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gerrit.omnirom.org / android_external_vim / c2b97643a82bb9fbd202312dac4aa995f92e9e5b / . / src / ex_cmds2.c
blob: 71b9d06529b377f9537dc16f18264cf02a047d4f [file] [log] [blame]
/* 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.
*/
/*
* ex_cmds2.c: some more functions for command line commands
*/
#include "vim.h"
#include "version.h"
static void cmd_source(char_u *fname, exarg_T *eap);
#if defined(FEAT_EVAL) || defined(PROTO)
# if defined(FEAT_TIMERS) || defined(PROTO)
static timer_T *first_timer = NULL;
static long last_timer_id = 0;
/*
* Return time left until "due". Negative if past "due".
*/
long
proftime_time_left(proftime_T *due, proftime_T *now)
{
# ifdef MSWIN
LARGE_INTEGER fr;
if (now->QuadPart > due->QuadPart)
return 0;
QueryPerformanceFrequency(&fr);
return (long)(((double)(due->QuadPart - now->QuadPart)
/ (double)fr.QuadPart) * 1000);
# else
if (now->tv_sec > due->tv_sec)
return 0;
return (due->tv_sec - now->tv_sec) * 1000
+ (due->tv_usec - now->tv_usec) / 1000;
# endif
}
/*
* Insert a timer in the list of timers.
*/
static void
insert_timer(timer_T *timer)
{
timer->tr_next = first_timer;
timer->tr_prev = NULL;
if (first_timer != NULL)
first_timer->tr_prev = timer;
first_timer = timer;
did_add_timer = TRUE;
}
/*
* Take a timer out of the list of timers.
*/
static void
remove_timer(timer_T *timer)
{
if (timer->tr_prev == NULL)
first_timer = timer->tr_next;
else
timer->tr_prev->tr_next = timer->tr_next;
if (timer->tr_next != NULL)
timer->tr_next->tr_prev = timer->tr_prev;
}
static void
free_timer(timer_T *timer)
{
free_callback(&timer->tr_callback);
vim_free(timer);
}
/*
* Create a timer and return it. NULL if out of memory.
* Caller should set the callback.
*/
timer_T *
create_timer(long msec, int repeat)
{
timer_T *timer = ALLOC_CLEAR_ONE(timer_T);
long prev_id = last_timer_id;
if (timer == NULL)
return NULL;
if (++last_timer_id <= prev_id)
/* Overflow! Might cause duplicates... */
last_timer_id = 0;
timer->tr_id = last_timer_id;
insert_timer(timer);
if (repeat != 0)
timer->tr_repeat = repeat - 1;
timer->tr_interval = msec;
profile_setlimit(msec, &timer->tr_due);
return timer;
}
/*
* Invoke the callback of "timer".
*/
static void
timer_callback(timer_T *timer)
{
typval_T rettv;
typval_T argv[2];
argv[0].v_type = VAR_NUMBER;
argv[0].vval.v_number = (varnumber_T)timer->tr_id;
argv[1].v_type = VAR_UNKNOWN;
call_callback(&timer->tr_callback, -1, &rettv, 1, argv);
clear_tv(&rettv);
}
/*
* Call timers that are due.
* Return the time in msec until the next timer is due.
* Returns -1 if there are no pending timers.
*/
long
check_due_timer(void)
{
timer_T *timer;
timer_T *timer_next;
long this_due;
long next_due = -1;
proftime_T now;
int did_one = FALSE;
int need_update_screen = FALSE;
long current_id = last_timer_id;
/* Don't run any timers while exiting or dealing with an error. */
if (exiting || aborting())
return next_due;
profile_start(&now);
for (timer = first_timer; timer != NULL && !got_int; timer = timer_next)
{
timer_next = timer->tr_next;
if (timer->tr_id == -1 || timer->tr_firing || timer->tr_paused)
continue;
this_due = proftime_time_left(&timer->tr_due, &now);
if (this_due <= 1)
{
/* Save and restore a lot of flags, because the timer fires while
* waiting for a character, which might be halfway a command. */
int save_timer_busy = timer_busy;
int save_vgetc_busy = vgetc_busy;
int save_did_emsg = did_emsg;
int save_called_emsg = called_emsg;
int save_must_redraw = must_redraw;
int save_trylevel = trylevel;
int save_did_throw = did_throw;
int save_ex_pressedreturn = get_pressedreturn();
int save_may_garbage_collect = may_garbage_collect;
except_T *save_current_exception = current_exception;
vimvars_save_T vvsave;
/* Create a scope for running the timer callback, ignoring most of
* the current scope, such as being inside a try/catch. */
timer_busy = timer_busy > 0 || vgetc_busy > 0;
vgetc_busy = 0;
called_emsg = FALSE;
did_emsg = FALSE;
did_uncaught_emsg = FALSE;
must_redraw = 0;
trylevel = 0;
did_throw = FALSE;
current_exception = NULL;
may_garbage_collect = FALSE;
save_vimvars(&vvsave);
timer->tr_firing = TRUE;
timer_callback(timer);
timer->tr_firing = FALSE;
timer_next = timer->tr_next;
did_one = TRUE;
timer_busy = save_timer_busy;
vgetc_busy = save_vgetc_busy;
if (did_uncaught_emsg)
++timer->tr_emsg_count;
did_emsg = save_did_emsg;
called_emsg = save_called_emsg;
trylevel = save_trylevel;
did_throw = save_did_throw;
current_exception = save_current_exception;
restore_vimvars(&vvsave);
if (must_redraw != 0)
need_update_screen = TRUE;
must_redraw = must_redraw > save_must_redraw
? must_redraw : save_must_redraw;
set_pressedreturn(save_ex_pressedreturn);
may_garbage_collect = save_may_garbage_collect;
/* Only fire the timer again if it repeats and stop_timer() wasn't
* called while inside the callback (tr_id == -1). */
if (timer->tr_repeat != 0 && timer->tr_id != -1
&& timer->tr_emsg_count < 3)
{
profile_setlimit(timer->tr_interval, &timer->tr_due);
this_due = proftime_time_left(&timer->tr_due, &now);
if (this_due < 1)
this_due = 1;
if (timer->tr_repeat > 0)
--timer->tr_repeat;
}
else
{
this_due = -1;
remove_timer(timer);
free_timer(timer);
}
}
if (this_due > 0 && (next_due == -1 || next_due > this_due))
next_due = this_due;
}
if (did_one)
redraw_after_callback(need_update_screen);
#ifdef FEAT_BEVAL_TERM
if (bevalexpr_due_set)
{
this_due = proftime_time_left(&bevalexpr_due, &now);
if (this_due <= 1)
{
bevalexpr_due_set = FALSE;
if (balloonEval == NULL)
{
balloonEval = ALLOC_CLEAR_ONE(BalloonEval);
balloonEvalForTerm = TRUE;
}
if (balloonEval != NULL)
{
general_beval_cb(balloonEval, 0);
setcursor();
out_flush();
}
}
else if (next_due == -1 || next_due > this_due)
next_due = this_due;
}
#endif
#ifdef FEAT_TERMINAL
/* Some terminal windows may need their buffer updated. */
next_due = term_check_timers(next_due, &now);
#endif
return current_id != last_timer_id ? 1 : next_due;
}
/*
* Find a timer by ID. Returns NULL if not found;
*/
timer_T *
find_timer(long id)
{
timer_T *timer;
if (id >= 0)
{
for (timer = first_timer; timer != NULL; timer = timer->tr_next)
if (timer->tr_id == id)
return timer;
}
return NULL;
}
/*
* Stop a timer and delete it.
*/
void
stop_timer(timer_T *timer)
{
if (timer->tr_firing)
/* Free the timer after the callback returns. */
timer->tr_id = -1;
else
{
remove_timer(timer);
free_timer(timer);
}
}
void
stop_all_timers(void)
{
timer_T *timer;
timer_T *timer_next;
for (timer = first_timer; timer != NULL; timer = timer_next)
{
timer_next = timer->tr_next;
stop_timer(timer);
}
}
void
add_timer_info(typval_T *rettv, timer_T *timer)
{
list_T *list = rettv->vval.v_list;
dict_T *dict = dict_alloc();
dictitem_T *di;
long remaining;
proftime_T now;
if (dict == NULL)
return;
list_append_dict(list, dict);
dict_add_number(dict, "id", timer->tr_id);
dict_add_number(dict, "time", (long)timer->tr_interval);
profile_start(&now);
remaining = proftime_time_left(&timer->tr_due, &now);
dict_add_number(dict, "remaining", (long)remaining);
dict_add_number(dict, "repeat",
(long)(timer->tr_repeat < 0 ? -1 : timer->tr_repeat + 1));
dict_add_number(dict, "paused", (long)(timer->tr_paused));
di = dictitem_alloc((char_u *)"callback");
if (di != NULL)
{
if (dict_add(dict, di) == FAIL)
vim_free(di);
else
put_callback(&timer->tr_callback, &di->di_tv);
}
}
void
add_timer_info_all(typval_T *rettv)
{
timer_T *timer;
for (timer = first_timer; timer != NULL; timer = timer->tr_next)
if (timer->tr_id != -1)
add_timer_info(rettv, timer);
}
/*
* Mark references in partials of timers.
*/
int
set_ref_in_timer(int copyID)
{
int abort = FALSE;
timer_T *timer;
typval_T tv;
for (timer = first_timer; !abort && timer != NULL; timer = timer->tr_next)
{
if (timer->tr_callback.cb_partial != NULL)
{
tv.v_type = VAR_PARTIAL;
tv.vval.v_partial = timer->tr_callback.cb_partial;
}
else
{
tv.v_type = VAR_FUNC;
tv.vval.v_string = timer->tr_callback.cb_name;
}
abort = abort || set_ref_in_item(&tv, copyID, NULL, NULL);
}
return abort;
}
# if defined(EXITFREE) || defined(PROTO)
void
timer_free_all()
{
timer_T *timer;
while (first_timer != NULL)
{
timer = first_timer;
remove_timer(timer);
free_timer(timer);
}
}
# endif
# endif
#endif
/*
* If 'autowrite' option set, try to write the file.
* Careful: autocommands may make "buf" invalid!
*
* return FAIL for failure, OK otherwise
*/
int
autowrite(buf_T *buf, int forceit)
{
int r;
bufref_T bufref;
if (!(p_aw || p_awa) || !p_write
#ifdef FEAT_QUICKFIX
/* never autowrite a "nofile" or "nowrite" buffer */
|| bt_dontwrite(buf)
#endif
|| (!forceit && buf->b_p_ro) || buf->b_ffname == NULL)
return FAIL;
set_bufref(&bufref, buf);
r = buf_write_all(buf, forceit);
/* Writing may succeed but the buffer still changed, e.g., when there is a
* conversion error. We do want to return FAIL then. */
if (bufref_valid(&bufref) && bufIsChanged(buf))
r = FAIL;
return r;
}
/*
* Flush all buffers, except the ones that are readonly or are never written.
