mirror of
https://github.com/neovim/neovim.git
synced 2024-12-25 13:45:15 -07:00
1805 lines
53 KiB
C
1805 lines
53 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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// mark.c: functions for setting marks and jumping to them
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#include <assert.h>
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#include <limits.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include "nvim/ascii.h"
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#include "nvim/buffer.h"
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#include "nvim/buffer_defs.h"
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#include "nvim/charset.h"
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#include "nvim/cursor.h"
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#include "nvim/diff.h"
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#include "nvim/edit.h"
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#include "nvim/eval/typval.h"
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#include "nvim/eval/typval_defs.h"
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#include "nvim/ex_cmds_defs.h"
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#include "nvim/extmark.h"
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#include "nvim/extmark_defs.h"
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#include "nvim/fold.h"
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#include "nvim/gettext.h"
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#include "nvim/globals.h"
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#include "nvim/highlight_defs.h"
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#include "nvim/mark.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/move.h"
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#include "nvim/normal.h"
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#include "nvim/option_defs.h"
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#include "nvim/os/input.h"
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#include "nvim/os/os.h"
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#include "nvim/path.h"
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#include "nvim/quickfix.h"
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#include "nvim/sign.h"
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#include "nvim/strings.h"
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#include "nvim/textobject.h"
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#include "nvim/undo_defs.h"
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#include "nvim/vim.h"
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// This file contains routines to maintain and manipulate marks.
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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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/// 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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// 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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int setmark(int c)
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{
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fmarkv_T view = mark_view_make(curwin->w_topline, curwin->w_cursor);
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return setmark_pos(c, &curwin->w_cursor, curbuf->b_fnum, &view);
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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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*fm = (fmark_T)INIT_FMARK;
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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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int setmark_pos(int c, pos_T *pos, int fnum, fmarkv_T *view_pt)
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{
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int i;
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fmarkv_T view = view_pt != NULL ? *view_pt : (fmarkv_T)INIT_FMARKV;
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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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}
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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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}
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return OK;
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}
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// Can't set a mark in a non-existent 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, view);
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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, view);
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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, view, 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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// Set the previous context mark to the current position and add it to the
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// jump list.
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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.cmod_flags & CMOD_KEEPJUMPS)) {
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return;
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}
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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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fmarkv_T view = mark_view_make(curwin->w_topline, curwin->w_pcmark);
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SET_XFMARK(fm, curwin->w_pcmark, curbuf->b_fnum, view, NULL);
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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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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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}
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curwin->w_prev_pcmark.lnum = 0; // it has been checked
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}
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/// Get mark in "count" position in the |jumplist| relative to the current index.
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///
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/// If the mark is in a different buffer, it will be skipped unless the buffer exists.
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///
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/// @note cleanup_jumplist() is run, which removes duplicate marks, and
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/// changes win->w_jumplistidx.
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/// @param[in] win window to get jumplist from.
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/// @param[in] count count to move may be negative.
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///
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/// @return mark, NULL if out of jumplist bounds.
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fmark_T *get_jumplist(win_T *win, int count)
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{
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xfmark_T *jmp = NULL;
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cleanup_jumplist(win, true);
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if (win->w_jumplistlen == 0) { // nothing to jump to
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return NULL;
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}
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for (;;) {
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if (win->w_jumplistidx + count < 0
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|| win->w_jumplistidx + count >= win->w_jumplistlen) {
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return 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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if (win->w_jumplistidx == win->w_jumplistlen) {
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setpcmark();
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win->w_jumplistidx--; // skip the new entry
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if (win->w_jumplistidx + count < 0) {
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return NULL;
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}
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}
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win->w_jumplistidx += count;
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jmp = win->w_jumplist + win->w_jumplistidx;
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if (jmp->fmark.fnum == 0) {
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// Resolve the fnum (buff number) in the mark before returning it (shada)
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fname2fnum(jmp);
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}
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if (jmp->fmark.fnum != curbuf->b_fnum) {
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// Needs to switch buffer, if it can't find it skip the mark
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if (buflist_findnr(jmp->fmark.fnum) == NULL) {
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count += count < 0 ? -1 : 1;
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continue;
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}
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}
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break;
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}
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return &jmp->fmark;
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}
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/// Get mark in "count" position in the |changelist| relative to the current index.
