mirror of
https://github.com/vim/vim
synced 2025-03-15 22:37:52 +01:00
Problem: [fifo] is not displayed when editing a fifo (after v7.4.2189) Solution: stat the filename and detect the type correctly fixes: #16702 closes: #16705 Signed-off-by: Christian Brabandt <cb@256bit.org>
6113 lines
150 KiB
C
6113 lines
150 KiB
C
/* vi:set ts=8 sts=4 sw=4 noet:
|
|
*
|
|
* VIM - Vi IMproved by Bram Moolenaar
|
|
*
|
|
* Do ":help uganda" in Vim to read copying and usage conditions.
|
|
* Do ":help credits" in Vim to see a list of people who contributed.
|
|
* See README.txt for an overview of the Vim source code.
|
|
*/
|
|
|
|
/*
|
|
* buffer.c: functions for dealing with the buffer structure
|
|
*/
|
|
|
|
/*
|
|
* The buffer list is a double linked list of all buffers.
|
|
* Each buffer can be in one of these states:
|
|
* never loaded: BF_NEVERLOADED is set, only the file name is valid
|
|
* not loaded: b_ml.ml_mfp == NULL, no memfile allocated
|
|
* hidden: b_nwindows == 0, loaded but not displayed in a window
|
|
* normal: loaded and displayed in a window
|
|
*
|
|
* Instead of storing file names all over the place, each file name is
|
|
* stored in the buffer list. It can be referenced by a number.
|
|
*
|
|
* The current implementation remembers all file names ever used.
|
|
*/
|
|
|
|
#include "vim.h"
|
|
|
|
|
|
#ifdef FEAT_EVAL
|
|
// Determines how deeply nested %{} blocks will be evaluated in statusline.
|
|
# define MAX_STL_EVAL_DEPTH 100
|
|
#endif
|
|
|
|
static void enter_buffer(buf_T *buf);
|
|
static void buflist_getfpos(void);
|
|
static char_u *buflist_match(regmatch_T *rmp, buf_T *buf, int ignore_case);
|
|
static char_u *fname_match(regmatch_T *rmp, char_u *name, int ignore_case);
|
|
#ifdef UNIX
|
|
static buf_T *buflist_findname_stat(char_u *ffname, stat_T *st);
|
|
static int otherfile_buf(buf_T *buf, char_u *ffname, stat_T *stp);
|
|
static int buf_same_ino(buf_T *buf, stat_T *stp);
|
|
#else
|
|
static int otherfile_buf(buf_T *buf, char_u *ffname);
|
|
#endif
|
|
static int value_changed(char_u *str, char_u **last);
|
|
static int append_arg_number(win_T *wp, char_u *buf, int buflen, int add_file);
|
|
static void free_buffer(buf_T *);
|
|
static void free_buffer_stuff(buf_T *buf, int free_options);
|
|
static int bt_nofileread(buf_T *buf);
|
|
static void no_write_message_buf(buf_T *buf);
|
|
static int do_buffer_ext(int action, int start, int dir, int count, int flags);
|
|
|
|
#ifdef UNIX
|
|
# define dev_T dev_t
|
|
#else
|
|
# define dev_T unsigned
|
|
#endif
|
|
|
|
#define FOR_ALL_BUFS_FROM_LAST(buf) \
|
|
for ((buf) = lastbuf; (buf) != NULL; (buf) = (buf)->b_prev)
|
|
|
|
#if defined(FEAT_QUICKFIX)
|
|
static char *msg_loclist = N_("[Location List]");
|
|
static char *msg_qflist = N_("[Quickfix List]");
|
|
#endif
|
|
|
|
// Number of times free_buffer() was called.
|
|
static int buf_free_count = 0;
|
|
|
|
static int top_file_num = 1; // highest file number
|
|
static garray_T buf_reuse = GA_EMPTY; // file numbers to recycle
|
|
|
|
/*
|
|
* Return the highest possible buffer number.
|
|
*/
|
|
int
|
|
get_highest_fnum(void)
|
|
{
|
|
return top_file_num - 1;
|
|
}
|
|
|
|
/*
|
|
* Read data from buffer for retrying.
|
|
*/
|
|
static int
|
|
read_buffer(
|
|
int read_stdin, // read file from stdin, otherwise fifo
|
|
exarg_T *eap, // for forced 'ff' and 'fenc' or NULL
|
|
int flags) // extra flags for readfile()
|
|
{
|
|
int retval = OK;
|
|
linenr_T line_count;
|
|
|
|
// Read from the buffer which the text is already filled in and append at
|
|
// the end. This makes it possible to retry when 'fileformat' or
|
|
// 'fileencoding' was guessed wrong.
|
|
line_count = curbuf->b_ml.ml_line_count;
|
|
retval = readfile(
|
|
read_stdin ? NULL : curbuf->b_ffname,
|
|
read_stdin ? NULL : curbuf->b_fname,
|
|
line_count, (linenr_T)0, (linenr_T)MAXLNUM, eap,
|
|
flags | READ_BUFFER);
|
|
if (retval == OK)
|
|
{
|
|
// Delete the binary lines.
|
|
while (--line_count >= 0)
|
|
ml_delete((linenr_T)1);
|
|
}
|
|
else
|
|
{
|
|
// Delete the converted lines.
|
|
while (curbuf->b_ml.ml_line_count > line_count)
|
|
ml_delete(line_count);
|
|
}
|
|
// Put the cursor on the first line.
|
|
curwin->w_cursor.lnum = 1;
|
|
curwin->w_cursor.col = 0;
|
|
|
|
if (read_stdin)
|
|
{
|
|
// Set or reset 'modified' before executing autocommands, so that
|
|
// it can be changed there.
|
|
if (!readonlymode && !BUFEMPTY())
|
|
changed();
|
|
else if (retval == OK)
|
|
unchanged(curbuf, FALSE, TRUE);
|
|
|
|
if (retval == OK)
|
|
{
|
|
#ifdef FEAT_EVAL
|
|
apply_autocmds_retval(EVENT_STDINREADPOST, NULL, NULL, FALSE,
|
|
curbuf, &retval);
|
|
#else
|
|
apply_autocmds(EVENT_STDINREADPOST, NULL, NULL, FALSE, curbuf);
|
|
#endif
|
|
}
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
#if defined(FEAT_EVAL) || defined(PROTO)
|
|
/*
|
|
* Ensure buffer "buf" is loaded. Does not trigger the swap-exists action.
|
|
*/
|
|
void
|
|
buffer_ensure_loaded(buf_T *buf)
|
|
{
|
|
if (buf->b_ml.ml_mfp != NULL)
|
|
return;
|
|
|
|
aco_save_T aco;
|
|
|
|
// Make sure the buffer is in a window. If not then skip it.
|
|
aucmd_prepbuf(&aco, buf);
|
|
if (curbuf == buf)
|
|
{
|
|
if (swap_exists_action != SEA_READONLY)
|
|
swap_exists_action = SEA_NONE;
|
|
open_buffer(FALSE, NULL, 0);
|
|
aucmd_restbuf(&aco);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Open current buffer, that is: open the memfile and read the file into
|
|
* memory.
|
|
* Return FAIL for failure, OK otherwise.
|
|
*/
|
|
int
|
|
open_buffer(
|
|
int read_stdin, // read file from stdin
|
|
exarg_T *eap, // for forced 'ff' and 'fenc' or NULL
|
|
int flags_arg) // extra flags for readfile()
|
|
{
|
|
int flags = flags_arg;
|
|
int retval = OK;
|
|
bufref_T old_curbuf;
|
|
#ifdef FEAT_SYN_HL
|
|
long old_tw = curbuf->b_p_tw;
|
|
#endif
|
|
int read_fifo = FALSE;
|
|
|
|
// The 'readonly' flag is only set when BF_NEVERLOADED is being reset.
|
|
// When re-entering the same buffer, it should not change, because the
|
|
// user may have reset the flag by hand.
|
|
if (readonlymode && curbuf->b_ffname != NULL
|
|
&& (curbuf->b_flags & BF_NEVERLOADED))
|
|
curbuf->b_p_ro = TRUE;
|
|
|
|
if (ml_open(curbuf) == FAIL)
|
|
{
|
|
// There MUST be a memfile, otherwise we can't do anything
|
|
// If we can't create one for the current buffer, take another buffer
|
|
close_buffer(NULL, curbuf, 0, FALSE, FALSE);
|
|
FOR_ALL_BUFFERS(curbuf)
|
|
if (curbuf->b_ml.ml_mfp != NULL)
|
|
break;
|
|
// If there is no memfile at all, exit.
|
|
// This is OK, since there are no changes to lose.
|
|
if (curbuf == NULL)
|
|
{
|
|
emsg(_(e_cannot_allocate_any_buffer_exiting));
|
|
|
|
// Don't try to do any saving, with "curbuf" NULL almost nothing
|
|
// will work.
|
|
v_dying = 2;
|
|
getout(2);
|
|
}
|
|
|
|
emsg(_(e_cannot_allocate_buffer_using_other_one));
|
|
enter_buffer(curbuf);
|
|
#ifdef FEAT_SYN_HL
|
|
if (old_tw != curbuf->b_p_tw)
|
|
check_colorcolumn(NULL, curwin);
|
|
#endif
|
|
return FAIL;
|
|
}
|
|
|
|
// Do not sync this buffer yet, may first want to read the file.
|
|
if (curbuf->b_ml.ml_mfp != NULL)
|
|
curbuf->b_ml.ml_mfp->mf_dirty = MF_DIRTY_YES_NOSYNC;
|
|
|
|
// The autocommands in readfile() may change the buffer, but only AFTER
|
|
// reading the file.
|
|
set_bufref(&old_curbuf, curbuf);
|
|
curbuf->b_modified_was_set = FALSE;
|
|
|
|
// mark cursor position as being invalid
|
|
curwin->w_valid = 0;
|
|
|
|
// A buffer without an actual file should not use the buffer name to read a
|
|
// file.
|
|
if (bt_nofileread(curbuf))
|
|
flags |= READ_NOFILE;
|
|
|
|
// Read the file if there is one.
|
|
if (curbuf->b_ffname != NULL
|
|
#ifdef FEAT_NETBEANS_INTG
|
|
&& netbeansReadFile
|
|
#endif
|
|
)
|
|
{
|
|
int old_msg_silent = msg_silent;
|
|
#ifdef UNIX
|
|
int save_bin = curbuf->b_p_bin;
|
|
int perm;
|
|
#endif
|
|
#ifdef FEAT_NETBEANS_INTG
|
|
int oldFire = netbeansFireChanges;
|
|
|
|
netbeansFireChanges = 0;
|
|
#endif
|
|
#ifdef UNIX
|
|
perm = mch_getperm(curbuf->b_ffname);
|
|
if (perm >= 0 && (S_ISFIFO(perm)
|
|
|| S_ISSOCK(perm)
|
|
# ifdef OPEN_CHR_FILES
|
|
|| (S_ISCHR(perm) && is_dev_fd_file(curbuf->b_ffname))
|
|
# endif
|
|
))
|
|
read_fifo = TRUE;
|
|
if (read_fifo)
|
|
curbuf->b_p_bin = TRUE;
|
|
#endif
|
|
if (shortmess(SHM_FILEINFO))
|
|
msg_silent = 1;
|
|
retval = readfile(curbuf->b_ffname, curbuf->b_fname,
|
|
(linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, eap,
|
|
flags | READ_NEW | (read_fifo ? READ_FIFO : 0));
|
|
#ifdef UNIX
|
|
if (read_fifo)
|
|
{
|
|
curbuf->b_p_bin = save_bin;
|
|
if (retval == OK)
|
|
// don't add READ_FIFO here, otherwise we won't be able to
|
|
// detect the encoding
|
|
retval = read_buffer(FALSE, eap, flags);
|
|
}
|
|
#endif
|
|
msg_silent = old_msg_silent;
|
|
#ifdef FEAT_NETBEANS_INTG
|
|
netbeansFireChanges = oldFire;
|
|
#endif
|
|
// Help buffer is filtered.
|
|
if (bt_help(curbuf))
|
|
fix_help_buffer();
|
|
}
|
|
else if (read_stdin)
|
|
{
|
|
int save_bin = curbuf->b_p_bin;
|
|
|
|
// First read the text in binary mode into the buffer.
|
|
// Then read from that same buffer and append at the end. This makes
|
|
// it possible to retry when 'fileformat' or 'fileencoding' was
|
|
// guessed wrong.
|
|
curbuf->b_p_bin = TRUE;
|
|
retval = readfile(NULL, NULL, (linenr_T)0,
|
|
(linenr_T)0, (linenr_T)MAXLNUM, NULL,
|
|
flags | (READ_NEW + READ_STDIN));
|
|
curbuf->b_p_bin = save_bin;
|
|
if (retval == OK)
|
|
retval = read_buffer(TRUE, eap, flags);
|
|
}
|
|
|
|
// Can now sync this buffer in ml_sync_all().
|
|
if (curbuf->b_ml.ml_mfp != NULL
|
|
&& curbuf->b_ml.ml_mfp->mf_dirty == MF_DIRTY_YES_NOSYNC)
|
|
curbuf->b_ml.ml_mfp->mf_dirty = MF_DIRTY_YES;
|
|
|
|
// if first time loading this buffer, init b_chartab[]
|
|
if (curbuf->b_flags & BF_NEVERLOADED)
|
|
{
|
|
(void)buf_init_chartab(curbuf, FALSE);
|
|
parse_cino(curbuf);
|
|
}
|
|
|
|
// Set/reset the Changed flag first, autocmds may change the buffer.
|
|
// Apply the automatic commands, before processing the modelines.
|
|
// So the modelines have priority over autocommands.
|
|
//
|
|
// When reading stdin, the buffer contents always needs writing, so set
|
|
// the changed flag. Unless in readonly mode: "ls | gview -".
|
|
// When interrupted and 'cpoptions' contains 'i' set changed flag.
|
|
if ((got_int && vim_strchr(p_cpo, CPO_INTMOD) != NULL)
|
|
|| curbuf->b_modified_was_set // autocmd did ":set modified"
|
|
#ifdef FEAT_EVAL
|
|
|| (aborting() && vim_strchr(p_cpo, CPO_INTMOD) != NULL)
|
|
#endif
|
|
)
|
|
changed();
|
|
else if (retval == OK && !read_stdin && !read_fifo)
|
|
unchanged(curbuf, FALSE, TRUE);
|
|
save_file_ff(curbuf); // keep this fileformat
|
|
|
|
// Set last_changedtick to avoid triggering a TextChanged autocommand right
|
|
// after it was added.
|
|
curbuf->b_last_changedtick = CHANGEDTICK(curbuf);
|
|
curbuf->b_last_changedtick_i = CHANGEDTICK(curbuf);
|
|
curbuf->b_last_changedtick_pum = CHANGEDTICK(curbuf);
|
|
|
|
// require "!" to overwrite the file, because it wasn't read completely
|
|
#ifdef FEAT_EVAL
|
|
if (aborting())
|
|
#else
|
|
if (got_int)
|
|
#endif
|
|
curbuf->b_flags |= BF_READERR;
|
|
|
|
#ifdef FEAT_FOLDING
|
|
// Need to update automatic folding. Do this before the autocommands,
|
|
// they may use the fold info.
|
|
foldUpdateAll(curwin);
|
|
#endif
|
|
|
|
// need to set w_topline, unless some autocommand already did that.
|
|
if (!(curwin->w_valid & VALID_TOPLINE))
|
|
{
|
|
curwin->w_topline = 1;
|
|
#ifdef FEAT_DIFF
|
|
curwin->w_topfill = 0;
|
|
#endif
|
|
}
|
|
#ifdef FEAT_EVAL
|
|
apply_autocmds_retval(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf, &retval);
|
|
#else
|
|
apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
#endif
|
|
|
|
if (retval != OK)
|
|
return retval;
|
|
|
|
// The autocommands may have changed the current buffer. Apply the
|
|
// modelines to the correct buffer, if it still exists and is loaded.
|
|
if (bufref_valid(&old_curbuf) && old_curbuf.br_buf->b_ml.ml_mfp != NULL)
|
|
{
|
|
aco_save_T aco;
|
|
|
|
// Go to the buffer that was opened, make sure it is in a window.
|
|
// If not then skip it.
|
|
aucmd_prepbuf(&aco, old_curbuf.br_buf);
|
|
if (curbuf == old_curbuf.br_buf)
|
|
{
|
|
do_modelines(0);
|
|
curbuf->b_flags &= ~(BF_CHECK_RO | BF_NEVERLOADED);
|
|
|
|
if ((flags & READ_NOWINENTER) == 0)
|
|
#ifdef FEAT_EVAL
|
|
apply_autocmds_retval(EVENT_BUFWINENTER, NULL, NULL,
|
|
FALSE, curbuf, &retval);
|
|
#else
|
|
apply_autocmds(EVENT_BUFWINENTER, NULL, NULL,
|
|
FALSE, curbuf);
|
|
#endif
|
|
|
|
// restore curwin/curbuf and a few other things
|
|
aucmd_restbuf(&aco);
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
/*
|
|
* Store "buf" in "bufref" and set the free count.
|
|
*/
|
|
void
|
|
set_bufref(bufref_T *bufref, buf_T *buf)
|
|
{
|
|
bufref->br_buf = buf;
|
|
bufref->br_fnum = buf == NULL ? 0 : buf->b_fnum;
|
|
bufref->br_buf_free_count = buf_free_count;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "bufref->br_buf" points to the same buffer as when
|
|
* set_bufref() was called and it is a valid buffer.
|
|
* Only goes through the buffer list if buf_free_count changed.
|
|
* Also checks if b_fnum is still the same, a :bwipe followed by :new might get
|
|
* the same allocated memory, but it's a different buffer.
|
|
*/
|
|
int
|
|
bufref_valid(bufref_T *bufref)
|
|
{
|
|
return bufref->br_buf_free_count == buf_free_count
|
|
? TRUE : buf_valid(bufref->br_buf)
|
|
&& bufref->br_fnum == bufref->br_buf->b_fnum;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "buf" points to a valid buffer (in the buffer list).
|
|
* This can be slow if there are many buffers, prefer using bufref_valid().
|
|
*/
|
|
int
|
|
buf_valid(buf_T *buf)
|
|
{
|
|
buf_T *bp;
|
|
|
|
// Assume that we more often have a recent buffer, start with the last
|
|
// one.
|
|
FOR_ALL_BUFS_FROM_LAST(bp)
|
|
if (bp == buf)
|
|
return TRUE;
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* A hash table used to quickly lookup a buffer by its number.
|
|
*/
|
|
static hashtab_T buf_hashtab;
|
|
|
|
static void
|
|
buf_hashtab_add(buf_T *buf)
|
|
{
|
|
sprintf((char *)buf->b_key, "%x", buf->b_fnum);
|
|
if (hash_add(&buf_hashtab, buf->b_key, "create buffer") == FAIL)
|
|
emsg(_(e_buffer_cannot_be_registered));
|
|
}
|
|
|
|
static void
|
|
buf_hashtab_remove(buf_T *buf)
|
|
{
|
|
hashitem_T *hi = hash_find(&buf_hashtab, buf->b_key);
|
|
|
|
if (!HASHITEM_EMPTY(hi))
|
|
hash_remove(&buf_hashtab, hi, "close buffer");
|
|
}
|
|
|
|
/*
|
|
* Return TRUE when buffer "buf" can be unloaded.
|
|
* Give an error message and return FALSE when the buffer is locked or the
|
|
* screen is being redrawn and the buffer is in a window.
|
|
*/
|
|
static int
|
|
can_unload_buffer(buf_T *buf)
|
|
{
|
|
int can_unload = !buf->b_locked;
|
|
|
|
if (can_unload && updating_screen)
|
|
{
|
|
win_T *wp;
|
|
|
|
FOR_ALL_WINDOWS(wp)
|
|
if (wp->w_buffer == buf)
|
|
{
|
|
can_unload = FALSE;
|
|
break;
|
|
}
|
|
}
|
|
if (!can_unload)
|
|
{
|
|
char_u *fname = buf->b_fname != NULL ? buf->b_fname : buf->b_ffname;
|
|
|
|
semsg(_(e_attempt_to_delete_buffer_that_is_in_use_str),
|
|
fname != NULL ? fname : (char_u *)"[No Name]");
|
|
}
|
|
return can_unload;
|
|
}
|
|
|
|
int
|
|
buf_locked(buf_T *buf)
|
|
{
|
|
return buf->b_locked || buf->b_locked_split;
|
|
}
|
|
|
|
/*
|
|
* Close the link to a buffer.
|
|
* "action" is used when there is no longer a window for the buffer.
|
|
* It can be:
|
|
* 0 buffer becomes hidden
|
|
* DOBUF_UNLOAD buffer is unloaded
|
|
* DOBUF_DEL buffer is unloaded and removed from buffer list
|
|
* DOBUF_WIPE buffer is unloaded and really deleted
|
|
* DOBUF_WIPE_REUSE idem, and add to buf_reuse list
|
|
* When doing all but the first one on the current buffer, the caller should
|
|
* get a new buffer very soon!
|
|
*
|
|
* The 'bufhidden' option can force freeing and deleting.
|
|
*
|
|
* When "abort_if_last" is TRUE then do not close the buffer if autocommands
|
|
* cause there to be only one window with this buffer. e.g. when ":quit" is
|
|
* supposed to close the window but autocommands close all other windows.
|
|
*
|
|
* When "ignore_abort" is TRUE don't abort even when aborting() returns TRUE.
|
|
*
|
|
* Return TRUE when we got to the end and b_nwindows was decremented.
|
|
*/
|
|
int
|
|
close_buffer(
|
|
win_T *win, // if not NULL, set b_last_cursor
|
|
buf_T *buf,
|
|
int action,
|
|
int abort_if_last,
|
|
int ignore_abort)
|
|
{
|
|
int is_curbuf;
|
|
int nwindows;
|
|
bufref_T bufref;
|
|
int is_curwin = (curwin != NULL && curwin->w_buffer == buf);
|
|
win_T *the_curwin = curwin;
|
|
tabpage_T *the_curtab = curtab;
|
|
int unload_buf = (action != 0);
|
|
int wipe_buf = (action == DOBUF_WIPE || action == DOBUF_WIPE_REUSE);
|
|
int del_buf = (action == DOBUF_DEL || wipe_buf);
|
|
|
|
CHECK_CURBUF;
|
|
|
|
// Force unloading or deleting when 'bufhidden' says so.
|
|
// The caller must take care of NOT deleting/freeing when 'bufhidden' is
|
|
// "hide" (otherwise we could never free or delete a buffer).
|
|
if (buf->b_p_bh[0] == 'd') // 'bufhidden' == "delete"
|
|
{
|
|
del_buf = TRUE;
|
|
unload_buf = TRUE;
|
|
}
|
|
else if (buf->b_p_bh[0] == 'w') // 'bufhidden' == "wipe"
|
|
{
|
|
del_buf = TRUE;
|
|
unload_buf = TRUE;
|
|
wipe_buf = TRUE;
|
|
}
|
|
else if (buf->b_p_bh[0] == 'u') // 'bufhidden' == "unload"
|
|
unload_buf = TRUE;
|
|
|
|
#ifdef FEAT_TERMINAL
|
|
// depending on how we get here b_nwindows may already be zero
|
|
if (bt_terminal(buf) && (buf->b_nwindows <= 1 || del_buf))
|
|
{
|
|
CHECK_CURBUF;
|
|
if (term_job_running(buf->b_term))
|
|
{
|
|
if (wipe_buf || unload_buf)
|
|
{
|
|
if (!can_unload_buffer(buf))
|
|
return FALSE;
|
|
|
|
// Wiping out or unloading a terminal buffer kills the job.
|
|
free_terminal(buf);
|
|
|
|
// A terminal buffer is wiped out when job has finished.
|
|
del_buf = TRUE;
|
|
unload_buf = TRUE;
|
|
wipe_buf = TRUE;
|
|
}
|
|
else
|
|
{
|
|
// The job keeps running, hide the buffer.
|
|
del_buf = FALSE;
|
|
unload_buf = FALSE;
|
|
}
|
|
}
|
|
else if (buf->b_p_bh[0] == 'h' && !del_buf)
|
|
{
|
|
// Hide a terminal buffer.
|
|
unload_buf = FALSE;
|
|
}
|
|
else
|
|
{
|
|
if (del_buf || unload_buf)
|
|
{
|
|
// A terminal buffer is wiped out if the job has finished.
|
|
// We only do this when there's an intention to unload the
|
|
// buffer. This way, :hide and other similar commands won't
|
|
// wipe the buffer.
|
|
del_buf = TRUE;
|
|
unload_buf = TRUE;
|
|
wipe_buf = TRUE;
|
|
}
|
|
}
|
|
CHECK_CURBUF;
|
|
}
|
|
#endif
|
|
|
|
// Disallow deleting the buffer when it is locked (already being closed or
|
|
// halfway a command that relies on it). Unloading is allowed.
|
|
if ((del_buf || wipe_buf) && !can_unload_buffer(buf))
|
|
return FALSE;
|
|
|
|
// check no autocommands closed the window
|
|
if (win != NULL && win_valid_any_tab(win))
|
|
{
|
|
// Set b_last_cursor when closing the last window for the buffer.
|
|
// Remember the last cursor position and window options of the buffer.
|
|
// This used to be only for the current window, but then options like
|
|
// 'foldmethod' may be lost with a ":only" command.
|
|
if (buf->b_nwindows == 1)
|
|
set_last_cursor(win);
|
|
buflist_setfpos(buf, win,
|
|
win->w_cursor.lnum == 1 ? 0 : win->w_cursor.lnum,
|
|
win->w_cursor.col, TRUE);
|
|
}
|
|
|
|
set_bufref(&bufref, buf);
|
|
|
|
// When the buffer is no longer in a window, trigger BufWinLeave
|
|
if (buf->b_nwindows == 1)
|
|
{
|
|
++buf->b_locked;
|
|
++buf->b_locked_split;
|
|
if (apply_autocmds(EVENT_BUFWINLEAVE, buf->b_fname, buf->b_fname,
|
|
FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
{
|
|
// Autocommands deleted the buffer.
|
|
aucmd_abort:
|
|
emsg(_(e_autocommands_caused_command_to_abort));
|
|
return FALSE;
|
|
}
|
|
--buf->b_locked;
|
|
--buf->b_locked_split;
|
|
if (abort_if_last && one_window())
|
|
// Autocommands made this the only window.
|
|
goto aucmd_abort;
|
|
|
|
// When the buffer becomes hidden, but is not unloaded, trigger
|
|
// BufHidden
|
|
if (!unload_buf)
|
|
{
|
|
++buf->b_locked;
|
|
++buf->b_locked_split;
|
|
if (apply_autocmds(EVENT_BUFHIDDEN, buf->b_fname, buf->b_fname,
|
|
FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
// Autocommands deleted the buffer.
|
|
goto aucmd_abort;
|
|
--buf->b_locked;
|
|
--buf->b_locked_split;
|
|
if (abort_if_last && one_window())
|
|
// Autocommands made this the only window.
|
|
goto aucmd_abort;
|
|
}
|
|
#ifdef FEAT_EVAL
|
|
// autocmds may abort script processing
|
|
if (!ignore_abort && aborting())
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
|
|
// If the buffer was in curwin and the window has changed, go back to that
|
|
// window, if it still exists. This avoids that ":edit x" triggering a
|
|
// "tabnext" BufUnload autocmd leaves a window behind without a buffer.
|
|
if (is_curwin && curwin != the_curwin && win_valid_any_tab(the_curwin))
|
|
{
|
|
block_autocmds();
|
|
goto_tabpage_win(the_curtab, the_curwin);
|
|
unblock_autocmds();
|
|
}
|
|
|
|
nwindows = buf->b_nwindows;
|
|
|
|
// decrease the link count from windows (unless not in any window)
|
|
if (buf->b_nwindows > 0)
|
|
--buf->b_nwindows;
|
|
|
|
#ifdef FEAT_DIFF
|
|
if (diffopt_hiddenoff() && !unload_buf && buf->b_nwindows == 0)
|
|
diff_buf_delete(buf); // Clear 'diff' for hidden buffer.
|
|
#endif
|
|
|
|
// Return when a window is displaying the buffer or when it's not
|
|
// unloaded.
|
|
if (buf->b_nwindows > 0 || !unload_buf)
|
|
return FALSE;
|
|
|
|
// Always remove the buffer when there is no file name.