*/
void
autowrite_all(void)
{
buf_T *buf;
if (!(p_aw || p_awa) || !p_write)
return;
FOR_ALL_BUFFERS(buf)
if (bufIsChanged(buf) && !buf->b_p_ro && !bt_dontwrite(buf))
{
bufref_T bufref;
set_bufref(&bufref, buf);
(void)buf_write_all(buf, FALSE);
/* an autocommand may have deleted the buffer */
if (!bufref_valid(&bufref))
buf = firstbuf;
}
}
/*
* Return TRUE if buffer was changed and cannot be abandoned.
* For flags use the CCGD_ values.
*/
int
check_changed(buf_T *buf, int flags)
{
int forceit = (flags & CCGD_FORCEIT);
bufref_T bufref;
set_bufref(&bufref, buf);
if ( !forceit
&& bufIsChanged(buf)
&& ((flags & CCGD_MULTWIN) || buf->b_nwindows <= 1)
&& (!(flags & CCGD_AW) || autowrite(buf, forceit) == FAIL))
{
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
if ((p_confirm || cmdmod.confirm) && p_write)
{
buf_T *buf2;
int count = 0;
if (flags & CCGD_ALLBUF)
FOR_ALL_BUFFERS(buf2)
if (bufIsChanged(buf2)
&& (buf2->b_ffname != NULL
# ifdef FEAT_BROWSE
|| cmdmod.browse
# endif
))
++count;
if (!bufref_valid(&bufref))
/* Autocommand deleted buffer, oops! It's not changed now. */
return FALSE;
dialog_changed(buf, count > 1);
if (!bufref_valid(&bufref))
/* Autocommand deleted buffer, oops! It's not changed now. */
return FALSE;
return bufIsChanged(buf);
}
#endif
if (flags & CCGD_EXCMD)
no_write_message();
else
no_write_message_nobang(curbuf);
return TRUE;
}
return FALSE;
}
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) || defined(PROTO)
#if defined(FEAT_BROWSE) || defined(PROTO)
/*
* When wanting to write a file without a file name, ask the user for a name.
*/
void
browse_save_fname(buf_T *buf)
{
if (buf->b_fname == NULL)
{
char_u *fname;
fname = do_browse(BROWSE_SAVE, (char_u *)_("Save As"),
NULL, NULL, NULL, NULL, buf);
if (fname != NULL)
{
if (setfname(buf, fname, NULL, TRUE) == OK)
buf->b_flags |= BF_NOTEDITED;
vim_free(fname);
}
}
}
#endif
/*
* Ask the user what to do when abandoning a changed buffer.
* Must check 'write' option first!
*/
void
dialog_changed(
buf_T *buf,
int checkall) /* may abandon all changed buffers */
{
char_u buff[DIALOG_MSG_SIZE];
int ret;
buf_T *buf2;
exarg_T ea;
dialog_msg(buff, _("Save changes to \"%s\"?"), buf->b_fname);
if (checkall)
ret = vim_dialog_yesnoallcancel(VIM_QUESTION, NULL, buff, 1);
else
ret = vim_dialog_yesnocancel(VIM_QUESTION, NULL, buff, 1);
// Init ea pseudo-structure, this is needed for the check_overwrite()
// function.
vim_memset(&ea, 0, sizeof(ea));
if (ret == VIM_YES)
{
#ifdef FEAT_BROWSE
/* May get file name, when there is none */
browse_save_fname(buf);
#endif
if (buf->b_fname != NULL && check_overwrite(&ea, buf,
buf->b_fname, buf->b_ffname, FALSE) == OK)
/* didn't hit Cancel */
(void)buf_write_all(buf, FALSE);
}
else if (ret == VIM_NO)
{
unchanged(buf, TRUE, FALSE);
}
else if (ret == VIM_ALL)
{
/*
* Write all modified files that can be written.
* Skip readonly buffers, these need to be confirmed
* individually.
*/
FOR_ALL_BUFFERS(buf2)
{
if (bufIsChanged(buf2)
&& (buf2->b_ffname != NULL
#ifdef FEAT_BROWSE
|| cmdmod.browse
#endif
)
&& !buf2->b_p_ro)
{
bufref_T bufref;
set_bufref(&bufref, buf2);
#ifdef FEAT_BROWSE
/* May get file name, when there is none */
browse_save_fname(buf2);
#endif
if (buf2->b_fname != NULL && check_overwrite(&ea, buf2,
buf2->b_fname, buf2->b_ffname, FALSE) == OK)
/* didn't hit Cancel */
(void)buf_write_all(buf2, FALSE);
/* an autocommand may have deleted the buffer */
if (!bufref_valid(&bufref))
buf2 = firstbuf;
}
}
}
else if (ret == VIM_DISCARDALL)
{
/*
* mark all buffers as unchanged
*/
FOR_ALL_BUFFERS(buf2)
unchanged(buf2, TRUE, FALSE);
}
}
#endif
/*
* Return TRUE if the buffer "buf" can be abandoned, either by making it
* hidden, autowriting it or unloading it.
*/
int
can_abandon(buf_T *buf, int forceit)
{
return ( buf_hide(buf)
|| !bufIsChanged(buf)
|| buf->b_nwindows > 1
|| autowrite(buf, forceit) == OK
|| forceit);
}
/*
* Add a buffer number to "bufnrs", unless it's already there.
*/
static void
add_bufnum(int *bufnrs, int *bufnump, int nr)
{
int i;
for (i = 0; i < *bufnump; ++i)
if (bufnrs[i] == nr)
return;
bufnrs[*bufnump] = nr;
*bufnump = *bufnump + 1;
}
/*
* Return TRUE if any buffer was changed and cannot be abandoned.
* That changed buffer becomes the current buffer.
* When "unload" is TRUE the current buffer is unloaded instead of making it
* hidden. This is used for ":q!".
*/
int
check_changed_any(
int hidden, /* Only check hidden buffers */
int unload)
{
int ret = FALSE;
buf_T *buf;
int save;
int i;
int bufnum = 0;
int bufcount = 0;
int *bufnrs;
tabpage_T *tp;
win_T *wp;
/* Make a list of all buffers, with the most important ones first. */
FOR_ALL_BUFFERS(buf)
++bufcount;
if (bufcount == 0)
return FALSE;
bufnrs = ALLOC_MULT(int, bufcount);
if (bufnrs == NULL)
return FALSE;
/* curbuf */
bufnrs[bufnum++] = curbuf->b_fnum;
/* buffers in current tab */
FOR_ALL_WINDOWS(wp)
if (wp->w_buffer != curbuf)
add_bufnum(bufnrs, &bufnum, wp->w_buffer->b_fnum);
/* buffers in other tabs */
FOR_ALL_TABPAGES(tp)
if (tp != curtab)
for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next)
add_bufnum(bufnrs, &bufnum, wp->w_buffer->b_fnum);
/* any other buffer */
FOR_ALL_BUFFERS(buf)
add_bufnum(bufnrs, &bufnum, buf->b_fnum);
for (i = 0; i < bufnum; ++i)
{
buf = buflist_findnr(bufnrs[i]);
if (buf == NULL)
continue;
if ((!hidden || buf->b_nwindows == 0) && bufIsChanged(buf))
{
bufref_T bufref;
set_bufref(&bufref, buf);
#ifdef FEAT_TERMINAL
if (term_job_running(buf->b_term))
{
if (term_try_stop_job(buf) == FAIL)
break;
}
else
#endif
/* Try auto-writing the buffer. If this fails but the buffer no
* longer exists it's not changed, that's OK. */
if (check_changed(buf, (p_awa ? CCGD_AW : 0)
| CCGD_MULTWIN
| CCGD_ALLBUF) && bufref_valid(&bufref))
break; /* didn't save - still changes */
}
}
if (i >= bufnum)
goto theend;
/* Get here if "buf" cannot be abandoned. */
ret = TRUE;
exiting = FALSE;
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
/*
* When ":confirm" used, don't give an error message.
*/
if (!(p_confirm || cmdmod.confirm))
#endif
{
/* There must be a wait_return for this message, do_buffer()
* may cause a redraw. But wait_return() is a no-op when vgetc()
* is busy (Quit used from window menu), then make sure we don't
* cause a scroll up. */
if (vgetc_busy > 0)
{
msg_row = cmdline_row;
msg_col = 0;
msg_didout = FALSE;
}
if (
#ifdef FEAT_TERMINAL
term_job_running(buf->b_term)
? semsg(_("E947: Job still running in buffer \"%s\""),
buf->b_fname)
:
#endif
semsg(_("E162: No write since last change for buffer \"%s\""),
buf_spname(buf) != NULL ? buf_spname(buf) : buf->b_fname))
{
save = no_wait_return;
no_wait_return = FALSE;
wait_return(FALSE);
no_wait_return = save;
}
}
/* Try to find a window that contains the buffer. */
if (buf != curbuf)
FOR_ALL_TAB_WINDOWS(tp, wp)
if (wp->w_buffer == buf)
{
bufref_T bufref;
set_bufref(&bufref, buf);
goto_tabpage_win(tp, wp);
// Paranoia: did autocmd wipe out the buffer with changes?