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///
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/// @note Changes the win->w_changelistidx.
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/// @param[in] win window to get jumplist from.
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/// @param[in] count count to move may be negative.
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///
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/// @return mark, NULL if out of bounds.
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fmark_T *get_changelist(buf_T *buf, win_T *win, int count)
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{
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int n;
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fmark_T *fm;
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if (buf->b_changelistlen == 0) { // nothing to jump to
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return NULL;
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}
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n = win->w_changelistidx;
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if (n + count < 0) {
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if (n == 0) {
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return NULL;
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}
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n = 0;
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} else if (n + count >= buf->b_changelistlen) {
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if (n == buf->b_changelistlen - 1) {
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return NULL;
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}
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n = buf->b_changelistlen - 1;
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} else {
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n += count;
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}
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win->w_changelistidx = n;
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fm = &(buf->b_changelist[n]);
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// Changelist marks are always buffer local, Shada does not set it when loading
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fm->fnum = curbuf->handle;
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return &(buf->b_changelist[n]);
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}
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/// Get a named mark.
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///
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/// All types of marks, even those that are not technically a mark will be returned as such. Use
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/// mark_move_to() to move to the mark.
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/// @note Some of the pointers are statically allocated, if in doubt make a copy. For more
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/// information read mark_get_local().
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/// @param buf Buffer to get the mark from.
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/// @param win Window to get or calculate the mark from (motion type marks, context mark).
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/// @param fmp[out] Optional pointer to store the result in, as a workaround for the note above.
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/// @param flag MarkGet value
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/// @param name Name of the mark.
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///
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/// @return Mark if found, otherwise NULL. For @c kMarkBufLocal, NULL is returned
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/// when no mark is found in @a buf.
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fmark_T *mark_get(buf_T *buf, win_T *win, fmark_T *fmp, MarkGet flag, int name)
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{
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fmark_T *fm = NULL;
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if (ASCII_ISUPPER(name) || ascii_isdigit(name)) {
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// Global marks
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xfmark_T *xfm = mark_get_global(flag != kMarkAllNoResolve, name);
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fm = &xfm->fmark;
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if (flag == kMarkBufLocal && xfm->fmark.fnum != buf->handle) {
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// Only wanted marks belonging to the buffer
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return pos_to_mark(buf, NULL, (pos_T){ .lnum = 0 });
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}
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} else if (name > 0 && name < NMARK_LOCAL_MAX) {
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// Local Marks
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fm = mark_get_local(buf, win, name);
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}
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if (fmp != NULL && fm != NULL) {
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*fmp = *fm;
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return fmp;
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}
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return fm;
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}
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/// Get a global mark {A-Z0-9}.
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///
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/// @param name the name of the mark.
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/// @param resolve Whether to try resolving the mark fnum (i.e., load the buffer stored in
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/// the mark fname and update the xfmark_T (expensive)).
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///
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/// @return Mark
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xfmark_T *mark_get_global(bool resolve, int name)
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{
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xfmark_T *mark;
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if (ascii_isdigit(name)) {
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name = name - '0' + NMARKS;
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} else if (ASCII_ISUPPER(name)) {
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name -= 'A';
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} else {
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// Not a valid mark name
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assert(false);
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}
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mark = &namedfm[name];
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if (resolve && mark->fmark.fnum == 0) {
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// Resolve filename to fnum (SHADA marks)
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fname2fnum(mark);
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}
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return mark;
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}
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/// Get a local mark (lowercase and symbols).
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///
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/// Some marks are not actually marks, but positions that are never adjusted or motions presented as
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/// marks. Search first for marks and fallback to finding motion type marks. If it's known
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/// ahead of time that the mark is actually a motion use the mark_get_motion() directly.
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///
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/// @note Lowercase, last_cursor '"', last insert '^', last change '.' are not statically
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/// allocated, everything else is.