|
|
if (buf->b_ffname == NULL)
|
|
del_buf = TRUE;
|
|
|
|
// When closing the current buffer stop Visual mode before freeing
|
|
// anything.
|
|
if (buf == curbuf && VIsual_active
|
|
#if defined(EXITFREE)
|
|
&& !entered_free_all_mem
|
|
#endif
|
|
)
|
|
end_visual_mode();
|
|
|
|
// Free all things allocated for this buffer.
|
|
// Also calls the "BufDelete" autocommands when del_buf is TRUE.
|
|
//
|
|
// Remember if we are closing the current buffer. Restore the number of
|
|
// windows, so that autocommands in buf_freeall() don't get confused.
|
|
is_curbuf = (buf == curbuf);
|
|
buf->b_nwindows = nwindows;
|
|
|
|
buf_freeall(buf, (del_buf ? BFA_DEL : 0)
|
|
+ (wipe_buf ? BFA_WIPE : 0)
|
|
+ (ignore_abort ? BFA_IGNORE_ABORT : 0));
|
|
|
|
// Autocommands may have deleted the buffer.
|
|
if (!bufref_valid(&bufref))
|
|
return FALSE;
|
|
#ifdef FEAT_EVAL
|
|
// autocmds may abort script processing
|
|
if (!ignore_abort && aborting())
|
|
return FALSE;
|
|
#endif
|
|
|
|
// It's possible that autocommands change curbuf to the one being deleted.
|
|
// This might cause the previous curbuf to be deleted unexpectedly. But
|
|
// in some cases it's OK to delete the curbuf, because a new one is
|
|
// obtained anyway. Therefore only return if curbuf changed to the
|
|
// deleted buffer.
|
|
if (buf == curbuf && !is_curbuf)
|
|
return FALSE;
|
|
|
|
if (win_valid_any_tab(win) && win->w_buffer == buf)
|
|
win->w_buffer = NULL; // make sure we don't use the buffer now
|
|
|
|
// Autocommands may have opened or closed windows for this buffer.
|
|
// Decrement the count for the close we do here.
|
|
if (buf->b_nwindows > 0)
|
|
--buf->b_nwindows;
|
|
|
|
/*
|
|
* Remove the buffer from the list.
|
|
*/
|
|
if (wipe_buf)
|
|
{
|
|
tabpage_T *tp;
|
|
win_T *wp;
|
|
|
|
// Do not wipe out the buffer if it is used in a window.
|
|
if (buf->b_nwindows > 0)
|
|
return FALSE;
|
|
|
|
FOR_ALL_TAB_WINDOWS(tp, wp)
|
|
mark_forget_file(wp, buf->b_fnum);
|
|
|
|
if (action == DOBUF_WIPE_REUSE)
|
|
{
|
|
// we can re-use this buffer number, store it
|
|
if (buf_reuse.ga_itemsize == 0)
|
|
ga_init2(&buf_reuse, sizeof(int), 50);
|
|
if (ga_grow(&buf_reuse, 1) == OK)
|
|
((int *)buf_reuse.ga_data)[buf_reuse.ga_len++] = buf->b_fnum;
|
|
}
|
|
if (buf->b_sfname != buf->b_ffname)
|
|
VIM_CLEAR(buf->b_sfname);
|
|
else
|
|
buf->b_sfname = NULL;
|
|
VIM_CLEAR(buf->b_ffname);
|
|
if (buf->b_prev == NULL)
|
|
firstbuf = buf->b_next;
|
|
else
|
|
buf->b_prev->b_next = buf->b_next;
|
|
if (buf->b_next == NULL)
|
|
lastbuf = buf->b_prev;
|
|
else
|
|
buf->b_next->b_prev = buf->b_prev;
|
|
free_buffer(buf);
|
|
}
|
|
else
|
|
{
|
|
if (del_buf)
|
|
{
|
|
// Free all internal variables and reset option values, to make
|
|
// ":bdel" compatible with Vim 5.7.
|
|
free_buffer_stuff(buf, TRUE);
|
|
|
|
// Make it look like a new buffer.
|
|
buf->b_flags = BF_CHECK_RO | BF_NEVERLOADED;
|
|
|
|
// Init the options when loaded again.
|
|
buf->b_p_initialized = FALSE;
|
|
}
|
|
buf_clear_file(buf);
|
|
if (del_buf)
|
|
buf->b_p_bl = FALSE;
|
|
}
|
|
// NOTE: at this point "curbuf" may be invalid!
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* Make buffer not contain a file.
|
|
*/
|
|
void
|
|
buf_clear_file(buf_T *buf)
|
|
{
|
|
buf->b_ml.ml_line_count = 1;
|
|
unchanged(buf, TRUE, TRUE);
|
|
buf->b_shortname = FALSE;
|
|
buf->b_p_eof = FALSE;
|
|
buf->b_start_eof = FALSE;
|
|
buf->b_p_eol = TRUE;
|
|
buf->b_start_eol = TRUE;
|
|
buf->b_p_bomb = FALSE;
|
|
buf->b_start_bomb = FALSE;
|
|
buf->b_ml.ml_mfp = NULL;
|
|
buf->b_ml.ml_flags = ML_EMPTY; // empty buffer
|
|
#ifdef FEAT_NETBEANS_INTG
|
|
netbeans_deleted_all_lines(buf);
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* buf_freeall() - free all things allocated for a buffer that are related to
|
|
* the file. Careful: get here with "curwin" NULL when exiting.
|
|
* flags:
|
|
* BFA_DEL buffer is going to be deleted
|
|
* BFA_WIPE buffer is going to be wiped out
|
|
* BFA_KEEP_UNDO do not free undo information
|
|
* BFA_IGNORE_ABORT don't abort even when aborting() returns TRUE
|
|
*/
|
|
void
|
|
buf_freeall(buf_T *buf, int flags)
|
|
{
|
|
int is_curbuf = (buf == curbuf);
|
|
bufref_T bufref;
|
|
int is_curwin = (curwin != NULL && curwin->w_buffer == buf);
|
|
win_T *the_curwin = curwin;
|
|
tabpage_T *the_curtab = curtab;
|
|
|
|
// Make sure the buffer isn't closed by autocommands.
|
|
++buf->b_locked;
|
|
++buf->b_locked_split;
|
|
set_bufref(&bufref, buf);
|
|
if (buf->b_ml.ml_mfp != NULL)
|
|
{
|
|
if (apply_autocmds(EVENT_BUFUNLOAD, buf->b_fname, buf->b_fname,
|
|
FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
// autocommands deleted the buffer
|
|
return;
|
|
}
|
|
if ((flags & BFA_DEL) && buf->b_p_bl)
|
|
{
|
|
if (apply_autocmds(EVENT_BUFDELETE, buf->b_fname, buf->b_fname,
|
|
FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
// autocommands deleted the buffer
|
|
return;
|
|
}
|
|
if (flags & BFA_WIPE)
|
|
{
|
|
if (apply_autocmds(EVENT_BUFWIPEOUT, buf->b_fname, buf->b_fname,
|
|
FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
// autocommands deleted the buffer
|
|
return;
|
|
}
|
|
--buf->b_locked;
|
|
--buf->b_locked_split;
|
|
|
|
// If the buffer was in curwin and the window has changed, go back to that
|
|
// window, if it still exists. This avoids that ":edit x" triggering a
|
|
// "tabnext" BufUnload autocmd leaves a window behind without a buffer.
|
|
if (is_curwin && curwin != the_curwin && win_valid_any_tab(the_curwin))
|
|
{
|
|
block_autocmds();
|
|
goto_tabpage_win(the_curtab, the_curwin);
|
|
unblock_autocmds();
|
|
}
|
|
|
|
#ifdef FEAT_EVAL
|
|
// autocmds may abort script processing
|
|
if ((flags & BFA_IGNORE_ABORT) == 0 && aborting())
|
|
return;
|
|
#endif
|
|
|
|
// It's possible that autocommands change curbuf to the one being deleted.
|
|
// This might cause curbuf to be deleted unexpectedly. But in some cases
|
|
// it's OK to delete the curbuf, because a new one is obtained anyway.
|
|
// Therefore only return if curbuf changed to the deleted buffer.
|
|
if (buf == curbuf && !is_curbuf)
|
|
return;
|
|
#ifdef FEAT_DIFF
|
|
diff_buf_delete(buf); // Can't use 'diff' for unloaded buffer.
|
|
#endif
|
|
#ifdef FEAT_SYN_HL
|
|
// Remove any ownsyntax, unless exiting.
|
|
if (curwin != NULL && curwin->w_buffer == buf)
|
|
reset_synblock(curwin);
|
|
#endif
|
|
|
|
#ifdef FEAT_FOLDING
|
|
// No folds in an empty buffer.
|
|
{
|
|
win_T *win;
|
|
tabpage_T *tp;
|
|
|
|
FOR_ALL_TAB_WINDOWS(tp, win)
|
|
if (win->w_buffer == buf)
|
|
clearFolding(win);
|
|
}
|
|
#endif
|
|
|
|
#ifdef FEAT_TCL
|
|
tcl_buffer_free(buf);
|
|
#endif
|
|
ml_close(buf, TRUE); // close and delete the memline/memfile
|
|
buf->b_ml.ml_line_count = 0; // no lines in buffer
|
|
if ((flags & BFA_KEEP_UNDO) == 0)
|
|
// free the memory allocated for undo
|
|
// and reset all undo information
|
|
u_clearallandblockfree(buf);
|
|
#ifdef FEAT_SYN_HL
|
|
syntax_clear(&buf->b_s); // reset syntax info
|
|
#endif
|
|
#ifdef FEAT_PROP_POPUP
|
|
clear_buf_prop_types(buf);
|
|
#endif
|
|
buf->b_flags &= ~BF_READERR; // a read error is no longer relevant
|
|
}
|
|
|
|
/*
|
|
* Free a buffer structure and the things it contains related to the buffer
|
|
* itself (not the file, that must have been done already).
|
|
*/
|
|
static void
|
|
free_buffer(buf_T *buf)
|
|
{
|
|
++buf_free_count;
|
|
free_buffer_stuff(buf, TRUE);
|
|
#ifdef FEAT_EVAL
|
|
// b:changedtick uses an item in buf_T, remove it now
|
|
dictitem_remove(buf->b_vars, (dictitem_T *)&buf->b_ct_di, "free buffer");
|
|
unref_var_dict(buf->b_vars);
|
|
remove_listeners(buf);
|
|
#endif
|
|
#ifdef FEAT_LUA
|
|
lua_buffer_free(buf);
|
|
#endif
|
|
#ifdef FEAT_MZSCHEME
|
|
mzscheme_buffer_free(buf);
|
|
#endif
|
|
#ifdef FEAT_PERL
|
|
perl_buf_free(buf);
|
|
#endif
|
|
#ifdef FEAT_PYTHON
|
|
python_buffer_free(buf);
|
|
#endif
|
|
#ifdef FEAT_PYTHON3
|
|
python3_buffer_free(buf);
|
|
#endif
|
|
#ifdef FEAT_RUBY
|
|
ruby_buffer_free(buf);
|
|
#endif
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
channel_buffer_free(buf);
|
|
#endif
|
|
#ifdef FEAT_TERMINAL
|
|
free_terminal(buf);
|
|
#endif
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
vim_free(buf->b_prompt_text);
|
|
free_callback(&buf->b_prompt_callback);
|
|
free_callback(&buf->b_prompt_interrupt);
|
|
#endif
|
|
|
|
buf_hashtab_remove(buf);
|
|
|
|
aubuflocal_remove(buf);
|
|
|
|
if (autocmd_busy)
|
|
{
|
|
// Do not free the buffer structure while autocommands are executing,
|
|
// it's still needed. Free it when autocmd_busy is reset.
|
|
buf->b_next = au_pending_free_buf;
|
|
au_pending_free_buf = buf;
|
|
}
|
|
else
|
|
{
|
|
vim_free(buf);
|
|
if (curbuf == buf)
|
|
curbuf = NULL; // make clear it's not to be used
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Initializes b:changedtick.
|
|
*/
|
|
static void
|
|
init_changedtick(buf_T *buf)
|
|
{
|
|
dictitem_T *di = (dictitem_T *)&buf->b_ct_di;
|
|
|
|
di->di_flags = DI_FLAGS_FIX | DI_FLAGS_RO;
|
|
di->di_tv.v_type = VAR_NUMBER;
|
|
di->di_tv.v_lock = VAR_FIXED;
|
|
di->di_tv.vval.v_number = 0;
|
|
|
|
#ifdef FEAT_EVAL
|
|
STRCPY(buf->b_ct_di.di_key, "changedtick");
|
|
(void)dict_add(buf->b_vars, di);
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Free the b_wininfo list for buffer "buf".
|
|
*/
|
|
static void
|
|
clear_wininfo(buf_T *buf)
|
|
{
|
|
wininfo_T *wip;
|
|
|
|
while (buf->b_wininfo != NULL)
|
|
{
|
|
wip = buf->b_wininfo;
|
|
buf->b_wininfo = wip->wi_next;
|
|
free_wininfo(wip);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Free stuff in the buffer for ":bdel" and when wiping out the buffer.
|
|
*/
|
|
static void
|
|
free_buffer_stuff(
|
|
buf_T *buf,
|
|
int free_options) // free options as well
|
|
{
|
|
if (free_options)
|
|
{
|
|
clear_wininfo(buf); // including window-local options
|
|
free_buf_options(buf, TRUE);
|
|
#ifdef FEAT_SPELL
|
|
ga_clear(&buf->b_s.b_langp);
|
|
#endif
|
|
}
|
|
#ifdef FEAT_EVAL
|
|
{
|
|
varnumber_T tick = CHANGEDTICK(buf);
|
|
|
|
vars_clear(&buf->b_vars->dv_hashtab); // free all buffer variables
|
|
hash_init(&buf->b_vars->dv_hashtab);
|
|
init_changedtick(buf);
|
|
CHANGEDTICK(buf) = tick;
|
|
remove_listeners(buf);
|
|
}
|
|
#endif
|
|
uc_clear(&buf->b_ucmds); // clear local user commands
|
|
#ifdef FEAT_SIGNS
|
|
buf_delete_signs(buf, (char_u *)"*"); // delete any signs
|
|
#endif
|
|
#ifdef FEAT_NETBEANS_INTG
|
|
netbeans_file_killed(buf);
|
|
#endif
|
|
#ifdef FEAT_PROP_POPUP
|
|
ga_clear_strings(&buf->b_textprop_text);
|
|
#endif
|
|
map_clear_mode(buf, MAP_ALL_MODES, TRUE, FALSE); // clear local mappings
|
|
map_clear_mode(buf, MAP_ALL_MODES, TRUE, TRUE); // clear local abbrevs
|
|
VIM_CLEAR(buf->b_start_fenc);
|
|
}
|
|
|
|
/*
|
|
* Free one wininfo_T.
|
|
*/
|
|
void
|
|
free_wininfo(wininfo_T *wip)
|
|
{
|
|
if (wip->wi_optset)
|
|
{
|
|
clear_winopt(&wip->wi_opt);
|
|
#ifdef FEAT_FOLDING
|
|
deleteFoldRecurse(&wip->wi_folds);
|
|
#endif
|
|
}
|
|
vim_free(wip);
|
|
}
|
|
|
|
/*
|
|
* Go to another buffer. Handles the result of the ATTENTION dialog.
|
|
*/
|
|
void
|
|
goto_buffer(
|
|
exarg_T *eap,
|
|
int start,
|
|
int dir,
|
|
int count)
|
|
{
|
|
bufref_T old_curbuf;
|
|
int save_sea = swap_exists_action;
|
|
int skip_help_buf;
|
|
|
|
switch (eap->cmdidx)
|
|
{
|
|
case CMD_bnext:
|
|
case CMD_sbnext:
|
|
case CMD_bNext:
|
|
case CMD_bprevious:
|
|
case CMD_sbNext:
|
|
case CMD_sbprevious:
|
|
skip_help_buf = TRUE;
|
|
break;
|
|
default:
|
|
skip_help_buf = FALSE;
|
|
break;
|
|
}
|
|
|
|
set_bufref(&old_curbuf, curbuf);
|
|
|
|
if (swap_exists_action == SEA_NONE)
|
|
swap_exists_action = SEA_DIALOG;
|
|
(void)do_buffer_ext(*eap->cmd == 's' ? DOBUF_SPLIT : DOBUF_GOTO, start, dir, count,
|
|
(eap->forceit ? DOBUF_FORCEIT : 0) |
|
|
(skip_help_buf ? DOBUF_SKIPHELP : 0));
|
|
if (swap_exists_action == SEA_QUIT && *eap->cmd == 's')
|
|
{
|
|
#if defined(FEAT_EVAL)
|
|
cleanup_T cs;
|
|
|
|
// Reset the error/interrupt/exception state here so that
|
|
// aborting() returns FALSE when closing a window.
|
|
enter_cleanup(&cs);
|
|
#endif
|
|
|
|
// Quitting means closing the split window, nothing else.
|
|
win_close(curwin, TRUE);
|
|
swap_exists_action = save_sea;
|
|
swap_exists_did_quit = TRUE;
|
|
|
|
#if defined(FEAT_EVAL)
|
|
// Restore the error/interrupt/exception state if not discarded by a
|
|
// new aborting error, interrupt, or uncaught exception.
|
|
leave_cleanup(&cs);
|
|
#endif
|
|
}
|
|
else
|
|
handle_swap_exists(&old_curbuf);
|
|
}
|
|
|
|
/*
|
|
* Handle the situation of swap_exists_action being set.
|
|
* It is allowed for "old_curbuf" to be NULL or invalid.
|
|
*/
|
|
void
|
|
handle_swap_exists(bufref_T *old_curbuf)
|
|
{
|
|
#if defined(FEAT_EVAL)
|
|
cleanup_T cs;
|
|
#endif
|
|
#ifdef FEAT_SYN_HL
|
|
long old_tw = curbuf->b_p_tw;
|
|
#endif
|
|
buf_T *buf;
|
|
|
|
if (swap_exists_action == SEA_QUIT)
|
|
{
|
|
#if defined(FEAT_EVAL)
|
|
// Reset the error/interrupt/exception state here so that
|
|
// aborting() returns FALSE when closing a buffer.
|
|
enter_cleanup(&cs);
|
|
#endif
|
|
|
|
// User selected Quit at ATTENTION prompt. Go back to previous
|
|
// buffer. If that buffer is gone or the same as the current one,
|
|
// open a new, empty buffer.
|
|
swap_exists_action = SEA_NONE; // don't want it again
|
|
swap_exists_did_quit = TRUE;
|
|
close_buffer(curwin, curbuf, DOBUF_UNLOAD, FALSE, FALSE);
|
|
if (old_curbuf == NULL || !bufref_valid(old_curbuf)
|
|
|| old_curbuf->br_buf == curbuf)
|
|
{
|
|
// Block autocommands here because curwin->w_buffer is NULL.
|
|
block_autocmds();
|
|
buf = buflist_new(NULL, NULL, 1L, BLN_CURBUF | BLN_LISTED);
|
|
unblock_autocmds();
|
|
}
|
|
else
|
|
buf = old_curbuf->br_buf;
|
|
if (buf != NULL)
|
|
{
|
|
int old_msg_silent = msg_silent;
|
|
|
|
if (shortmess(SHM_FILEINFO))
|
|
msg_silent = 1; // prevent fileinfo message
|
|
enter_buffer(buf);
|
|
// restore msg_silent, so that the command line will be shown
|
|
msg_silent = old_msg_silent;
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
if (old_tw != curbuf->b_p_tw)
|
|
check_colorcolumn(NULL, curwin);
|
|
#endif
|
|
}
|
|
// If "old_curbuf" is NULL we are in big trouble here...
|
|
|
|
#if defined(FEAT_EVAL)
|
|
// Restore the error/interrupt/exception state if not discarded by a
|
|
// new aborting error, interrupt, or uncaught exception.
|
|
leave_cleanup(&cs);
|
|
#endif
|
|
}
|
|
else if (swap_exists_action == SEA_RECOVER)
|
|
{
|
|
#if defined(FEAT_EVAL)
|
|
// Reset the error/interrupt/exception state here so that
|
|
// aborting() returns FALSE when closing a buffer.
|
|
enter_cleanup(&cs);
|
|
#endif
|
|
|
|
// User selected Recover at ATTENTION prompt.
|
|
msg_scroll = TRUE;
|
|
ml_recover(FALSE);
|
|
msg_puts("\n"); // don't overwrite the last message
|
|
cmdline_row = msg_row;
|
|
do_modelines(0);
|
|
|
|
#if defined(FEAT_EVAL)
|
|
// Restore the error/interrupt/exception state if not discarded by a
|
|
// new aborting error, interrupt, or uncaught exception.
|
|
leave_cleanup(&cs);
|
|
#endif
|
|
}
|
|
swap_exists_action = SEA_NONE;
|
|
}
|
|
|
|
/*
|
|
* Make the current buffer empty.
|
|
* Used when it is wiped out and it's the last buffer.
|
|
*/
|
|
static int
|
|
empty_curbuf(
|
|
int close_others,
|
|
int forceit,
|
|
int action)
|
|
{
|
|
int retval;
|
|
buf_T *buf = curbuf;
|
|
bufref_T bufref;
|
|
|
|
if (action == DOBUF_UNLOAD)
|
|
{
|
|
emsg(_(e_cannot_unload_last_buffer));
|
|
return FAIL;
|
|
}
|
|
|
|
set_bufref(&bufref, buf);
|
|
if (close_others)
|
|
// Close any other windows on this buffer, then make it empty.
|
|
close_windows(buf, TRUE);
|
|
|
|
setpcmark();
|
|
retval = do_ecmd(0, NULL, NULL, NULL, ECMD_ONE,
|
|
forceit ? ECMD_FORCEIT : 0, curwin);
|
|
|
|
// do_ecmd() may create a new buffer, then we have to delete
|
|
// the old one. But do_ecmd() may have done that already, check
|
|
// if the buffer still exists.
|
|
if (buf != curbuf && bufref_valid(&bufref) && buf->b_nwindows == 0)
|
|
close_buffer(NULL, buf, action, FALSE, FALSE);
|
|
if (!close_others)
|
|
need_fileinfo = FALSE;
|
|
return retval;
|
|
}
|
|
|
|
/*
|
|
* Implementation of the commands for the buffer list.
|
|
*
|
|
* action == DOBUF_GOTO go to specified buffer
|
|
* action == DOBUF_SPLIT split window and go to specified buffer
|
|
* action == DOBUF_UNLOAD unload specified buffer(s)
|
|
* action == DOBUF_DEL delete specified buffer(s) from buffer list
|
|
* action == DOBUF_WIPE delete specified buffer(s) really
|
|
* action == DOBUF_WIPE_REUSE idem, and add number to "buf_reuse"
|
|
*
|
|
* start == DOBUF_CURRENT go to "count" buffer from current buffer
|
|
* start == DOBUF_FIRST go to "count" buffer from first buffer
|
|
* start == DOBUF_LAST go to "count" buffer from last buffer
|
|
* start == DOBUF_MOD go to "count" modified buffer from current buffer
|
|
*
|
|
* Return FAIL or OK.
|
|
*/
|
|
static int
|
|
do_buffer_ext(
|
|
int action,
|
|
int start,
|
|
int dir, // FORWARD or BACKWARD
|
|
int count, // buffer number or number of buffers
|
|
int flags) // DOBUF_FORCEIT etc.
|
|
{
|
|
buf_T *buf;
|
|
buf_T *bp;
|
|
int unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL
|
|
|| action == DOBUF_WIPE || action == DOBUF_WIPE_REUSE);
|
|
|
|
switch (start)
|
|
{
|
|
case DOBUF_FIRST: buf = firstbuf; break;
|
|
case DOBUF_LAST: buf = lastbuf; break;
|
|
default: buf = curbuf; break;
|
|
}
|
|
if (start == DOBUF_MOD) // find next modified buffer
|
|
{
|
|
while (count-- > 0)
|
|
{
|
|
do
|
|
{
|
|
buf = buf->b_next;
|
|
if (buf == NULL)
|
|
buf = firstbuf;
|
|
}
|
|
while (buf != curbuf && !bufIsChanged(buf));
|
|
}
|
|
if (!bufIsChanged(buf))
|
|
{
|
|
emsg(_(e_no_modified_buffer_found));
|
|
return FAIL;
|
|
}
|
|
}
|
|
else if (start == DOBUF_FIRST && count) // find specified buffer number
|
|
{
|
|
while (buf != NULL && buf->b_fnum != count)
|
|
buf = buf->b_next;
|
|
}
|
|
else
|
|
{
|
|
bp = NULL;
|
|
while (count > 0 || (!unload && !buf->b_p_bl && bp != buf))
|
|
{
|
|
// remember the buffer where we start, we come back there when all
|
|
// buffers are unlisted.
|
|
if (bp == NULL)
|
|
bp = buf;
|
|
if (dir == FORWARD)
|
|
{
|
|
buf = buf->b_next;
|
|
if (buf == NULL)
|
|
buf = firstbuf;
|
|
}
|
|
else
|
|
{
|
|
buf = buf->b_prev;
|
|
if (buf == NULL)
|
|
buf = lastbuf;
|
|
}
|
|
// Don't count unlisted buffers.
|
|
// Avoid non-help buffers if the starting point was a non-help buffer and
|
|
// vice-versa.
|
|
if (unload || (buf->b_p_bl
|
|
&& ((flags & DOBUF_SKIPHELP) == 0 || buf->b_help == bp->b_help)))
|
|
{
|
|
--count;
|
|
bp = NULL; // use this buffer as new starting point
|
|
}
|
|
if (bp == buf)
|
|
{
|
|
// back where we started, didn't find anything.
|
|
emsg(_(e_there_is_no_listed_buffer));
|
|
return FAIL;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (buf == NULL) // could not find it
|
|
{
|
|
if (start == DOBUF_FIRST)
|
|
{
|
|
// don't warn when deleting
|
|
if (!unload)
|
|
semsg(_(e_buffer_nr_does_not_exist), count);
|
|
}
|
|
else if (dir == FORWARD)
|
|
emsg(_(e_cannot_go_beyond_last_buffer));
|
|
else
|
|
emsg(_(e_cannot_go_before_first_buffer));
|
|
return FAIL;
|
|
}
|
|
#ifdef FEAT_PROP_POPUP
|
|
if ((flags & DOBUF_NOPOPUP) && bt_popup(buf) && !bt_terminal(buf))
|
|
return OK;
|
|
#endif
|
|
if (
|
|
action == DOBUF_GOTO
|
|
&& buf != curbuf
|
|
&& !check_can_set_curbuf_forceit((flags & DOBUF_FORCEIT) ? TRUE : FALSE))
|
|
// disallow navigating to another buffer when 'winfixbuf' is applied
|
|
return FAIL;
|
|
|
|
if ((action == DOBUF_GOTO || action == DOBUF_SPLIT)
|
|
&& (buf->b_flags & BF_DUMMY))
|
|
{
|
|
// disallow navigating to the dummy buffer
|
|
semsg(_(e_buffer_nr_does_not_exist), count);
|
|
return FAIL;
|
|
}
|
|
|
|
#ifdef FEAT_GUI
|
|
need_mouse_correct = TRUE;
|
|
#endif
|
|
|
|
/*
|
|
* delete buffer "buf" from memory and/or the list
|
|
*/
|
|
if (unload)
|
|
{
|
|
int forward;
|
|
bufref_T bufref;
|
|
|
|
if (!can_unload_buffer(buf))
|
|
return FAIL;
|
|
|
|
set_bufref(&bufref, buf);
|
|
|
|
// When unloading or deleting a buffer that's already unloaded and
|
|
// unlisted: fail silently.
|
|
if (action != DOBUF_WIPE && action != DOBUF_WIPE_REUSE
|
|
&& buf->b_ml.ml_mfp == NULL && !buf->b_p_bl)
|
|
return FAIL;
|
|
|
|
if ((flags & DOBUF_FORCEIT) == 0 && bufIsChanged(buf))
|
|
{
|
|
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
if ((p_confirm || (cmdmod.cmod_flags & CMOD_CONFIRM)) && p_write)
|
|
{
|
|
# ifdef FEAT_TERMINAL
|
|
if (term_job_running(buf->b_term))
|
|
{
|
|
if (term_confirm_stop(buf) == FAIL)
|
|
return FAIL;
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
dialog_changed(buf, FALSE);
|
|
if (!bufref_valid(&bufref))
|
|
// Autocommand deleted buffer, oops! It's not changed
|
|
// now.