if (!bufref_valid(&bufref))
goto theend;
goto buf_found;
}
buf_found:
/* Open the changed buffer in the current window. */
if (buf != curbuf)
set_curbuf(buf, unload ? DOBUF_UNLOAD : DOBUF_GOTO);
theend:
vim_free(bufnrs);
return ret;
}
/*
* return FAIL if there is no file name, OK if there is one
* give error message for FAIL
*/
int
check_fname(void)
{
if (curbuf->b_ffname == NULL)
{
emsg(_(e_noname));
return FAIL;
}
return OK;
}
/*
* flush the contents of a buffer, unless it has no file name
*
* return FAIL for failure, OK otherwise
*/
int
buf_write_all(buf_T *buf, int forceit)
{
int retval;
buf_T *old_curbuf = curbuf;
retval = (buf_write(buf, buf->b_ffname, buf->b_fname,
(linenr_T)1, buf->b_ml.ml_line_count, NULL,
FALSE, forceit, TRUE, FALSE));
if (curbuf != old_curbuf)
{
msg_source(HL_ATTR(HLF_W));
msg(_("Warning: Entered other buffer unexpectedly (check autocommands)"));
}
return retval;
}
/*
* ":argdo", ":windo", ":bufdo", ":tabdo", ":cdo", ":ldo", ":cfdo" and ":lfdo"
*/
void
ex_listdo(exarg_T *eap)
{
int i;
win_T *wp;
tabpage_T *tp;
buf_T *buf = curbuf;
int next_fnum = 0;
#if defined(FEAT_SYN_HL)
char_u *save_ei = NULL;
#endif
char_u *p_shm_save;
#ifdef FEAT_QUICKFIX
int qf_size = 0;
int qf_idx;
#endif
#ifndef FEAT_QUICKFIX
if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo ||
eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo)
{
ex_ni(eap);
return;
}
#endif
#if defined(FEAT_SYN_HL)
if (eap->cmdidx != CMD_windo && eap->cmdidx != CMD_tabdo)
{
/* Don't do syntax HL autocommands. Skipping the syntax file is a
* great speed improvement. */
save_ei = au_event_disable(",Syntax");
for (buf = firstbuf; buf != NULL; buf = buf->b_next)
buf->b_flags &= ~BF_SYN_SET;
buf = curbuf;
}
#endif
#ifdef FEAT_CLIPBOARD
start_global_changes();
#endif
if (eap->cmdidx == CMD_windo
|| eap->cmdidx == CMD_tabdo
|| buf_hide(curbuf)
|| !check_changed(curbuf, CCGD_AW
| (eap->forceit ? CCGD_FORCEIT : 0)
| CCGD_EXCMD))
{
i = 0;
/* start at the eap->line1 argument/window/buffer */
wp = firstwin;
tp = first_tabpage;
switch (eap->cmdidx)
{
case CMD_windo:
for ( ; wp != NULL && i + 1 < eap->line1; wp = wp->w_next)
i++;
break;
case CMD_tabdo:
for( ; tp != NULL && i + 1 < eap->line1; tp = tp->tp_next)
i++;
break;
case CMD_argdo:
i = eap->line1 - 1;
break;
default:
break;
}
/* set pcmark now */
if (eap->cmdidx == CMD_bufdo)
{
/* Advance to the first listed buffer after "eap->line1". */
for (buf = firstbuf; buf != NULL && (buf->b_fnum < eap->line1
|| !buf->b_p_bl); buf = buf->b_next)
if (buf->b_fnum > eap->line2)
{
buf = NULL;
break;
}
if (buf != NULL)
goto_buffer(eap, DOBUF_FIRST, FORWARD, buf->b_fnum);
}
#ifdef FEAT_QUICKFIX
else if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo
|| eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo)
{
qf_size = qf_get_valid_size(eap);
if (qf_size <= 0 || eap->line1 > qf_size)
buf = NULL;
else
{
ex_cc(eap);
buf = curbuf;
i = eap->line1 - 1;
if (eap->addr_count <= 0)
/* default is all the quickfix/location list entries */
eap->line2 = qf_size;
}
}
#endif
else
setpcmark();
listcmd_busy = TRUE; /* avoids setting pcmark below */
while (!got_int && buf != NULL)
{
if (eap->cmdidx == CMD_argdo)
{
/* go to argument "i" */
if (i == ARGCOUNT)
break;
/* Don't call do_argfile() when already there, it will try
* reloading the file. */
if (curwin->w_arg_idx != i || !editing_arg_idx(curwin))
{
/* Clear 'shm' to avoid that the file message overwrites
* any output from the command. */
p_shm_save = vim_strsave(p_shm);
set_option_value((char_u *)"shm", 0L, (char_u *)"", 0);
do_argfile(eap, i);
set_option_value((char_u *)"shm", 0L, p_shm_save, 0);
vim_free(p_shm_save);
}
if (curwin->w_arg_idx != i)
break;
}
else if (eap->cmdidx == CMD_windo)
{
/* go to window "wp" */
if (!win_valid(wp))
break;
win_goto(wp);
if (curwin != wp)
break; /* something must be wrong */
wp = curwin->w_next;
}
else if (eap->cmdidx == CMD_tabdo)
{
/* go to window "tp" */
if (!valid_tabpage(tp))
break;
goto_tabpage_tp(tp, TRUE, TRUE);
tp = tp->tp_next;
}
else if (eap->cmdidx == CMD_bufdo)
{
/* Remember the number of the next listed buffer, in case
* ":bwipe" is used or autocommands do something strange. */
next_fnum = -1;
for (buf = curbuf->b_next; buf != NULL; buf = buf->b_next)
if (buf->b_p_bl)
{
next_fnum = buf->b_fnum;
break;
}
}
++i;
/* execute the command */
do_cmdline(eap->arg, eap->getline, eap->cookie,
DOCMD_VERBOSE + DOCMD_NOWAIT);
if (eap->cmdidx == CMD_bufdo)
{
/* Done? */
if (next_fnum < 0 || next_fnum > eap->line2)
break;
/* Check if the buffer still exists. */
FOR_ALL_BUFFERS(buf)
if (buf->b_fnum == next_fnum)
break;
if (buf == NULL)
break;
/* Go to the next buffer. Clear 'shm' to avoid that the file
* message overwrites any output from the command. */
p_shm_save = vim_strsave(p_shm);
set_option_value((char_u *)"shm", 0L, (char_u *)"", 0);
goto_buffer(eap, DOBUF_FIRST, FORWARD, next_fnum);
set_option_value((char_u *)"shm", 0L, p_shm_save, 0);
vim_free(p_shm_save);
/* If autocommands took us elsewhere, quit here. */
if (curbuf->b_fnum != next_fnum)
break;
}
#ifdef FEAT_QUICKFIX
if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo
|| eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo)
{
if (i >= qf_size || i >= eap->line2)
break;
qf_idx = qf_get_cur_idx(eap);
ex_cnext(eap);
/* If jumping to the next quickfix entry fails, quit here */
if (qf_get_cur_idx(eap) == qf_idx)
break;
}
#endif
if (eap->cmdidx == CMD_windo)
{
validate_cursor(); /* cursor may have moved */
/* required when 'scrollbind' has been set */
if (curwin->w_p_scb)
do_check_scrollbind(TRUE);
}
if (eap->cmdidx == CMD_windo || eap->cmdidx == CMD_tabdo)
if (i+1 > eap->line2)
break;
if (eap->cmdidx == CMD_argdo && i >= eap->line2)
break;
}
listcmd_busy = FALSE;
}
#if defined(FEAT_SYN_HL)
if (save_ei != NULL)
{
buf_T *bnext;
aco_save_T aco;
au_event_restore(save_ei);
for (buf = firstbuf; buf != NULL; buf = bnext)
{
bnext = buf->b_next;
if (buf->b_nwindows > 0 && (buf->b_flags & BF_SYN_SET))
{
buf->b_flags &= ~BF_SYN_SET;
// buffer was opened while Syntax autocommands were disabled,
// need to trigger them now.
if (buf == curbuf)
apply_autocmds(EVENT_SYNTAX, curbuf->b_p_syn,
curbuf->b_fname, TRUE, curbuf);
else
{
aucmd_prepbuf(&aco, buf);
apply_autocmds(EVENT_SYNTAX, buf->b_p_syn,
buf->b_fname, TRUE, buf);
aucmd_restbuf(&aco);
}
// start over, in case autocommands messed things up.
bnext = firstbuf;
}
}
}
#endif
#ifdef FEAT_CLIPBOARD
end_global_changes();
#endif
}
#ifdef FEAT_EVAL
/*
* ":compiler[!] {name}"
*/
void
ex_compiler(exarg_T *eap)
{
char_u *buf;
char_u *old_cur_comp = NULL;
char_u *p;
if (*eap->arg == NUL)
{
/* List all compiler scripts. */
do_cmdline_cmd((char_u *)"echo globpath(&rtp, 'compiler/*.vim')");
/* ) keep the indenter happy... */
}
else
{
buf = alloc(STRLEN(eap->arg) + 14);
if (buf != NULL)
{
if (eap->forceit)
{
/* ":compiler! {name}" sets global options */
do_cmdline_cmd((char_u *)
"command -nargs=* CompilerSet set <args>");
}
else
{
/* ":compiler! {name}" sets local options.
* To remain backwards compatible "current_compiler" is always
* used. A user's compiler plugin may set it, the distributed
* plugin will then skip the settings. Afterwards set
* "b:current_compiler" and restore "current_compiler".
* Explicitly prepend "g:" to make it work in a function. */
old_cur_comp = get_var_value((char_u *)"g:current_compiler");
if (old_cur_comp != NULL)
old_cur_comp = vim_strsave(old_cur_comp);
do_cmdline_cmd((char_u *)
"command -nargs=* CompilerSet setlocal <args>");
}
do_unlet((char_u *)"g:current_compiler", TRUE);
do_unlet((char_u *)"b:current_compiler", TRUE);
sprintf((char *)buf, "compiler/%s.vim", eap->arg);
if (source_runtime(buf, DIP_ALL) == FAIL)
semsg(_("E666: compiler not supported: %s"), eap->arg);
vim_free(buf);
do_cmdline_cmd((char_u *)":delcommand CompilerSet");
/* Set "b:current_compiler" from "current_compiler". */
p = get_var_value((char_u *)"g:current_compiler");
if (p != NULL)
set_internal_string_var((char_u *)"b:current_compiler", p);
/* Restore "current_compiler" for ":compiler {name}". */
if (!eap->forceit)
{
if (old_cur_comp != NULL)
{
set_internal_string_var((char_u *)"g:current_compiler",
old_cur_comp);
vim_free(old_cur_comp);
}
else
do_unlet((char_u *)"g:current_compiler", TRUE);
}
}
}
}
#endif
/*
* ":runtime [what] {name}"
*/
void
ex_runtime(exarg_T *eap)
{
char_u *arg = eap->arg;
char_u *p = skiptowhite(arg);
int len = (int)(p - arg);
int flags = eap->forceit ? DIP_ALL : 0;
if (STRNCMP(arg, "START", len) == 0)
{
flags += DIP_START + DIP_NORTP;
arg = skipwhite(arg + len);
}
else if (STRNCMP(arg, "OPT", len) == 0)
{
flags += DIP_OPT + DIP_NORTP;
arg = skipwhite(arg + len);
}
else if (STRNCMP(arg, "PACK", len) == 0)
{
flags += DIP_START + DIP_OPT + DIP_NORTP;
arg = skipwhite(arg + len);
}
else if (STRNCMP(arg, "ALL", len) == 0)
{
flags += DIP_START + DIP_OPT;
arg = skipwhite(arg + len);
}
source_runtime(arg, flags);
}
static void
source_callback(char_u *fname, void *cookie UNUSED)
{
(void)do_source(fname, FALSE, DOSO_NONE);
}
/*
* Find the file "name" in all directories in "path" and invoke
* "callback(fname, cookie)".
* "name" can contain wildcards.
* When "flags" has DIP_ALL: source all files, otherwise only the first one.
* When "flags" has DIP_DIR: find directories instead of files.
* When "flags" has DIP_ERR: give an error message if there is no match.
*
* return FAIL when no file could be sourced, OK otherwise.
