUL
|
|
: (iter == &(buf->b_last_cursor)
|
|
? '"'
|
|
: (iter == &(buf->b_last_insert)
|
|
? '^'
|
|
: (iter == &(buf->b_last_change)
|
|
? '.'
|
|
: 'a' + (char) ((const fmark_T *)iter
|
|
- &(buf->b_namedm[0]))))));
|
|
const fmark_T *iter_mark = next_buffer_mark(buf, &mark_name);
|
|
while (iter_mark != NULL && iter_mark->mark.lnum == 0) {
|
|
iter_mark = next_buffer_mark(buf, &mark_name);
|
|
}
|
|
if (iter_mark == NULL) {
|
|
return NULL;
|
|
}
|
|
size_t iter_off = (size_t) (iter_mark - &(buf->b_namedm[0]));
|
|
if (mark_name) {
|
|
*name = mark_name;
|
|
} else {
|
|
*name = (char) ('a' + (char) iter_off);
|
|
}
|
|
*fm = *iter_mark;
|
|
return (const void *) iter_mark;
|
|
}
|
|
|
|
/// Set global mark
|
|
///
|
|
/// @param[in] name Mark name.
|
|
/// @param[in] fm Mark to be set.
|
|
/// @param[in] update If true then only set global mark if it was created
|
|
/// later then existing one.
|
|
///
|
|
/// @return true on success, false on failure.
|
|
bool mark_set_global(const char name, const xfmark_T fm, const bool update)
|
|
{
|
|
const int idx = mark_global_index(name);
|
|
if (idx == -1) {
|
|
return false;
|
|
}
|
|
xfmark_T *const fm_tgt = &(namedfm[idx]);
|
|
if (update && fm.fmark.timestamp <= fm_tgt->fmark.timestamp) {
|
|
return false;
|
|
}
|
|
if (fm_tgt->fmark.mark.lnum != 0) {
|
|
free_xfmark(*fm_tgt);
|
|
}
|
|
*fm_tgt = fm;
|
|
return true;
|
|
}
|
|
|
|
/// Set local mark
|
|
///
|
|
/// @param[in] name Mark name.
|
|
/// @param[in] buf Pointer to the buffer to set mark in.
|
|
/// @param[in] fm Mark to be set.
|
|
/// @param[in] update If true then only set global mark if it was created
|
|
/// later then existing one.
|
|
///
|
|
/// @return true on success, false on failure.
|
|
bool mark_set_local(const char name, buf_T *const buf,
|
|
const fmark_T fm, const bool update)
|
|
FUNC_ATTR_NONNULL_ALL
|
|
{
|
|
fmark_T *fm_tgt = NULL;
|
|
if (ASCII_ISLOWER(name)) {
|
|
fm_tgt = &(buf->b_namedm[name - 'a']);
|
|
} else if (name == '"') {
|
|
fm_tgt = &(buf->b_last_cursor);
|
|
} else if (name == '^') {
|
|
fm_tgt = &(buf->b_last_insert);
|
|
} else if (name == '.') {
|
|
fm_tgt = &(buf->b_last_change);
|
|
} else {
|
|
return false;
|
|
}
|
|
if (update && fm.timestamp <= fm_tgt->timestamp) {
|
|
return false;
|
|
}
|
|
if (fm_tgt->mark.lnum != 0) {
|
|
free_fmark(*fm_tgt);
|
|
}
|
|
*fm_tgt = fm;
|
|
return true;
|
|
}
|
|
|
|
/*
|
|
* Free items in the jumplist of window "wp".
|
|
*/
|
|
void free_jumplist(win_T *wp)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < wp->w_jumplistlen; ++i) {
|
|
free_xfmark(wp->w_jumplist[i]);
|
|
}
|
|
wp->w_jumplistlen = 0;
|
|
}
|
|
|
|
void set_last_cursor(win_T *win)
|
|
{
|
|
if (win->w_buffer != NULL) {
|
|
RESET_FMARK(&win->w_buffer->b_last_cursor, win->w_cursor, 0);
|
|
}
|
|
}
|
|
|
|
#if defined(EXITFREE)
|
|
void free_all_marks(void)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < NGLOBALMARKS; i++) {
|
|
if (namedfm[i].fmark.mark.lnum != 0) {
|
|
free_xfmark(namedfm[i]);
|
|
}
|
|
}
|
|
memset(&namedfm[0], 0, sizeof(namedfm));
|
|
}
|
|
#endif
|
|
|
|
/// Adjust position to point to the first byte of a multi-byte character
|
|
///
|
|
/// If it points to a tail byte it is move backwards to the head byte.
|
|
///
|
|
/// @param[in] buf Buffer to adjust position in.
|
|
/// @param[out] lp Position to adjust.
|
|
void mark_mb_adjustpos(buf_T *buf, pos_T *lp)
|
|
FUNC_ATTR_NONNULL_ALL
|
|
{
|
|
if (lp->col > 0 || lp->coladd > 1) {
|
|
const char_u *const p = ml_get_buf(buf, lp->lnum, false);
|
|
if (*p == NUL || (int)STRLEN(p) < lp->col) {
|
|
lp->col = 0;
|
|
} else {
|
|
lp->col -= utf_head_off(p, p + lp->col);
|
|
}
|
|
// Reset "coladd" when the cursor would be on the right half of a
|
|
// double-wide character.
|
|
if (lp->coladd == 1
|
|
&& p[lp->col] != TAB
|
|
&& vim_isprintc(utf_ptr2char(p + lp->col))
|
|
&& ptr2cells(p + lp->col) > 1) {
|
|
lp->coladd = 0;
|
|
}
|
|
}
|
|
}
|