|
|
return FAIL;
|
|
// If it's still changed fail silently, the dialog already
|
|
// mentioned why it fails.
|
|
if (bufIsChanged(buf))
|
|
return FAIL;
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
no_write_message_buf(buf);
|
|
return FAIL;
|
|
}
|
|
}
|
|
|
|
// When closing the current buffer stop Visual mode.
|
|
if (buf == curbuf && VIsual_active)
|
|
end_visual_mode();
|
|
|
|
// If deleting the last (listed) buffer, make it empty.
|
|
// The last (listed) buffer cannot be unloaded.
|
|
FOR_ALL_BUFFERS(bp)
|
|
if (bp->b_p_bl && bp != buf)
|
|
break;
|
|
if (bp == NULL && buf == curbuf)
|
|
return empty_curbuf(TRUE, (flags & DOBUF_FORCEIT), action);
|
|
|
|
// If the deleted buffer is the current one, close the current window
|
|
// (unless it's the only window). Repeat this so long as we end up in
|
|
// a window with this buffer.
|
|
while (buf == curbuf
|
|
&& !(win_locked(curwin) || curwin->w_buffer->b_locked > 0)
|
|
&& (!ONE_WINDOW || first_tabpage->tp_next != NULL))
|
|
{
|
|
if (win_close(curwin, FALSE) == FAIL)
|
|
break;
|
|
}
|
|
|
|
// If the buffer to be deleted is not the current one, delete it here.
|
|
if (buf != curbuf)
|
|
{
|
|
close_windows(buf, FALSE);
|
|
if (buf != curbuf && bufref_valid(&bufref) && buf->b_nwindows <= 0)
|
|
close_buffer(NULL, buf, action, FALSE, FALSE);
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Deleting the current buffer: Need to find another buffer to go to.
|
|
* There should be another, otherwise it would have been handled
|
|
* above. However, autocommands may have deleted all buffers.
|
|
* First use au_new_curbuf.br_buf, if it is valid.
|
|
* Then prefer the buffer we most recently visited.
|
|
* Else try to find one that is loaded, after the current buffer,
|
|
* then before the current buffer.
|
|
* Finally use any buffer.
|
|
*/
|
|
buf = NULL; // selected buffer
|
|
bp = NULL; // used when no loaded buffer found
|
|
if (au_new_curbuf.br_buf != NULL && bufref_valid(&au_new_curbuf))
|
|
buf = au_new_curbuf.br_buf;
|
|
else if (curwin->w_jumplistlen > 0)
|
|
{
|
|
int jumpidx;
|
|
|
|
jumpidx = curwin->w_jumplistidx - 1;
|
|
if (jumpidx < 0)
|
|
jumpidx = curwin->w_jumplistlen - 1;
|
|
|
|
forward = jumpidx;
|
|
while (jumpidx != curwin->w_jumplistidx)
|
|
{
|
|
buf = buflist_findnr(curwin->w_jumplist[jumpidx].fmark.fnum);
|
|
if (buf != NULL)
|
|
{
|
|
// Skip current and unlisted bufs. Also skip a quickfix
|
|
// buffer, it might be deleted soon.
|
|
if (buf == curbuf || !buf->b_p_bl || bt_quickfix(buf))
|
|
buf = NULL;
|
|
else if (buf->b_ml.ml_mfp == NULL)
|
|
{
|
|
// skip unloaded buf, but may keep it for later
|
|
if (bp == NULL)
|
|
bp = buf;
|
|
buf = NULL;
|
|
}
|
|
}
|
|
if (buf != NULL) // found a valid buffer: stop searching
|
|
break;
|
|
// advance to older entry in jump list
|
|
if (!jumpidx && curwin->w_jumplistidx == curwin->w_jumplistlen)
|
|
break;
|
|
if (--jumpidx < 0)
|
|
jumpidx = curwin->w_jumplistlen - 1;
|
|
if (jumpidx == forward) // List exhausted for sure
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (buf == NULL) // No previous buffer, Try 2'nd approach
|
|
{
|
|
forward = TRUE;
|
|
buf = curbuf->b_next;
|
|
for (;;)
|
|
{
|
|
if (buf == NULL)
|
|
{
|
|
if (!forward) // tried both directions
|
|
break;
|
|
buf = curbuf->b_prev;
|
|
forward = FALSE;
|
|
continue;
|
|
}
|
|
// in non-help buffer, try to skip help buffers, and vv
|
|
if (buf->b_help == curbuf->b_help && buf->b_p_bl
|
|
&& !bt_quickfix(buf))
|
|
{
|
|
if (buf->b_ml.ml_mfp != NULL) // found loaded buffer
|
|
break;
|
|
if (bp == NULL) // remember unloaded buf for later
|
|
bp = buf;
|
|
}
|
|
if (forward)
|
|
buf = buf->b_next;
|
|
else
|
|
buf = buf->b_prev;
|
|
}
|
|
}
|
|
if (buf == NULL) // No loaded buffer, use unloaded one
|
|
buf = bp;
|
|
if (buf == NULL) // No loaded buffer, find listed one
|
|
{
|
|
FOR_ALL_BUFFERS(buf)
|
|
if (buf->b_p_bl && buf != curbuf && !bt_quickfix(buf))
|
|
break;
|
|
}
|
|
if (buf == NULL) // Still no buffer, just take one
|
|
{
|
|
if (curbuf->b_next != NULL)
|
|
buf = curbuf->b_next;
|
|
else
|
|
buf = curbuf->b_prev;
|
|
if (bt_quickfix(buf))
|
|
buf = NULL;
|
|
}
|
|
}
|
|
|
|
if (buf == NULL)
|
|
{
|
|
// Autocommands must have wiped out all other buffers. Only option
|
|
// now is to make the current buffer empty.
|
|
return empty_curbuf(FALSE, (flags & DOBUF_FORCEIT), action);
|
|
}
|
|
|
|
/*
|
|
* make "buf" the current buffer
|
|
*/
|
|
if (action == DOBUF_SPLIT) // split window first
|
|
{
|
|
// If 'switchbuf' is set jump to the window containing "buf".
|
|
if (swbuf_goto_win_with_buf(buf) != NULL)
|
|
return OK;
|
|
|
|
if (win_split(0, 0) == FAIL)
|
|
return FAIL;
|
|
}
|
|
|
|
// go to current buffer - nothing to do
|
|
if (buf == curbuf)
|
|
return OK;
|
|
|
|
// Check if the current buffer may be abandoned.
|
|
if (action == DOBUF_GOTO && !can_abandon(curbuf, (flags & DOBUF_FORCEIT)))
|
|
{
|
|
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
|
|
if ((p_confirm || (cmdmod.cmod_flags & CMOD_CONFIRM)) && p_write)
|
|
{
|
|
# ifdef FEAT_TERMINAL
|
|
if (term_job_running(curbuf->b_term))
|
|
{
|
|
if (term_confirm_stop(curbuf) == FAIL)
|
|
return FAIL;
|
|
// Manually kill the terminal here because this command will
|
|
// hide it otherwise.
|
|
free_terminal(curbuf);
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
bufref_T bufref;
|
|
|
|
set_bufref(&bufref, buf);
|
|
dialog_changed(curbuf, FALSE);
|
|
if (!bufref_valid(&bufref))
|
|
// Autocommand deleted buffer, oops!
|
|
return FAIL;
|
|
|
|
if (bufIsChanged(curbuf))
|
|
{
|
|
no_write_message();
|
|
return FAIL;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
no_write_message();
|
|
return FAIL;
|
|
}
|
|
}
|
|
|
|
// Go to the other buffer.
|
|
set_curbuf(buf, action);
|
|
|
|
if (action == DOBUF_SPLIT)
|
|
RESET_BINDING(curwin); // reset 'scrollbind' and 'cursorbind'
|
|
|
|
#if defined(FEAT_EVAL)
|
|
if (aborting()) // autocmds may abort script processing
|
|
return FAIL;
|
|
#endif
|
|
|
|
return OK;
|
|
}
|
|
|
|
int
|
|
do_buffer(
|
|
int action,
|
|
int start,
|
|
int dir, // FORWARD or BACKWARD
|
|
int count, // buffer number or number of buffers
|
|
int forceit) // TRUE when using !
|
|
{
|
|
return do_buffer_ext(action, start, dir, count,
|
|
forceit ? DOBUF_FORCEIT : 0);
|
|
}
|
|
|
|
/*
|
|
* do_bufdel() - delete or unload buffer(s)
|
|
*
|
|
* addr_count == 0: ":bdel" - delete current buffer
|
|
* addr_count == 1: ":N bdel" or ":bdel N [N ..]" - first delete
|
|
* buffer "end_bnr", then any other arguments.
|
|
* addr_count == 2: ":N,N bdel" - delete buffers in range
|
|
*
|
|
* command can be DOBUF_UNLOAD (":bunload"), DOBUF_WIPE (":bwipeout") or
|
|
* DOBUF_DEL (":bdel")
|
|
*
|
|
* Returns error message or NULL
|
|
*/
|
|
char *
|
|
do_bufdel(
|
|
int command,
|
|
char_u *arg, // pointer to extra arguments
|
|
int addr_count,
|
|
int start_bnr, // first buffer number in a range
|
|
int end_bnr, // buffer nr or last buffer nr in a range
|
|
int forceit)
|
|
{
|
|
int do_current = 0; // delete current buffer?
|
|
int deleted = 0; // number of buffers deleted
|
|
char *errormsg = NULL; // return value
|
|
int bnr; // buffer number
|
|
char_u *p;
|
|
|
|
if (addr_count == 0)
|
|
{
|
|
(void)do_buffer(command, DOBUF_CURRENT, FORWARD, 0, forceit);
|
|
}
|
|
else
|
|
{
|
|
if (addr_count == 2)
|
|
{
|
|
if (*arg) // both range and argument is not allowed
|
|
return ex_errmsg(e_trailing_characters_str, arg);
|
|
bnr = start_bnr;
|
|
}
|
|
else // addr_count == 1
|
|
bnr = end_bnr;
|
|
|
|
for ( ;!got_int; ui_breakcheck())
|
|
{
|
|
// Delete the current buffer last, otherwise when the
|
|
// current buffer is deleted, the next buffer becomes
|
|
// the current one and will be loaded, which may then
|
|
// also be deleted, etc.
|
|
if (bnr == curbuf->b_fnum)
|
|
do_current = bnr;
|
|
else if (do_buffer_ext(command, DOBUF_FIRST, FORWARD, bnr,
|
|
DOBUF_NOPOPUP | (forceit ? DOBUF_FORCEIT : 0)) == OK)
|
|
++deleted;
|
|
|
|
// find next buffer number to delete/unload
|
|
if (addr_count == 2)
|
|
{
|
|
if (++bnr > end_bnr)
|
|
break;
|
|
}
|
|
else // addr_count == 1
|
|
{
|
|
arg = skipwhite(arg);
|
|
if (*arg == NUL)
|
|
break;
|
|
if (!VIM_ISDIGIT(*arg))
|
|
{
|
|
p = skiptowhite_esc(arg);
|
|
bnr = buflist_findpat(arg, p,
|
|
command == DOBUF_WIPE || command == DOBUF_WIPE_REUSE,
|
|
FALSE, FALSE);
|
|
if (bnr < 0) // failed
|
|
break;
|
|
arg = p;
|
|
}
|
|
else
|
|
bnr = getdigits(&arg);
|
|
}
|
|
}
|
|
if (!got_int && do_current && do_buffer(command, DOBUF_FIRST,
|
|
FORWARD, do_current, forceit) == OK)
|
|
++deleted;
|
|
|
|
if (deleted == 0)
|
|
{
|
|
if (command == DOBUF_UNLOAD)
|
|
STRCPY(IObuff, _(e_no_buffers_were_unloaded));
|
|
else if (command == DOBUF_DEL)
|
|
STRCPY(IObuff, _(e_no_buffers_were_deleted));
|
|
else
|
|
STRCPY(IObuff, _(e_no_buffers_were_wiped_out));
|
|
errormsg = (char *)IObuff;
|
|
}
|
|
else if (deleted >= p_report)
|
|
{
|
|
if (command == DOBUF_UNLOAD)
|
|
smsg(NGETTEXT("%d buffer unloaded",
|
|
"%d buffers unloaded", deleted), deleted);
|
|
else if (command == DOBUF_DEL)
|
|
smsg(NGETTEXT("%d buffer deleted",
|
|
"%d buffers deleted", deleted), deleted);
|
|
else
|
|
smsg(NGETTEXT("%d buffer wiped out",
|
|
"%d buffers wiped out", deleted), deleted);
|
|
}
|
|
}
|
|
|
|
return errormsg;
|
|
}
|
|
|
|
/*
|
|
* Set current buffer to "buf". Executes autocommands and closes current
|
|
* buffer. "action" tells how to close the current buffer:
|
|
* DOBUF_GOTO free or hide it
|
|
* DOBUF_SPLIT nothing
|
|
* DOBUF_UNLOAD unload it
|
|
* DOBUF_DEL delete it
|
|
* DOBUF_WIPE wipe it out
|
|
* DOBUF_WIPE_REUSE wipe it out and add to "buf_reuse"
|
|
*/
|
|
void
|
|
set_curbuf(buf_T *buf, int action)
|
|
{
|
|
buf_T *prevbuf;
|
|
int unload = (action == DOBUF_UNLOAD || action == DOBUF_DEL
|
|
|| action == DOBUF_WIPE || action == DOBUF_WIPE_REUSE);
|
|
#ifdef FEAT_SYN_HL
|
|
long old_tw = curbuf->b_p_tw;
|
|
#endif
|
|
bufref_T newbufref;
|
|
bufref_T prevbufref;
|
|
int valid;
|
|
int last_winid = get_last_winid();
|
|
|
|
setpcmark();
|
|
if ((cmdmod.cmod_flags & CMOD_KEEPALT) == 0)
|
|
curwin->w_alt_fnum = curbuf->b_fnum; // remember alternate file
|
|
buflist_altfpos(curwin); // remember curpos
|
|
|
|
// Don't restart Select mode after switching to another buffer.
|
|
VIsual_reselect = FALSE;
|
|
|
|
// close_windows() or apply_autocmds() may change curbuf and wipe out "buf"
|
|
prevbuf = curbuf;
|
|
set_bufref(&prevbufref, prevbuf);
|
|
set_bufref(&newbufref, buf);
|
|
|
|
// Autocommands may delete the current buffer and/or the buffer we want to
|
|
// go to. In those cases don't close the buffer.
|
|
if (!apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf)
|
|
|| (bufref_valid(&prevbufref)
|
|
&& bufref_valid(&newbufref)
|
|
#ifdef FEAT_EVAL
|
|
&& !aborting()
|
|
#endif
|
|
))
|
|
{
|
|
#ifdef FEAT_SYN_HL
|
|
if (prevbuf == curwin->w_buffer)
|
|
reset_synblock(curwin);
|
|
#endif
|
|
// autocommands may have opened a new window
|
|
// with prevbuf, grr
|
|
if (unload ||
|
|
(last_winid != get_last_winid() &&
|
|
strchr((char *)"wdu", prevbuf->b_p_bh[0]) != NULL))
|
|
close_windows(prevbuf, FALSE);
|
|
#if defined(FEAT_EVAL)
|
|
if (bufref_valid(&prevbufref) && !aborting())
|
|
#else
|
|
if (bufref_valid(&prevbufref))
|
|
#endif
|
|
{
|
|
win_T *previouswin = curwin;
|
|
|
|
// Do not sync when in Insert mode and the buffer is open in
|
|
// another window, might be a timer doing something in another
|
|
// window.
|
|
if (prevbuf == curbuf
|
|
&& ((State & MODE_INSERT) == 0 || curbuf->b_nwindows <= 1))
|
|
u_sync(FALSE);
|
|
close_buffer(prevbuf == curwin->w_buffer ? curwin : NULL, prevbuf,
|
|
unload ? action : (action == DOBUF_GOTO
|
|
&& !buf_hide(prevbuf)
|
|
&& !bufIsChanged(prevbuf)) ? DOBUF_UNLOAD : 0,
|
|
FALSE, FALSE);
|
|
if (curwin != previouswin && win_valid(previouswin))
|
|
// autocommands changed curwin, Grr!
|
|
curwin = previouswin;
|
|
}
|
|
}
|
|
// An autocommand may have deleted "buf", already entered it (e.g., when
|
|
// it did ":bunload") or aborted the script processing.
|
|
// If curwin->w_buffer is null, enter_buffer() will make it valid again
|
|
valid = buf_valid(buf);
|
|
if ((valid && buf != curbuf
|
|
#ifdef FEAT_EVAL
|
|
&& !aborting()
|
|
#endif
|
|
) || curwin->w_buffer == NULL)
|
|
{
|
|
// autocommands changed curbuf and we will move to another
|
|
// buffer soon, so decrement curbuf->b_nwindows
|
|
if (curbuf != NULL && prevbuf != curbuf)
|
|
curbuf->b_nwindows--;
|
|
// If the buffer is not valid but curwin->w_buffer is NULL we must
|
|
// enter some buffer. Using the last one is hopefully OK.
|
|
if (!valid)
|
|
enter_buffer(lastbuf);
|
|
else
|
|
enter_buffer(buf);
|
|
#ifdef FEAT_SYN_HL
|
|
if (old_tw != curbuf->b_p_tw)
|
|
check_colorcolumn(NULL, curwin);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Enter a new current buffer.
|
|
* Old curbuf must have been abandoned already! This also means "curbuf" may
|
|
* be pointing to freed memory.
|
|
*/
|
|
static void
|
|
enter_buffer(buf_T *buf)
|
|
{
|
|
// when closing the current buffer stop Visual mode
|
|
if (VIsual_active
|
|
#if defined(EXITFREE)
|
|
&& !entered_free_all_mem
|
|
#endif
|
|
)
|
|
end_visual_mode();
|
|
|
|
// Get the buffer in the current window.
|
|
curwin->w_buffer = buf;
|
|
curbuf = buf;
|
|
++curbuf->b_nwindows;
|
|
|
|
// Copy buffer and window local option values. Not for a help buffer.
|
|
buf_copy_options(buf, BCO_ENTER | BCO_NOHELP);
|
|
if (!buf->b_help)
|
|
get_winopts(buf);
|
|
#ifdef FEAT_FOLDING
|
|
else
|
|
// Remove all folds in the window.
|
|
clearFolding(curwin);
|
|
foldUpdateAll(curwin); // update folds (later).
|
|
#endif
|
|
|
|
#ifdef FEAT_DIFF
|
|
if (curwin->w_p_diff)
|
|
diff_buf_add(curbuf);
|
|
#endif
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
curwin->w_s = &(curbuf->b_s);
|
|
#endif
|
|
|
|
// Cursor on first line by default.
|
|
curwin->w_cursor.lnum = 1;
|
|
curwin->w_cursor.col = 0;
|
|
curwin->w_cursor.coladd = 0;
|
|
curwin->w_set_curswant = TRUE;
|
|
curwin->w_topline_was_set = FALSE;
|
|
|
|
// mark cursor position as being invalid
|
|
curwin->w_valid = 0;
|
|
|
|
buflist_setfpos(curbuf, curwin, curbuf->b_last_cursor.lnum,
|
|
curbuf->b_last_cursor.col, TRUE);
|
|
|
|
// Make sure the buffer is loaded.
|
|
if (curbuf->b_ml.ml_mfp == NULL) // need to load the file
|
|
{
|
|
// If there is no filetype, allow for detecting one. Esp. useful for
|
|
// ":ball" used in an autocommand. If there already is a filetype we
|
|
// might prefer to keep it.
|
|
if (*curbuf->b_p_ft == NUL)
|
|
curbuf->b_did_filetype = FALSE;
|
|
|
|
open_buffer(FALSE, NULL, 0);
|
|
}
|
|
else
|
|
{
|
|
if (!msg_silent && !shortmess(SHM_FILEINFO))
|
|
need_fileinfo = TRUE; // display file info after redraw
|
|
|
|
// check if file changed
|
|
(void)buf_check_timestamp(curbuf, FALSE);
|
|
|
|
curwin->w_topline = 1;
|
|
#ifdef FEAT_DIFF
|
|
curwin->w_topfill = 0;
|
|
#endif
|
|
apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
|
|
apply_autocmds(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf);
|
|
}
|
|
|
|
// If autocommands did not change the cursor position, restore cursor lnum
|
|
// and possibly cursor col.
|
|
if (curwin->w_cursor.lnum == 1 && inindent(0))
|
|
buflist_getfpos();
|
|
|
|
check_arg_idx(curwin); // check for valid arg_idx
|
|
maketitle();
|
|
// when autocmds didn't change it
|
|
if (curwin->w_topline == 1 && !curwin->w_topline_was_set)
|
|
scroll_cursor_halfway(FALSE, FALSE); // redisplay at correct position
|
|
|
|
#ifdef FEAT_NETBEANS_INTG
|
|
// Send fileOpened event because we've changed buffers.
|
|
netbeans_file_activated(curbuf);
|
|
#endif
|
|
|
|
// Change directories when the 'acd' option is set.
|
|
DO_AUTOCHDIR;
|
|
|
|
#ifdef FEAT_KEYMAP
|
|
if (curbuf->b_kmap_state & KEYMAP_INIT)
|
|
(void)keymap_init();
|
|
#endif
|
|
#ifdef FEAT_SPELL
|
|
// May need to set the spell language. Can only do this after the buffer
|
|
// has been properly setup.
|
|
if (!curbuf->b_help && curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL)
|
|
(void)parse_spelllang(curwin);
|
|
#endif
|
|
#ifdef FEAT_VIMINFO
|
|
curbuf->b_last_used = vim_time();
|
|
#endif
|
|
|
|
redraw_later(UPD_NOT_VALID);
|
|
}
|
|
|
|
#if defined(FEAT_AUTOCHDIR) || defined(PROTO)
|
|
/*
|
|
* Change to the directory of the current buffer.
|
|
* Don't do this while still starting up.
|
|
*/
|
|
void
|
|
do_autochdir(void)
|
|
{
|
|
if ((starting == 0 || test_autochdir)
|
|
&& curbuf->b_ffname != NULL
|
|
&& vim_chdirfile(curbuf->b_ffname, "auto") == OK)
|
|
{
|
|
shorten_fnames(TRUE);
|
|
last_chdir_reason = "autochdir";
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
no_write_message_buf(buf_T *buf UNUSED)
|
|
{
|
|
#ifdef FEAT_TERMINAL
|
|
if (term_job_running(buf->b_term))
|
|
emsg(_(e_job_still_running_add_bang_to_end_the_job));
|
|
else
|
|
#endif
|
|
semsg(_(e_no_write_since_last_change_for_buffer_nr_add_bang_to_override),
|
|
buf->b_fnum);
|
|
}
|
|
|
|
void
|
|
no_write_message(void)
|
|
{
|
|
#ifdef FEAT_TERMINAL
|
|
if (term_job_running(curbuf->b_term))
|
|
emsg(_(e_job_still_running_add_bang_to_end_the_job));
|
|
else
|
|
#endif
|
|
emsg(_(e_no_write_since_last_change_add_bang_to_override));
|
|
}
|
|
|
|
void
|
|
no_write_message_nobang(buf_T *buf UNUSED)
|
|
{
|
|
#ifdef FEAT_TERMINAL
|
|
if (term_job_running(buf->b_term))
|
|
emsg(_(e_job_still_running));
|
|
else
|
|
#endif
|
|
emsg(_(e_no_write_since_last_change));
|
|
}
|
|
|
|
/*
|
|
* functions for dealing with the buffer list
|
|
*/
|
|
|
|
/*
|
|
* Return TRUE if the current buffer is empty, unnamed, unmodified and used in
|
|
* only one window. That means it can be re-used.
|
|
*/
|
|
int
|
|
curbuf_reusable(void)
|
|
{
|
|
return (curbuf != NULL
|
|
&& curbuf->b_ffname == NULL
|
|
&& curbuf->b_nwindows <= 1
|
|
&& (curbuf->b_ml.ml_mfp == NULL || BUFEMPTY())
|
|
&& !bt_quickfix(curbuf)
|
|
&& !curbufIsChanged());
|
|
}
|
|
|
|
/*
|
|
* Add a file name to the buffer list. Return a pointer to the buffer.
|
|
* If the same file name already exists return a pointer to that buffer.
|
|
* If it does not exist, or if fname == NULL, a new entry is created.
|
|
* If (flags & BLN_CURBUF) is TRUE, may use current buffer.
|
|
* If (flags & BLN_LISTED) is TRUE, add new buffer to buffer list.
|
|
* If (flags & BLN_DUMMY) is TRUE, don't count it as a real buffer.
|
|
* If (flags & BLN_NEW) is TRUE, don't use an existing buffer.
|
|
* If (flags & BLN_NOOPT) is TRUE, don't copy options from the current buffer
|
|
* if the buffer already exists.
|
|
* If (flags & BLN_REUSE) is TRUE, may use buffer number from "buf_reuse".
|
|
* This is the ONLY way to create a new buffer.
|
|
*/
|
|
buf_T *
|
|
buflist_new(
|
|
char_u *ffname_arg, // full path of fname or relative
|
|
char_u *sfname_arg, // short fname or NULL
|
|
linenr_T lnum, // preferred cursor line
|
|
int flags) // BLN_ defines
|
|
{
|
|
char_u *ffname = ffname_arg;
|
|
char_u *sfname = sfname_arg;
|
|
buf_T *buf;
|
|
#ifdef UNIX
|
|
stat_T st;
|
|
#endif
|
|
|
|
if (top_file_num == 1)
|
|
hash_init(&buf_hashtab);
|
|
|
|
fname_expand(curbuf, &ffname, &sfname); // will allocate ffname
|
|
|
|
/*
|
|
* If the file name already exists in the list, update the entry.
|
|
*/
|
|
#ifdef UNIX
|
|
// On Unix we can use inode numbers when the file exists. Works better
|
|
// for hard links.
|
|
if (sfname == NULL || mch_stat((char *)sfname, &st) < 0)
|
|
st.st_dev = (dev_T)-1;
|
|
#endif
|
|
if (ffname != NULL && !(flags & (BLN_DUMMY | BLN_NEW)) && (buf =
|
|
#ifdef UNIX
|
|
buflist_findname_stat(ffname, &st)
|
|
#else
|
|
buflist_findname(ffname)
|
|
#endif
|
|
) != NULL)
|
|
{
|
|
vim_free(ffname);
|
|
if (lnum != 0)
|
|
buflist_setfpos(buf, (flags & BLN_NOCURWIN) ? NULL : curwin,
|
|
lnum, (colnr_T)0, FALSE);
|
|
|
|
if ((flags & BLN_NOOPT) == 0)
|
|
// copy the options now, if 'cpo' doesn't have 's' and not done
|
|
// already
|
|
buf_copy_options(buf, 0);
|
|
|
|
if ((flags & BLN_LISTED) && !buf->b_p_bl)
|
|
{
|
|
bufref_T bufref;
|
|
|
|
buf->b_p_bl = TRUE;
|
|
set_bufref(&bufref, buf);
|
|
if (!(flags & BLN_DUMMY))
|
|
{
|
|
if (apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
return NULL;
|
|
}
|
|
}
|
|
return buf;
|
|
}
|
|
|
|
/*
|
|
* If the current buffer has no name and no contents, use the current
|
|
* buffer. Otherwise: Need to allocate a new buffer structure.
|
|
*
|
|
* This is the ONLY place where a new buffer structure is allocated!
|
|
* (A spell file buffer is allocated in spell.c, but that's not a normal
|
|
* buffer.)
|
|
*/
|
|
buf = NULL;
|
|
if ((flags & BLN_CURBUF) && curbuf_reusable())
|
|
{
|
|
buf = curbuf;
|
|
// It's like this buffer is deleted. Watch out for autocommands that
|
|
// change curbuf! If that happens, allocate a new buffer anyway.
|
|
buf_freeall(buf, BFA_WIPE | BFA_DEL);
|
|
if (buf != curbuf) // autocommands deleted the buffer!