*/
int
do_in_path(
char_u *path,
char_u *name,
int flags,
void (*callback)(char_u *fname, void *ck),
void *cookie)
{
char_u *rtp;
char_u *np;
char_u *buf;
char_u *rtp_copy;
char_u *tail;
int num_files;
char_u **files;
int i;
int did_one = FALSE;
#ifdef AMIGA
struct Process *proc = (struct Process *)FindTask(0L);
APTR save_winptr = proc->pr_WindowPtr;
/* Avoid a requester here for a volume that doesn't exist. */
proc->pr_WindowPtr = (APTR)-1L;
#endif
/* Make a copy of 'runtimepath'. Invoking the callback may change the
* value. */
rtp_copy = vim_strsave(path);
buf = alloc(MAXPATHL);
if (buf != NULL && rtp_copy != NULL)
{
if (p_verbose > 1 && name != NULL)
{
verbose_enter();
smsg(_("Searching for \"%s\" in \"%s\""),
(char *)name, (char *)path);
verbose_leave();
}
/* Loop over all entries in 'runtimepath'. */
rtp = rtp_copy;
while (*rtp != NUL && ((flags & DIP_ALL) || !did_one))
{
size_t buflen;
/* Copy the path from 'runtimepath' to buf[]. */
copy_option_part(&rtp, buf, MAXPATHL, ",");
buflen = STRLEN(buf);
/* Skip after or non-after directories. */
if (flags & (DIP_NOAFTER | DIP_AFTER))
{
int is_after = buflen >= 5
&& STRCMP(buf + buflen - 5, "after") == 0;
if ((is_after && (flags & DIP_NOAFTER))
|| (!is_after && (flags & DIP_AFTER)))
continue;
}
if (name == NULL)
{
(*callback)(buf, (void *) &cookie);
if (!did_one)
did_one = (cookie == NULL);
}
else if (buflen + STRLEN(name) + 2 < MAXPATHL)
{
add_pathsep(buf);
tail = buf + STRLEN(buf);
/* Loop over all patterns in "name" */
np = name;
while (*np != NUL && ((flags & DIP_ALL) || !did_one))
{
/* Append the pattern from "name" to buf[]. */
copy_option_part(&np, tail, (int)(MAXPATHL - (tail - buf)),
"\t ");
if (p_verbose > 2)
{
verbose_enter();
smsg(_("Searching for \"%s\""), buf);
verbose_leave();
}
/* Expand wildcards, invoke the callback for each match. */
if (gen_expand_wildcards(1, &buf, &num_files, &files,
(flags & DIP_DIR) ? EW_DIR : EW_FILE) == OK)
{
for (i = 0; i < num_files; ++i)
{
(*callback)(files[i], cookie);
did_one = TRUE;
if (!(flags & DIP_ALL))
break;
}
FreeWild(num_files, files);
}
}
}
}
}
vim_free(buf);
vim_free(rtp_copy);
if (!did_one && name != NULL)
{
char *basepath = path == p_rtp ? "runtimepath" : "packpath";
if (flags & DIP_ERR)
semsg(_(e_dirnotf), basepath, name);
else if (p_verbose > 0)
{
verbose_enter();
smsg(_("not found in '%s': \"%s\""), basepath, name);
verbose_leave();
}
}
#ifdef AMIGA
proc->pr_WindowPtr = save_winptr;
#endif
return did_one ? OK : FAIL;
}
/*
* Find "name" in "path". When found, invoke the callback function for
* it: callback(fname, "cookie")
* When "flags" has DIP_ALL repeat for all matches, otherwise only the first
* one is used.
* Returns OK when at least one match found, FAIL otherwise.
*
* If "name" is NULL calls callback for each entry in "path". Cookie is
* passed by reference in this case, setting it to NULL indicates that callback
* has done its job.
*/
static int
do_in_path_and_pp(
char_u *path,
char_u *name,
int flags,
void (*callback)(char_u *fname, void *ck),
void *cookie)
{
int done = FAIL;
char_u *s;
int len;
char *start_dir = "pack/*/start/*/%s";
char *opt_dir = "pack/*/opt/*/%s";
if ((flags & DIP_NORTP) == 0)
done = do_in_path(path, name, flags, callback, cookie);
if ((done == FAIL || (flags & DIP_ALL)) && (flags & DIP_START))
{
len = (int)(STRLEN(start_dir) + STRLEN(name));
s = alloc(len);
if (s == NULL)
return FAIL;
vim_snprintf((char *)s, len, start_dir, name);
done = do_in_path(p_pp, s, flags, callback, cookie);
vim_free(s);
}
if ((done == FAIL || (flags & DIP_ALL)) && (flags & DIP_OPT))
{
len = (int)(STRLEN(opt_dir) + STRLEN(name));
s = alloc(len);
if (s == NULL)
return FAIL;
vim_snprintf((char *)s, len, opt_dir, name);
done = do_in_path(p_pp, s, flags, callback, cookie);
vim_free(s);
}
return done;
}
/*
* Just like do_in_path_and_pp(), using 'runtimepath' for "path".
*/
int
do_in_runtimepath(
char_u *name,
int flags,
void (*callback)(char_u *fname, void *ck),
void *cookie)
{
return do_in_path_and_pp(p_rtp, name, flags, callback, cookie);
}
/*
* Source the file "name" from all directories in 'runtimepath'.
* "name" can contain wildcards.
* When "flags" has DIP_ALL: source all files, otherwise only the first one.
*
* return FAIL when no file could be sourced, OK otherwise.
*/
int
source_runtime(char_u *name, int flags)
{
return source_in_path(p_rtp, name, flags);
}
/*
* Just like source_runtime(), but use "path" instead of 'runtimepath'.
*/
int
source_in_path(char_u *path, char_u *name, int flags)
{
return do_in_path_and_pp(path, name, flags, source_callback, NULL);
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Expand wildcards in "pat" and invoke do_source() for each match.
*/
static void
source_all_matches(char_u *pat)
{
int num_files;
char_u **files;
int i;
if (gen_expand_wildcards(1, &pat, &num_files, &files, EW_FILE) == OK)
{
for (i = 0; i < num_files; ++i)
(void)do_source(files[i], FALSE, DOSO_NONE);
FreeWild(num_files, files);
}
}
/*
* Add the package directory to 'runtimepath'.
*/
static int
add_pack_dir_to_rtp(char_u *fname)
{
char_u *p4, *p3, *p2, *p1, *p;
char_u *entry;
char_u *insp = NULL;
int c;
char_u *new_rtp;
int keep;
size_t oldlen;
size_t addlen;
size_t new_rtp_len;
char_u *afterdir = NULL;
size_t afterlen = 0;
char_u *after_insp = NULL;
char_u *ffname = NULL;
size_t fname_len;
char_u *buf = NULL;
char_u *rtp_ffname;
int match;
int retval = FAIL;
p4 = p3 = p2 = p1 = get_past_head(fname);
for (p = p1; *p; MB_PTR_ADV(p))
if (vim_ispathsep_nocolon(*p))
{
p4 = p3; p3 = p2; p2 = p1; p1 = p;
}
/* now we have:
* rtp/pack/name/start/name
* p4 p3 p2 p1
*
* find the part up to "pack" in 'runtimepath' */
c = *++p4; /* append pathsep in order to expand symlink */
*p4 = NUL;
ffname = fix_fname(fname);
*p4 = c;
if (ffname == NULL)
return FAIL;
// Find "ffname" in "p_rtp", ignoring '/' vs '\' differences.
// Also stop at the first "after" directory.
fname_len = STRLEN(ffname);
buf = alloc(MAXPATHL);
if (buf == NULL)
goto theend;
for (entry = p_rtp; *entry != NUL; )
{
char_u *cur_entry = entry;
copy_option_part(&entry, buf, MAXPATHL, ",");
if (insp == NULL)
{
add_pathsep(buf);
rtp_ffname = fix_fname(buf);
if (rtp_ffname == NULL)
goto theend;
match = vim_fnamencmp(rtp_ffname, ffname, fname_len) == 0;
vim_free(rtp_ffname);
if (match)
// Insert "ffname" after this entry (and comma).
insp = entry;
}
if ((p = (char_u *)strstr((char *)buf, "after")) != NULL
&& p > buf
&& vim_ispathsep(p[-1])
&& (vim_ispathsep(p[5]) || p[5] == NUL || p[5] == ','))
{
if (insp == NULL)
// Did not find "ffname" before the first "after" directory,
// insert it before this entry.
insp = cur_entry;
after_insp = cur_entry;
break;
}
}
if (insp == NULL)
// Both "fname" and "after" not found, append at the end.
insp = p_rtp + STRLEN(p_rtp);
// check if rtp/pack/name/start/name/after exists
afterdir = concat_fnames(fname, (char_u *)"after", TRUE);
if (afterdir != NULL && mch_isdir(afterdir))
afterlen = STRLEN(afterdir) + 1; // add one for comma
oldlen = STRLEN(p_rtp);
addlen = STRLEN(fname) + 1; // add one for comma
new_rtp = alloc(oldlen + addlen + afterlen + 1); // add one for NUL
if (new_rtp == NULL)
goto theend;
// We now have 'rtp' parts: {keep}{keep_after}{rest}.
// Create new_rtp, first: {keep},{fname}
keep = (int)(insp - p_rtp);
mch_memmove(new_rtp, p_rtp, keep);
new_rtp_len = keep;
if (*insp == NUL)
new_rtp[new_rtp_len++] = ','; // add comma before
mch_memmove(new_rtp + new_rtp_len, fname, addlen - 1);
new_rtp_len += addlen - 1;
if (*insp != NUL)
new_rtp[new_rtp_len++] = ','; // add comma after
if (afterlen > 0 && after_insp != NULL)
{
int keep_after = (int)(after_insp - p_rtp);
// Add to new_rtp: {keep},{fname}{keep_after},{afterdir}
mch_memmove(new_rtp + new_rtp_len, p_rtp + keep,
keep_after - keep);
new_rtp_len += keep_after - keep;
mch_memmove(new_rtp + new_rtp_len, afterdir, afterlen - 1);
new_rtp_len += afterlen - 1;
new_rtp[new_rtp_len++] = ',';
keep = keep_after;
}
if (p_rtp[keep] != NUL)
// Append rest: {keep},{fname}{keep_after},{afterdir}{rest}
mch_memmove(new_rtp + new_rtp_len, p_rtp + keep, oldlen - keep + 1);
else
new_rtp[new_rtp_len] = NUL;
if (afterlen > 0 && after_insp == NULL)
{
// Append afterdir when "after" was not found:
// {keep},{fname}{rest},{afterdir}
STRCAT(new_rtp, ",");
STRCAT(new_rtp, afterdir);
}
set_option_value((char_u *)"rtp", 0L, new_rtp, 0);
vim_free(new_rtp);
retval = OK;
theend:
vim_free(buf);
vim_free(ffname);
vim_free(afterdir);
return retval;
}
/*
* Load scripts in "plugin" and "ftdetect" directories of the package.
*/
static int
load_pack_plugin(char_u *fname)
{
static char *plugpat = "%s/plugin/**/*.vim";
static char *ftpat = "%s/ftdetect/*.vim";
int len;
char_u *ffname = fix_fname(fname);
char_u *pat = NULL;
int retval = FAIL;
if (ffname == NULL)
return FAIL;
len = (int)STRLEN(ffname) + (int)STRLEN(ftpat);
pat = alloc(len);
if (pat == NULL)
goto theend;
vim_snprintf((char *)pat, len, plugpat, ffname);
source_all_matches(pat);
{
char_u *cmd = vim_strsave((char_u *)"g:did_load_filetypes");
/* If runtime/filetype.vim wasn't loaded yet, the scripts will be
* found when it loads. */
if (cmd != NULL && eval_to_number(cmd) > 0)
{
do_cmdline_cmd((char_u *)"augroup filetypedetect");
vim_snprintf((char *)pat, len, ftpat, ffname);
source_all_matches(pat);
do_cmdline_cmd((char_u *)"augroup END");
}
vim_free(cmd);
}
vim_free(pat);
retval = OK;
theend:
vim_free(ffname);
return retval;
}
/* used for "cookie" of add_pack_plugin() */
static int APP_ADD_DIR;
static int APP_LOAD;
static int APP_BOTH;
static void
add_pack_plugin(char_u *fname, void *cookie)
{
if (cookie != &APP_LOAD)
{
char_u *buf = alloc(MAXPATHL);
char_u *p;
int found = FALSE;
if (buf == NULL)
return;
p = p_rtp;
while (*p != NUL)
{
copy_option_part(&p, buf, MAXPATHL, ",");
if (pathcmp((char *)buf, (char *)fname, -1) == 0)
{
found = TRUE;
break;
}
}
vim_free(buf);
if (!found)
/* directory is not yet in 'runtimepath', add it */
if (add_pack_dir_to_rtp(fname) == FAIL)
return;
}
if (cookie != &APP_ADD_DIR)
load_pack_plugin(fname);
}
/*
* Add all packages in the "start" directory to 'runtimepath'.