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/// @param name the name of the mark.
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/// @param win window to retrieve marks that belong to it (motions and context mark).
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/// @param buf buf to retrieve marks that belong to it.
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///
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/// @return Mark, NULL if not found.
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fmark_T *mark_get_local(buf_T *buf, win_T *win, int name)
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{
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fmark_T *mark = NULL;
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if (ASCII_ISLOWER(name)) {
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// normal named mark
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mark = &buf->b_namedm[name - 'a'];
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// to start of previous operator
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} else if (name == '[') {
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mark = pos_to_mark(buf, NULL, buf->b_op_start);
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// to end of previous operator
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} else if (name == ']') {
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mark = pos_to_mark(buf, NULL, buf->b_op_end);
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// visual marks
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} else if (name == '<' || name == '>') {
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mark = mark_get_visual(buf, name);
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// previous context mark
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} else if (name == '\'' || name == '`') {
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// TODO(muniter): w_pcmark should be stored as a mark, but causes a nasty bug.
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mark = pos_to_mark(curbuf, NULL, win->w_pcmark);
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// to position when leaving buffer
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} else if (name == '"') {
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mark = &(buf->b_last_cursor);
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// to where last Insert mode stopped
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} else if (name == '^') {
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mark = &(buf->b_last_insert);
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// to where last change was made
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} else if (name == '.') {
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mark = &buf->b_last_change;
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// Mark that are actually not marks but motions, e.g {, }, (, ), ...
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} else {
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mark = mark_get_motion(buf, win, name);
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}
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if (mark) {
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mark->fnum = buf->b_fnum;
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}
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return mark;
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}
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/// Get marks that are actually motions but return them as marks
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///
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/// Gets the following motions as marks: '{', '}', '(', ')'
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/// @param name name of the mark
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/// @param win window to retrieve the cursor to calculate the mark.
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/// @param buf buf to wrap motion marks with it's buffer number (fm->fnum).
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///
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/// @return[static] Mark.
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fmark_T *mark_get_motion(buf_T *buf, win_T *win, int name)
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{
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fmark_T *mark = NULL;
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const pos_T pos = curwin->w_cursor;
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const bool slcb = listcmd_busy;
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listcmd_busy = true; // avoid that '' is changed
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if (name == '{' || name == '}') { // to previous/next paragraph
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oparg_T oa;
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if (findpar(&oa.inclusive, name == '}' ? FORWARD : BACKWARD, 1L, NUL, false)) {
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mark = pos_to_mark(buf, NULL, win->w_cursor);
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}
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} else if (name == '(' || name == ')') { // to previous/next sentence
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if (findsent(name == ')' ? FORWARD : BACKWARD, 1L)) {
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mark = pos_to_mark(buf, NULL, win->w_cursor);
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}
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}
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curwin->w_cursor = pos;
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listcmd_busy = slcb;
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return mark;
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}
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/// Get visual marks '<', '>'
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///
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/// This marks are different to normal marks:
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/// 1. Never adjusted.
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/// 2. Different behavior depending on editor state (visual mode).
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/// 3. Not saved in shada.
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/// 4. Re-ordered when defined in reverse.
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/// @param buf Buffer to get the mark from.
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/// @param name Mark name '<' or '>'.
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///
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/// @return[static] Mark
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fmark_T *mark_get_visual(buf_T *buf, int name)
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{
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fmark_T *mark = NULL;
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if (name == '<' || name == '>') {
|
|
// start/end of visual area
|
|
pos_T startp = buf->b_visual.vi_start;
|
|
pos_T endp = buf->b_visual.vi_end;
|
|
if (((name == '<') == lt(startp, endp) || endp.lnum == 0)
|
|
&& startp.lnum != 0) {
|
|
mark = pos_to_mark(buf, NULL, startp);
|
|
} else {
|
|
mark = pos_to_mark(buf, NULL, endp);
|
|
}
|
|
|
|
if (buf->b_visual.vi_mode == 'V') {
|
|
if (name == '<') {
|
|
mark->mark.col = 0;
|
|
} else {
|
|
mark->mark.col = MAXCOL;
|
|
}
|
|
mark->mark.coladd = 0;
|
|
}
|
|
}
|
|
return mark;
|
|
}
|
|
|
|
/// Wrap a pos_T into an fmark_T, used to abstract marks handling.