|
|
return NULL;
|
|
#ifdef FEAT_EVAL
|
|
if (aborting()) // autocmds may abort script processing
|
|
{
|
|
vim_free(ffname);
|
|
return NULL;
|
|
}
|
|
#endif
|
|
}
|
|
if (buf != curbuf || curbuf == NULL)
|
|
{
|
|
buf = ALLOC_CLEAR_ONE(buf_T);
|
|
if (buf == NULL)
|
|
{
|
|
vim_free(ffname);
|
|
return NULL;
|
|
}
|
|
#ifdef FEAT_EVAL
|
|
// init b: variables
|
|
buf->b_vars = dict_alloc_id(aid_newbuf_bvars);
|
|
if (buf->b_vars == NULL)
|
|
{
|
|
vim_free(ffname);
|
|
vim_free(buf);
|
|
return NULL;
|
|
}
|
|
init_var_dict(buf->b_vars, &buf->b_bufvar, VAR_SCOPE);
|
|
#endif
|
|
init_changedtick(buf);
|
|
}
|
|
|
|
if (ffname != NULL)
|
|
{
|
|
buf->b_ffname = ffname;
|
|
buf->b_sfname = vim_strsave(sfname);
|
|
}
|
|
|
|
clear_wininfo(buf);
|
|
buf->b_wininfo = ALLOC_CLEAR_ONE(wininfo_T);
|
|
|
|
if ((ffname != NULL && (buf->b_ffname == NULL || buf->b_sfname == NULL))
|
|
|| buf->b_wininfo == NULL)
|
|
{
|
|
if (buf->b_sfname != buf->b_ffname)
|
|
VIM_CLEAR(buf->b_sfname);
|
|
else
|
|
buf->b_sfname = NULL;
|
|
VIM_CLEAR(buf->b_ffname);
|
|
if (buf != curbuf)
|
|
free_buffer(buf);
|
|
return NULL;
|
|
}
|
|
|
|
if (buf == curbuf)
|
|
{
|
|
free_buffer_stuff(buf, FALSE); // delete local variables et al.
|
|
|
|
// Init the options.
|
|
buf->b_p_initialized = FALSE;
|
|
buf_copy_options(buf, BCO_ENTER);
|
|
|
|
#ifdef FEAT_KEYMAP
|
|
// need to reload lmaps and set b:keymap_name
|
|
curbuf->b_kmap_state |= KEYMAP_INIT;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
// put the new buffer at the end of the buffer list
|
|
buf->b_next = NULL;
|
|
if (firstbuf == NULL) // buffer list is empty
|
|
{
|
|
buf->b_prev = NULL;
|
|
firstbuf = buf;
|
|
}
|
|
else // append new buffer at end of list
|
|
{
|
|
lastbuf->b_next = buf;
|
|
buf->b_prev = lastbuf;
|
|
}
|
|
lastbuf = buf;
|
|
|
|
if ((flags & BLN_REUSE) && buf_reuse.ga_len > 0)
|
|
{
|
|
// Recycle a previously used buffer number. Used for buffers which
|
|
// are normally hidden, e.g. in a popup window. Avoids that the
|
|
// buffer number grows rapidly.
|
|
--buf_reuse.ga_len;
|
|
buf->b_fnum = ((int *)buf_reuse.ga_data)[buf_reuse.ga_len];
|
|
|
|
// Move buffer to the right place in the buffer list.
|
|
while (buf->b_prev != NULL && buf->b_fnum < buf->b_prev->b_fnum)
|
|
{
|
|
buf_T *prev = buf->b_prev;
|
|
|
|
prev->b_next = buf->b_next;
|
|
if (prev->b_next != NULL)
|
|
prev->b_next->b_prev = prev;
|
|
buf->b_next = prev;
|
|
buf->b_prev = prev->b_prev;
|
|
if (buf->b_prev != NULL)
|
|
buf->b_prev->b_next = buf;
|
|
prev->b_prev = buf;
|
|
if (lastbuf == buf)
|
|
lastbuf = prev;
|
|
if (firstbuf == prev)
|
|
firstbuf = buf;
|
|
}
|
|
}
|
|
else
|
|
buf->b_fnum = top_file_num++;
|
|
if (top_file_num < 0) // wrap around (may cause duplicates)
|
|
{
|
|
emsg(_("W14: Warning: List of file names overflow"));
|
|
if (emsg_silent == 0 && !in_assert_fails)
|
|
{
|
|
out_flush();
|
|
ui_delay(3001L, TRUE); // make sure it is noticed
|
|
}
|
|
top_file_num = 1;
|
|
}
|
|
buf_hashtab_add(buf);
|
|
|
|
// Always copy the options from the current buffer.
|
|
buf_copy_options(buf, BCO_ALWAYS);
|
|
}
|
|
|
|
buf->b_wininfo->wi_fpos.lnum = lnum;
|
|
buf->b_wininfo->wi_win = curwin;
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
hash_init(&buf->b_s.b_keywtab);
|
|
hash_init(&buf->b_s.b_keywtab_ic);
|
|
#endif
|
|
|
|
buf->b_fname = buf->b_sfname;
|
|
#ifdef UNIX
|
|
if (st.st_dev == (dev_T)-1)
|
|
buf->b_dev_valid = FALSE;
|
|
else
|
|
{
|
|
buf->b_dev_valid = TRUE;
|
|
buf->b_dev = st.st_dev;
|
|
buf->b_ino = st.st_ino;
|
|
}
|
|
#endif
|
|
buf->b_u_synced = TRUE;
|
|
buf->b_flags = BF_CHECK_RO | BF_NEVERLOADED;
|
|
if (flags & BLN_DUMMY)
|
|
buf->b_flags |= BF_DUMMY;
|
|
buf_clear_file(buf);
|
|
clrallmarks(buf); // clear marks
|
|
fmarks_check_names(buf); // check file marks for this file
|
|
buf->b_p_bl = (flags & BLN_LISTED) ? TRUE : FALSE; // init 'buflisted'
|
|
if (!(flags & BLN_DUMMY))
|
|
{
|
|
bufref_T bufref;
|
|
|
|
// Tricky: these autocommands may change the buffer list. They could
|
|
// also split the window with re-using the one empty buffer. This may
|
|
// result in unexpectedly losing the empty buffer.
|
|
set_bufref(&bufref, buf);
|
|
if (apply_autocmds(EVENT_BUFNEW, NULL, NULL, FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
return NULL;
|
|
if (flags & BLN_LISTED)
|
|
{
|
|
if (apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, buf)
|
|
&& !bufref_valid(&bufref))
|
|
return NULL;
|
|
}
|
|
#ifdef FEAT_EVAL
|
|
if (aborting()) // autocmds may abort script processing
|
|
return NULL;
|
|
#endif
|
|
}
|
|
|
|
return buf;
|
|
}
|
|
|
|
/*
|
|
* Free the memory for the options of a buffer.
|
|
* If "free_p_ff" is TRUE also free 'fileformat', 'buftype' and
|
|
* 'fileencoding'.
|
|
*/
|
|
void
|
|
free_buf_options(
|
|
buf_T *buf,
|
|
int free_p_ff)
|
|
{
|
|
if (free_p_ff)
|
|
{
|
|
clear_string_option(&buf->b_p_fenc);
|
|
clear_string_option(&buf->b_p_ff);
|
|
clear_string_option(&buf->b_p_bh);
|
|
clear_string_option(&buf->b_p_bt);
|
|
}
|
|
#ifdef FEAT_FIND_ID
|
|
clear_string_option(&buf->b_p_def);
|
|
clear_string_option(&buf->b_p_inc);
|
|
# ifdef FEAT_EVAL
|
|
clear_string_option(&buf->b_p_inex);
|
|
# endif
|
|
#endif
|
|
#if defined(FEAT_EVAL)
|
|
clear_string_option(&buf->b_p_inde);
|
|
clear_string_option(&buf->b_p_indk);
|
|
#endif
|
|
#if defined(FEAT_BEVAL) && defined(FEAT_EVAL)
|
|
clear_string_option(&buf->b_p_bexpr);
|
|
#endif
|
|
#if defined(FEAT_CRYPT)
|
|
clear_string_option(&buf->b_p_cm);
|
|
#endif
|
|
clear_string_option(&buf->b_p_fp);
|
|
#if defined(FEAT_EVAL)
|
|
clear_string_option(&buf->b_p_fex);
|
|
#endif
|
|
#ifdef FEAT_CRYPT
|
|
# ifdef FEAT_SODIUM
|
|
if (buf->b_p_key != NULL && *buf->b_p_key != NUL
|
|
&& crypt_method_is_sodium(crypt_get_method_nr(buf)))
|
|
crypt_sodium_munlock(buf->b_p_key, STRLEN(buf->b_p_key));
|
|
# endif
|
|
clear_string_option(&buf->b_p_key);
|
|
#endif
|
|
clear_string_option(&buf->b_p_kp);
|
|
clear_string_option(&buf->b_p_mps);
|
|
clear_string_option(&buf->b_p_fo);
|
|
clear_string_option(&buf->b_p_flp);
|
|
clear_string_option(&buf->b_p_isk);
|
|
#ifdef FEAT_VARTABS
|
|
clear_string_option(&buf->b_p_vsts);
|
|
VIM_CLEAR(buf->b_p_vsts_nopaste);
|
|
VIM_CLEAR(buf->b_p_vsts_array);
|
|
clear_string_option(&buf->b_p_vts);
|
|
VIM_CLEAR(buf->b_p_vts_array);
|
|
#endif
|
|
#ifdef FEAT_KEYMAP
|
|
clear_string_option(&buf->b_p_keymap);
|
|
keymap_clear(&buf->b_kmap_ga);
|
|
ga_clear(&buf->b_kmap_ga);
|
|
#endif
|
|
clear_string_option(&buf->b_p_com);
|
|
#ifdef FEAT_FOLDING
|
|
clear_string_option(&buf->b_p_cms);
|
|
#endif
|
|
clear_string_option(&buf->b_p_nf);
|
|
#ifdef FEAT_SYN_HL
|
|
clear_string_option(&buf->b_p_syn);
|
|
clear_string_option(&buf->b_s.b_syn_isk);
|
|
#endif
|
|
#ifdef FEAT_SPELL
|
|
clear_string_option(&buf->b_s.b_p_spc);
|
|
clear_string_option(&buf->b_s.b_p_spf);
|
|
vim_regfree(buf->b_s.b_cap_prog);
|
|
buf->b_s.b_cap_prog = NULL;
|
|
clear_string_option(&buf->b_s.b_p_spl);
|
|
clear_string_option(&buf->b_s.b_p_spo);
|
|
#endif
|
|
clear_string_option(&buf->b_p_sua);
|
|
clear_string_option(&buf->b_p_ft);
|
|
clear_string_option(&buf->b_p_cink);
|
|
clear_string_option(&buf->b_p_cino);
|
|
clear_string_option(&buf->b_p_lop);
|
|
clear_string_option(&buf->b_p_cinsd);
|
|
clear_string_option(&buf->b_p_cinw);
|
|
clear_string_option(&buf->b_p_cot);
|
|
clear_string_option(&buf->b_p_cpt);
|
|
#ifdef FEAT_COMPL_FUNC
|
|
clear_string_option(&buf->b_p_cfu);
|
|
free_callback(&buf->b_cfu_cb);
|
|
clear_string_option(&buf->b_p_ofu);
|
|
free_callback(&buf->b_ofu_cb);
|
|
clear_string_option(&buf->b_p_tsrfu);
|
|
free_callback(&buf->b_tsrfu_cb);
|
|
#endif
|
|
#ifdef FEAT_QUICKFIX
|
|
clear_string_option(&buf->b_p_gp);
|
|
clear_string_option(&buf->b_p_mp);
|
|
clear_string_option(&buf->b_p_efm);
|
|
#endif
|
|
clear_string_option(&buf->b_p_ep);
|
|
clear_string_option(&buf->b_p_path);
|
|
clear_string_option(&buf->b_p_tags);
|
|
clear_string_option(&buf->b_p_tc);
|
|
#ifdef FEAT_EVAL
|
|
clear_string_option(&buf->b_p_tfu);
|
|
free_callback(&buf->b_tfu_cb);
|
|
clear_string_option(&buf->b_p_ffu);
|
|
free_callback(&buf->b_ffu_cb);
|
|
#endif
|
|
clear_string_option(&buf->b_p_dict);
|
|
clear_string_option(&buf->b_p_tsr);
|
|
clear_string_option(&buf->b_p_qe);
|
|
buf->b_p_ar = -1;
|
|
buf->b_p_ul = NO_LOCAL_UNDOLEVEL;
|
|
clear_string_option(&buf->b_p_lw);
|
|
clear_string_option(&buf->b_p_bkc);
|
|
clear_string_option(&buf->b_p_menc);
|
|
}
|
|
|
|
/*
|
|
* Get alternate file "n".
|
|
* Set linenr to "lnum" or altfpos.lnum if "lnum" == 0.
|
|
* Also set cursor column to altfpos.col if 'startofline' is not set.
|
|
* if (options & GETF_SETMARK) call setpcmark()
|
|
* if (options & GETF_ALT) we are jumping to an alternate file.
|
|
* if (options & GETF_SWITCH) respect 'switchbuf' settings when jumping
|
|
*
|
|
* Return FAIL for failure, OK for success.
|
|
*/
|
|
int
|
|
buflist_getfile(
|
|
int n,
|
|
linenr_T lnum,
|
|
int options,
|
|
int forceit)
|
|
{
|
|
buf_T *buf;
|
|
win_T *wp = NULL;
|
|
pos_T *fpos;
|
|
colnr_T col;
|
|
|
|
buf = buflist_findnr(n);
|
|
if (buf == NULL)
|
|
{
|
|
if ((options & GETF_ALT) && n == 0)
|
|
emsg(_(e_no_alternate_file));
|
|
else
|
|
semsg(_(e_buffer_nr_not_found), n);
|
|
return FAIL;
|
|
}
|
|
|
|
// if alternate file is the current buffer, nothing to do
|
|
if (buf == curbuf)
|
|
return OK;
|
|
|
|
if (text_or_buf_locked())
|
|
return FAIL;
|
|
|
|
// altfpos may be changed by getfile(), get it now
|
|
if (lnum == 0)
|
|
{
|
|
fpos = buflist_findfpos(buf);
|
|
lnum = fpos->lnum;
|
|
col = fpos->col;
|
|
}
|
|
else
|
|
col = 0;
|
|
|
|
if (options & GETF_SWITCH)
|
|
{
|
|
// If 'switchbuf' is set jump to the window containing "buf".
|
|
wp = swbuf_goto_win_with_buf(buf);
|
|
|
|
// If 'switchbuf' contains "split", "vsplit" or "newtab" and the
|
|
// current buffer isn't empty: open new tab or window
|
|
if (wp == NULL && (swb_flags & (SWB_VSPLIT | SWB_SPLIT | SWB_NEWTAB))
|
|
&& !BUFEMPTY())
|
|
{
|
|
if (swb_flags & SWB_NEWTAB)
|
|
tabpage_new();
|
|
else if (win_split(0, (swb_flags & SWB_VSPLIT) ? WSP_VERT : 0)
|
|
== FAIL)
|
|
return FAIL;
|
|
RESET_BINDING(curwin);
|
|
}
|
|
}
|
|
|
|
++RedrawingDisabled;
|
|
int retval = FAIL;
|
|
if (GETFILE_SUCCESS(getfile(buf->b_fnum, NULL, NULL,
|
|
(options & GETF_SETMARK), lnum, forceit)))
|
|
{
|
|
// cursor is at to BOL and w_cursor.lnum is checked due to getfile()
|
|
if (!p_sol && col != 0)
|
|
{
|
|
curwin->w_cursor.col = col;
|
|
check_cursor_col();
|
|
curwin->w_cursor.coladd = 0;
|
|
curwin->w_set_curswant = TRUE;
|
|
}
|
|
retval = OK;
|
|
}
|
|
|
|
if (RedrawingDisabled > 0)
|
|
--RedrawingDisabled;
|
|
return retval;
|
|
}
|
|
|
|
/*
|
|
* go to the last know line number for the current buffer
|
|
*/
|
|
static void
|
|
buflist_getfpos(void)
|
|
{
|
|
pos_T *fpos;
|
|
|
|
fpos = buflist_findfpos(curbuf);
|
|
|
|
curwin->w_cursor.lnum = fpos->lnum;
|
|
check_cursor_lnum();
|
|
|
|
if (p_sol)
|
|
curwin->w_cursor.col = 0;
|
|
else
|
|
{
|
|
curwin->w_cursor.col = fpos->col;
|
|
check_cursor_col();
|
|
curwin->w_cursor.coladd = 0;
|
|
curwin->w_set_curswant = TRUE;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Find file in buffer list by name (it has to be for the current window).
|
|
* Returns NULL if not found.
|
|
*/
|
|
buf_T *
|
|
buflist_findname_exp(char_u *fname)
|
|
{
|
|
char_u *ffname;
|
|
buf_T *buf = NULL;
|
|
|
|
// First make the name into a full path name
|
|
ffname = FullName_save(fname,
|
|
#ifdef UNIX
|
|
TRUE // force expansion, get rid of symbolic links
|
|
#else
|
|
FALSE
|
|
#endif
|
|
);
|
|
if (ffname != NULL)
|
|
{
|
|
buf = buflist_findname(ffname);
|
|
vim_free(ffname);
|
|
}
|
|
return buf;
|
|
}
|
|
|
|
/*
|
|
* Find file in buffer list by name (it has to be for the current window).
|
|
* "ffname" must have a full path.
|
|
* Skips dummy buffers.
|
|
* Returns NULL if not found.
|
|
*/
|
|
buf_T *
|
|
buflist_findname(char_u *ffname)
|
|
{
|
|
#ifdef UNIX
|
|
stat_T st;
|
|
|
|
if (mch_stat((char *)ffname, &st) < 0)
|
|
st.st_dev = (dev_T)-1;
|
|
return buflist_findname_stat(ffname, &st);
|
|
}
|
|
|
|
/*
|
|
* Same as buflist_findname(), but pass the stat structure to avoid getting it
|
|
* twice for the same file.
|
|
* Returns NULL if not found.
|
|
*/
|
|
static buf_T *
|
|
buflist_findname_stat(
|
|
char_u *ffname,
|
|
stat_T *stp)
|
|
{
|
|
#endif
|
|
buf_T *buf;
|
|
|
|
// Start at the last buffer, expect to find a match sooner.
|
|
FOR_ALL_BUFS_FROM_LAST(buf)
|
|
if ((buf->b_flags & BF_DUMMY) == 0 && !otherfile_buf(buf, ffname
|
|
#ifdef UNIX
|
|
, stp
|
|
#endif
|
|
))
|
|
return buf;
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* Find file in buffer list by a regexp pattern.
|
|
* Return fnum of the found buffer.
|
|
* Return < 0 for error.
|
|
*/
|
|
int
|
|
buflist_findpat(
|
|
char_u *pattern,
|
|
char_u *pattern_end, // pointer to first char after pattern
|
|
int unlisted, // find unlisted buffers
|
|
int diffmode UNUSED, // find diff-mode buffers only
|
|
int curtab_only) // find buffers in current tab only
|
|
{
|
|
buf_T *buf;
|
|
int match = -1;
|
|
int find_listed;
|
|
char_u *pat;
|
|
char_u *patend;
|
|
int attempt;
|
|
char_u *p;
|
|
int toggledollar;
|
|
|
|
// "%" is current file, "%%" or "#" is alternate file
|
|
if ((pattern_end == pattern + 1 && (*pattern == '%' || *pattern == '#'))
|
|
|| (in_vim9script() && pattern_end == pattern + 2
|
|
&& pattern[0] == '%' && pattern[1] == '%'))
|
|
{
|
|
if (*pattern == '#' || pattern_end == pattern + 2)
|
|
match = curwin->w_alt_fnum;
|
|
else
|
|
match = curbuf->b_fnum;
|
|
#ifdef FEAT_DIFF
|
|
if (diffmode && !diff_mode_buf(buflist_findnr(match)))
|
|
match = -1;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Try four ways of matching a listed buffer:
|
|
* attempt == 0: without '^' or '$' (at any position)
|
|
* attempt == 1: with '^' at start (only at position 0)
|
|
* attempt == 2: with '$' at end (only match at end)
|
|
* attempt == 3: with '^' at start and '$' at end (only full match)
|
|
* Repeat this for finding an unlisted buffer if there was no matching
|
|
* listed buffer.
|
|
*/
|
|
else
|
|
{
|
|
pat = file_pat_to_reg_pat(pattern, pattern_end, NULL, FALSE);
|
|
if (pat == NULL)
|
|
return -1;
|
|
patend = pat + STRLEN(pat) - 1;
|
|
toggledollar = (patend > pat && *patend == '$');
|
|
|
|
// First try finding a listed buffer. If not found and "unlisted"
|
|
// is TRUE, try finding an unlisted buffer.
|
|
find_listed = TRUE;
|
|
for (;;)
|
|
{
|
|
for (attempt = 0; attempt <= 3; ++attempt)
|
|
{
|
|
regmatch_T regmatch;
|
|
|
|
// may add '^' and '$'
|
|
if (toggledollar)
|
|
*patend = (attempt < 2) ? NUL : '$'; // add/remove '$'
|
|
p = pat;
|
|
if (*p == '^' && !(attempt & 1)) // add/remove '^'
|
|
++p;
|
|
regmatch.regprog = vim_regcomp(p, magic_isset() ? RE_MAGIC : 0);
|
|
|
|
FOR_ALL_BUFS_FROM_LAST(buf)
|
|
{
|
|
if (regmatch.regprog == NULL)
|
|
{
|
|
// invalid pattern, possibly after switching engine
|
|
vim_free(pat);
|
|
return -1;
|
|
}
|
|
if (buf->b_p_bl == find_listed
|
|
#ifdef FEAT_DIFF
|
|
&& (!diffmode || diff_mode_buf(buf))
|
|
#endif
|
|
&& buflist_match(®match, buf, FALSE) != NULL)
|
|
{
|
|
if (curtab_only)
|
|
{
|
|
// Ignore the match if the buffer is not open in
|
|
// the current tab.
|
|
win_T *wp;
|
|
|
|
FOR_ALL_WINDOWS(wp)
|
|
if (wp->w_buffer == buf)
|
|
break;
|
|
if (wp == NULL)
|
|
continue;
|
|
}
|
|
if (match >= 0) // already found a match
|
|
{
|
|
match = -2;
|
|
break;
|
|
}
|
|
match = buf->b_fnum; // remember first match
|
|
}
|
|
}
|
|
|
|
vim_regfree(regmatch.regprog);
|
|
if (match >= 0) // found one match
|
|
break;
|
|
}
|
|
|
|
// Only search for unlisted buffers if there was no match with
|
|
// a listed buffer.
|
|
if (!unlisted || !find_listed || match != -1)
|
|
break;
|
|
find_listed = FALSE;
|
|
}
|
|
|
|
vim_free(pat);
|
|
}
|
|
|
|
if (match == -2)
|
|
semsg(_(e_more_than_one_match_for_str), pattern);
|
|
else if (match < 0)
|
|
semsg(_(e_no_matching_buffer_for_str), pattern);
|
|
return match;
|
|
}
|
|
|
|
#ifdef FEAT_VIMINFO
|
|
typedef struct {
|
|
buf_T *buf;
|
|
char_u *match;
|
|
} bufmatch_T;
|
|
#endif
|
|
|
|
/*
|
|
* Find all buffer names that match.
|
|
* For command line expansion of ":buf" and ":sbuf".
|
|
* Return OK if matches found, FAIL otherwise.
|
|
*/
|
|
int
|
|
ExpandBufnames(
|
|
char_u *pat,
|
|
int *num_file,
|
|
char_u ***file,
|
|
int options)
|
|
{
|
|
int count;
|
|
buf_T *buf;
|
|
int round;
|
|
char_u *p;
|
|
char_u *patc = NULL;
|
|
#ifdef FEAT_VIMINFO
|
|
bufmatch_T *matches = NULL;
|
|
#endif
|
|
int fuzzy;
|
|
fuzmatch_str_T *fuzmatch = NULL;
|
|
regmatch_T regmatch;
|
|
int score = 0;
|
|
int to_free = FALSE;
|
|
|
|
*num_file = 0; // return values in case of FAIL
|
|
*file = NULL;
|
|
|
|
#ifdef FEAT_DIFF
|
|
if ((options & BUF_DIFF_FILTER) && !curwin->w_p_diff)
|
|
return FAIL;
|
|
#endif
|
|
|
|
fuzzy = cmdline_fuzzy_complete(pat);
|
|
|
|
// Make a copy of "pat" and change "^" to "\(^\|[\/]\)" (if doing regular
|
|
// expression matching)
|
|
if (!fuzzy)
|
|
{
|
|
if (*pat == '^' && pat[1] != NUL)
|
|
{
|
|
int len = (int)STRLEN(pat);
|
|
patc = alloc(len);
|
|
if (patc == NULL)
|
|
return FAIL;
|
|
STRNCPY(patc, pat + 1, len - 1);
|
|
patc[len - 1] = NUL;
|
|
to_free = TRUE;
|
|
}
|
|
else if (*pat == '^')
|
|
patc = (char_u *)"";
|
|
else
|
|
patc = pat;
|
|
regmatch.regprog = vim_regcomp(patc, RE_MAGIC);
|
|
}
|
|
|
|
// round == 1: Count the matches.
|
|
// round == 2: Build the array to keep the matches.
|
|
for (round = 1; round <= 2; ++round)
|
|
{
|
|
count = 0;
|
|
FOR_ALL_BUFFERS(buf)
|
|
{
|
|
if (!buf->b_p_bl) // skip unlisted buffers
|
|
continue;
|
|
#ifdef FEAT_DIFF
|
|
if (options & BUF_DIFF_FILTER)
|
|
// Skip buffers not suitable for
|
|
// :diffget or :diffput completion.
|
|
if (buf == curbuf || !diff_mode_buf(buf))
|
|
continue;
|
|
#endif
|
|
|
|
if (!fuzzy)
|
|
{
|
|
if (regmatch.regprog == NULL)
|
|
{
|
|
// invalid pattern, possibly after recompiling
|
|
if (to_free)
|
|
vim_free(patc);
|
|
return FAIL;
|
|
}
|
|
p = buflist_match(®match, buf, p_wic);
|
|
}
|
|
else
|
|
{
|
|
p = NULL;
|
|
// first try matching with the short file name
|
|
if ((score = fuzzy_match_str(buf->b_sfname, pat)) != 0)
|
|
p = buf->b_sfname;
|
|
if (p == NULL)
|
|
{
|
|
// next try matching with the full path file name
|
|
if ((score = fuzzy_match_str(buf->b_ffname, pat)) != 0)
|
|
p = buf->b_ffname;
|
|
}
|
|
}
|
|
|
|
if (p == NULL)
|
|
continue;
|
|
|
|
if (round == 1)
|
|
{
|
|
++count;
|
|
continue;
|
|
}
|
|
|
|
if (options & WILD_HOME_REPLACE)
|
|
p = home_replace_save(buf, p);
|
|
else
|
|
p = vim_strsave(p);
|
|
|
|
if (!fuzzy)
|
|
{
|
|
#ifdef FEAT_VIMINFO
|
|
if (matches != NULL)
|
|
{
|
|
matches[count].buf = buf;
|
|
matches[count].match = p;
|
|
count++;
|
|
}
|
|
else
|
|
#endif
|
|
(*file)[count++] = p;
|
|
}
|
|
else
|
|
{
|
|
fuzmatch[count].idx = count;
|
|
fuzmatch[count].str = p;
|
|
fuzmatch[count].score = score;
|
|
count++;
|
|
}
|
|
}
|
|
if (count == 0) // no match found, break here
|
|
break;
|
|
if (round == 1)
|
|
{
|
|
if (!fuzzy)
|
|
{
|
|
*file = ALLOC_MULT(char_u *, count);
|
|
if (*file == NULL)
|
|
{
|
|
vim_regfree(regmatch.regprog);
|
|
if (to_free)
|
|
vim_free(patc);
|
|
return FAIL;
|
|
}
|
|
#ifdef FEAT_VIMINFO
|
|
if (options & WILD_BUFLASTUSED)
|
|
matches = ALLOC_MULT(bufmatch_T, count);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
fuzmatch = ALLOC_MULT(fuzmatch_str_T, count);
|
|
if (fuzmatch == NULL)
|
|
{
|
|
*num_file = 0;
|
|
*file = NULL;
|
|
return FAIL;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!fuzzy)
|
|
{
|
|
vim_regfree(regmatch.regprog);
|
|
if (to_free)
|
|
vim_free(patc);
|
|
}
|
|
|
|
if (!fuzzy)
|
|
{
|
|
#ifdef FEAT_VIMINFO
|
|
if (matches != NULL)
|
|
{
|
|
int i;
|
|
if (count > 1)
|
|
qsort(matches, count, sizeof(bufmatch_T), buf_compare);
|
|
// if the current buffer is first in the list, place it at the end
|
|
if (matches[0].buf == curbuf)
|
|
{
|
|
for (i = 1; i < count; i++)
|
|
(*file)[i-1] = matches[i].match;
|
|
(*file)[count-1] = matches[0].match;
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < count; i++)
|
|
(*file)[i] = matches[i].match;
|
|
}
|
|
vim_free(matches);
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
if (fuzzymatches_to_strmatches(fuzmatch, file, count, FALSE) == FAIL)
|
|
return FAIL;
|
|
}
|
|
|
|
*num_file = count;
|
|
return (count == 0 ? FAIL : OK);
|
|
}
|
|
|
|
/*
|
|
* Check for a match on the file name for buffer "buf" with regprog "prog".