*/
void
add_pack_start_dirs(void)
{
do_in_path(p_pp, (char_u *)"pack/*/start/*", DIP_ALL + DIP_DIR,
add_pack_plugin, &APP_ADD_DIR);
}
/*
* Load plugins from all packages in the "start" directory.
*/
void
load_start_packages(void)
{
did_source_packages = TRUE;
do_in_path(p_pp, (char_u *)"pack/*/start/*", DIP_ALL + DIP_DIR,
add_pack_plugin, &APP_LOAD);
}
/*
* ":packloadall"
* Find plugins in the package directories and source them.
*/
void
ex_packloadall(exarg_T *eap)
{
if (!did_source_packages || eap->forceit)
{
/* First do a round to add all directories to 'runtimepath', then load
* the plugins. This allows for plugins to use an autoload directory
* of another plugin. */
add_pack_start_dirs();
load_start_packages();
}
}
/*
* ":packadd[!] {name}"
*/
void
ex_packadd(exarg_T *eap)
{
static char *plugpat = "pack/*/%s/%s";
int len;
char *pat;
int round;
int res = OK;
/* Round 1: use "start", round 2: use "opt". */
for (round = 1; round <= 2; ++round)
{
/* Only look under "start" when loading packages wasn't done yet. */
if (round == 1 && did_source_packages)
continue;
len = (int)STRLEN(plugpat) + (int)STRLEN(eap->arg) + 5;
pat = alloc(len);
if (pat == NULL)
return;
vim_snprintf(pat, len, plugpat, round == 1 ? "start" : "opt", eap->arg);
/* The first round don't give a "not found" error, in the second round
* only when nothing was found in the first round. */
res = do_in_path(p_pp, (char_u *)pat,
DIP_ALL + DIP_DIR + (round == 2 && res == FAIL ? DIP_ERR : 0),
add_pack_plugin, eap->forceit ? &APP_ADD_DIR : &APP_BOTH);
vim_free(pat);
}
}
#endif
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* ":options"
*/
void
ex_options(
exarg_T *eap UNUSED)
{
vim_setenv((char_u *)"OPTWIN_CMD",
(char_u *)(cmdmod.tab ? "tab"
: (cmdmod.split & WSP_VERT) ? "vert" : ""));
cmd_source((char_u *)SYS_OPTWIN_FILE, NULL);
}
#endif
#if defined(FEAT_PYTHON3) || defined(FEAT_PYTHON) || defined(PROTO)
# if (defined(FEAT_PYTHON) && defined(FEAT_PYTHON3)) || defined(PROTO)
/*
* Detect Python 3 or 2, and initialize 'pyxversion'.
*/
void
init_pyxversion(void)
{
if (p_pyx == 0)
{
if (python3_enabled(FALSE))
p_pyx = 3;
else if (python_enabled(FALSE))
p_pyx = 2;
}
}
# endif
/*
* Does a file contain one of the following strings at the beginning of any
* line?
* "#!(any string)python2" => returns 2
* "#!(any string)python3" => returns 3
* "# requires python 2.x" => returns 2
* "# requires python 3.x" => returns 3
* otherwise return 0.
*/
static int
requires_py_version(char_u *filename)
{
FILE *file;
int requires_py_version = 0;
int i, lines;
lines = (int)p_mls;
if (lines < 0)
lines = 5;
file = mch_fopen((char *)filename, "r");
if (file != NULL)
{
for (i = 0; i < lines; i++)
{
if (vim_fgets(IObuff, IOSIZE, file))
break;
if (i == 0 && IObuff[0] == '#' && IObuff[1] == '!')
{
/* Check shebang. */
if (strstr((char *)IObuff + 2, "python2") != NULL)
{
requires_py_version = 2;
break;
}
if (strstr((char *)IObuff + 2, "python3") != NULL)
{
requires_py_version = 3;
break;
}
}
IObuff[21] = '\0';
if (STRCMP("# requires python 2.x", IObuff) == 0)
{
requires_py_version = 2;
break;
}
if (STRCMP("# requires python 3.x", IObuff) == 0)
{
requires_py_version = 3;
break;
}
}
fclose(file);
}
return requires_py_version;
}
/*
* Source a python file using the requested python version.
*/
static void
source_pyx_file(exarg_T *eap, char_u *fname)
{
exarg_T ex;
int v = requires_py_version(fname);
# if defined(FEAT_PYTHON) && defined(FEAT_PYTHON3)
init_pyxversion();
# endif
if (v == 0)
{
# if defined(FEAT_PYTHON) && defined(FEAT_PYTHON3)
/* user didn't choose a preference, 'pyx' is used */
v = p_pyx;
# elif defined(FEAT_PYTHON)
v = 2;
# elif defined(FEAT_PYTHON3)
v = 3;
# endif
}
/*
* now source, if required python version is not supported show
* unobtrusive message.
*/
if (eap == NULL)
vim_memset(&ex, 0, sizeof(ex));
else
ex = *eap;
ex.arg = fname;
ex.cmd = (char_u *)(v == 2 ? "pyfile" : "pyfile3");
if (v == 2)
{
# ifdef FEAT_PYTHON
ex_pyfile(&ex);
# else
vim_snprintf((char *)IObuff, IOSIZE,
_("W20: Required python version 2.x not supported, ignoring file: %s"),
fname);
msg((char *)IObuff);
# endif
return;
}
else
{
# ifdef FEAT_PYTHON3
ex_py3file(&ex);
# else
vim_snprintf((char *)IObuff, IOSIZE,
_("W21: Required python version 3.x not supported, ignoring file: %s"),
fname);
msg((char *)IObuff);
# endif
return;
}
}
/*
* ":pyxfile {fname}"
*/
void
ex_pyxfile(exarg_T *eap)
{
source_pyx_file(eap, eap->arg);
}
/*
* ":pyx"
*/
void
ex_pyx(exarg_T *eap)
{
# if defined(FEAT_PYTHON) && defined(FEAT_PYTHON3)
init_pyxversion();
if (p_pyx == 2)
ex_python(eap);
else
ex_py3(eap);
# elif defined(FEAT_PYTHON)
ex_python(eap);
# elif defined(FEAT_PYTHON3)
ex_py3(eap);
# endif
}
/*
* ":pyxdo"
*/
void
ex_pyxdo(exarg_T *eap)
{
# if defined(FEAT_PYTHON) && defined(FEAT_PYTHON3)
init_pyxversion();
if (p_pyx == 2)
ex_pydo(eap);
else
ex_py3do(eap);
# elif defined(FEAT_PYTHON)
ex_pydo(eap);
# elif defined(FEAT_PYTHON3)
ex_py3do(eap);
# endif
}
#endif
/*
* ":source {fname}"
*/
void
ex_source(exarg_T *eap)
{
#ifdef FEAT_BROWSE
if (cmdmod.browse)
{
char_u *fname = NULL;
fname = do_browse(0, (char_u *)_("Source Vim script"), eap->arg,
NULL, NULL,
(char_u *)_(BROWSE_FILTER_MACROS), NULL);
if (fname != NULL)
{
cmd_source(fname, eap);
vim_free(fname);
}
}
else
#endif
cmd_source(eap->arg, eap);
}
static void
cmd_source(char_u *fname, exarg_T *eap)
{
if (*fname == NUL)
emsg(_(e_argreq));
else if (eap != NULL && eap->forceit)
/* ":source!": read Normal mode commands
* Need to execute the commands directly. This is required at least
* for:
* - ":g" command busy
* - after ":argdo", ":windo" or ":bufdo"
* - another command follows
* - inside a loop
*/
openscript(fname, global_busy || listcmd_busy || eap->nextcmd != NULL
#ifdef FEAT_EVAL
|| eap->cstack->cs_idx >= 0
#endif
);
/* ":source" read ex commands */
else if (do_source(fname, FALSE, DOSO_NONE) == FAIL)
semsg(_(e_notopen), fname);
}
/*
* ":source" and associated commands.
*/
/*
* Structure used to store info for each sourced file.
* It is shared between do_source() and getsourceline().
* This is required, because it needs to be handed to do_cmdline() and
* sourcing can be done recursively.
*/
struct source_cookie
{
FILE *fp; // opened file for sourcing
char_u *nextline; // if not NULL: line that was read ahead
linenr_T sourcing_lnum; // line number of the source file
int finished; // ":finish" used
#ifdef USE_CRNL
int fileformat; // EOL_UNKNOWN, EOL_UNIX or EOL_DOS
int error; // TRUE if LF found after CR-LF
#endif
#ifdef FEAT_EVAL
linenr_T breakpoint; // next line with breakpoint or zero
char_u *fname; // name of sourced file
int dbg_tick; // debug_tick when breakpoint was set
int level; // top nesting level of sourced file
#endif
vimconv_T conv; // type of conversion
};
#ifdef FEAT_EVAL
/*
* Return the address holding the next breakpoint line for a source cookie.
*/
linenr_T *
source_breakpoint(void *cookie)
{
return &((struct source_cookie *)cookie)->breakpoint;
}
/*
* Return the address holding the debug tick for a source cookie.
*/
int *
source_dbg_tick(void *cookie)
{
return &((struct source_cookie *)cookie)->dbg_tick;
}
/*
* Return the nesting level for a source cookie.
*/
int
source_level(void *cookie)
{
return ((struct source_cookie *)cookie)->level;
}
#endif
static char_u *get_one_sourceline(struct source_cookie *sp);
#if (defined(MSWIN) && defined(FEAT_CSCOPE)) || defined(HAVE_FD_CLOEXEC)
# define USE_FOPEN_NOINH
/*
* Special function to open a file without handle inheritance.
* When possible the handle is closed on exec().
*/
static FILE *
fopen_noinh_readbin(char *filename)
{
# ifdef MSWIN
int fd_tmp = mch_open(filename, O_RDONLY | O_BINARY | O_NOINHERIT, 0);
# else
int fd_tmp = mch_open(filename, O_RDONLY, 0);
# endif
if (fd_tmp == -1)
return NULL;
# ifdef HAVE_FD_CLOEXEC
{
int fdflags = fcntl(fd_tmp, F_GETFD);
if (fdflags >= 0 && (fdflags & FD_CLOEXEC) == 0)
(void)fcntl(fd_tmp, F_SETFD, fdflags | FD_CLOEXEC);
}
# endif
return fdopen(fd_tmp, READBIN);
}
#endif
/*
* do_source: Read the file "fname" and execute its lines as EX commands.
*
* This function may be called recursively!