|
|
///
|
|
/// Pass an fmp if multiple c
|
|
/// @note view fields are set to 0.
|
|
/// @param buf for fmark->fnum.
|
|
/// @param pos for fmark->mark.
|
|
/// @param fmp pointer to save the mark.
|
|
///
|
|
/// @return[static] Mark with the given information.
|
|
fmark_T *pos_to_mark(buf_T *buf, fmark_T *fmp, pos_T pos)
|
|
FUNC_ATTR_NONNULL_RET
|
|
{
|
|
static fmark_T fms = INIT_FMARK;
|
|
fmark_T *fm = fmp == NULL ? &fms : fmp;
|
|
fm->fnum = buf->handle;
|
|
fm->mark = pos;
|
|
return fm;
|
|
}
|
|
|
|
/// Attempt to switch to the buffer of the given global mark
|
|
///
|
|
/// @param fm
|
|
/// @param pcmark_on_switch leave a context mark when switching buffer.
|
|
/// @return whether the buffer was switched or not.
|
|
static MarkMoveRes switch_to_mark_buf(fmark_T *fm, bool pcmark_on_switch)
|
|
{
|
|
if (fm->fnum != curbuf->b_fnum) {
|
|
// Switch to another file.
|
|
int getfile_flag = pcmark_on_switch ? GETF_SETMARK : 0;
|
|
bool res = buflist_getfile(fm->fnum, (linenr_T)1, getfile_flag, false) == OK;
|
|
return res == true ? kMarkSwitchedBuf : kMarkMoveFailed;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/// Move to the given file mark, changing the buffer and cursor position.
|
|
///
|
|
/// Validate the mark, switch to the buffer, and move the cursor.
|
|
/// @param fm Mark, can be NULL will raise E78: Unknown mark
|
|
/// @param flags MarkMove flags to configure the movement to the mark.
|
|
///
|
|
/// @return MarkMovekRes flags representing the outcome
|
|
MarkMoveRes mark_move_to(fmark_T *fm, MarkMove flags)
|
|
{
|
|
static fmark_T fm_copy = INIT_FMARK;
|
|
MarkMoveRes res = kMarkMoveSuccess;
|
|
if (!mark_check(fm)) {
|
|
res = kMarkMoveFailed;
|
|
goto end;
|
|
}
|
|
|
|
if (fm->fnum != curbuf->handle) {
|
|
// Need to change buffer
|
|
fm_copy = *fm; // Copy, autocommand may change it
|
|
fm = &fm_copy;
|
|
// Jump to the file with the mark
|
|
res |= switch_to_mark_buf(fm, !(flags & kMarkJumpList));
|
|
// Failed switching buffer
|
|
if (res & kMarkMoveFailed) {
|
|
goto end;
|
|
}
|
|
// Check line count now that the **destination buffer is loaded**.
|
|
if (!mark_check_line_bounds(curbuf, fm)) {
|
|
res |= kMarkMoveFailed;
|
|
goto end;
|
|
}
|
|
} else if (flags & kMarkContext) {
|
|
// Doing it in this condition avoids double context mark when switching buffer.
|
|
setpcmark();
|
|
}
|
|
// Move the cursor while keeping track of what changed for the caller
|
|
pos_T prev_pos = curwin->w_cursor;
|
|
pos_T pos = fm->mark;
|
|
// Set lnum again, autocommands my have changed it
|
|
curwin->w_cursor = fm->mark;
|
|
if (flags & kMarkBeginLine) {
|
|
beginline(BL_WHITE | BL_FIX);
|
|
}
|
|
res = prev_pos.lnum != pos.lnum ? res | kMarkChangedLine | kMarkChangedCursor : res;
|
|
res = prev_pos.col != pos.col ? res | kMarkChangedCol | kMarkChangedCursor : res;
|
|
if (flags & kMarkSetView) {
|
|
mark_view_restore(fm);
|
|
}
|
|
|
|
if (res & kMarkSwitchedBuf || res & kMarkChangedCursor) {
|
|
check_cursor();
|
|
}
|
|
end:
|
|
return res;
|
|
}
|
|
|
|
/// Restore the mark view.