|
|
* Note that rmp->regprog may become NULL when switching regexp engine.
|
|
*/
|
|
static char_u *
|
|
buflist_match(
|
|
regmatch_T *rmp,
|
|
buf_T *buf,
|
|
int ignore_case) // when TRUE ignore case, when FALSE use 'fic'
|
|
{
|
|
char_u *match;
|
|
|
|
// First try the short file name, then the long file name.
|
|
match = fname_match(rmp, buf->b_sfname, ignore_case);
|
|
if (match == NULL && rmp->regprog != NULL)
|
|
match = fname_match(rmp, buf->b_ffname, ignore_case);
|
|
|
|
return match;
|
|
}
|
|
|
|
/*
|
|
* Try matching the regexp in "rmp->regprog" with file name "name".
|
|
* Note that rmp->regprog may become NULL when switching regexp engine.
|
|
* Return "name" when there is a match, NULL when not.
|
|
*/
|
|
static char_u *
|
|
fname_match(
|
|
regmatch_T *rmp,
|
|
char_u *name,
|
|
int ignore_case) // when TRUE ignore case, when FALSE use 'fic'
|
|
{
|
|
char_u *match = NULL;
|
|
char_u *p;
|
|
|
|
// extra check for valid arguments
|
|
if (name == NULL || rmp->regprog == NULL)
|
|
return NULL;
|
|
|
|
// Ignore case when 'fileignorecase' or the argument is set.
|
|
rmp->rm_ic = p_fic || ignore_case;
|
|
if (vim_regexec(rmp, name, (colnr_T)0))
|
|
match = name;
|
|
else if (rmp->regprog != NULL)
|
|
{
|
|
// Replace $(HOME) with '~' and try matching again.
|
|
p = home_replace_save(NULL, name);
|
|
if (p != NULL && vim_regexec(rmp, p, (colnr_T)0))
|
|
match = name;
|
|
vim_free(p);
|
|
}
|
|
|
|
return match;
|
|
}
|
|
|
|
/*
|
|
* Find a file in the buffer list by buffer number.
|
|
*/
|
|
buf_T *
|
|
buflist_findnr(int nr)
|
|
{
|
|
char_u key[VIM_SIZEOF_INT * 2 + 1];
|
|
hashitem_T *hi;
|
|
|
|
if (nr == 0)
|
|
nr = curwin->w_alt_fnum;
|
|
sprintf((char *)key, "%x", nr);
|
|
hi = hash_find(&buf_hashtab, key);
|
|
|
|
if (!HASHITEM_EMPTY(hi))
|
|
return (buf_T *)(hi->hi_key
|
|
- ((unsigned)(curbuf->b_key - (char_u *)curbuf)));
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* Get name of file 'n' in the buffer list.
|
|
* When the file has no name an empty string is returned.
|
|
* home_replace() is used to shorten the file name (used for marks).
|
|
* Returns a pointer to allocated memory, of NULL when failed.
|
|
*/
|
|
char_u *
|
|
buflist_nr2name(
|
|
int n,
|
|
int fullname,
|
|
int helptail) // for help buffers return tail only
|
|
{
|
|
buf_T *buf;
|
|
|
|
buf = buflist_findnr(n);
|
|
if (buf == NULL)
|
|
return NULL;
|
|
return home_replace_save(helptail ? buf : NULL,
|
|
fullname ? buf->b_ffname : buf->b_fname);
|
|
}
|
|
|
|
/*
|
|
* Set the "lnum" and "col" for the buffer "buf" and the current window.
|
|
* When "copy_options" is TRUE save the local window option values.
|
|
* When "lnum" is 0 only do the options.
|
|
*/
|
|
void
|
|
buflist_setfpos(
|
|
buf_T *buf,
|
|
win_T *win, // may be NULL when using :badd
|
|
linenr_T lnum,
|
|
colnr_T col,
|
|
int copy_options)
|
|
{
|
|
wininfo_T *wip;
|
|
|
|
FOR_ALL_BUF_WININFO(buf, wip)
|
|
if (wip->wi_win == win)
|
|
break;
|
|
if (wip == NULL)
|
|
{
|
|
// allocate a new entry
|
|
wip = ALLOC_CLEAR_ONE(wininfo_T);
|
|
if (wip == NULL)
|
|
return;
|
|
wip->wi_win = win;
|
|
if (lnum == 0) // set lnum even when it's 0
|
|
lnum = 1;
|
|
}
|
|
else
|
|
{
|
|
// remove the entry from the list
|
|
if (wip->wi_prev)
|
|
wip->wi_prev->wi_next = wip->wi_next;
|
|
else
|
|
buf->b_wininfo = wip->wi_next;
|
|
if (wip->wi_next)
|
|
wip->wi_next->wi_prev = wip->wi_prev;
|
|
if (copy_options && wip->wi_optset)
|
|
{
|
|
clear_winopt(&wip->wi_opt);
|
|
#ifdef FEAT_FOLDING
|
|
deleteFoldRecurse(&wip->wi_folds);
|
|
#endif
|
|
}
|
|
}
|
|
if (lnum != 0)
|
|
{
|
|
wip->wi_fpos.lnum = lnum;
|
|
wip->wi_fpos.col = col;
|
|
}
|
|
if (win != NULL)
|
|
wip->wi_changelistidx = win->w_changelistidx;
|
|
if (copy_options && win != NULL)
|
|
{
|
|
// Save the window-specific option values.
|
|
copy_winopt(&win->w_onebuf_opt, &wip->wi_opt);
|
|
#ifdef FEAT_FOLDING
|
|
wip->wi_fold_manual = win->w_fold_manual;
|
|
cloneFoldGrowArray(&win->w_folds, &wip->wi_folds);
|
|
#endif
|
|
wip->wi_optset = TRUE;
|
|
}
|
|
|
|
// insert the entry in front of the list
|
|
wip->wi_next = buf->b_wininfo;
|
|
buf->b_wininfo = wip;
|
|
wip->wi_prev = NULL;
|
|
if (wip->wi_next)
|
|
wip->wi_next->wi_prev = wip;
|
|
}
|
|
|
|
#ifdef FEAT_DIFF
|
|
/*
|
|
* Return TRUE when "wip" has 'diff' set and the diff is only for another tab
|
|
* page. That's because a diff is local to a tab page.
|
|
*/
|
|
static int
|
|
wininfo_other_tab_diff(wininfo_T *wip)
|
|
{
|
|
win_T *wp;
|
|
|
|
if (!wip->wi_opt.wo_diff)
|
|
return FALSE;
|
|
|
|
FOR_ALL_WINDOWS(wp)
|
|
// return FALSE when it's a window in the current tab page, thus
|
|
// the buffer was in diff mode here
|
|
if (wip->wi_win == wp)
|
|
return FALSE;
|
|
return TRUE;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Find info for the current window in buffer "buf".
|
|
* If not found, return the info for the most recently used window.
|
|
* When "need_options" is TRUE skip entries where wi_optset is FALSE.
|
|
* When "skip_diff_buffer" is TRUE avoid windows with 'diff' set that is in
|
|
* another tab page.
|
|
* Returns NULL when there isn't any info.
|
|
*/
|
|
static wininfo_T *
|
|
find_wininfo(
|
|
buf_T *buf,
|
|
int need_options,
|
|
int skip_diff_buffer UNUSED)
|
|
{
|
|
wininfo_T *wip;
|
|
|
|
FOR_ALL_BUF_WININFO(buf, wip)
|
|
if (wip->wi_win == curwin
|
|
#ifdef FEAT_DIFF
|
|
&& (!skip_diff_buffer || !wininfo_other_tab_diff(wip))
|
|
#endif
|
|
|
|
&& (!need_options || wip->wi_optset))
|
|
break;
|
|
|
|
if (wip != NULL)
|
|
return wip;
|
|
|
|
// If no wininfo for curwin, use the first in the list (that doesn't have
|
|
// 'diff' set and is in another tab page).
|
|
// If "need_options" is TRUE skip entries that don't have options set,
|
|
// unless the window is editing "buf", so we can copy from the window
|
|
// itself.
|
|
#ifdef FEAT_DIFF
|
|
if (skip_diff_buffer)
|
|
{
|
|
FOR_ALL_BUF_WININFO(buf, wip)
|
|
if (!wininfo_other_tab_diff(wip)
|
|
&& (!need_options || wip->wi_optset
|
|
|| (wip->wi_win != NULL
|
|
&& wip->wi_win->w_buffer == buf)))
|
|
break;
|
|
}
|
|
else
|
|
#endif
|
|
wip = buf->b_wininfo;
|
|
return wip;
|
|
}
|
|
|
|
/*
|
|
* Reset the local window options to the values last used in this window.
|
|
* If the buffer wasn't used in this window before, use the values from
|
|
* the most recently used window. If the values were never set, use the
|
|
* global values for the window.
|
|
*/
|
|
void
|
|
get_winopts(buf_T *buf)
|
|
{
|
|
wininfo_T *wip;
|
|
|
|
clear_winopt(&curwin->w_onebuf_opt);
|
|
#ifdef FEAT_FOLDING
|
|
clearFolding(curwin);
|
|
#endif
|
|
|
|
wip = find_wininfo(buf, TRUE, TRUE);
|
|
if (wip != NULL && wip->wi_win != NULL
|
|
&& wip->wi_win != curwin && wip->wi_win->w_buffer == buf)
|
|
{
|
|
// The buffer is currently displayed in the window: use the actual
|
|
// option values instead of the saved (possibly outdated) values.
|
|
win_T *wp = wip->wi_win;
|
|
|
|
copy_winopt(&wp->w_onebuf_opt, &curwin->w_onebuf_opt);
|
|
#ifdef FEAT_FOLDING
|
|
curwin->w_fold_manual = wp->w_fold_manual;
|
|
curwin->w_foldinvalid = TRUE;
|
|
cloneFoldGrowArray(&wp->w_folds, &curwin->w_folds);
|
|
#endif
|
|
}
|
|
else if (wip != NULL && wip->wi_optset)
|
|
{
|
|
// the buffer was displayed in the current window earlier
|
|
copy_winopt(&wip->wi_opt, &curwin->w_onebuf_opt);
|
|
#ifdef FEAT_FOLDING
|
|
curwin->w_fold_manual = wip->wi_fold_manual;
|
|
curwin->w_foldinvalid = TRUE;
|
|
cloneFoldGrowArray(&wip->wi_folds, &curwin->w_folds);
|
|
#endif
|
|
}
|
|
else
|
|
copy_winopt(&curwin->w_allbuf_opt, &curwin->w_onebuf_opt);
|
|
if (wip != NULL)
|
|
curwin->w_changelistidx = wip->wi_changelistidx;
|
|
|
|
#ifdef FEAT_FOLDING
|
|
// Set 'foldlevel' to 'foldlevelstart' if it's not negative.
|
|
if (p_fdls >= 0)
|
|
curwin->w_p_fdl = p_fdls;
|
|
#endif
|
|
after_copy_winopt(curwin);
|
|
}
|
|
|
|
/*
|
|
* Find the position (lnum and col) for the buffer 'buf' for the current
|
|
* window.
|
|
* Returns a pointer to no_position if no position is found.
|
|
*/
|
|
pos_T *
|
|
buflist_findfpos(buf_T *buf)
|
|
{
|
|
wininfo_T *wip;
|
|
static pos_T no_position = {1, 0, 0};
|
|
|
|
wip = find_wininfo(buf, FALSE, FALSE);
|
|
if (wip != NULL)
|
|
return &(wip->wi_fpos);
|
|
else
|
|
return &no_position;
|
|
}
|
|
|
|
/*
|
|
* Find the lnum for the buffer 'buf' for the current window.
|
|
*/
|
|
linenr_T
|
|
buflist_findlnum(buf_T *buf)
|
|
{
|
|
return buflist_findfpos(buf)->lnum;
|
|
}
|
|
|
|
/*
|
|
* List all known file names (for :files and :buffers command).
|
|
*/
|
|
void
|
|
buflist_list(exarg_T *eap)
|
|
{
|
|
buf_T *buf = firstbuf;
|
|
int len;
|
|
int i;
|
|
int ro_char;
|
|
int changed_char;
|
|
#ifdef FEAT_TERMINAL
|
|
int job_running;
|
|
int job_none_open;
|
|
#endif
|
|
|
|
#ifdef FEAT_VIMINFO
|
|
garray_T buflist;
|
|
buf_T **buflist_data = NULL, **p;
|
|
|
|
if (vim_strchr(eap->arg, 't'))
|
|
{
|
|
ga_init2(&buflist, sizeof(buf_T *), 50);
|
|
FOR_ALL_BUFFERS(buf)
|
|
{
|
|
if (ga_grow(&buflist, 1) == OK)
|
|
((buf_T **)buflist.ga_data)[buflist.ga_len++] = buf;
|
|
}
|
|
|
|
qsort(buflist.ga_data, (size_t)buflist.ga_len,
|
|
sizeof(buf_T *), buf_compare);
|
|
|
|
buflist_data = (buf_T **)buflist.ga_data;
|
|
buf = *buflist_data;
|
|
}
|
|
p = buflist_data;
|
|
|
|
for (; buf != NULL && !got_int; buf = buflist_data != NULL
|
|
? (++p < buflist_data + buflist.ga_len ? *p : NULL)
|
|
: buf->b_next)
|
|
#else
|
|
for (buf = firstbuf; buf != NULL && !got_int; buf = buf->b_next)
|
|
#endif
|
|
{
|
|
#ifdef FEAT_TERMINAL
|
|
job_running = term_job_running(buf->b_term);
|
|
job_none_open = term_none_open(buf->b_term);
|
|
#endif
|
|
// skip unlisted buffers, unless ! was used
|
|
if ((!buf->b_p_bl && !eap->forceit && !vim_strchr(eap->arg, 'u'))
|
|
|| (vim_strchr(eap->arg, 'u') && buf->b_p_bl)
|
|
|| (vim_strchr(eap->arg, '+')
|
|
&& ((buf->b_flags & BF_READERR) || !bufIsChanged(buf)))
|
|
|| (vim_strchr(eap->arg, 'a')
|
|
&& (buf->b_ml.ml_mfp == NULL || buf->b_nwindows == 0))
|
|
|| (vim_strchr(eap->arg, 'h')
|
|
&& (buf->b_ml.ml_mfp == NULL || buf->b_nwindows != 0))
|
|
#ifdef FEAT_TERMINAL
|
|
|| (vim_strchr(eap->arg, 'R')
|
|
&& (!job_running || (job_running && job_none_open)))
|
|
|| (vim_strchr(eap->arg, '?')
|
|
&& (!job_running || (job_running && !job_none_open)))
|
|
|| (vim_strchr(eap->arg, 'F')
|
|
&& (job_running || buf->b_term == NULL))
|
|
#endif
|
|
|| (vim_strchr(eap->arg, '-') && buf->b_p_ma)
|
|
|| (vim_strchr(eap->arg, '=') && !buf->b_p_ro)
|
|
|| (vim_strchr(eap->arg, 'x') && !(buf->b_flags & BF_READERR))
|
|
|| (vim_strchr(eap->arg, '%') && buf != curbuf)
|
|
|| (vim_strchr(eap->arg, '#')
|
|
&& (buf == curbuf || curwin->w_alt_fnum != buf->b_fnum)))
|
|
continue;
|
|
if (buf_spname(buf) != NULL)
|
|
vim_strncpy(NameBuff, buf_spname(buf), MAXPATHL - 1);
|
|
else
|
|
home_replace(buf, buf->b_fname, NameBuff, MAXPATHL, TRUE);
|
|
if (message_filtered(NameBuff))
|
|
continue;
|
|
|
|
changed_char = (buf->b_flags & BF_READERR) ? 'x'
|
|
: (bufIsChanged(buf) ? '+' : ' ');
|
|
#ifdef FEAT_TERMINAL
|
|
if (job_running)
|
|
{
|
|
if (job_none_open)
|
|
ro_char = '?';
|
|
else
|
|
ro_char = 'R';
|
|
changed_char = ' '; // bufIsChanged() returns TRUE to avoid
|
|
// closing, but it's not actually changed.
|
|
}
|
|
else if (buf->b_term != NULL)
|
|
ro_char = 'F';
|
|
else
|
|
#endif
|
|
ro_char = !buf->b_p_ma ? '-' : (buf->b_p_ro ? '=' : ' ');
|
|
|
|
msg_putchar('\n');
|
|
len = vim_snprintf((char *)IObuff, IOSIZE - 20, "%3d%c%c%c%c%c \"%s\"",
|
|
buf->b_fnum,
|
|
buf->b_p_bl ? ' ' : 'u',
|
|
buf == curbuf ? '%' :
|
|
(curwin->w_alt_fnum == buf->b_fnum ? '#' : ' '),
|
|
buf->b_ml.ml_mfp == NULL ? ' ' :
|
|
(buf->b_nwindows == 0 ? 'h' : 'a'),
|
|
ro_char,
|
|
changed_char,
|
|
NameBuff);
|
|
if (len > IOSIZE - 20)
|
|
len = IOSIZE - 20;
|
|
|
|
// put "line 999" in column 40 or after the file name
|
|
i = 40 - vim_strsize(IObuff);
|
|
do
|
|
IObuff[len++] = ' ';
|
|
while (--i > 0 && len < IOSIZE - 18);
|
|
#ifdef FEAT_VIMINFO
|
|
if (vim_strchr(eap->arg, 't') && buf->b_last_used)
|
|
add_time(IObuff + len, (size_t)(IOSIZE - len), buf->b_last_used);
|
|
else
|
|
#endif
|
|
vim_snprintf((char *)IObuff + len, (size_t)(IOSIZE - len),
|
|
_("line %ld"), buf == curbuf ? curwin->w_cursor.lnum
|
|
: (long)buflist_findlnum(buf));
|
|
msg_outtrans(IObuff);
|
|
out_flush(); // output one line at a time
|
|
ui_breakcheck();
|
|
}
|
|
|
|
#ifdef FEAT_VIMINFO
|
|
if (buflist_data)
|
|
ga_clear(&buflist);
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Get file name and line number for file 'fnum'.
|
|
* Used by DoOneCmd() for translating '%' and '#'.
|
|
* Used by insert_reg() and cmdline_paste() for '#' register.
|
|
* Return FAIL if not found, OK for success.
|
|
*/
|
|
int
|
|
buflist_name_nr(
|
|
int fnum,
|
|
char_u **fname,
|
|
linenr_T *lnum)
|
|
{
|
|
buf_T *buf;
|
|
|
|
buf = buflist_findnr(fnum);
|
|
if (buf == NULL || buf->b_fname == NULL)
|
|
return FAIL;
|
|
|
|
*fname = buf->b_fname;
|
|
*lnum = buflist_findlnum(buf);
|
|
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Set the file name for "buf"' to "ffname_arg", short file name to
|
|
* "sfname_arg".
|
|
* The file name with the full path is also remembered, for when :cd is used.
|
|
* Returns FAIL for failure (file name already in use by other buffer)
|
|
* OK otherwise.
|
|
*/
|
|
int
|
|
setfname(
|
|
buf_T *buf,
|
|
char_u *ffname_arg,
|
|
char_u *sfname_arg,
|
|
int message) // give message when buffer already exists
|
|
{
|
|
char_u *ffname = ffname_arg;
|
|
char_u *sfname = sfname_arg;
|
|
buf_T *obuf = NULL;
|
|
#ifdef UNIX
|
|
stat_T st;
|
|
#endif
|
|
|
|
if (ffname == NULL || *ffname == NUL)
|
|
{
|
|
// Removing the name.
|
|
if (buf->b_sfname != buf->b_ffname)
|
|
VIM_CLEAR(buf->b_sfname);
|
|
else
|
|
buf->b_sfname = NULL;
|
|
VIM_CLEAR(buf->b_ffname);
|
|
#ifdef UNIX
|
|
st.st_dev = (dev_T)-1;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
fname_expand(buf, &ffname, &sfname); // will allocate ffname
|
|
if (ffname == NULL) // out of memory
|
|
return FAIL;
|
|
|
|
/*
|
|
* If the file name is already used in another buffer:
|
|
* - if the buffer is loaded, fail
|
|
* - if the buffer is not loaded, delete it from the list
|
|
*/
|
|
#ifdef UNIX
|
|
if (mch_stat((char *)ffname, &st) < 0)
|
|
st.st_dev = (dev_T)-1;
|
|
#endif
|
|
if (!(buf->b_flags & BF_DUMMY))
|
|
#ifdef UNIX
|
|
obuf = buflist_findname_stat(ffname, &st);
|
|
#else
|
|
obuf = buflist_findname(ffname);
|
|
#endif
|
|
if (obuf != NULL && obuf != buf)
|
|
{
|
|
win_T *win;
|
|
tabpage_T *tab;
|
|
int in_use = FALSE;
|
|
|
|
// during startup a window may use a buffer that is not loaded yet
|
|
FOR_ALL_TAB_WINDOWS(tab, win)
|
|
if (win->w_buffer == obuf)
|
|
in_use = TRUE;
|
|
|
|
// it's loaded or used in a window, fail
|
|
if (obuf->b_ml.ml_mfp != NULL || in_use)
|
|
{
|
|
if (message)
|
|
emsg(_(e_buffer_with_this_name_already_exists));
|
|
vim_free(ffname);
|
|
return FAIL;
|
|
}
|
|
// delete from the list
|
|
close_buffer(NULL, obuf, DOBUF_WIPE, FALSE, FALSE);
|
|
}
|
|
sfname = vim_strsave(sfname);
|
|
if (ffname == NULL || sfname == NULL)
|
|
{
|
|
vim_free(sfname);
|
|
vim_free(ffname);
|
|
return FAIL;
|
|
}
|
|
#ifdef USE_FNAME_CASE
|
|
fname_case(sfname, 0); // set correct case for short file name
|
|
#endif
|
|
if (buf->b_sfname != buf->b_ffname)
|
|
vim_free(buf->b_sfname);
|
|
vim_free(buf->b_ffname);
|
|
buf->b_ffname = ffname;
|
|
buf->b_sfname = sfname;
|
|
}
|
|
buf->b_fname = buf->b_sfname;
|
|
#ifdef UNIX
|
|
if (st.st_dev == (dev_T)-1)
|
|
buf->b_dev_valid = FALSE;
|
|
else
|
|
{
|
|
buf->b_dev_valid = TRUE;
|
|
buf->b_dev = st.st_dev;
|
|
buf->b_ino = st.st_ino;
|
|
}
|
|
#endif
|
|
|
|
buf->b_shortname = FALSE;
|
|
|
|
buf_name_changed(buf);
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Crude way of changing the name of a buffer. Use with care!
|
|
* The name should be relative to the current directory.
|
|
*/
|
|
void
|
|
buf_set_name(int fnum, char_u *name)
|
|
{
|
|
buf_T *buf;
|
|
|
|
buf = buflist_findnr(fnum);
|
|
if (buf == NULL)
|
|
return;
|
|
|
|
if (buf->b_sfname != buf->b_ffname)
|
|
vim_free(buf->b_sfname);
|
|
vim_free(buf->b_ffname);
|
|
buf->b_ffname = vim_strsave(name);
|
|
buf->b_sfname = NULL;
|
|
// Allocate ffname and expand into full path. Also resolves .lnk
|
|
// files on Win32.
|
|
fname_expand(buf, &buf->b_ffname, &buf->b_sfname);
|
|
buf->b_fname = buf->b_sfname;
|
|
}
|
|
|
|
/*
|
|
* Take care of what needs to be done when the name of buffer "buf" has
|
|
* changed.
|
|
*/
|
|
void
|
|
buf_name_changed(buf_T *buf)
|
|
{
|
|
/*
|
|
* If the file name changed, also change the name of the swapfile
|
|
*/
|
|
if (buf->b_ml.ml_mfp != NULL)
|
|
ml_setname(buf);
|
|
|
|
#ifdef FEAT_TERMINAL
|
|
if (buf->b_term != NULL)
|
|
term_clear_status_text(buf->b_term);
|
|
#endif
|
|
|
|
if (curwin->w_buffer == buf)
|
|
check_arg_idx(curwin); // check file name for arg list
|
|
maketitle(); // set window title
|
|
status_redraw_all(); // status lines need to be redrawn
|
|
fmarks_check_names(buf); // check named file marks
|
|
ml_timestamp(buf); // reset timestamp
|
|
}
|
|
|
|
/*
|
|
* set alternate file name for current window
|
|
*
|
|
* Used by do_one_cmd(), do_write() and do_ecmd().
|
|
* Return the buffer.
|
|
*/
|
|
buf_T *
|
|
setaltfname(
|
|
char_u *ffname,
|
|
char_u *sfname,
|
|
linenr_T lnum)
|
|
{
|
|
buf_T *buf;
|
|
|
|
// Create a buffer. 'buflisted' is not set if it's a new buffer
|
|
buf = buflist_new(ffname, sfname, lnum, 0);
|
|
if (buf != NULL && (cmdmod.cmod_flags & CMOD_KEEPALT) == 0)
|
|
curwin->w_alt_fnum = buf->b_fnum;
|
|
return buf;
|
|
}
|
|
|
|
/*
|
|
* Get alternate file name for current window.
|
|
* Return NULL if there isn't any, and give error message if requested.
|
|
*/
|
|
char_u *
|
|
getaltfname(
|
|
int errmsg) // give error message
|
|
{
|
|
char_u *fname;
|
|
linenr_T dummy;
|
|
|
|
if (buflist_name_nr(0, &fname, &dummy) == FAIL)
|
|
{
|
|
if (errmsg)
|
|
emsg(_(e_no_alternate_file));
|
|
return NULL;
|
|
}
|
|
return fname;
|
|
}
|
|
|
|
/*
|
|
* Add a file name to the buflist and return its number.
|
|
* Uses same flags as buflist_new(), except BLN_DUMMY.
|
|
*
|
|
* used by qf_init(), main() and doarglist()
|
|
*/
|
|
int
|
|
buflist_add(char_u *fname, int flags)
|
|
{
|
|
buf_T *buf;
|
|
|
|
buf = buflist_new(fname, NULL, (linenr_T)0, flags);
|
|
if (buf != NULL)
|
|
return buf->b_fnum;
|
|
return 0;
|
|
}
|
|
|
|
#if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
|
|
/*
|
|
* Adjust slashes in file names. Called after 'shellslash' was set.
|
|
*/
|
|
void
|
|
buflist_slash_adjust(void)
|
|
{
|
|
buf_T *bp;
|
|
|
|
FOR_ALL_BUFFERS(bp)
|
|
{
|
|
if (bp->b_ffname != NULL)
|
|
slash_adjust(bp->b_ffname);
|
|
if (bp->b_sfname != NULL)
|
|
slash_adjust(bp->b_sfname);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Set alternate cursor position for the current buffer and window "win".
|
|
* Also save the local window option values.
|
|
*/
|
|
void
|
|
buflist_altfpos(win_T *win)
|
|
{
|
|
buflist_setfpos(curbuf, win, win->w_cursor.lnum, win->w_cursor.col, TRUE);
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if 'ffname' is not the same file as current file.
|
|
* Fname must have a full path (expanded by mch_FullName()).