*
* return FAIL if file could not be opened, OK otherwise
*/
int
do_source(
char_u *fname,
int check_other, /* check for .vimrc and _vimrc */
int is_vimrc) /* DOSO_ value */
{
struct source_cookie cookie;
char_u *save_sourcing_name;
linenr_T save_sourcing_lnum;
char_u *p;
char_u *fname_exp;
char_u *firstline = NULL;
int retval = FAIL;
#ifdef FEAT_EVAL
sctx_T save_current_sctx;
static scid_T last_current_SID = 0;
static int last_current_SID_seq = 0;
funccal_entry_T funccalp_entry;
int save_debug_break_level = debug_break_level;
scriptitem_T *si = NULL;
# ifdef UNIX
stat_T st;
int stat_ok;
# endif
#endif
#ifdef STARTUPTIME
struct timeval tv_rel;
struct timeval tv_start;
#endif
#ifdef FEAT_PROFILE
proftime_T wait_start;
#endif
int trigger_source_post = FALSE;
p = expand_env_save(fname);
if (p == NULL)
return retval;
fname_exp = fix_fname(p);
vim_free(p);
if (fname_exp == NULL)
return retval;
if (mch_isdir(fname_exp))
{
smsg(_("Cannot source a directory: \"%s\""), fname);
goto theend;
}
/* Apply SourceCmd autocommands, they should get the file and source it. */
if (has_autocmd(EVENT_SOURCECMD, fname_exp, NULL)
&& apply_autocmds(EVENT_SOURCECMD, fname_exp, fname_exp,
FALSE, curbuf))
{
#ifdef FEAT_EVAL
retval = aborting() ? FAIL : OK;
#else
retval = OK;
#endif
if (retval == OK)
// Apply SourcePost autocommands.
apply_autocmds(EVENT_SOURCEPOST, fname_exp, fname_exp,
FALSE, curbuf);
goto theend;
}
/* Apply SourcePre autocommands, they may get the file. */
apply_autocmds(EVENT_SOURCEPRE, fname_exp, fname_exp, FALSE, curbuf);
#ifdef USE_FOPEN_NOINH
cookie.fp = fopen_noinh_readbin((char *)fname_exp);
#else
cookie.fp = mch_fopen((char *)fname_exp, READBIN);
#endif
if (cookie.fp == NULL && check_other)
{
/*
* Try again, replacing file name ".vimrc" by "_vimrc" or vice versa,
* and ".exrc" by "_exrc" or vice versa.
*/
p = gettail(fname_exp);
if ((*p == '.' || *p == '_')
&& (STRICMP(p + 1, "vimrc") == 0
|| STRICMP(p + 1, "gvimrc") == 0
|| STRICMP(p + 1, "exrc") == 0))
{
if (*p == '_')
*p = '.';
else
*p = '_';
#ifdef USE_FOPEN_NOINH
cookie.fp = fopen_noinh_readbin((char *)fname_exp);
#else
cookie.fp = mch_fopen((char *)fname_exp, READBIN);
#endif
}
}
if (cookie.fp == NULL)
{
if (p_verbose > 0)
{
verbose_enter();
if (sourcing_name == NULL)
smsg(_("could not source \"%s\""), fname);
else
smsg(_("line %ld: could not source \"%s\""),
sourcing_lnum, fname);
verbose_leave();
}
goto theend;
}
/*
* The file exists.
* - In verbose mode, give a message.
* - For a vimrc file, may want to set 'compatible', call vimrc_found().
*/
if (p_verbose > 1)
{
verbose_enter();
if (sourcing_name == NULL)
smsg(_("sourcing \"%s\""), fname);
else
smsg(_("line %ld: sourcing \"%s\""),
sourcing_lnum, fname);
verbose_leave();
}
if (is_vimrc == DOSO_VIMRC)
vimrc_found(fname_exp, (char_u *)"MYVIMRC");
else if (is_vimrc == DOSO_GVIMRC)
vimrc_found(fname_exp, (char_u *)"MYGVIMRC");
#ifdef USE_CRNL
/* If no automatic file format: Set default to CR-NL. */
if (*p_ffs == NUL)
cookie.fileformat = EOL_DOS;
else
cookie.fileformat = EOL_UNKNOWN;
cookie.error = FALSE;
#endif
cookie.nextline = NULL;
cookie.sourcing_lnum = 0;
cookie.finished = FALSE;
#ifdef FEAT_EVAL
/*
* Check if this script has a breakpoint.
*/
cookie.breakpoint = dbg_find_breakpoint(TRUE, fname_exp, (linenr_T)0);
cookie.fname = fname_exp;
cookie.dbg_tick = debug_tick;
cookie.level = ex_nesting_level;
#endif
/*
* Keep the sourcing name/lnum, for recursive calls.
*/
save_sourcing_name = sourcing_name;
sourcing_name = fname_exp;
save_sourcing_lnum = sourcing_lnum;
sourcing_lnum = 0;
#ifdef STARTUPTIME
if (time_fd != NULL)
time_push(&tv_rel, &tv_start);
#endif
#ifdef FEAT_EVAL
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
prof_child_enter(&wait_start); /* entering a child now */
# endif
/* Don't use local function variables, if called from a function.
* Also starts profiling timer for nested script. */
save_funccal(&funccalp_entry);
save_current_sctx = current_sctx;
current_sctx.sc_lnum = 0;
current_sctx.sc_version = 1;
// Check if this script was sourced before to finds its SID.
// If it's new, generate a new SID.
// Always use a new sequence number.
current_sctx.sc_seq = ++last_current_SID_seq;
# ifdef UNIX
stat_ok = (mch_stat((char *)fname_exp, &st) >= 0);
# endif
for (current_sctx.sc_sid = script_items.ga_len; current_sctx.sc_sid > 0;
--current_sctx.sc_sid)
{
si = &SCRIPT_ITEM(current_sctx.sc_sid);
if (si->sn_name != NULL
&& (
# ifdef UNIX
/* Compare dev/ino when possible, it catches symbolic
* links. Also compare file names, the inode may change
* when the file was edited. */
((stat_ok && si->sn_dev_valid)
&& (si->sn_dev == st.st_dev
&& si->sn_ino == st.st_ino)) ||
# endif
fnamecmp(si->sn_name, fname_exp) == 0))
break;
}
if (current_sctx.sc_sid == 0)
{
current_sctx.sc_sid = ++last_current_SID;
if (ga_grow(&script_items,
(int)(current_sctx.sc_sid - script_items.ga_len)) == FAIL)
goto almosttheend;
while (script_items.ga_len < current_sctx.sc_sid)
{
++script_items.ga_len;
SCRIPT_ITEM(script_items.ga_len).sn_name = NULL;
# ifdef FEAT_PROFILE
SCRIPT_ITEM(script_items.ga_len).sn_prof_on = FALSE;
# endif
}
si = &SCRIPT_ITEM(current_sctx.sc_sid);
si->sn_name = fname_exp;
fname_exp = vim_strsave(si->sn_name); // used for autocmd
# ifdef UNIX
if (stat_ok)
{
si->sn_dev_valid = TRUE;
si->sn_dev = st.st_dev;
si->sn_ino = st.st_ino;
}
else
si->sn_dev_valid = FALSE;
# endif
/* Allocate the local script variables to use for this script. */
new_script_vars(current_sctx.sc_sid);
}
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
{
int forceit;
/* Check if we do profiling for this script. */
if (!si->sn_prof_on && has_profiling(TRUE, si->sn_name, &forceit))
{
script_do_profile(si);
si->sn_pr_force = forceit;
}
if (si->sn_prof_on)
{
++si->sn_pr_count;
profile_start(&si->sn_pr_start);
profile_zero(&si->sn_pr_children);
}
}
# endif
#endif
cookie.conv.vc_type = CONV_NONE; /* no conversion */
/* Read the first line so we can check for a UTF-8 BOM. */
firstline = getsourceline(0, (void *)&cookie, 0, TRUE);
if (firstline != NULL && STRLEN(firstline) >= 3 && firstline[0] == 0xef
&& firstline[1] == 0xbb && firstline[2] == 0xbf)
{
/* Found BOM; setup conversion, skip over BOM and recode the line. */
convert_setup(&cookie.conv, (char_u *)"utf-8", p_enc);
p = string_convert(&cookie.conv, firstline + 3, NULL);
if (p == NULL)
p = vim_strsave(firstline + 3);
if (p != NULL)
{
vim_free(firstline);
firstline = p;
}
}
/*
* Call do_cmdline, which will call getsourceline() to get the lines.
*/
do_cmdline(firstline, getsourceline, (void *)&cookie,
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_REPEAT);
retval = OK;
#ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
{
/* Get "si" again, "script_items" may have been reallocated. */
si = &SCRIPT_ITEM(current_sctx.sc_sid);
if (si->sn_prof_on)
{
profile_end(&si->sn_pr_start);
profile_sub_wait(&wait_start, &si->sn_pr_start);
profile_add(&si->sn_pr_total, &si->sn_pr_start);
profile_self(&si->sn_pr_self, &si->sn_pr_start,
&si->sn_pr_children);
}
}
#endif
if (got_int)
emsg(_(e_interr));
sourcing_name = save_sourcing_name;
sourcing_lnum = save_sourcing_lnum;
if (p_verbose > 1)
{
verbose_enter();
smsg(_("finished sourcing %s"), fname);
if (sourcing_name != NULL)
smsg(_("continuing in %s"), sourcing_name);
verbose_leave();
}
#ifdef STARTUPTIME
if (time_fd != NULL)
{
vim_snprintf((char *)IObuff, IOSIZE, "sourcing %s", fname);
time_msg((char *)IObuff, &tv_start);
time_pop(&tv_rel);
}
#endif
if (!got_int)
trigger_source_post = TRUE;
#ifdef FEAT_EVAL
/*
* After a "finish" in debug mode, need to break at first command of next
* sourced file.
*/
if (save_debug_break_level > ex_nesting_level
&& debug_break_level == ex_nesting_level)
++debug_break_level;
#endif
#ifdef FEAT_EVAL
almosttheend:
current_sctx = save_current_sctx;
restore_funccal();
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
prof_child_exit(&wait_start); /* leaving a child now */
# endif
#endif
fclose(cookie.fp);
vim_free(cookie.nextline);
vim_free(firstline);
convert_setup(&cookie.conv, NULL, NULL);
if (trigger_source_post)
apply_autocmds(EVENT_SOURCEPOST, fname_exp, fname_exp, FALSE, curbuf);
theend:
vim_free(fname_exp);
return retval;
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* ":scriptnames"
*/
void
ex_scriptnames(exarg_T *eap)
{
int i;
if (eap->addr_count > 0)
{
// :script {scriptId}: edit the script
if (eap->line2 < 1 || eap->line2 > script_items.ga_len)
emsg(_(e_invarg));
else
{
eap->arg = SCRIPT_ITEM(eap->line2).sn_name;
do_exedit(eap, NULL);
}
return;
}
for (i = 1; i <= script_items.ga_len && !got_int; ++i)
if (SCRIPT_ITEM(i).sn_name != NULL)
{
home_replace(NULL, SCRIPT_ITEM(i).sn_name,
NameBuff, MAXPATHL, TRUE);
smsg("%3d: %s", i, NameBuff);
}
}
# if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
/*
* Fix slashes in the list of script names for 'shellslash'.