|
|
/// By remembering the offset between topline and mark lnum at the time of
|
|
/// definition, this function restores the "view".
|
|
/// @note Assumes the mark has been checked, is valid.
|
|
/// @param fm the named mark.
|
|
void mark_view_restore(fmark_T *fm)
|
|
{
|
|
if (fm != NULL && fm->view.topline_offset >= 0) {
|
|
linenr_T topline = fm->mark.lnum - fm->view.topline_offset;
|
|
// If the mark does not have a view, topline_offset is MAXLNUM,
|
|
// and this check can prevent restoring mark view in that case.
|
|
if (topline >= 1) {
|
|
set_topline(curwin, topline);
|
|
}
|
|
}
|
|
}
|
|
|
|
fmarkv_T mark_view_make(linenr_T topline, pos_T pos)
|
|
{
|
|
return (fmarkv_T){ pos.lnum - topline };
|
|
}
|
|
|
|
/// Search for the next named mark in the current file from a start position.
|
|
///
|
|
/// @param startpos where to start.
|
|
/// @param dir direction for search.
|
|
///
|
|
/// @return next mark or NULL if no mark is found.
|
|
fmark_T *getnextmark(pos_T *startpos, int dir, int begin_line)
|
|
{
|
|
fmark_T *result = NULL;
|
|
pos_T pos = *startpos;
|
|
|
|
if (dir == BACKWARD && begin_line) {
|
|
pos.col = 0;
|
|
} else if (dir == FORWARD && begin_line) {
|
|
pos.col = MAXCOL;
|
|
}
|
|
|
|
for (int i = 0; i < NMARKS; i++) {
|
|
if (curbuf->b_namedm[i].mark.lnum > 0) {
|
|
if (dir == FORWARD) {
|
|
if ((result == NULL || lt(curbuf->b_namedm[i].mark, result->mark))
|
|
&& lt(pos, curbuf->b_namedm[i].mark)) {
|
|
result = &curbuf->b_namedm[i];
|
|
}
|
|
} else {
|
|
if ((result == NULL || lt(result->mark, curbuf->b_namedm[i].mark))
|
|
&& lt(curbuf->b_namedm[i].mark, 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 .shada file. It's postponed
|
|
// until the mark is used to avoid a long startup delay.
|
|
static void fname2fnum(xfmark_T *fm)
|
|
{
|
|
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.
|
|
#ifdef BACKSLASH_IN_FILENAME
|
|
if (fm->fname[0] == '~' && (fm->fname[1] == '/' || fm->fname[1] == '\\')) {
|
|
#else
|
|
if (fm->fname[0] == '~' && (fm->fname[1] == '/')) {
|
|
#endif
|
|
|
|
expand_env("~/", NameBuff, MAXPATHL);
|
|
int len = (int)strlen(NameBuff);
|
|
xstrlcpy(NameBuff + len, fm->fname + 2, (size_t)(MAXPATHL - len));
|
|
} else {
|
|
xstrlcpy(NameBuff, fm->fname, MAXPATHL);
|
|
}
|
|
|
|
// Try to shorten the file name.
|
|
os_dirname(IObuff, IOSIZE);
|
|
char *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 *name = buf->b_ffname;
|
|
|
|
if (buf->b_ffname == NULL) {
|
|
return;
|
|
}
|
|
|
|
for (int i = 0; i < NGLOBALMARKS; i++) {
|
|
fmarks_check_one(&namedfm[i], name, buf);
|
|
}
|
|
|
|
FOR_ALL_WINDOWS_IN_TAB(wp, curtab) {
|
|
for (int 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 *name, buf_T *buf)
|
|
{
|
|
if (fm->fmark.fnum == 0
|
|
&& fm->fname != NULL
|
|
&& path_fnamecmp(name, fm->fname) == 0) {
|
|
fm->fmark.fnum = buf->b_fnum;
|
|
XFREE_CLEAR(fm->fname);
|
|
}
|
|
}
|
|
|
|
/// Check the position in @a fm is valid.