|
|
*/
|
|
int
|
|
otherfile(char_u *ffname)
|
|
{
|
|
return otherfile_buf(curbuf, ffname
|
|
#ifdef UNIX
|
|
, NULL
|
|
#endif
|
|
);
|
|
}
|
|
|
|
static int
|
|
otherfile_buf(
|
|
buf_T *buf,
|
|
char_u *ffname
|
|
#ifdef UNIX
|
|
, stat_T *stp
|
|
#endif
|
|
)
|
|
{
|
|
// no name is different
|
|
if (ffname == NULL || *ffname == NUL || buf->b_ffname == NULL)
|
|
return TRUE;
|
|
if (fnamecmp(ffname, buf->b_ffname) == 0)
|
|
return FALSE;
|
|
#ifdef UNIX
|
|
{
|
|
stat_T st;
|
|
|
|
// If no stat_T given, get it now
|
|
if (stp == NULL)
|
|
{
|
|
if (!buf->b_dev_valid || mch_stat((char *)ffname, &st) < 0)
|
|
st.st_dev = (dev_T)-1;
|
|
stp = &st;
|
|
}
|
|
// Use dev/ino to check if the files are the same, even when the names
|
|
// are different (possible with links). Still need to compare the
|
|
// name above, for when the file doesn't exist yet.
|
|
// Problem: The dev/ino changes when a file is deleted (and created
|
|
// again) and remains the same when renamed/moved. We don't want to
|
|
// mch_stat() each buffer each time, that would be too slow. Get the
|
|
// dev/ino again when they appear to match, but not when they appear
|
|
// to be different: Could skip a buffer when it's actually the same
|
|
// file.
|
|
if (buf_same_ino(buf, stp))
|
|
{
|
|
buf_setino(buf);
|
|
if (buf_same_ino(buf, stp))
|
|
return FALSE;
|
|
}
|
|
}
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
|
|
#if defined(UNIX) || defined(PROTO)
|
|
/*
|
|
* Set inode and device number for a buffer.
|
|
* Must always be called when b_fname is changed!.
|
|
*/
|
|
void
|
|
buf_setino(buf_T *buf)
|
|
{
|
|
stat_T st;
|
|
|
|
if (buf->b_fname != NULL && mch_stat((char *)buf->b_fname, &st) >= 0)
|
|
{
|
|
buf->b_dev_valid = TRUE;
|
|
buf->b_dev = st.st_dev;
|
|
buf->b_ino = st.st_ino;
|
|
}
|
|
else
|
|
buf->b_dev_valid = FALSE;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if dev/ino in buffer "buf" matches with "stp".
|
|
*/
|
|
static int
|
|
buf_same_ino(
|
|
buf_T *buf,
|
|
stat_T *stp)
|
|
{
|
|
return (buf->b_dev_valid
|
|
&& stp->st_dev == buf->b_dev
|
|
&& stp->st_ino == buf->b_ino);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Print info about the current buffer.
|
|
*/
|
|
void
|
|
fileinfo(
|
|
int fullname, // when non-zero print full path
|
|
int shorthelp,
|
|
int dont_truncate)
|
|
{
|
|
char_u *name;
|
|
int n;
|
|
char *p;
|
|
char *buffer;
|
|
size_t len;
|
|
|
|
buffer = alloc(IOSIZE);
|
|
if (buffer == NULL)
|
|
return;
|
|
|
|
if (fullname > 1) // 2 CTRL-G: include buffer number
|
|
{
|
|
vim_snprintf(buffer, IOSIZE, "buf %d: ", curbuf->b_fnum);
|
|
p = buffer + STRLEN(buffer);
|
|
}
|
|
else
|
|
p = buffer;
|
|
|
|
*p++ = '"';
|
|
if (buf_spname(curbuf) != NULL)
|
|
vim_strncpy((char_u *)p, buf_spname(curbuf), IOSIZE - (p - buffer) - 1);
|
|
else
|
|
{
|
|
if (!fullname && curbuf->b_fname != NULL)
|
|
name = curbuf->b_fname;
|
|
else
|
|
name = curbuf->b_ffname;
|
|
home_replace(shorthelp ? curbuf : NULL, name, (char_u *)p,
|
|
(int)(IOSIZE - (p - buffer)), TRUE);
|
|
}
|
|
|
|
vim_snprintf_add(buffer, IOSIZE, "\"%s%s%s%s%s%s",
|
|
curbufIsChanged() ? (shortmess(SHM_MOD)
|
|
? " [+]" : _(" [Modified]")) : " ",
|
|
(curbuf->b_flags & BF_NOTEDITED) && !bt_dontwrite(curbuf)
|
|
? _("[Not edited]") : "",
|
|
(curbuf->b_flags & BF_NEW) && !bt_dontwrite(curbuf)
|
|
? new_file_message() : "",
|
|
(curbuf->b_flags & BF_READERR) ? _("[Read errors]") : "",
|
|
curbuf->b_p_ro ? (shortmess(SHM_RO) ? _("[RO]")
|
|
: _("[readonly]")) : "",
|
|
(curbufIsChanged() || (curbuf->b_flags & BF_WRITE_MASK)
|
|
|| curbuf->b_p_ro) ?
|
|
" " : "");
|
|
// With 32 bit longs and more than 21,474,836 lines multiplying by 100
|
|
// causes an overflow, thus for large numbers divide instead.
|
|
if (curwin->w_cursor.lnum > 1000000L)
|
|
n = (int)(((long)curwin->w_cursor.lnum) /
|
|
((long)curbuf->b_ml.ml_line_count / 100L));
|
|
else
|
|
n = (int)(((long)curwin->w_cursor.lnum * 100L) /
|
|
(long)curbuf->b_ml.ml_line_count);
|
|
if (curbuf->b_ml.ml_flags & ML_EMPTY)
|
|
vim_snprintf_add(buffer, IOSIZE, "%s", _(no_lines_msg));
|
|
else if (p_ru)
|
|
// Current line and column are already on the screen -- webb
|
|
vim_snprintf_add(buffer, IOSIZE,
|
|
NGETTEXT("%ld line --%d%%--", "%ld lines --%d%%--",
|
|
curbuf->b_ml.ml_line_count),
|
|
(long)curbuf->b_ml.ml_line_count, n);
|
|
else
|
|
{
|
|
vim_snprintf_add(buffer, IOSIZE,
|
|
_("line %ld of %ld --%d%%-- col "),
|
|
(long)curwin->w_cursor.lnum,
|
|
(long)curbuf->b_ml.ml_line_count,
|
|
n);
|
|
validate_virtcol();
|
|
len = STRLEN(buffer);
|
|
(void)col_print((char_u *)buffer + len, IOSIZE - len,
|
|
(int)curwin->w_cursor.col + 1, (int)curwin->w_virtcol + 1);
|
|
}
|
|
|
|
(void)append_arg_number(curwin, (char_u *)buffer, IOSIZE,
|
|
!shortmess(SHM_FILE));
|
|
|
|
if (dont_truncate)
|
|
{
|
|
// Temporarily set msg_scroll to avoid the message being truncated.
|
|
// First call msg_start() to get the message in the right place.
|
|
msg_start();
|
|
n = msg_scroll;
|
|
msg_scroll = TRUE;
|
|
msg(buffer);
|
|
msg_scroll = n;
|
|
}
|
|
else
|
|
{
|
|
p = msg_trunc_attr(buffer, FALSE, 0);
|
|
if (restart_edit != 0 || (msg_scrolled && !need_wait_return))
|
|
// Need to repeat the message after redrawing when:
|
|
// - When restart_edit is set (otherwise there will be a delay
|
|
// before redrawing).
|
|
// - When the screen was scrolled but there is no wait-return
|
|
// prompt.
|
|
set_keep_msg((char_u *)p, 0);
|
|
}
|
|
|
|
vim_free(buffer);
|
|
}
|
|
|
|
int
|
|
col_print(
|
|
char_u *buf,
|
|
size_t buflen,
|
|
int col,
|
|
int vcol)
|
|
{
|
|
if (col == vcol)
|
|
return vim_snprintf((char *)buf, buflen, "%d", col);
|
|
|
|
return vim_snprintf((char *)buf, buflen, "%d-%d", col, vcol);
|
|
}
|
|
|
|
static char_u *lasttitle = NULL;
|
|
static char_u *lasticon = NULL;
|
|
|
|
/*
|
|
* Put the file name in the title bar and icon of the window.
|
|
*/
|
|
void
|
|
maketitle(void)
|
|
{
|
|
char_u *p;
|
|
char_u *title_str = NULL;
|
|
char_u *icon_str = NULL;
|
|
int maxlen = 0;
|
|
int len;
|
|
int mustset;
|
|
char_u buf[IOSIZE];
|
|
int off;
|
|
|
|
if (!redrawing())
|
|
{
|
|
// Postpone updating the title when 'lazyredraw' is set.
|
|
need_maketitle = TRUE;
|
|
return;
|
|
}
|
|
|
|
need_maketitle = FALSE;
|
|
if (!p_title && !p_icon && lasttitle == NULL && lasticon == NULL)
|
|
return; // nothing to do
|
|
|
|
if (p_title)
|
|
{
|
|
if (p_titlelen > 0)
|
|
{
|
|
maxlen = p_titlelen * Columns / 100;
|
|
if (maxlen < 10)
|
|
maxlen = 10;
|
|
}
|
|
|
|
title_str = buf;
|
|
if (*p_titlestring != NUL)
|
|
{
|
|
#ifdef FEAT_STL_OPT
|
|
if (stl_syntax & STL_IN_TITLE)
|
|
build_stl_str_hl(curwin, title_str, sizeof(buf), p_titlestring,
|
|
(char_u *)"titlestring", 0,
|
|
0, maxlen, NULL, NULL);
|
|
else
|
|
#endif
|
|
title_str = p_titlestring;
|
|
}
|
|
else
|
|
{
|
|
// format: "fname + (path) (1 of 2) - VIM"
|
|
|
|
#define SPACE_FOR_FNAME (IOSIZE - 100)
|
|
#define SPACE_FOR_DIR (IOSIZE - 20)
|
|
#define SPACE_FOR_ARGNR (IOSIZE - 10) // at least room for " - VIM"
|
|
if (curbuf->b_fname == NULL)
|
|
vim_strncpy(buf, (char_u *)_("[No Name]"), SPACE_FOR_FNAME);
|
|
#ifdef FEAT_TERMINAL
|
|
else if (curbuf->b_term != NULL)
|
|
{
|
|
vim_strncpy(buf, term_get_status_text(curbuf->b_term),
|
|
SPACE_FOR_FNAME);
|
|
}
|
|
#endif
|
|
else
|
|
{
|
|
p = transstr(gettail(curbuf->b_fname));
|
|
vim_strncpy(buf, p, SPACE_FOR_FNAME);
|
|
vim_free(p);
|
|
}
|
|
|
|
#ifdef FEAT_TERMINAL
|
|
if (curbuf->b_term == NULL)
|
|
#endif
|
|
switch (bufIsChanged(curbuf)
|
|
+ (curbuf->b_p_ro * 2)
|
|
+ (!curbuf->b_p_ma * 4))
|
|
{
|
|
case 1: STRCAT(buf, " +"); break;
|
|
case 2: STRCAT(buf, " ="); break;
|
|
case 3: STRCAT(buf, " =+"); break;
|
|
case 4:
|
|
case 6: STRCAT(buf, " -"); break;
|
|
case 5:
|
|
case 7: STRCAT(buf, " -+"); break;
|
|
}
|
|
|
|
if (curbuf->b_fname != NULL
|
|
#ifdef FEAT_TERMINAL
|
|
&& curbuf->b_term == NULL
|
|
#endif
|
|
)
|
|
{
|
|
// Get path of file, replace home dir with ~
|
|
off = (int)STRLEN(buf);
|
|
buf[off++] = ' ';
|
|
buf[off++] = '(';
|
|
home_replace(curbuf, curbuf->b_ffname,
|
|
buf + off, SPACE_FOR_DIR - off, TRUE);
|
|
#ifdef BACKSLASH_IN_FILENAME
|
|
// avoid "c:/name" to be reduced to "c"
|
|
if (SAFE_isalpha(buf[off]) && buf[off + 1] == ':')
|
|
off += 2;
|
|
#endif
|
|
// remove the file name
|
|
p = gettail_sep(buf + off);
|
|
if (p == buf + off)
|
|
{
|
|
// must be a help buffer
|
|
vim_strncpy(buf + off, (char_u *)_("help"),
|
|
(size_t)(SPACE_FOR_DIR - off - 1));
|
|
}
|
|
else
|
|
*p = NUL;
|
|
|
|
// Translate unprintable chars and concatenate. Keep some
|
|
// room for the server name. When there is no room (very long
|
|
// file name) use (...).
|
|
if (off < SPACE_FOR_DIR)
|
|
{
|
|
p = transstr(buf + off);
|
|
vim_strncpy(buf + off, p, (size_t)(SPACE_FOR_DIR - off));
|
|
vim_free(p);
|
|
}
|
|
else
|
|
{
|
|
vim_strncpy(buf + off, (char_u *)"...",
|
|
(size_t)(SPACE_FOR_ARGNR - off));
|
|
}
|
|
STRCAT(buf, ")");
|
|
}
|
|
|
|
append_arg_number(curwin, buf, SPACE_FOR_ARGNR, FALSE);
|
|
|
|
#if defined(FEAT_CLIENTSERVER)
|
|
if (serverName != NULL)
|
|
{
|
|
STRCAT(buf, " - ");
|
|
vim_strcat(buf, serverName, IOSIZE);
|
|
}
|
|
else
|
|
#endif
|
|
STRCAT(buf, " - VIM");
|
|
|
|
if (maxlen > 0)
|
|
{
|
|
// make it shorter by removing a bit in the middle
|
|
if (vim_strsize(buf) > maxlen)
|
|
trunc_string(buf, buf, maxlen, IOSIZE);
|
|
}
|
|
}
|
|
}
|
|
mustset = value_changed(title_str, &lasttitle);
|
|
|
|
if (p_icon)
|
|
{
|
|
icon_str = buf;
|
|
if (*p_iconstring != NUL)
|
|
{
|
|
#ifdef FEAT_STL_OPT
|
|
if (stl_syntax & STL_IN_ICON)
|
|
build_stl_str_hl(curwin, icon_str, sizeof(buf), p_iconstring,
|
|
(char_u *)"iconstring", 0, 0, 0, NULL, NULL);
|
|
else
|
|
#endif
|
|
icon_str = p_iconstring;
|
|
}
|
|
else
|
|
{
|
|
if (buf_spname(curbuf) != NULL)
|
|
p = buf_spname(curbuf);
|
|
else // use file name only in icon
|
|
p = gettail(curbuf->b_ffname);
|
|
*icon_str = NUL;
|
|
// Truncate name at 100 bytes.
|
|
len = (int)STRLEN(p);
|
|
if (len > 100)
|
|
{
|
|
len -= 100;
|
|
if (has_mbyte)
|
|
len += (*mb_tail_off)(p, p + len) + 1;
|
|
p += len;
|
|
}
|
|
STRCPY(icon_str, p);
|
|
trans_characters(icon_str, IOSIZE);
|
|
}
|
|
}
|
|
|
|
mustset |= value_changed(icon_str, &lasticon);
|
|
|
|
if (mustset)
|
|
resettitle();
|
|
}
|
|
|
|
/*
|
|
* Used for title and icon: Check if "str" differs from "*last". Set "*last"
|
|
* from "str" if it does.
|
|
* Return TRUE if resettitle() is to be called.
|
|
*/
|
|
static int
|
|
value_changed(char_u *str, char_u **last)
|
|
{
|
|
if ((str == NULL) != (*last == NULL)
|
|
|| (str != NULL && *last != NULL && STRCMP(str, *last) != 0))
|
|
{
|
|
vim_free(*last);
|
|
if (str == NULL)
|
|
{
|
|
*last = NULL;
|
|
mch_restore_title(
|
|
last == &lasttitle ? SAVE_RESTORE_TITLE : SAVE_RESTORE_ICON);
|
|
}
|
|
else
|
|
{
|
|
*last = vim_strsave(str);
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Put current window title back (used after calling a shell)
|
|
*/
|
|
void
|
|
resettitle(void)
|
|
{
|
|
mch_settitle(lasttitle, lasticon);
|
|
}
|
|
|
|
# if defined(EXITFREE) || defined(PROTO)
|
|
void
|
|
free_titles(void)
|
|
{
|
|
vim_free(lasttitle);
|
|
vim_free(lasticon);
|
|
}
|
|
# endif
|
|
|
|
|
|
#if defined(FEAT_STL_OPT) || defined(FEAT_GUI_TABLINE) || defined(PROTO)
|
|
|
|
/*
|
|
* Used for building in the status line.
|
|
*/
|
|
typedef struct
|
|
{
|
|
char_u *stl_start;
|
|
int stl_minwid;
|
|
int stl_maxwid;
|
|
enum {
|
|
Normal,
|
|
Empty,
|
|
Group,
|
|
Separate,
|
|
Highlight,
|
|
TabPage,
|
|
Trunc
|
|
} stl_type;
|
|
} stl_item_T;
|
|
|
|
static size_t stl_items_len = 20; // Initial value, grows as needed.
|
|
static stl_item_T *stl_items = NULL;
|
|
static int *stl_groupitem = NULL;
|
|
static stl_hlrec_T *stl_hltab = NULL;
|
|
static stl_hlrec_T *stl_tabtab = NULL;
|
|
static int *stl_separator_locations = NULL;
|
|
|
|
/*
|
|
* Build a string from the status line items in "fmt".
|
|
* Return length of string in screen cells.
|
|
*
|
|
* Normally works for window "wp", except when working for 'tabline' then it
|
|
* is "curwin".
|
|
*
|
|
* Items are drawn interspersed with the text that surrounds it
|
|
* Specials: %-<wid>(xxx%) => group, %= => separation marker, %< => truncation
|
|
* Item: %-<minwid>.<maxwid><itemch> All but <itemch> are optional
|
|
*
|
|
* If maxwidth is not zero, the string will be filled at any middle marker
|
|
* or truncated if too long, fillchar is used for all whitespace.
|
|
*/
|
|
int
|
|
build_stl_str_hl(
|
|
win_T *wp,
|
|
char_u *out, // buffer to write into != NameBuff
|
|
size_t outlen, // length of out[]
|
|
char_u *fmt,
|
|
char_u *opt_name, // option name corresponding to "fmt"
|
|
int opt_scope, // scope for "opt_name"
|
|
int fillchar,
|
|
int maxwidth,
|
|
stl_hlrec_T **hltab, // return: HL attributes (can be NULL)
|
|
stl_hlrec_T **tabtab) // return: tab page nrs (can be NULL)
|
|
{
|
|
linenr_T lnum;
|
|
colnr_T len;
|
|
char_u *p;
|
|
char_u *s;
|
|
char_u *t;
|
|
int byteval;
|
|
#ifdef FEAT_EVAL
|
|
int use_sandbox;
|
|
win_T *save_curwin;
|
|
buf_T *save_curbuf;
|
|
int save_VIsual_active;
|
|
#endif
|
|
int empty_line;
|
|
colnr_T virtcol;
|
|
long l;
|
|
long n;
|
|
int prevchar_isflag;
|
|
int prevchar_isitem;
|
|
int itemisflag;
|
|
int fillable;
|
|
char_u *str;
|
|
long num;
|
|
int width;
|
|
int itemcnt;
|
|
int curitem;
|
|
int group_end_userhl;
|
|
int group_start_userhl;
|
|
int groupdepth;
|
|
#ifdef FEAT_EVAL
|
|
int evaldepth;
|
|
#endif
|
|
int minwid;
|
|
int maxwid;
|
|
int zeropad;
|
|
char_u base;
|
|
char_u opt;
|
|
#define TMPLEN 70
|
|
char_u buf_tmp[TMPLEN];
|
|
char_u win_tmp[TMPLEN];
|
|
char_u *usefmt = fmt;
|
|
stl_hlrec_T *sp;
|
|
int save_redraw_not_allowed = redraw_not_allowed;
|
|
int save_KeyTyped = KeyTyped;
|
|
// TODO: find out why using called_emsg_before makes tests fail, does it
|
|
// matter?
|
|
// int called_emsg_before = called_emsg;
|
|
int did_emsg_before = did_emsg;
|
|
|
|
// When inside update_screen() we do not want redrawing a statusline,
|
|
// ruler, title, etc. to trigger another redraw, it may cause an endless
|
|
// loop.
|
|
if (updating_screen)
|
|
redraw_not_allowed = TRUE;
|
|
|
|
if (stl_items == NULL)
|
|
{
|
|
stl_items = ALLOC_MULT(stl_item_T, stl_items_len);
|
|
stl_groupitem = ALLOC_MULT(int, stl_items_len);
|
|
|
|
// Allocate one more, because the last element is used to indicate the
|
|
// end of the list.
|
|
stl_hltab = ALLOC_MULT(stl_hlrec_T, stl_items_len + 1);
|
|
stl_tabtab = ALLOC_MULT(stl_hlrec_T, stl_items_len + 1);
|
|
|
|
stl_separator_locations = ALLOC_MULT(int, stl_items_len);
|
|
}
|
|
|
|
#ifdef FEAT_EVAL
|
|
// if "fmt" was set insecurely it needs to be evaluated in the sandbox
|
|
use_sandbox = was_set_insecurely(opt_name, opt_scope);
|
|
|
|
// When the format starts with "%!" then evaluate it as an expression and
|
|
// use the result as the actual format string.
|
|
if (fmt[0] == '%' && fmt[1] == '!')
|
|
{
|
|
typval_T tv;
|
|
|
|
tv.v_type = VAR_NUMBER;
|
|
tv.vval.v_number = wp->w_id;
|
|
set_var((char_u *)"g:statusline_winid", &tv, FALSE);
|
|
|
|
usefmt = eval_to_string_safe(fmt + 2, use_sandbox, FALSE, FALSE);
|
|
if (usefmt == NULL)
|
|
usefmt = fmt;
|
|
|
|
do_unlet((char_u *)"g:statusline_winid", TRUE);
|
|
}
|
|
#endif
|
|
|
|
if (fillchar == 0)
|
|
fillchar = ' ';
|
|
|
|
// The cursor in windows other than the current one isn't always
|
|
// up-to-date, esp. because of autocommands and timers.
|
|
lnum = wp->w_cursor.lnum;
|
|
if (lnum > wp->w_buffer->b_ml.ml_line_count)
|
|
{
|
|
lnum = wp->w_buffer->b_ml.ml_line_count;
|
|
wp->w_cursor.lnum = lnum;
|
|
}
|
|
|
|
// Get line & check if empty (cursorpos will show "0-1"). Note that
|
|
// p will become invalid when getting another buffer line.
|
|
p = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
empty_line = (*p == NUL);
|
|
|
|
// Get the byte value now, in case we need it below. This is more efficient
|
|
// than making a copy of the line.
|
|
len = ml_get_buf_len(wp->w_buffer, lnum);
|
|
if (wp->w_cursor.col > len)
|
|
{
|
|
// Line may have changed since checking the cursor column, or the lnum
|
|
// was adjusted above.
|
|
wp->w_cursor.col = len;
|
|
wp->w_cursor.coladd = 0;
|
|
byteval = 0;
|
|
}
|
|
else
|
|
byteval = (*mb_ptr2char)(p + wp->w_cursor.col);
|
|
|
|
groupdepth = 0;
|
|
#ifdef FEAT_EVAL
|
|
evaldepth = 0;
|
|
#endif
|
|
p = out;
|
|
curitem = 0;
|
|
prevchar_isflag = TRUE;
|
|
prevchar_isitem = FALSE;
|
|
for (s = usefmt; *s != NUL; )
|
|
{
|
|
if (curitem == (int)stl_items_len)
|
|
{
|
|
size_t new_len = stl_items_len * 3 / 2;
|
|
|
|
stl_item_T *new_items =
|
|
vim_realloc(stl_items, sizeof(stl_item_T) * new_len);
|
|
if (new_items == NULL)
|
|
break;
|
|
stl_items = new_items;
|
|
|
|
int *new_groupitem =
|
|
vim_realloc(stl_groupitem, sizeof(int) * new_len);
|
|
if (new_groupitem == NULL)
|
|
break;
|
|
stl_groupitem = new_groupitem;
|
|
|
|
stl_hlrec_T *new_hlrec = vim_realloc(stl_hltab,
|
|
sizeof(stl_hlrec_T) * (new_len + 1));
|
|
if (new_hlrec == NULL)
|
|
break;
|
|
stl_hltab = new_hlrec;
|
|
new_hlrec = vim_realloc(stl_tabtab,
|
|
sizeof(stl_hlrec_T) * (new_len + 1));
|
|
if (new_hlrec == NULL)
|
|
break;
|
|
stl_tabtab = new_hlrec;
|
|
|
|
int *new_separator_locs = vim_realloc(stl_separator_locations,
|
|
sizeof(int) * new_len);
|
|
if (new_separator_locs == NULL)
|
|
break;
|
|
stl_separator_locations = new_separator_locs;;
|
|
|
|
stl_items_len = new_len;
|
|
}
|
|
|
|
if (*s != '%')
|
|
prevchar_isflag = prevchar_isitem = FALSE;
|
|
|
|
/*
|
|
* Handle up to the next '%' or the end.
|
|
*/
|
|
while (*s != NUL && *s != '%' && p + 1 < out + outlen)
|
|
*p++ = *s++;
|
|
if (*s == NUL || p + 1 >= out + outlen)
|
|
break;
|
|
|
|
/*
|
|
* Handle one '%' item.
|
|
*/
|
|
s++;
|
|
if (*s == NUL) // ignore trailing %
|
|
break;
|
|
if (*s == '%')
|
|
{
|
|
if (p + 1 >= out + outlen)
|
|
break;
|
|
*p++ = *s++;
|
|
prevchar_isflag = prevchar_isitem = FALSE;
|
|
continue;
|
|
}
|
|
// STL_SEPARATE: Separation between items, filled with white space.
|
|
if (*s == STL_SEPARATE)
|
|
{
|
|
s++;
|
|
if (groupdepth > 0)
|
|
continue;
|
|
stl_items[curitem].stl_type = Separate;
|
|
stl_items[curitem++].stl_start = p;
|
|
continue;
|
|
}
|
|
if (*s == STL_TRUNCMARK)
|
|
{
|
|
s++;
|
|
stl_items[curitem].stl_type = Trunc;
|
|
stl_items[curitem++].stl_start = p;
|
|
continue;
|
|
}
|
|
if (*s == ')')
|
|
{
|
|
s++;
|
|
if (groupdepth < 1)
|
|
continue;
|
|
groupdepth--;
|
|
|
|
t = stl_items[stl_groupitem[groupdepth]].stl_start;
|
|
*p = NUL;
|
|
l = vim_strsize(t);
|
|
if (curitem > stl_groupitem[groupdepth] + 1
|
|
&& stl_items[stl_groupitem[groupdepth]].stl_minwid == 0)
|
|
{
|
|
// remove group if all items are empty and highlight group
|
|
// doesn't change
|
|
group_start_userhl = group_end_userhl = 0;
|
|
for (n = stl_groupitem[groupdepth] - 1; n >= 0; n--)
|
|
{
|
|
if (stl_items[n].stl_type == Highlight)
|
|
{
|
|
group_start_userhl = group_end_userhl =
|
|
stl_items[n].stl_minwid;
|
|
break;
|
|
}
|
|
}
|
|
for (n = stl_groupitem[groupdepth] + 1; n < curitem; n++)
|
|
{
|
|
if (stl_items[n].stl_type == Normal)
|
|
break;
|
|
if (stl_items[n].stl_type == Highlight)
|
|
group_end_userhl = stl_items[n].stl_minwid;
|
|
}
|
|
if (n == curitem && group_start_userhl == group_end_userhl)
|
|
{
|
|
// empty group
|
|
p = t;
|
|
l = 0;
|
|
for (n = stl_groupitem[groupdepth] + 1; n < curitem; n++)
|
|
{
|
|
// do not use the highlighting from the removed group
|
|
if (stl_items[n].stl_type == Highlight)
|
|
stl_items[n].stl_type = Empty;
|
|
// adjust the start position of TabPage to the next
|
|
// item position
|
|
if (stl_items[n].stl_type == TabPage)
|
|
stl_items[n].stl_start = p;
|
|
}
|
|
}
|
|
}
|
|
if (l > stl_items[stl_groupitem[groupdepth]].stl_maxwid)
|
|
{
|
|
// truncate, remove n bytes of text at the start
|
|
if (has_mbyte)
|
|
{
|
|
// Find the first character that should be included.
|
|
n = 0;
|
|
while (l >= stl_items[stl_groupitem[groupdepth]].stl_maxwid)
|
|
{
|
|
l -= ptr2cells(t + n);
|
|
n += (*mb_ptr2len)(t + n);
|
|
}
|
|
}
|
|
else
|
|
n = (long)(p - t) - stl_items[stl_groupitem[groupdepth]]
|
|
.stl_maxwid + 1;
|
|
|
|
*t = '<';
|
|
mch_memmove(t + 1, t + n, (size_t)(p - (t + n)));
|
|
p = p - n + 1;
|
|
|
|
// Fill up space left over by half a double-wide char.