*/
void
scriptnames_slash_adjust(void)
{
int i;
for (i = 1; i <= script_items.ga_len; ++i)
if (SCRIPT_ITEM(i).sn_name != NULL)
slash_adjust(SCRIPT_ITEM(i).sn_name);
}
# endif
/*
* Get a pointer to a script name. Used for ":verbose set".
*/
char_u *
get_scriptname(scid_T id)
{
if (id == SID_MODELINE)
return (char_u *)_("modeline");
if (id == SID_CMDARG)
return (char_u *)_("--cmd argument");
if (id == SID_CARG)
return (char_u *)_("-c argument");
if (id == SID_ENV)
return (char_u *)_("environment variable");
if (id == SID_ERROR)
return (char_u *)_("error handler");
return SCRIPT_ITEM(id).sn_name;
}
# if defined(EXITFREE) || defined(PROTO)
void
free_scriptnames(void)
{
int i;
for (i = script_items.ga_len; i > 0; --i)
vim_free(SCRIPT_ITEM(i).sn_name);
ga_clear(&script_items);
}
# endif
#endif
linenr_T
get_sourced_lnum(char_u *(*fgetline)(int, void *, int, int), void *cookie)
{
return fgetline == getsourceline
? ((struct source_cookie *)cookie)->sourcing_lnum
: sourcing_lnum;
}
/*
* Get one full line from a sourced file.
* Called by do_cmdline() when it's called from do_source().
*
* Return a pointer to the line in allocated memory.
* Return NULL for end-of-file or some error.
*/
char_u *
getsourceline(int c UNUSED, void *cookie, int indent UNUSED, int do_concat)
{
struct source_cookie *sp = (struct source_cookie *)cookie;
char_u *line;
char_u *p;
#ifdef FEAT_EVAL
/* If breakpoints have been added/deleted need to check for it. */
if (sp->dbg_tick < debug_tick)
{
sp->breakpoint = dbg_find_breakpoint(TRUE, sp->fname, sourcing_lnum);
sp->dbg_tick = debug_tick;
}
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
script_line_end();
# endif
#endif
// Set the current sourcing line number.
sourcing_lnum = sp->sourcing_lnum + 1;
/*
* Get current line. If there is a read-ahead line, use it, otherwise get
* one now.
*/
if (sp->finished)
line = NULL;
else if (sp->nextline == NULL)
line = get_one_sourceline(sp);
else
{
line = sp->nextline;
sp->nextline = NULL;
++sp->sourcing_lnum;
}
#ifdef FEAT_PROFILE
if (line != NULL && do_profiling == PROF_YES)
script_line_start();
#endif
/* Only concatenate lines starting with a \ when 'cpoptions' doesn't
* contain the 'C' flag. */
if (line != NULL && do_concat && vim_strchr(p_cpo, CPO_CONCAT) == NULL)
{
/* compensate for the one line read-ahead */
--sp->sourcing_lnum;
// Get the next line and concatenate it when it starts with a
// backslash. We always need to read the next line, keep it in
// sp->nextline.
/* Also check for a comment in between continuation lines: "\ */
sp->nextline = get_one_sourceline(sp);
if (sp->nextline != NULL
&& (*(p = skipwhite(sp->nextline)) == '\\'
|| (p[0] == '"' && p[1] == '\\' && p[2] == ' ')))
{
garray_T ga;
ga_init2(&ga, (int)sizeof(char_u), 400);
ga_concat(&ga, line);
if (*p == '\\')
ga_concat(&ga, p + 1);
for (;;)
{
vim_free(sp->nextline);
sp->nextline = get_one_sourceline(sp);
if (sp->nextline == NULL)
break;
p = skipwhite(sp->nextline);
if (*p == '\\')
{
// Adjust the growsize to the current length to speed up
// concatenating many lines.
if (ga.ga_len > 400)
{
if (ga.ga_len > 8000)
ga.ga_growsize = 8000;
else
ga.ga_growsize = ga.ga_len;
}
ga_concat(&ga, p + 1);
}
else if (p[0] != '"' || p[1] != '\\' || p[2] != ' ')
break;
}
ga_append(&ga, NUL);
vim_free(line);
line = ga.ga_data;
}
}
if (line != NULL && sp->conv.vc_type != CONV_NONE)
{
char_u *s;
/* Convert the encoding of the script line. */
s = string_convert(&sp->conv, line, NULL);
if (s != NULL)
{
vim_free(line);
line = s;
}
}
#ifdef FEAT_EVAL
/* Did we encounter a breakpoint? */
if (sp->breakpoint != 0 && sp->breakpoint <= sourcing_lnum)
{
dbg_breakpoint(sp->fname, sourcing_lnum);
/* Find next breakpoint. */
sp->breakpoint = dbg_find_breakpoint(TRUE, sp->fname, sourcing_lnum);
sp->dbg_tick = debug_tick;
}
#endif
return line;
}
static char_u *
get_one_sourceline(struct source_cookie *sp)
{
garray_T ga;
int len;
int c;
char_u *buf;
#ifdef USE_CRNL
int has_cr; /* CR-LF found */
#endif
int have_read = FALSE;
/* use a growarray to store the sourced line */
ga_init2(&ga, 1, 250);
/*
* Loop until there is a finished line (or end-of-file).
*/
++sp->sourcing_lnum;
for (;;)
{
/* make room to read at least 120 (more) characters */
if (ga_grow(&ga, 120) == FAIL)
break;
buf = (char_u *)ga.ga_data;
if (fgets((char *)buf + ga.ga_len, ga.ga_maxlen - ga.ga_len,
sp->fp) == NULL)
break;
len = ga.ga_len + (int)STRLEN(buf + ga.ga_len);
#ifdef USE_CRNL
/* Ignore a trailing CTRL-Z, when in Dos mode. Only recognize the
* CTRL-Z by its own, or after a NL. */
if ( (len == 1 || (len >= 2 && buf[len - 2] == '\n'))
&& sp->fileformat == EOL_DOS
&& buf[len - 1] == Ctrl_Z)
{
buf[len - 1] = NUL;
break;
}
#endif
have_read = TRUE;
ga.ga_len = len;
/* If the line was longer than the buffer, read more. */
if (ga.ga_maxlen - ga.ga_len == 1 && buf[len - 1] != '\n')
continue;
if (len >= 1 && buf[len - 1] == '\n') /* remove trailing NL */
{
#ifdef USE_CRNL
has_cr = (len >= 2 && buf[len - 2] == '\r');
if (sp->fileformat == EOL_UNKNOWN)
{
if (has_cr)
sp->fileformat = EOL_DOS;
else
sp->fileformat = EOL_UNIX;
}
if (sp->fileformat == EOL_DOS)
{
if (has_cr) /* replace trailing CR */
{
buf[len - 2] = '\n';
--len;
--ga.ga_len;
}
else /* lines like ":map xx yy^M" will have failed */
{
if (!sp->error)
{
msg_source(HL_ATTR(HLF_W));
emsg(_("W15: Warning: Wrong line separator, ^M may be missing"));
}
sp->error = TRUE;
sp->fileformat = EOL_UNIX;
}
}
#endif
/* The '\n' is escaped if there is an odd number of ^V's just
* before it, first set "c" just before the 'V's and then check
* len&c parities (is faster than ((len-c)%2 == 0)) -- Acevedo */
for (c = len - 2; c >= 0 && buf[c] == Ctrl_V; c--)
;
if ((len & 1) != (c & 1)) /* escaped NL, read more */
{
++sp->sourcing_lnum;
continue;
}
buf[len - 1] = NUL; /* remove the NL */
}
/*
* Check for ^C here now and then, so recursive :so can be broken.
*/
line_breakcheck();
break;
}
if (have_read)
return (char_u *)ga.ga_data;
vim_free(ga.ga_data);
return NULL;
}
/*
* ":scriptencoding": Set encoding conversion for a sourced script.
*/
void
ex_scriptencoding(exarg_T *eap)
{
struct source_cookie *sp;
char_u *name;
if (!getline_equal(eap->getline, eap->cookie, getsourceline))
{
emsg(_("E167: :scriptencoding used outside of a sourced file"));
return;
}
if (*eap->arg != NUL)
{
name = enc_canonize(eap->arg);
if (name == NULL) /* out of memory */
return;
}
else
name = eap->arg;
/* Setup for conversion from the specified encoding to 'encoding'. */
sp = (struct source_cookie *)getline_cookie(eap->getline, eap->cookie);
convert_setup(&sp->conv, name, p_enc);
if (name != eap->arg)
vim_free(name);
}
/*
* ":scriptversion": Set Vim script version for a sourced script.
*/
void
ex_scriptversion(exarg_T *eap UNUSED)
{
#ifdef FEAT_EVAL
int nr;
if (!getline_equal(eap->getline, eap->cookie, getsourceline))
{
emsg(_("E984: :scriptversion used outside of a sourced file"));
return;
}
nr = getdigits(&eap->arg);
if (nr == 0 || *eap->arg != NUL)
emsg(_(e_invarg));
else if (nr > 3)
semsg(_("E999: scriptversion not supported: %d"), nr);
else
current_sctx.sc_version = nr;
#endif
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* ":finish": Mark a sourced file as finished.
*/
void
ex_finish(exarg_T *eap)
{
if (getline_equal(eap->getline, eap->cookie, getsourceline))
do_finish(eap, FALSE);
else
emsg(_("E168: :finish used outside of a sourced file"));
}
/*
* Mark a sourced file as finished. Possibly makes the ":finish" pending.
* Also called for a pending finish at the ":endtry" or after returning from
* an extra do_cmdline(). "reanimate" is used in the latter case.
*/
void
do_finish(exarg_T *eap, int reanimate)
{
int idx;
if (reanimate)
((struct source_cookie *)getline_cookie(eap->getline,
eap->cookie))->finished = FALSE;
/*
* Cleanup (and inactivate) conditionals, but stop when a try conditional
* not in its finally clause (which then is to be executed next) is found.
* In this case, make the ":finish" pending for execution at the ":endtry".
* Otherwise, finish normally.
*/
idx = cleanup_conditionals(eap->cstack, 0, TRUE);
if (idx >= 0)
{
eap->cstack->cs_pending[idx] = CSTP_FINISH;
report_make_pending(CSTP_FINISH, NULL);
}
else
((struct source_cookie *)getline_cookie(eap->getline,
eap->cookie))->finished = TRUE;
}
/*
* Return TRUE when a sourced file had the ":finish" command: Don't give error
* message for missing ":endif".
* Return FALSE when not sourcing a file.