|
|
///
|
|
/// Emit error message and return accordingly.
|
|
///
|
|
/// Checks for:
|
|
/// - NULL raising unknown mark error.
|
|
/// - Line number <= 0 raising mark not set.
|
|
/// - Line number > buffer line count, raising invalid mark.
|
|
/// @param fm[in] File mark to check.
|
|
///
|
|
/// @return true if the mark passes all the above checks, else false.
|
|
bool mark_check(fmark_T *fm)
|
|
{
|
|
if (fm == NULL) {
|
|
emsg(_(e_umark));
|
|
return false;
|
|
} else if (fm->mark.lnum <= 0) {
|
|
// In both cases it's an error but only raise when equals to 0
|
|
if (fm->mark.lnum == 0) {
|
|
emsg(_(e_marknotset));
|
|
}
|
|
return false;
|
|
}
|
|
// Only check for valid line number if the buffer is loaded.
|
|
if (fm->fnum == curbuf->handle && !mark_check_line_bounds(curbuf, fm)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/// Check if a mark line number is greater than the buffer line count, and set e_markinval.
|
|
/// @note Should be done after the buffer is loaded into memory.
|
|
/// @param buf Buffer where the mark is set.
|
|
/// @param fm Mark to check.
|
|
/// @return true if below line count else false.
|
|
bool mark_check_line_bounds(buf_T *buf, fmark_T *fm)
|
|
{
|
|
if (buf != NULL && fm->mark.lnum > buf->b_ml.ml_line_count) {
|
|
emsg(_(e_markinval));
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/// 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 *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 *mark_line(pos_T *mp, int lead_len)
|
|
{
|
|
char *s, *p;
|
|
int len;
|
|
|
|
if (mp->lnum == 0 || mp->lnum > curbuf->b_ml.ml_line_count) {
|
|
return xstrdup("-invalid-");
|
|
}
|
|
assert(Columns >= 0);
|
|
// Allow for up to 5 bytes per character.
|
|
s = xstrnsave(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 *arg = eap->arg;
|
|
char *name;
|
|
pos_T *posp, *startp, *endp;
|
|
|
|
if (arg != NULL && *arg == NUL) {
|
|
arg = NULL;
|
|
}
|
|
|
|
show_one_mark('\'', arg, &curwin->w_pcmark, NULL, true);
|
|
for (int i = 0; i < NMARKS; i++) {
|
|
show_one_mark(i + 'a', arg, &curbuf->b_namedm[i].mark, NULL, true);
|
|
}
|
|
for (int 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 the marks as where they will jump to.