|
|
while (++l < stl_items[stl_groupitem[groupdepth]].stl_minwid)
|
|
MB_CHAR2BYTES(fillchar, p);
|
|
|
|
// correct the start of the items for the truncation
|
|
for (l = stl_groupitem[groupdepth] + 1; l < curitem; l++)
|
|
{
|
|
// Minus one for the leading '<' added above.
|
|
stl_items[l].stl_start -= n - 1;
|
|
if (stl_items[l].stl_start < t)
|
|
stl_items[l].stl_start = t;
|
|
}
|
|
}
|
|
else if (abs(stl_items[stl_groupitem[groupdepth]].stl_minwid) > l)
|
|
{
|
|
// fill
|
|
n = stl_items[stl_groupitem[groupdepth]].stl_minwid;
|
|
if (n < 0)
|
|
{
|
|
// fill by appending characters
|
|
n = 0 - n;
|
|
while (l++ < n && p + 1 < out + outlen)
|
|
MB_CHAR2BYTES(fillchar, p);
|
|
}
|
|
else
|
|
{
|
|
// fill by inserting characters
|
|
l = (n - l) * MB_CHAR2LEN(fillchar);
|
|
mch_memmove(t + l, t, (size_t)(p - t));
|
|
if (p + l >= out + outlen)
|
|
l = (long)((out + outlen) - p - 1);
|
|
p += l;
|
|
for (n = stl_groupitem[groupdepth] + 1; n < curitem; n++)
|
|
stl_items[n].stl_start += l;
|
|
for ( ; l > 0; l--)
|
|
MB_CHAR2BYTES(fillchar, t);
|
|
}
|
|
}
|
|
continue;
|
|
}
|
|
minwid = 0;
|
|
maxwid = 9999;
|
|
zeropad = FALSE;
|
|
l = 1;
|
|
if (*s == '0')
|
|
{
|
|
s++;
|
|
zeropad = TRUE;
|
|
}
|
|
if (*s == '-')
|
|
{
|
|
s++;
|
|
l = -1;
|
|
}
|
|
if (VIM_ISDIGIT(*s))
|
|
{
|
|
minwid = (int)getdigits(&s);
|
|
if (minwid < 0) // overflow
|
|
minwid = 0;
|
|
}
|
|
if (*s == STL_USER_HL)
|
|
{
|
|
stl_items[curitem].stl_type = Highlight;
|
|
stl_items[curitem].stl_start = p;
|
|
stl_items[curitem].stl_minwid = minwid > 9 ? 1 : minwid;
|
|
s++;
|
|
curitem++;
|
|
continue;
|
|
}
|
|
if (*s == STL_TABPAGENR || *s == STL_TABCLOSENR)
|
|
{
|
|
if (*s == STL_TABCLOSENR)
|
|
{
|
|
if (minwid == 0)
|
|
{
|
|
// %X ends the close label, go back to the previously
|
|
// define tab label nr.
|
|
for (n = curitem - 1; n >= 0; --n)
|
|
if (stl_items[n].stl_type == TabPage
|
|
&& stl_items[n].stl_minwid >= 0)
|
|
{
|
|
minwid = stl_items[n].stl_minwid;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
// close nrs are stored as negative values
|
|
minwid = - minwid;
|
|
}
|
|
stl_items[curitem].stl_type = TabPage;
|
|
stl_items[curitem].stl_start = p;
|
|
stl_items[curitem].stl_minwid = minwid;
|
|
s++;
|
|
curitem++;
|
|
continue;
|
|
}
|
|
if (*s == '.')
|
|
{
|
|
s++;
|
|
if (VIM_ISDIGIT(*s))
|
|
{
|
|
maxwid = (int)getdigits(&s);
|
|
if (maxwid <= 0) // overflow
|
|
maxwid = 50;
|
|
}
|
|
}
|
|
minwid = (minwid > 50 ? 50 : minwid) * l;
|
|
if (*s == '(')
|
|
{
|
|
stl_groupitem[groupdepth++] = curitem;
|
|
stl_items[curitem].stl_type = Group;
|
|
stl_items[curitem].stl_start = p;
|
|
stl_items[curitem].stl_minwid = minwid;
|
|
stl_items[curitem].stl_maxwid = maxwid;
|
|
s++;
|
|
curitem++;
|
|
continue;
|
|
}
|
|
#ifdef FEAT_EVAL
|
|
// Denotes end of expanded %{} block
|
|
if (*s == '}' && evaldepth > 0)
|
|
{
|
|
s++;
|
|
evaldepth--;
|
|
continue;
|
|
}
|
|
#endif
|
|
if (vim_strchr(STL_ALL, *s) == NULL)
|
|
{
|
|
if (*s == NUL) // can happen with "%0"
|
|
break;
|
|
s++;
|
|
continue;
|
|
}
|
|
opt = *s++;
|
|
|
|
// OK - now for the real work
|
|
base = 'D';
|
|
itemisflag = FALSE;
|
|
fillable = TRUE;
|
|
num = -1;
|
|
str = NULL;
|
|
switch (opt)
|
|
{
|
|
case STL_FILEPATH:
|
|
case STL_FULLPATH:
|
|
case STL_FILENAME:
|
|
fillable = FALSE; // don't change ' ' to fillchar
|
|
if (buf_spname(wp->w_buffer) != NULL)
|
|
vim_strncpy(NameBuff, buf_spname(wp->w_buffer), MAXPATHL - 1);
|
|
else
|
|
{
|
|
t = (opt == STL_FULLPATH) ? wp->w_buffer->b_ffname
|
|
: wp->w_buffer->b_fname;
|
|
home_replace(wp->w_buffer, t, NameBuff, MAXPATHL, TRUE);
|
|
}
|
|
trans_characters(NameBuff, MAXPATHL);
|
|
if (opt != STL_FILENAME)
|
|
str = NameBuff;
|
|
else
|
|
str = gettail(NameBuff);
|
|
break;
|
|
|
|
case STL_VIM_EXPR: // '{'
|
|
{
|
|
#ifdef FEAT_EVAL
|
|
char_u *block_start = s - 1;
|
|
#endif
|
|
int reevaluate = (*s == '%');
|
|
|
|
if (reevaluate)
|
|
s++;
|
|
itemisflag = TRUE;
|
|
t = p;
|
|
while ((*s != '}' || (reevaluate && s[-1] != '%'))
|
|
&& *s != NUL && p + 1 < out + outlen)
|
|
*p++ = *s++;
|
|
if (*s != '}') // missing '}' or out of space
|
|
break;
|
|
s++;
|
|
if (reevaluate)
|
|
p[-1] = 0; // remove the % at the end of %{% expr %}
|
|
else
|
|
*p = 0;
|
|
p = t;
|
|
#ifdef FEAT_EVAL
|
|
vim_snprintf((char *)buf_tmp, sizeof(buf_tmp),
|
|
"%d", curbuf->b_fnum);
|
|
set_internal_string_var((char_u *)"g:actual_curbuf", buf_tmp);
|
|
vim_snprintf((char *)win_tmp, sizeof(win_tmp), "%d", curwin->w_id);
|
|
set_internal_string_var((char_u *)"g:actual_curwin", win_tmp);
|
|
|
|
save_curbuf = curbuf;
|
|
save_curwin = curwin;
|
|
save_VIsual_active = VIsual_active;
|
|
curwin = wp;
|
|
curbuf = wp->w_buffer;
|
|
// Visual mode is only valid in the current window.
|
|
if (curwin != save_curwin)
|
|
VIsual_active = FALSE;
|
|
|
|
str = eval_to_string_safe(p, use_sandbox, FALSE, FALSE);
|
|
|
|
curwin = save_curwin;
|
|
curbuf = save_curbuf;
|
|
VIsual_active = save_VIsual_active;
|
|
do_unlet((char_u *)"g:actual_curbuf", TRUE);
|
|
do_unlet((char_u *)"g:actual_curwin", TRUE);
|
|
|
|
if (str != NULL && *str != 0)
|
|
{
|
|
if (*skipdigits(str) == NUL)
|
|
{
|
|
num = atoi((char *)str);
|
|
VIM_CLEAR(str);
|
|
itemisflag = FALSE;
|
|
}
|
|
}
|
|
|
|
// If the output of the expression needs to be evaluated
|
|
// replace the %{} block with the result of evaluation
|
|
if (reevaluate && str != NULL && *str != 0
|
|
&& strchr((const char *)str, '%') != NULL
|
|
&& evaldepth < MAX_STL_EVAL_DEPTH)
|
|
{
|
|
size_t parsed_usefmt = (size_t)(block_start - usefmt);
|
|
size_t str_length = strlen((const char *)str);
|
|
size_t fmt_length = strlen((const char *)s);
|
|
size_t new_fmt_len = parsed_usefmt
|
|
+ str_length + fmt_length + 3;
|
|
char_u *new_fmt = (char_u *)alloc(new_fmt_len * sizeof(char_u));
|
|
char_u *new_fmt_p = new_fmt;
|
|
|
|
new_fmt_p = (char_u *)memcpy(new_fmt_p, usefmt, parsed_usefmt)
|
|
+ parsed_usefmt;
|
|
new_fmt_p = (char_u *)memcpy(new_fmt_p , str, str_length)
|
|
+ str_length;
|
|
new_fmt_p = (char_u *)memcpy(new_fmt_p, "%}", 2) + 2;
|
|
new_fmt_p = (char_u *)memcpy(new_fmt_p , s, fmt_length)
|
|
+ fmt_length;
|
|
*new_fmt_p = 0;
|
|
new_fmt_p = NULL;
|
|
|
|
if (usefmt != fmt)
|
|
vim_free(usefmt);
|
|
VIM_CLEAR(str);
|
|
usefmt = new_fmt;
|
|
s = usefmt + parsed_usefmt;
|
|
evaldepth++;
|
|
continue;
|
|
}
|
|
#endif
|
|
break;
|
|
}
|
|
case STL_LINE:
|
|
num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY)
|
|
? 0L : (long)(wp->w_cursor.lnum);
|
|
break;
|
|
|
|
case STL_NUMLINES:
|
|
num = wp->w_buffer->b_ml.ml_line_count;
|
|
break;
|
|
|
|
case STL_COLUMN:
|
|
num = (State & MODE_INSERT) == 0 && empty_line
|
|
? 0 : (int)wp->w_cursor.col + 1;
|
|
break;
|
|
|
|
case STL_VIRTCOL:
|
|
case STL_VIRTCOL_ALT:
|
|
virtcol = wp->w_virtcol + 1;
|
|
// Don't display %V if it's the same as %c.
|
|
if (opt == STL_VIRTCOL_ALT
|
|
&& (virtcol == (colnr_T)((State & MODE_INSERT) == 0
|
|
&& empty_line ? 0 : (int)wp->w_cursor.col + 1)))
|
|
break;
|
|
num = (long)virtcol;
|
|
break;
|
|
|
|
case STL_PERCENTAGE:
|
|
num = (int)(((long)wp->w_cursor.lnum * 100L) /
|
|
(long)wp->w_buffer->b_ml.ml_line_count);
|
|
break;
|
|
|
|
case STL_ALTPERCENT:
|
|
str = buf_tmp;
|
|
(void)get_rel_pos(wp, str, TMPLEN);
|
|
break;
|
|
|
|
case STL_SHOWCMD:
|
|
if (p_sc && STRCMP(opt_name, p_sloc) == 0)
|
|
str = showcmd_buf;
|
|
break;
|
|
|
|
case STL_ARGLISTSTAT:
|
|
fillable = FALSE;
|
|
buf_tmp[0] = 0;
|
|
if (append_arg_number(wp, buf_tmp, (int)sizeof(buf_tmp), FALSE))
|
|
str = buf_tmp;
|
|
break;
|
|
|
|
case STL_KEYMAP:
|
|
fillable = FALSE;
|
|
if (get_keymap_str(wp, (char_u *)"<%s>", buf_tmp, TMPLEN) > 0)
|
|
str = buf_tmp;
|
|
break;
|
|
case STL_PAGENUM:
|
|
#if defined(FEAT_PRINTER) || defined(FEAT_GUI_TABLINE)
|
|
num = printer_page_num;
|
|
#else
|
|
num = 0;
|
|
#endif
|
|
break;
|
|
|
|
case STL_BUFNO:
|
|
num = wp->w_buffer->b_fnum;
|
|
break;
|
|
|
|
case STL_OFFSET_X:
|
|
base = 'X';
|
|
// FALLTHROUGH
|
|
case STL_OFFSET:
|
|
#ifdef FEAT_BYTEOFF
|
|
l = ml_find_line_or_offset(wp->w_buffer, wp->w_cursor.lnum, NULL);
|
|
num = (wp->w_buffer->b_ml.ml_flags & ML_EMPTY) || l < 0
|
|
? 0L : l + 1 + ((State & MODE_INSERT) == 0 && empty_line
|
|
? 0 : (int)wp->w_cursor.col);
|
|
#endif
|
|
break;
|
|
|
|
case STL_BYTEVAL_X:
|
|
base = 'X';
|
|
// FALLTHROUGH
|
|
case STL_BYTEVAL:
|
|
num = byteval;
|
|
if (num == NL)
|
|
num = 0;
|
|
else if (num == CAR && get_fileformat(wp->w_buffer) == EOL_MAC)
|
|
num = NL;
|
|
break;
|
|
|
|
case STL_ROFLAG:
|
|
case STL_ROFLAG_ALT:
|
|
itemisflag = TRUE;
|
|
if (wp->w_buffer->b_p_ro)
|
|
str = (char_u *)((opt == STL_ROFLAG_ALT) ? ",RO" : _("[RO]"));
|
|
break;
|
|
|
|
case STL_HELPFLAG:
|
|
case STL_HELPFLAG_ALT:
|
|
itemisflag = TRUE;
|
|
if (wp->w_buffer->b_help)
|
|
str = (char_u *)((opt == STL_HELPFLAG_ALT) ? ",HLP"
|
|
: _("[Help]"));
|
|
break;
|
|
|
|
case STL_FILETYPE:
|
|
if (*wp->w_buffer->b_p_ft != NUL
|
|
&& STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 3)
|
|
{
|
|
vim_snprintf((char *)buf_tmp, sizeof(buf_tmp), "[%s]",
|
|
wp->w_buffer->b_p_ft);
|
|
str = buf_tmp;
|
|
}
|
|
break;
|
|
|
|
case STL_FILETYPE_ALT:
|
|
itemisflag = TRUE;
|
|
if (*wp->w_buffer->b_p_ft != NUL
|
|
&& STRLEN(wp->w_buffer->b_p_ft) < TMPLEN - 2)
|
|
{
|
|
vim_snprintf((char *)buf_tmp, sizeof(buf_tmp), ",%s",
|
|
wp->w_buffer->b_p_ft);
|
|
for (t = buf_tmp; *t != 0; t++)
|
|
*t = TOUPPER_LOC(*t);
|
|
str = buf_tmp;
|
|
}
|
|
break;
|
|
|
|
#if defined(FEAT_QUICKFIX)
|
|
case STL_PREVIEWFLAG:
|
|
case STL_PREVIEWFLAG_ALT:
|
|
itemisflag = TRUE;
|
|
if (wp->w_p_pvw)
|
|
str = (char_u *)((opt == STL_PREVIEWFLAG_ALT) ? ",PRV"
|
|
: _("[Preview]"));
|
|
break;
|
|
|
|
case STL_QUICKFIX:
|
|
if (bt_quickfix(wp->w_buffer))
|
|
str = (char_u *)(wp->w_llist_ref
|
|
? _(msg_loclist)
|
|
: _(msg_qflist));
|
|
break;
|
|
#endif
|
|
|
|
case STL_MODIFIED:
|
|
case STL_MODIFIED_ALT:
|
|
itemisflag = TRUE;
|
|
switch ((opt == STL_MODIFIED_ALT)
|
|
+ bufIsChanged(wp->w_buffer) * 2
|
|
+ (!wp->w_buffer->b_p_ma) * 4)
|
|
{
|
|
case 2: str = (char_u *)"[+]"; break;
|
|
case 3: str = (char_u *)",+"; break;
|
|
case 4: str = (char_u *)"[-]"; break;
|
|
case 5: str = (char_u *)",-"; break;
|
|
case 6: str = (char_u *)"[+-]"; break;
|
|
case 7: str = (char_u *)",+-"; break;
|
|
}
|
|
break;
|
|
|
|
case STL_HIGHLIGHT:
|
|
t = s;
|
|
while (*s != '#' && *s != NUL)
|
|
++s;
|
|
if (*s == '#')
|
|
{
|
|
stl_items[curitem].stl_type = Highlight;
|
|
stl_items[curitem].stl_start = p;
|
|
stl_items[curitem].stl_minwid = -syn_namen2id(t, (int)(s - t));
|
|
curitem++;
|
|
}
|
|
if (*s != NUL)
|
|
++s;
|
|
continue;
|
|
}
|
|
|
|
stl_items[curitem].stl_start = p;
|
|
stl_items[curitem].stl_type = Normal;
|
|
if (str != NULL && *str)
|
|
{
|
|
t = str;
|
|
if (itemisflag)
|
|
{
|
|
if ((t[0] && t[1])
|
|
&& ((!prevchar_isitem && *t == ',')
|
|
|| (prevchar_isflag && *t == ' ')))
|
|
t++;
|
|
prevchar_isflag = TRUE;
|
|
}
|
|
l = vim_strsize(t);
|
|
if (l > 0)
|
|
prevchar_isitem = TRUE;
|
|
if (l > maxwid)
|
|
{
|
|
while (l >= maxwid)
|
|
if (has_mbyte)
|
|
{
|
|
l -= ptr2cells(t);
|
|
t += (*mb_ptr2len)(t);
|
|
}
|
|
else
|
|
l -= byte2cells(*t++);
|
|
if (p + 1 >= out + outlen)
|
|
break;
|
|
*p++ = '<';
|
|
}
|
|
if (minwid > 0)
|
|
{
|
|
for (; l < minwid && p + 1 < out + outlen; l++)
|
|
{
|
|
// Don't put a "-" in front of a digit.
|
|
if (l + 1 == minwid && fillchar == '-' && VIM_ISDIGIT(*t))
|
|
*p++ = ' ';
|
|
else
|
|
MB_CHAR2BYTES(fillchar, p);
|
|
}
|
|
minwid = 0;
|
|
}
|
|
else
|
|
minwid *= -1;
|
|
for (; *t && p + 1 < out + outlen; t++)
|
|
{
|
|
// Change a space by fillchar, unless fillchar is '-' and a
|
|
// digit follows.
|
|
if (fillable && *t == ' '
|
|
&& (!VIM_ISDIGIT(*(t + 1)) || fillchar != '-'))
|
|
MB_CHAR2BYTES(fillchar, p);
|
|
else
|
|
*p++ = *t;
|
|
}
|
|
for (; l < minwid && p + 1 < out + outlen; l++)
|
|
MB_CHAR2BYTES(fillchar, p);
|
|
}
|
|
else if (num >= 0)
|
|
{
|
|
int nbase = (base == 'D' ? 10 : (base == 'O' ? 8 : 16));
|
|
char_u nstr[20];
|
|
|
|
if (p + 20 >= out + outlen)
|
|
break; // not sufficient space
|
|
prevchar_isitem = TRUE;
|
|
t = nstr;
|
|
if (opt == STL_VIRTCOL_ALT)
|
|
{
|
|
*t++ = '-';
|
|
minwid--;
|
|
}
|
|
*t++ = '%';
|
|
if (zeropad)
|
|
*t++ = '0';
|
|
*t++ = '*';
|
|
*t++ = nbase == 16 ? base : (char_u)(nbase == 8 ? 'o' : 'd');
|
|
*t = 0;
|
|
|
|
for (n = num, l = 1; n >= nbase; n /= nbase)
|
|
l++;
|
|
if (opt == STL_VIRTCOL_ALT)
|
|
l++;
|
|
if (l > maxwid)
|
|
{
|
|
l += 2;
|
|
n = l - maxwid;
|
|
while (l-- > maxwid)
|
|
num /= nbase;
|
|
*t++ = '>';
|
|
*t++ = '%';
|
|
*t = t[-3];
|
|
*++t = 0;
|
|
vim_snprintf((char *)p, outlen - (p - out), (char *)nstr,
|
|
0, num, n);
|
|
}
|
|
else
|
|
vim_snprintf((char *)p, outlen - (p - out), (char *)nstr,
|
|
minwid, num);
|
|
p += STRLEN(p);
|
|
}
|
|
else
|
|
stl_items[curitem].stl_type = Empty;
|
|
|
|
if (num >= 0 || (!itemisflag && str != NULL && *str != NUL))
|
|
prevchar_isflag = FALSE; // Item not NULL, but not a flag
|
|
//
|
|
if (opt == STL_VIM_EXPR)
|
|
vim_free(str);
|
|
curitem++;
|
|
}
|
|
*p = NUL;
|
|
itemcnt = curitem;
|
|
|
|
#ifdef FEAT_EVAL
|
|
if (usefmt != fmt)
|
|
vim_free(usefmt);
|
|
#endif
|
|
|
|
width = vim_strsize(out);
|
|
if (maxwidth > 0 && width > maxwidth)
|
|
{
|
|
// Result is too long, must truncate somewhere.
|
|
l = 0;
|
|
if (itemcnt == 0)
|
|
s = out;
|
|
else
|
|
{
|
|
for ( ; l < itemcnt; l++)
|
|
if (stl_items[l].stl_type == Trunc)
|
|
{
|
|
// Truncate at %< item.
|
|
s = stl_items[l].stl_start;
|
|
break;
|
|
}
|
|
if (l == itemcnt)
|
|
{
|
|
// No %< item, truncate first item.
|
|
s = stl_items[0].stl_start;
|
|
l = 0;
|
|
}
|
|
}
|
|
|
|
if (width - vim_strsize(s) >= maxwidth)
|
|
{
|
|
// Truncation mark is beyond max length
|
|
if (has_mbyte)
|
|
{
|
|
s = out;
|
|
width = 0;
|
|
for (;;)
|
|
{
|
|
width += ptr2cells(s);
|
|
if (width >= maxwidth)
|
|
break;
|
|
s += (*mb_ptr2len)(s);
|
|
}
|
|
// Fill up for half a double-wide character.
|
|
while (++width < maxwidth)
|
|
MB_CHAR2BYTES(fillchar, s);
|
|
}
|
|
else
|
|
s = out + maxwidth - 1;
|
|
for (l = 0; l < itemcnt; l++)
|
|
if (stl_items[l].stl_start > s)
|
|
break;
|
|
itemcnt = l;
|
|
*s++ = '>';
|
|
*s = 0;
|
|
}
|
|
else
|
|
{
|
|
if (has_mbyte)
|
|
{
|
|
n = 0;
|
|
while (width >= maxwidth)
|
|
{
|
|
width -= ptr2cells(s + n);
|
|
n += (*mb_ptr2len)(s + n);
|
|
}
|
|
}
|
|
else
|
|
n = width - maxwidth + 1;
|
|
p = s + n;
|
|
STRMOVE(s + 1, p);
|
|
*s = '<';
|
|
|
|
--n; // count the '<'
|
|
for (; l < itemcnt; l++)
|
|
{
|
|
if (stl_items[l].stl_start - n >= s)
|
|
stl_items[l].stl_start -= n;
|
|
else
|
|
stl_items[l].stl_start = s;
|
|
}
|
|
|
|
// Fill up for half a double-wide character.
|
|
while (++width < maxwidth)
|
|
{
|
|
s = s + STRLEN(s);
|
|
MB_CHAR2BYTES(fillchar, s);
|
|
*s = NUL;
|
|
}
|
|
}
|
|
width = maxwidth;
|
|
}
|
|
else if (width < maxwidth && STRLEN(out) + maxwidth - width + 1 < outlen)
|
|
{
|
|
// Find how many separators there are, which we will use when
|
|
// figuring out how many groups there are.
|
|
int num_separators = 0;
|
|
|
|
for (l = 0; l < itemcnt; l++)
|
|
{
|
|
if (stl_items[l].stl_type == Separate)
|
|
{
|
|
// Create an array of the start location for each separator
|
|
// mark.
|
|
stl_separator_locations[num_separators] = l;
|
|
num_separators++;
|
|
}
|
|
}
|
|
|
|
// If we have separated groups, then we deal with it now
|
|
if (num_separators)
|
|
{
|
|
int standard_spaces;
|
|
int final_spaces;
|
|
|
|
standard_spaces = (maxwidth - width) / num_separators;
|
|
final_spaces = (maxwidth - width) -
|
|
standard_spaces * (num_separators - 1);
|
|
for (l = 0; l < num_separators; l++)
|
|
{
|
|
int dislocation = (l == (num_separators - 1)) ?
|
|
final_spaces : standard_spaces;
|
|
dislocation *= MB_CHAR2LEN(fillchar);
|
|
char_u *start = stl_items[stl_separator_locations[l]].stl_start;
|
|
char_u *seploc = start + dislocation;
|
|
STRMOVE(seploc, start);
|
|
for (s = start; s < seploc;)
|
|
MB_CHAR2BYTES(fillchar, s);
|
|
|
|
for (int i = stl_separator_locations[l] + 1; i < itemcnt; i++)
|
|
stl_items[i].stl_start += dislocation;
|
|
}
|
|
|
|
width = maxwidth;
|
|
}
|
|
}
|
|
|
|
// Store the info about highlighting.
|
|
if (hltab != NULL)
|
|
{
|
|
*hltab = stl_hltab;
|
|
sp = stl_hltab;
|
|
for (l = 0; l < itemcnt; l++)
|
|
{
|
|
if (stl_items[l].stl_type == Highlight)
|
|
{
|
|
sp->start = stl_items[l].stl_start;
|
|
sp->userhl = stl_items[l].stl_minwid;
|
|
sp++;
|
|
}
|
|
}
|
|
sp->start = NULL;
|
|
sp->userhl = 0;
|
|
}
|
|
|
|
// Store the info about tab pages labels.
|
|
if (tabtab != NULL)
|
|
{
|
|
*tabtab = stl_tabtab;
|
|
sp = stl_tabtab;
|
|
for (l = 0; l < itemcnt; l++)
|
|
{
|
|
if (stl_items[l].stl_type == TabPage)
|
|
{
|
|
sp->start = stl_items[l].stl_start;
|
|
sp->userhl = stl_items[l].stl_minwid;
|
|
sp++;
|
|
}
|
|
}
|
|
sp->start = NULL;
|
|
sp->userhl = 0;
|
|
}
|
|
|
|
redraw_not_allowed = save_redraw_not_allowed;
|
|
|
|
// A user function may reset KeyTyped, restore it.
|
|
KeyTyped = save_KeyTyped;
|
|
|
|
// Check for an error. If there is one the display will be messed up and
|
|
// might loop redrawing. Avoid that by making the corresponding option
|
|
// empty.
|
|
// TODO: find out why using called_emsg_before makes tests fail, does it
|
|
// matter?
|
|
// if (called_emsg > called_emsg_before)
|
|
if (did_emsg > did_emsg_before)
|
|
set_string_option_direct(opt_name, -1, (char_u *)"",
|
|
OPT_FREE | opt_scope, SID_ERROR);
|
|
|
|
return width;
|
|
}
|
|
#endif // FEAT_STL_OPT
|
|
|
|
/*
|
|
* Get relative cursor position in window into "buf[buflen]", in the localized
|
|
* percentage form like %99, 99%; using "Top", "Bot" or "All" when appropriate.
|
|
*/
|
|
int
|
|
get_rel_pos(
|
|
win_T *wp,
|
|
char_u *buf,
|
|
int buflen)
|
|
{
|
|
long above; // number of lines above window
|
|
long below; // number of lines below window
|
|
int len;
|
|
|
|
if (buflen < 3) // need at least 3 chars for writing
|
|
return 0;
|
|
above = wp->w_topline - 1;
|
|
#ifdef FEAT_DIFF
|
|
above += diff_check_fill(wp, wp->w_topline) - wp->w_topfill;
|
|
if (wp->w_topline == 1 && wp->w_topfill >= 1)
|
|
above = 0; // All buffer lines are displayed and there is an
|
|
// indication of filler lines, that can be considered
|
|
// seeing all lines.