*/
int
source_finished(
char_u *(*fgetline)(int, void *, int, int),
void *cookie)
{
return (getline_equal(fgetline, cookie, getsourceline)
&& ((struct source_cookie *)getline_cookie(
fgetline, cookie))->finished);
}
#endif
/*
* ":checktime [buffer]"
*/
void
ex_checktime(exarg_T *eap)
{
buf_T *buf;
int save_no_check_timestamps = no_check_timestamps;
no_check_timestamps = 0;
if (eap->addr_count == 0) /* default is all buffers */
check_timestamps(FALSE);
else
{
buf = buflist_findnr((int)eap->line2);
if (buf != NULL) /* cannot happen? */
(void)buf_check_timestamp(buf, FALSE);
}
no_check_timestamps = save_no_check_timestamps;
}
#if (defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
&& (defined(FEAT_EVAL) || defined(FEAT_MULTI_LANG))
# define HAVE_GET_LOCALE_VAL
static char_u *
get_locale_val(int what)
{
char_u *loc;
/* Obtain the locale value from the libraries. */
loc = (char_u *)setlocale(what, NULL);
# ifdef MSWIN
if (loc != NULL)
{
char_u *p;
/* setocale() returns something like "LC_COLLATE=<name>;LC_..." when
* one of the values (e.g., LC_CTYPE) differs. */
p = vim_strchr(loc, '=');
if (p != NULL)
{
loc = ++p;
while (*p != NUL) /* remove trailing newline */
{
if (*p < ' ' || *p == ';')
{
*p = NUL;
break;
}
++p;
}
}
}
# endif
return loc;
}
#endif
#ifdef MSWIN
/*
* On MS-Windows locale names are strings like "German_Germany.1252", but
* gettext expects "de". Try to translate one into another here for a few
* supported languages.
*/
static char_u *
gettext_lang(char_u *name)
{
int i;
static char *(mtable[]) = {
"afrikaans", "af",
"czech", "cs",
"dutch", "nl",
"german", "de",
"english_united kingdom", "en_GB",
"spanish", "es",
"french", "fr",
"italian", "it",
"japanese", "ja",
"korean", "ko",
"norwegian", "no",
"polish", "pl",
"russian", "ru",
"slovak", "sk",
"swedish", "sv",
"ukrainian", "uk",
"chinese_china", "zh_CN",
"chinese_taiwan", "zh_TW",
NULL};
for (i = 0; mtable[i] != NULL; i += 2)
if (STRNICMP(mtable[i], name, STRLEN(mtable[i])) == 0)
return (char_u *)mtable[i + 1];
return name;
}
#endif
#if defined(FEAT_MULTI_LANG) || defined(PROTO)
/*
* Return TRUE when "lang" starts with a valid language name.
* Rejects NULL, empty string, "C", "C.UTF-8" and others.
*/
static int
is_valid_mess_lang(char_u *lang)
{
return lang != NULL && ASCII_ISALPHA(lang[0]) && ASCII_ISALPHA(lang[1]);
}
/*
* Obtain the current messages language. Used to set the default for
* 'helplang'. May return NULL or an empty string.
*/
char_u *
get_mess_lang(void)
{
char_u *p;
# ifdef HAVE_GET_LOCALE_VAL
# if defined(LC_MESSAGES)
p = get_locale_val(LC_MESSAGES);
# else
/* This is necessary for Win32, where LC_MESSAGES is not defined and $LANG
* may be set to the LCID number. LC_COLLATE is the best guess, LC_TIME
* and LC_MONETARY may be set differently for a Japanese working in the
* US. */
p = get_locale_val(LC_COLLATE);
# endif
# else
p = mch_getenv((char_u *)"LC_ALL");
if (!is_valid_mess_lang(p))
{
p = mch_getenv((char_u *)"LC_MESSAGES");
if (!is_valid_mess_lang(p))
p = mch_getenv((char_u *)"LANG");
}
# endif
# ifdef MSWIN
p = gettext_lang(p);
# endif
return is_valid_mess_lang(p) ? p : NULL;
}
#endif
/* Complicated #if; matches with where get_mess_env() is used below. */
#if (defined(FEAT_EVAL) && !((defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
&& defined(LC_MESSAGES))) \
|| ((defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
&& !defined(LC_MESSAGES))
/*
* Get the language used for messages from the environment.
*/
static char_u *
get_mess_env(void)
{
char_u *p;
p = mch_getenv((char_u *)"LC_ALL");
if (p == NULL || *p == NUL)
{
p = mch_getenv((char_u *)"LC_MESSAGES");
if (p == NULL || *p == NUL)
{
p = mch_getenv((char_u *)"LANG");
if (p != NULL && VIM_ISDIGIT(*p))
p = NULL; /* ignore something like "1043" */
# ifdef HAVE_GET_LOCALE_VAL
if (p == NULL || *p == NUL)
p = get_locale_val(LC_CTYPE);
# endif
}
}
return p;
}
#endif
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Set the "v:lang" variable according to the current locale setting.
* Also do "v:lc_time"and "v:ctype".
*/
void
set_lang_var(void)
{
char_u *loc;
# ifdef HAVE_GET_LOCALE_VAL
loc = get_locale_val(LC_CTYPE);
# else
/* setlocale() not supported: use the default value */
loc = (char_u *)"C";
# endif
set_vim_var_string(VV_CTYPE, loc, -1);
/* When LC_MESSAGES isn't defined use the value from $LC_MESSAGES, fall
* back to LC_CTYPE if it's empty. */
# if defined(HAVE_GET_LOCALE_VAL) && defined(LC_MESSAGES)
loc = get_locale_val(LC_MESSAGES);
# else
loc = get_mess_env();
# endif
set_vim_var_string(VV_LANG, loc, -1);
# ifdef HAVE_GET_LOCALE_VAL
loc = get_locale_val(LC_TIME);
# endif
set_vim_var_string(VV_LC_TIME, loc, -1);
}
#endif
#if defined(HAVE_LOCALE_H) || defined(X_LOCALE) \
/*
* ":language": Set the language (locale).
*/
void
ex_language(exarg_T *eap)
{
char *loc;
char_u *p;
char_u *name;
int what = LC_ALL;
char *whatstr = "";
#ifdef LC_MESSAGES
# define VIM_LC_MESSAGES LC_MESSAGES
#else
# define VIM_LC_MESSAGES 6789
#endif
name = eap->arg;
/* Check for "messages {name}", "ctype {name}" or "time {name}" argument.
* Allow abbreviation, but require at least 3 characters to avoid
* confusion with a two letter language name "me" or "ct". */
p = skiptowhite(eap->arg);
if ((*p == NUL || VIM_ISWHITE(*p)) && p - eap->arg >= 3)
{
if (STRNICMP(eap->arg, "messages", p - eap->arg) == 0)
{
what = VIM_LC_MESSAGES;
name = skipwhite(p);
whatstr = "messages ";
}
else if (STRNICMP(eap->arg, "ctype", p - eap->arg) == 0)
{
what = LC_CTYPE;
name = skipwhite(p);
whatstr = "ctype ";
}
else if (STRNICMP(eap->arg, "time", p - eap->arg) == 0)
{
what = LC_TIME;
name = skipwhite(p);
whatstr = "time ";
}
}
if (*name == NUL)
{
#ifndef LC_MESSAGES
if (what == VIM_LC_MESSAGES)
p = get_mess_env();
else
#endif
p = (char_u *)setlocale(what, NULL);
if (p == NULL || *p == NUL)
p = (char_u *)"Unknown";
smsg(_("Current %slanguage: \"%s\""), whatstr, p);
}
else
{
#ifndef LC_MESSAGES
if (what == VIM_LC_MESSAGES)
loc = "";
else
#endif
{
loc = setlocale(what, (char *)name);
#if defined(FEAT_FLOAT) && defined(LC_NUMERIC)
/* Make sure strtod() uses a decimal point, not a comma. */
setlocale(LC_NUMERIC, "C");
#endif
}
if (loc == NULL)
semsg(_("E197: Cannot set language to \"%s\""), name);
else
{
#ifdef HAVE_NL_MSG_CAT_CNTR
/* Need to do this for GNU gettext, otherwise cached translations
* will be used again. */
extern int _nl_msg_cat_cntr;
++_nl_msg_cat_cntr;
#endif
/* Reset $LC_ALL, otherwise it would overrule everything. */
vim_setenv((char_u *)"LC_ALL", (char_u *)"");
if (what != LC_TIME)
{
/* Tell gettext() what to translate to. It apparently doesn't
* use the currently effective locale. Also do this when
* FEAT_GETTEXT isn't defined, so that shell commands use this
* value. */
if (what == LC_ALL)
{
vim_setenv((char_u *)"LANG", name);
/* Clear $LANGUAGE because GNU gettext uses it. */
vim_setenv((char_u *)"LANGUAGE", (char_u *)"");
# ifdef MSWIN
/* Apparently MS-Windows printf() may cause a crash when
* we give it 8-bit text while it's expecting text in the
* current locale. This call avoids that. */
setlocale(LC_CTYPE, "C");
# endif
}
if (what != LC_CTYPE)
{
char_u *mname;
#ifdef MSWIN
mname = gettext_lang(name);
#else
mname = name;
#endif
vim_setenv((char_u *)"LC_MESSAGES", mname);
#ifdef FEAT_MULTI_LANG
set_helplang_default(mname);
#endif
}
}
# ifdef FEAT_EVAL
/* Set v:lang, v:lc_time and v:ctype to the final result. */
set_lang_var();
# endif
# ifdef FEAT_TITLE
maketitle();
# endif
}
}
}
static char_u **locales = NULL; /* Array of all available locales */
# ifndef MSWIN
static int did_init_locales = FALSE;
/*
* Return an array of strings for all available locales + NULL for the
* last element. Return NULL in case of error.
*/
static char_u **
find_locales(void)
{
garray_T locales_ga;
char_u *loc;
/* Find all available locales by running command "locale -a". If this
* doesn't work we won't have completion. */
char_u *locale_a = get_cmd_output((char_u *)"locale -a",
NULL, SHELL_SILENT, NULL);
if (locale_a == NULL)
return NULL;
ga_init2(&locales_ga, sizeof(char_u *), 20);
/* Transform locale_a string where each locale is separated by "\n"
* into an array of locale strings. */
loc = (char_u *)strtok((char *)locale_a, "\n");
while (loc != NULL)
{
if (ga_grow(&locales_ga, 1) == FAIL)
break;
loc = vim_strsave(loc);
if (loc == NULL)
break;
((char_u **)locales_ga.ga_data)[locales_ga.ga_len++] = loc;
loc = (char_u *)strtok(NULL, "\n");
}
vim_free(locale_a);
if (ga_grow(&locales_ga, 1) == FAIL)
{
ga_clear(&locales_ga);
return NULL;
}
((char_u **)locales_ga.ga_data)[locales_ga.ga_len] = NULL;
return (char_u **)locales_ga.ga_data;
}
# endif
/*
* Lazy initialization of all available locales.
*/
static void
init_locales(void)
{
# ifndef MSWIN
if (!did_init_locales)
{
did_init_locales = TRUE;
locales = find_locales();
}
# endif
}
# if defined(EXITFREE) || defined(PROTO)
void
free_locales(void)
{
int i;
if (locales != NULL)
{
for (i = 0; locales[i] != NULL; i++)
vim_free(locales[i]);
VIM_CLEAR(locales);
}
}
# endif
/*
* Function given to ExpandGeneric() to obtain the possible arguments of the
* ":language" command.
*/
char_u *
get_lang_arg(expand_T *xp UNUSED, int idx)
{
if (idx == 0)
return (char_u *)"messages";
if (idx == 1)
return (char_u *)"ctype";
if (idx == 2)
return (char_u *)"time";
init_locales();
if (locales == NULL)
return NULL;
return locales[idx - 3];
}
/*
* Function given to ExpandGeneric() to obtain the available locales.
*/
char_u *
get_locales(expand_T *xp UNUSED, int idx)
{
init_locales();
if (locales == NULL)
return NULL;
return locales[idx];
}
#endif