|
|
startp = &curbuf->b_visual.vi_start;
|
|
endp = &curbuf->b_visual.vi_end;
|
|
if ((lt(*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);
|
|
}
|
|
|
|
/// @param current in current file
|
|
static void show_one_mark(int c, char *arg, pos_T *p, char *name_arg, int current)
|
|
{
|
|
static bool did_title = false;
|
|
bool mustfree = false;
|
|
char *name = name_arg;
|
|
|
|
if (c == -1) { // finish up
|
|
if (did_title) {
|
|
did_title = false;
|
|
} else {
|
|
if (arg == NULL) {
|
|
msg(_("No marks set"));
|
|
} else {
|
|
semsg(_("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(IObuff, IOSIZE, " %c %6" PRIdLINENR " %4d ", c, p->lnum, p->col);
|
|
msg_outtrans(IObuff);
|
|
if (name != NULL) {
|
|
msg_outtrans_attr(name, current ? HL_ATTR(HLF_D) : 0);
|
|
}
|
|
}
|
|
}
|
|
if (mustfree) {
|
|
xfree(name);
|
|
}
|
|
}
|
|
}
|
|
|
|
// ":delmarks[!] [marks]"
|
|
void ex_delmarks(exarg_T *eap)
|
|
{
|
|
char *p;
|
|
int from, to;
|
|
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 = (uint8_t)(*p);
|
|
to = (uint8_t)p[2];
|
|
if (!(lower ? ASCII_ISLOWER(p[2])
|
|
: (digit ? ascii_isdigit(p[2])
|
|
: ASCII_ISUPPER(p[2])))
|
|
|| to < from) {
|
|
semsg(_(e_invarg2), p);
|
|
return;
|
|
}
|
|
p += 2;
|
|
} else {
|
|
// clear one lower case mark
|
|
from = to = (uint8_t)(*p);
|
|
}
|
|
|
|
for (int 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;
|
|
namedfm[n].fmark.fnum = 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:
|
|
semsg(_(e_invarg2), p);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// print the jumplist
|
|
void ex_jumps(exarg_T *eap)
|
|
{
|
|
char *name;
|
|
|
|
cleanup_jumplist(curwin, true);
|
|
// Highlight title
|
|
msg_puts_title(_("\n jump line col file/text"));
|
|
for (int 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 = xstrdup("-invalid-");
|
|
}
|
|
// 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;
|
|
}
|
|
snprintf(IObuff, IOSIZE, "%c %2d %5" PRIdLINENR " %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();
|
|
}
|
|
}
|
|
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)
|
|
{
|
|
char *name;
|
|
|
|
// Highlight title
|
|
msg_puts_title(_("\nchange line col text"));
|
|
|
|
for (int i = 0; i < curbuf->b_changelistlen && !got_int; i++) {
|
|
if (curbuf->b_changelist[i].mark.lnum != 0) {
|
|
msg_putchar('\n');
|
|
if (got_int) {
|
|
break;
|
|
}
|
|
snprintf(IObuff, IOSIZE, "%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();
|
|
}
|
|
}
|
|
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, linenr_T amount, linenr_T amount_after,
|
|
ExtmarkOp op)
|
|
{
|
|
mark_adjust_internal(line1, line2, amount, amount_after, true, 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, linenr_T amount, linenr_T amount_after,
|
|
ExtmarkOp op)
|
|
{
|
|
mark_adjust_internal(line1, line2, amount, amount_after, false, op);
|
|
}
|
|
|
|
static void mark_adjust_internal(linenr_T line1, linenr_T line2, linenr_T amount,
|
|
linenr_T amount_after, bool adjust_folds, ExtmarkOp op)
|
|
{
|
|
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.cmod_flags & CMOD_LOCKMARKS) == 0) {
|
|
// named marks, lower case and upper case
|
|
for (int 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 (int 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 (int 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);
|
|
}
|
|
|
|
if (op != kExtmarkNOOP) {
|
|
extmark_adjust(curbuf, line1, line2, amount, amount_after, op);
|
|
}
|
|
|
|
// 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 (int 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 (int 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, linenr_T lnum_amount, long col_amount,
|
|
int spaces_removed)
|
|
{
|
|
int fnum = curbuf->b_fnum;
|
|
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 (int 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 (int i = NMARKS; i < NGLOBALMARKS; i++) {
|
|
if (namedfm[i].fmark.fnum == fnum) {
|
|
COL_ADJUST(&(namedfm[i].fmark.mark));
|
|
}
|
|
}
|
|
|
|