|
|
#endif
|
|
below = wp->w_buffer->b_ml.ml_line_count - wp->w_botline + 1;
|
|
if (below <= 0)
|
|
len = vim_snprintf((char *)buf, buflen, "%s", (above == 0) ? _("All") : _("Bot"));
|
|
else if (above <= 0)
|
|
len = vim_snprintf((char *)buf, buflen, "%s", _("Top"));
|
|
else
|
|
{
|
|
int perc = (above > 1000000L)
|
|
? (int)(above / ((above + below) / 100L))
|
|
: (int)(above * 100L / (above + below));
|
|
|
|
// localized percentage value
|
|
len = vim_snprintf((char *)buf, buflen, _("%s%d%%"), (perc < 10) ? " " : "", perc);
|
|
}
|
|
if (len < 0)
|
|
{
|
|
buf[0] = NUL;
|
|
len = 0;
|
|
}
|
|
else if (len > buflen - 1)
|
|
len = buflen - 1;
|
|
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
* Append (file 2 of 8) to "buf[buflen]", if editing more than one file.
|
|
* Return TRUE if it was appended.
|
|
*/
|
|
static int
|
|
append_arg_number(
|
|
win_T *wp,
|
|
char_u *buf,
|
|
int buflen,
|
|
int add_file) // Add "file" before the arg number
|
|
{
|
|
if (ARGCOUNT <= 1) // nothing to do
|
|
return FALSE;
|
|
|
|
char *msg;
|
|
switch ((wp->w_arg_idx_invalid ? 1 : 0) + (add_file ? 2 : 0))
|
|
{
|
|
case 0: msg = _(" (%d of %d)"); break;
|
|
case 1: msg = _(" ((%d) of %d)"); break;
|
|
case 2: msg = _(" (file %d of %d)"); break;
|
|
case 3: msg = _(" (file (%d) of %d)"); break;
|
|
}
|
|
|
|
char_u *p = buf + STRLEN(buf); // go to the end of the buffer
|
|
vim_snprintf((char *)p, (size_t)(buflen - (p - buf)), msg,
|
|
wp->w_arg_idx + 1, ARGCOUNT);
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* If fname is not a full path, make it a full path.
|
|
* Returns pointer to allocated memory (NULL for failure).
|
|
*/
|
|
char_u *
|
|
fix_fname(char_u *fname)
|
|
{
|
|
/*
|
|
* Force expanding the path always for Unix, because symbolic links may
|
|
* mess up the full path name, even though it starts with a '/'.
|
|
* Also expand when there is ".." in the file name, try to remove it,
|
|
* because "c:/src/../README" is equal to "c:/README".
|
|
* Similarly "c:/src//file" is equal to "c:/src/file".
|
|
* For MS-Windows also expand names like "longna~1" to "longname".
|
|
*/
|
|
#ifdef UNIX
|
|
return FullName_save(fname, TRUE);
|
|
#else
|
|
if (!vim_isAbsName(fname)
|
|
|| strstr((char *)fname, "..") != NULL
|
|
|| strstr((char *)fname, "//") != NULL
|
|
# ifdef BACKSLASH_IN_FILENAME
|
|
|| strstr((char *)fname, "\\\\") != NULL
|
|
# endif
|
|
# if defined(MSWIN)
|
|
|| vim_strchr(fname, '~') != NULL
|
|
# endif
|
|
)
|
|
return FullName_save(fname, FALSE);
|
|
|
|
fname = vim_strsave(fname);
|
|
|
|
# ifdef USE_FNAME_CASE
|
|
if (fname != NULL)
|
|
fname_case(fname, 0); // set correct case for file name
|
|
# endif
|
|
|
|
return fname;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Make "*ffname" a full file name, set "*sfname" to "*ffname" if not NULL.
|
|
* "*ffname" becomes a pointer to allocated memory (or NULL).
|
|
* When resolving a link both "*sfname" and "*ffname" will point to the same
|
|
* allocated memory.
|
|
* The "*ffname" and "*sfname" pointer values on call will not be freed.
|
|
* Note that the resulting "*ffname" pointer should be considered not allocated.
|
|
*/
|
|
void
|
|
fname_expand(
|
|
buf_T *buf UNUSED,
|
|
char_u **ffname,
|
|
char_u **sfname)
|
|
{
|
|
if (*ffname == NULL) // no file name given, nothing to do
|
|
return;
|
|
if (*sfname == NULL) // no short file name given, use ffname
|
|
*sfname = *ffname;
|
|
*ffname = fix_fname(*ffname); // expand to full path
|
|
|
|
#ifdef FEAT_SHORTCUT
|
|
if (!buf->b_p_bin)
|
|
{
|
|
char_u *rfname;
|
|
|
|
// If the file name is a shortcut file, use the file it links to.
|
|
rfname = mch_resolve_path(*ffname, FALSE);
|
|
if (rfname != NULL)
|
|
{
|
|
vim_free(*ffname);
|
|
*ffname = rfname;
|
|
*sfname = rfname;
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Open a window for a number of buffers.
|
|
*/
|
|
void
|
|
ex_buffer_all(exarg_T *eap)
|
|
{
|
|
buf_T *buf;
|
|
win_T *wp, *wpnext;
|
|
int split_ret = OK;
|
|
int p_ea_save;
|
|
int open_wins = 0;
|
|
int r;
|
|
int count; // Maximum number of windows to open.
|
|
int all; // When TRUE also load inactive buffers.
|
|
int had_tab = cmdmod.cmod_tab;
|
|
tabpage_T *tpnext;
|
|
|
|
if (eap->addr_count == 0) // make as many windows as possible
|
|
count = 9999;
|
|
else
|
|
count = eap->line2; // make as many windows as specified
|
|
if (eap->cmdidx == CMD_unhide || eap->cmdidx == CMD_sunhide)
|
|
all = FALSE;
|
|
else
|
|
all = TRUE;
|
|
|
|
// Stop Visual mode, the cursor and "VIsual" may very well be invalid after
|
|
// switching to another buffer.
|
|
reset_VIsual_and_resel();
|
|
|
|
setpcmark();
|
|
|
|
#ifdef FEAT_GUI
|
|
need_mouse_correct = TRUE;
|
|
#endif
|
|
|
|
/*
|
|
* Close superfluous windows (two windows for the same buffer).
|
|
* Also close windows that are not full-width.
|
|
*/
|
|
if (had_tab > 0)
|
|
goto_tabpage_tp(first_tabpage, TRUE, TRUE);
|
|
for (;;)
|
|
{
|
|
tpnext = curtab->tp_next;
|
|
for (wp = firstwin; wp != NULL; wp = wpnext)
|
|
{
|
|
wpnext = wp->w_next;
|
|
if ((wp->w_buffer->b_nwindows > 1
|
|
|| ((cmdmod.cmod_split & WSP_VERT)
|
|
? wp->w_height + wp->w_status_height < Rows - p_ch
|
|
- tabline_height()
|
|
: wp->w_width != Columns)
|
|
|| (had_tab > 0 && wp != firstwin))
|
|
&& !ONE_WINDOW
|
|
&& !(win_locked(wp) || wp->w_buffer->b_locked > 0)
|
|
&& !win_unlisted(wp))
|
|
{
|
|
if (win_close(wp, FALSE) == FAIL)
|
|
break;
|
|
// Just in case an autocommand does something strange with
|
|
// windows: start all over...
|
|
wpnext = firstwin;
|
|
tpnext = first_tabpage;
|
|
open_wins = 0;
|
|
}
|
|
else
|
|
++open_wins;
|
|
}
|
|
|
|
// Without the ":tab" modifier only do the current tab page.
|
|
if (had_tab == 0 || tpnext == NULL)
|
|
break;
|
|
goto_tabpage_tp(tpnext, TRUE, TRUE);
|
|
}
|
|
|
|
/*
|
|
* Go through the buffer list. When a buffer doesn't have a window yet,
|
|
* open one. Otherwise move the window to the right position.
|
|
* Watch out for autocommands that delete buffers or windows!
|
|
*/
|
|
// Don't execute Win/Buf Enter/Leave autocommands here.
|
|
++autocmd_no_enter;
|
|
win_enter(lastwin, FALSE);
|
|
++autocmd_no_leave;
|
|
for (buf = firstbuf; buf != NULL && open_wins < count; buf = buf->b_next)
|
|
{
|
|
// Check if this buffer needs a window
|
|
if ((!all && buf->b_ml.ml_mfp == NULL) || !buf->b_p_bl)
|
|
continue;
|
|
|
|
if (had_tab != 0)
|
|
{
|
|
// With the ":tab" modifier don't move the window.
|
|
if (buf->b_nwindows > 0)
|
|
wp = lastwin; // buffer has a window, skip it
|
|
else
|
|
wp = NULL;
|
|
}
|
|
else
|
|
{
|
|
// Check if this buffer already has a window
|
|
FOR_ALL_WINDOWS(wp)
|
|
if (wp->w_buffer == buf)
|
|
break;
|
|
// If the buffer already has a window, move it
|
|
if (wp != NULL)
|
|
win_move_after(wp, curwin);
|
|
}
|
|
|
|
if (wp == NULL && split_ret == OK)
|
|
{
|
|
bufref_T bufref;
|
|
|
|
set_bufref(&bufref, buf);
|
|
|
|
// Split the window and put the buffer in it
|
|
p_ea_save = p_ea;
|
|
p_ea = TRUE; // use space from all windows
|
|
split_ret = win_split(0, WSP_ROOM | WSP_BELOW);
|
|
++open_wins;
|
|
p_ea = p_ea_save;
|
|
if (split_ret == FAIL)
|
|
continue;
|
|
|
|
// Open the buffer in this window.
|
|
swap_exists_action = SEA_DIALOG;
|
|
set_curbuf(buf, DOBUF_GOTO);
|
|
if (!bufref_valid(&bufref))
|
|
{
|
|
// autocommands deleted the buffer!!!
|
|
swap_exists_action = SEA_NONE;
|
|
break;
|
|
}
|
|
if (swap_exists_action == SEA_QUIT)
|
|
{
|
|
#if defined(FEAT_EVAL)
|
|
cleanup_T cs;
|
|
|
|
// Reset the error/interrupt/exception state here so that
|
|
// aborting() returns FALSE when closing a window.
|
|
enter_cleanup(&cs);
|
|
#endif
|
|
|
|
// User selected Quit at ATTENTION prompt; close this window.
|
|
win_close(curwin, TRUE);
|
|
--open_wins;
|
|
swap_exists_action = SEA_NONE;
|
|
swap_exists_did_quit = TRUE;
|
|
|
|
#if defined(FEAT_EVAL)
|
|
// Restore the error/interrupt/exception state if not
|
|
// discarded by a new aborting error, interrupt, or uncaught
|
|
// exception.
|
|
leave_cleanup(&cs);
|
|
#endif
|
|
}
|
|
else
|
|
handle_swap_exists(NULL);
|
|
}
|
|
|
|
ui_breakcheck();
|
|
if (got_int)
|
|
{
|
|
(void)vgetc(); // only break the file loading, not the rest
|
|
break;
|
|
}
|
|
#ifdef FEAT_EVAL
|
|
// Autocommands deleted the buffer or aborted script processing!!!
|
|
if (aborting())
|
|
break;
|
|
#endif
|
|
// When ":tab" was used open a new tab for a new window repeatedly.
|
|
if (had_tab > 0 && tabpage_index(NULL) <= p_tpm)
|
|
cmdmod.cmod_tab = 9999;
|
|
}
|
|
--autocmd_no_enter;
|
|
win_enter(firstwin, FALSE); // back to first window
|
|
--autocmd_no_leave;
|
|
|
|
/*
|
|
* Close superfluous windows.
|
|
*/
|
|
for (wp = lastwin; open_wins > count; )
|
|
{
|
|
r = (buf_hide(wp->w_buffer) || !bufIsChanged(wp->w_buffer)
|
|
|| autowrite(wp->w_buffer, FALSE) == OK);
|
|
if (!win_valid(wp))
|
|
{
|
|
// BufWrite Autocommands made the window invalid, start over
|
|
wp = lastwin;
|
|
}
|
|
else if (r)
|
|
{
|
|
win_close(wp, !buf_hide(wp->w_buffer));
|
|
--open_wins;
|
|
wp = lastwin;
|
|
}
|
|
else
|
|
{
|
|
wp = wp->w_prev;
|
|
if (wp == NULL)
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static int chk_modeline(linenr_T, int);
|
|
|
|
/*
|
|
* do_modelines() - process mode lines for the current file
|
|
*
|
|
* "flags" can be:
|
|
* OPT_WINONLY only set options local to window
|
|
* OPT_NOWIN don't set options local to window
|
|
*
|
|
* Returns immediately if the "ml" option isn't set.
|
|
*/
|
|
void
|
|
do_modelines(int flags)
|
|
{
|
|
linenr_T lnum;
|
|
int nmlines;
|
|
static int entered = 0;
|
|
|
|
if (!curbuf->b_p_ml || (nmlines = (int)p_mls) == 0)
|
|
return;
|
|
|
|
// Disallow recursive entry here. Can happen when executing a modeline
|
|
// triggers an autocommand, which reloads modelines with a ":do".
|
|
if (entered)
|
|
return;
|
|
|
|
++entered;
|
|
for (lnum = 1; curbuf->b_p_ml && lnum <= curbuf->b_ml.ml_line_count && lnum <= nmlines;
|
|
++lnum)
|
|
if (chk_modeline(lnum, flags) == FAIL)
|
|
nmlines = 0;
|
|
|
|
for (lnum = curbuf->b_ml.ml_line_count; curbuf->b_p_ml && lnum > 0 && lnum > nmlines
|
|
&& lnum > curbuf->b_ml.ml_line_count - nmlines; --lnum)
|
|
if (chk_modeline(lnum, flags) == FAIL)
|
|
nmlines = 0;
|
|
--entered;
|
|
}
|
|
|
|
#include "version.h" // for version number
|
|
|
|
/*
|
|
* chk_modeline() - check a single line for a mode string
|
|
* Return FAIL if an error encountered.
|
|
*/
|
|
static int
|
|
chk_modeline(
|
|
linenr_T lnum,
|
|
int flags) // Same as for do_modelines().
|
|
{
|
|
char_u *s;
|
|
char_u *e;
|
|
char_u *linecopy; // local copy of any modeline found
|
|
int prev;
|
|
int vers;
|
|
int end;
|
|
int retval = OK;
|
|
sctx_T save_current_sctx;
|
|
ESTACK_CHECK_DECLARATION;
|
|
|
|
prev = -1;
|
|
for (s = ml_get(lnum); *s != NUL; ++s)
|
|
{
|
|
if (prev == -1 || vim_isspace(prev))
|
|
{
|
|
if ((prev != -1 && STRNCMP(s, "ex:", (size_t)3) == 0)
|
|
|| STRNCMP(s, "vi:", (size_t)3) == 0)
|
|
break;
|
|
// Accept both "vim" and "Vim".
|
|
if ((s[0] == 'v' || s[0] == 'V') && s[1] == 'i' && s[2] == 'm')
|
|
{
|
|
if (s[3] == '<' || s[3] == '=' || s[3] == '>')
|
|
e = s + 4;
|
|
else
|
|
e = s + 3;
|
|
vers = getdigits(&e);
|
|
if (*e == ':'
|
|
&& (s[0] != 'V'
|
|
|| STRNCMP(skipwhite(e + 1), "set", 3) == 0)
|
|
&& (s[3] == ':'
|
|
|| (VIM_VERSION_100 >= vers && SAFE_isdigit(s[3]))
|
|
|| (VIM_VERSION_100 < vers && s[3] == '<')
|
|
|| (VIM_VERSION_100 > vers && s[3] == '>')
|
|
|| (VIM_VERSION_100 == vers && s[3] == '=')))
|
|
break;
|
|
}
|
|
}
|
|
prev = *s;
|
|
}
|
|
|
|
if (*s)
|
|
{
|
|
do // skip over "ex:", "vi:" or "vim:"
|
|
++s;
|
|
while (s[-1] != ':');
|
|
|
|
s = linecopy = vim_strsave(s); // copy the line, it will change
|
|
if (linecopy == NULL)
|
|
return FAIL;
|
|
|
|
// prepare for emsg()
|
|
estack_push(ETYPE_MODELINE, (char_u *)"modelines", lnum);
|
|
ESTACK_CHECK_SETUP;
|
|
|
|
end = FALSE;
|
|
while (end == FALSE)
|
|
{
|
|
s = skipwhite(s);
|
|
if (*s == NUL)
|
|
break;
|
|
|
|
/*
|
|
* Find end of set command: ':' or end of line.
|
|
* Skip over "\:", replacing it with ":".
|
|
*/
|
|
for (e = s; *e != ':' && *e != NUL; ++e)
|
|
if (e[0] == '\\' && e[1] == ':')
|
|
STRMOVE(e, e + 1);
|
|
if (*e == NUL)
|
|
end = TRUE;
|
|
|
|
/*
|
|
* If there is a "set" command, require a terminating ':' and
|
|
* ignore the stuff after the ':'.
|
|
* "vi:set opt opt opt: foo" -- foo not interpreted
|
|
* "vi:opt opt opt: foo" -- foo interpreted
|
|
* Accept "se" for compatibility with Elvis.
|
|
*/
|
|
if (STRNCMP(s, "set ", (size_t)4) == 0
|
|
|| STRNCMP(s, "se ", (size_t)3) == 0)
|
|
{
|
|
if (*e != ':') // no terminating ':'?
|
|
break;
|
|
end = TRUE;
|
|
s = vim_strchr(s, ' ') + 1;
|
|
}
|
|
*e = NUL; // truncate the set command
|
|
|
|
if (*s != NUL) // skip over an empty "::"
|
|
{
|
|
int secure_save = secure;
|
|
|
|
save_current_sctx = current_sctx;
|
|
current_sctx.sc_version = 1;
|
|
#ifdef FEAT_EVAL
|
|
current_sctx.sc_sid = SID_MODELINE;
|
|
current_sctx.sc_seq = 0;
|
|
current_sctx.sc_lnum = lnum;
|
|
#endif
|
|
|
|
// Make sure no risky things are executed as a side effect.
|
|
secure = 1;
|
|
|
|
retval = do_set(s, OPT_MODELINE | OPT_LOCAL | flags);
|
|
|
|
secure = secure_save;
|
|
current_sctx = save_current_sctx;
|
|
if (retval == FAIL) // stop if error found
|
|
break;
|
|
}
|
|
s = e + 1; // advance to next part
|
|
}
|
|
|
|
ESTACK_CHECK_NOW;
|
|
estack_pop();
|
|
vim_free(linecopy);
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "buf" is a normal buffer, 'buftype' is empty.
|
|
*/
|
|
int
|
|
bt_normal(buf_T *buf)
|
|
{
|
|
return buf != NULL && buf->b_p_bt[0] == NUL;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "buf" is the quickfix buffer.
|
|
*/
|
|
int
|
|
bt_quickfix(buf_T *buf UNUSED)
|
|
{
|
|
#ifdef FEAT_QUICKFIX
|
|
return buf != NULL && buf_valid(buf) && buf->b_p_bt[0] == 'q';
|
|
#else
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "buf" is a terminal buffer.
|
|
*/
|
|
int
|
|
bt_terminal(buf_T *buf UNUSED)
|
|
{
|
|
#if defined(FEAT_TERMINAL)
|
|
return buf != NULL && buf->b_p_bt[0] == 't';
|
|
#else
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "buf" is a help buffer.
|
|
*/
|
|
int
|
|
bt_help(buf_T *buf)
|
|
{
|
|
return buf != NULL && buf->b_help;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "buf" is a prompt buffer.
|
|
*/
|
|
int
|
|
bt_prompt(buf_T *buf)
|
|
{
|
|
return buf != NULL && buf->b_p_bt[0] == 'p' && buf->b_p_bt[1] == 'r';
|
|
}
|
|
|
|
#if defined(FEAT_PROP_POPUP) || defined(PROTO)
|
|
/*
|
|
* Return TRUE if "buf" is a buffer for a popup window.
|
|
*/
|
|
int
|
|
bt_popup(buf_T *buf)
|
|
{
|
|
return buf != NULL && buf->b_p_bt != NULL
|
|
&& buf->b_p_bt[0] == 'p' && buf->b_p_bt[1] == 'o';
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Return TRUE if "buf" is a "nofile", "acwrite", "terminal" or "prompt"
|
|
* buffer. This means the buffer name may not be a file name, at least not for
|
|
* writing the buffer.
|
|
*/
|
|
int
|
|
bt_nofilename(buf_T *buf)
|
|
{
|
|
return buf != NULL && ((buf->b_p_bt[0] == 'n' && buf->b_p_bt[2] == 'f')
|
|
|| buf->b_p_bt[0] == 'a'
|
|
|| buf->b_p_bt[0] == 't'
|
|
|| buf->b_p_bt[0] == 'p');
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if "buf" is a "nofile", "quickfix", "terminal" or "prompt"
|
|
* buffer. This means the buffer is not to be read from a file.
|
|
*/
|
|
static int
|
|
bt_nofileread(buf_T *buf)
|
|
{
|
|
return buf != NULL && ((buf->b_p_bt[0] == 'n' && buf->b_p_bt[2] == 'f')
|
|
|| buf->b_p_bt[0] == 't'
|
|
|| buf->b_p_bt[0] == 'q'
|
|
|| buf->b_p_bt[0] == 'p');
|
|
}
|
|
|
|
#if defined(FEAT_QUICKFIX) || defined(PROTO)
|
|
/*
|
|
* Return TRUE if "buf" has 'buftype' set to "nofile".
|
|
*/
|
|
int
|
|
bt_nofile(buf_T *buf)
|
|
{
|
|
return buf != NULL && buf->b_p_bt[0] == 'n' && buf->b_p_bt[2] == 'f';
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Return TRUE if "buf" is a "nowrite", "nofile", "terminal", "prompt", or
|
|
* "popup" buffer.
|
|
*/
|
|
int
|
|
bt_dontwrite(buf_T *buf)
|
|
{
|
|
return buf != NULL && (buf->b_p_bt[0] == 'n'
|
|
|| buf->b_p_bt[0] == 't'
|
|
|| buf->b_p_bt[0] == 'p');
|
|
}
|
|
|
|
int
|
|
bt_dontwrite_msg(buf_T *buf)
|
|
{
|
|
if (bt_dontwrite(buf))
|
|
{
|
|
emsg(_(e_cannot_write_buftype_option_is_set));
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if the buffer should be hidden, according to 'hidden', ":hide"
|
|
* and 'bufhidden'.
|
|
*/
|
|
int
|
|
buf_hide(buf_T *buf)
|
|
{
|
|
// 'bufhidden' overrules 'hidden' and ":hide", check it first
|
|
switch (buf->b_p_bh[0])
|
|
{
|
|
case 'u': // "unload"
|
|
case 'w': // "wipe"
|
|
case 'd': return FALSE; // "delete"
|
|
case 'h': return TRUE; // "hide"
|
|
}
|
|
return (p_hid || (cmdmod.cmod_flags & CMOD_HIDE));
|
|
}
|
|
|
|
/*
|
|
* Return special buffer name.
|
|
* Returns NULL when the buffer has a normal file name.
|
|
*/
|
|
char_u *
|
|
buf_spname(buf_T *buf)
|
|
{
|
|
#if defined(FEAT_QUICKFIX)
|
|
if (bt_quickfix(buf))
|
|
{
|
|
/*
|
|
* Differentiate between the quickfix and location list buffers using
|
|
* the buffer number stored in the global quickfix stack.
|
|
*/
|
|
if (buf->b_fnum == qf_stack_get_bufnr())
|
|
return (char_u *)_(msg_qflist);
|
|
else
|
|
return (char_u *)_(msg_loclist);
|
|
}
|
|
#endif
|
|
|
|
// There is no _file_ when 'buftype' is "nofile", b_sfname
|
|
// contains the name as specified by the user.
|
|
if (bt_nofilename(buf))
|
|
{
|
|
#ifdef FEAT_TERMINAL
|
|
if (buf->b_term != NULL)
|
|
return term_get_status_text(buf->b_term);
|
|
#endif
|
|
if (buf->b_fname != NULL)
|
|
return buf->b_fname;
|
|
if (buf == cmdwin_buf)
|
|
return (char_u *)_("[Command Line]");
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
if (bt_prompt(buf))
|
|
return (char_u *)_("[Prompt]");
|
|
#endif
|
|
#ifdef FEAT_PROP_POPUP
|
|
if (bt_popup(buf))
|
|
return (char_u *)_("[Popup]");
|
|
#endif
|
|
return (char_u *)_("[Scratch]");
|
|
}
|
|
|
|
if (buf->b_fname == NULL)
|
|
return buf_get_fname(buf);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* Get "buf->b_fname", use "[No Name]" if it is NULL.
|
|
*/
|
|
char_u *
|
|
buf_get_fname(buf_T *buf)
|
|
{
|
|
if (buf->b_fname == NULL)
|
|
return (char_u *)_("[No Name]");
|
|
return buf->b_fname;
|
|
}
|
|
|
|
/*
|
|
* Set 'buflisted' for curbuf to "on" and trigger autocommands if it changed.
|
|
*/
|
|
void
|
|
set_buflisted(int on)
|
|
{
|
|
if (on == curbuf->b_p_bl)
|
|
return;
|
|
|
|
curbuf->b_p_bl = on;
|
|
if (on)
|
|
apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, curbuf);
|
|
else
|
|
apply_autocmds(EVENT_BUFDELETE, NULL, NULL, FALSE, curbuf);
|
|
}
|
|
|
|
/*
|
|
* Read the file for "buf" again and check if the contents changed.
|
|
* Return TRUE if it changed or this could not be checked.
|
|
*/
|
|
int
|
|
buf_contents_changed(buf_T *buf)
|
|
{
|
|
buf_T *newbuf;
|
|
int differ = TRUE;
|
|
linenr_T lnum;
|
|
aco_save_T aco;
|
|
exarg_T ea;
|
|
|
|
// Allocate a buffer without putting it in the buffer list.
|
|
newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY);
|
|
if (newbuf == NULL)
|
|
return TRUE;
|
|
|
|
// Force the 'fileencoding' and 'fileformat' to be equal.
|
|
if (prep_exarg(&ea, buf) == FAIL)
|
|
{
|
|
wipe_buffer(newbuf, FALSE);
|
|
return TRUE;
|
|
}
|
|
|
|
// Set curwin/curbuf to buf and save a few things.
|
|
aucmd_prepbuf(&aco, newbuf);
|
|
if (curbuf != newbuf)
|
|
{
|
|
// Failed to find a window for "newbuf".
|
|
wipe_buffer(newbuf, FALSE);
|
|
return TRUE;
|
|
}
|
|
|
|
// We don't want to trigger autocommands now, they may have nasty
|
|
// side-effects like wiping buffers
|
|
block_autocmds();
|
|
if (ml_open(curbuf) == OK
|
|
&& readfile(buf->b_ffname, buf->b_fname,
|
|
(linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM,
|
|
&ea, READ_NEW | READ_DUMMY) == OK)
|
|
{
|
|
// compare the two files line by line
|
|
if (buf->b_ml.ml_line_count == curbuf->b_ml.ml_line_count)
|
|
{
|
|
differ = FALSE;
|
|
for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum)
|
|
if (STRCMP(ml_get_buf(buf, lnum, FALSE), ml_get(lnum)) != 0)
|
|
{
|
|
differ = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
vim_free(ea.cmd);
|
|
|
|
// restore curwin/curbuf and a few other things
|
|
aucmd_restbuf(&aco);
|
|
|
|
if (curbuf != newbuf) // safety check
|
|
wipe_buffer(newbuf, FALSE);
|
|
|
|
unblock_autocmds();
|
|
|
|
return differ;
|
|
}
|
|
|
|
/*
|
|
* Wipe out a buffer and decrement the last buffer number if it was used for
|
|
* this buffer. Call this to wipe out a temp buffer that does not contain any
|
|
* marks.
|
|
*/
|
|
void
|
|
wipe_buffer(
|
|
buf_T *buf,
|
|
int aucmd) // When TRUE trigger autocommands.
|
|
{
|
|
if (buf->b_fnum == top_file_num - 1)
|
|
--top_file_num;
|
|
|
|
if (!aucmd) // Don't trigger BufDelete autocommands here.
|
|
block_autocmds();
|
|
|
|
close_buffer(NULL, buf, DOBUF_WIPE, FALSE, TRUE);
|
|
|
|
if (!aucmd)
|
|
unblock_autocmds();
|
|
}
|