// 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 (int 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 (int 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 (int 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, bool loadfiles)
|
|
{
|
|
int i;
|
|
|
|
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]);
|
|
}
|
|
}
|
|
}
|
|
|
|
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 (loadfiles // otherwise (i.e.: Shada), last entry should be kept
|
|
&& 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)
|
|
{
|
|
for (int 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 = xstrdup(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 called 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)INIT_XFMARK;
|
|
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;
|
|
}
|
|
return iter_mark + 1;
|
|
}
|
|
|
|
/// Iterate over global marks
|
|
///
|
|
/// @warning No mark-editing functions must be called 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 called 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)
|
|
{
|
|
for (int 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, ((fmarkv_T)INIT_FMARKV));
|
|
}
|
|
}
|
|
|
|
#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]);
|
|
}
|
|
}
|
|
CLEAR_FIELD(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 *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;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Add information about mark 'mname' to list 'l'
|
|
static int add_mark(list_T *l, const char *mname, const pos_T *pos, int bufnr, const char *fname)
|
|
FUNC_ATTR_NONNULL_ARG(1, 2, 3)
|
|
{
|
|
if (pos->lnum <= 0) {
|
|
return OK;
|
|
}
|
|
|
|
dict_T *d = tv_dict_alloc();
|
|
tv_list_append_dict(l, d);
|
|
|
|
list_T *lpos = tv_list_alloc(kListLenMayKnow);
|
|
|
|
tv_list_append_number(lpos, bufnr);
|
|
tv_list_append_number(lpos, pos->lnum);
|
|
tv_list_append_number(lpos, pos->col + 1);
|
|
tv_list_append_number(lpos, pos->coladd);
|
|
|
|
if (tv_dict_add_str(d, S_LEN("mark"), mname) == FAIL
|
|
|| tv_dict_add_list(d, S_LEN("pos"), lpos) == FAIL
|
|
|| (fname != NULL && tv_dict_add_str(d, S_LEN("file"), fname) == FAIL)) {
|
|
return FAIL;
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
/// Get information about marks local to a buffer.
|
|
///
|
|
/// @param[in] buf Buffer to get the marks from
|
|
/// @param[out] l List to store marks
|
|
void get_buf_local_marks(const buf_T *buf, list_T *l)
|
|
FUNC_ATTR_NONNULL_ALL
|
|
{
|
|
char mname[3] = "' ";
|
|
|
|
// Marks 'a' to 'z'
|
|
for (int i = 0; i < NMARKS; i++) {
|
|
mname[1] = (char)('a' + i);
|
|
add_mark(l, mname, &buf->b_namedm[i].mark, buf->b_fnum, NULL);
|
|
}
|
|
|
|
// Mark '' is a window local mark and not a buffer local mark
|
|
add_mark(l, "''", &curwin->w_pcmark, curbuf->b_fnum, NULL);
|
|
|
|
add_mark(l, "'\"", &buf->b_last_cursor.mark, buf->b_fnum, NULL);
|
|
add_mark(l, "'[", &buf->b_op_start, buf->b_fnum, NULL);
|
|
add_mark(l, "']", &buf->b_op_end, buf->b_fnum, NULL);
|
|
add_mark(l, "'^", &buf->b_last_insert.mark, buf->b_fnum, NULL);
|
|
add_mark(l, "'.", &buf->b_last_change.mark, buf->b_fnum, NULL);
|
|
add_mark(l, "'<", &buf->b_visual.vi_start, buf->b_fnum, NULL);
|
|
add_mark(l, "'>", &buf->b_visual.vi_end, buf->b_fnum, NULL);
|
|
}
|
|
|
|
/// Get a global mark
|
|
///
|
|
/// @note Mark might not have it's fnum resolved.
|
|
/// @param[in] Name of named mark
|
|
/// @param[out] Global/file mark
|
|
xfmark_T get_raw_global_mark(char name)
|
|
{
|
|
return namedfm[mark_global_index(name)];
|
|
}
|
|
|
|
/// Get information about global marks ('A' to 'Z' and '0' to '9')
|
|
///
|
|
/// @param[out] l List to store global marks
|
|
void get_global_marks(list_T *l)
|
|
FUNC_ATTR_NONNULL_ALL
|
|
{
|
|
char mname[3] = "' ";
|
|
char *name;
|
|
|
|
// Marks 'A' to 'Z' and '0' to '9'
|
|
for (int 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 ? (char)(i - NMARKS + '0') : (char)(i + 'A');
|
|
|
|
add_mark(l, mname, &namedfm[i].fmark.mark, namedfm[i].fmark.fnum, name);
|
|
if (namedfm[i].fmark.fnum != 0) {
|
|
xfree(name);
|
|
}
|
|
}
|
|
}
|
|
}
|