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fuchsia / third_party / vim / refs/tags/v7.1.177 / . / src / ex_cmds2.c
blob: 884220ef35e0736e2f682936ad51b825a7821c0b [file] [log] [blame]
/* vi:set ts=8 sts=4 sw=4:
*
* 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
*/
#if defined(WIN32) && defined(FEAT_CSCOPE)
# include "vimio.h"
#endif
#include "vim.h"
#if defined(WIN32) && defined(FEAT_CSCOPE)
# include <fcntl.h>
#endif
#include "version.h"
static void cmd_source __ARGS((char_u *fname, exarg_T *eap));
#ifdef FEAT_EVAL
/* Growarray to store info about already sourced scripts.
* For Unix also store the dev/ino, so that we don't have to stat() each
* script when going through the list. */
typedef struct scriptitem_S
{
char_u *sn_name;
# ifdef UNIX
int sn_dev;
ino_t sn_ino;
# endif
# ifdef FEAT_PROFILE
int sn_prof_on; /* TRUE when script is/was profiled */
int sn_pr_force; /* forceit: profile functions in this script */
proftime_T sn_pr_child; /* time set when going into first child */
int sn_pr_nest; /* nesting for sn_pr_child */
/* profiling the script as a whole */
int sn_pr_count; /* nr of times sourced */
proftime_T sn_pr_total; /* time spend in script + children */
proftime_T sn_pr_self; /* time spend in script itself */
proftime_T sn_pr_start; /* time at script start */
proftime_T sn_pr_children; /* time in children after script start */
/* profiling the script per line */
garray_T sn_prl_ga; /* things stored for every line */
proftime_T sn_prl_start; /* start time for current line */
proftime_T sn_prl_children; /* time spent in children for this line */
proftime_T sn_prl_wait; /* wait start time for current line */
int sn_prl_idx; /* index of line being timed; -1 if none */
int sn_prl_execed; /* line being timed was executed */
# endif
} scriptitem_T;
static garray_T script_items = {0, 0, sizeof(scriptitem_T), 4, NULL};
#define SCRIPT_ITEM(id) (((scriptitem_T *)script_items.ga_data)[(id) - 1])
# ifdef FEAT_PROFILE
/* Struct used in sn_prl_ga for every line of a script. */
typedef struct sn_prl_S
{
int snp_count; /* nr of times line was executed */
proftime_T sn_prl_total; /* time spend in a line + children */
proftime_T sn_prl_self; /* time spend in a line itself */
} sn_prl_T;
# define PRL_ITEM(si, idx) (((sn_prl_T *)(si)->sn_prl_ga.ga_data)[(idx)])
# endif
#endif
#if defined(FEAT_EVAL) || defined(PROTO)
static int debug_greedy = FALSE; /* batch mode debugging: don't save
and restore typeahead. */
/*
* do_debug(): Debug mode.
* Repeatedly get Ex commands, until told to continue normal execution.
*/
void
do_debug(cmd)
char_u *cmd;
{
int save_msg_scroll = msg_scroll;
int save_State = State;
int save_did_emsg = did_emsg;
int save_cmd_silent = cmd_silent;
int save_msg_silent = msg_silent;
int save_emsg_silent = emsg_silent;
int save_redir_off = redir_off;
tasave_T typeaheadbuf;
int typeahead_saved = FALSE;
int save_ignore_script;
# ifdef FEAT_EX_EXTRA
int save_ex_normal_busy;
# endif
int n;
char_u *cmdline = NULL;
char_u *p;
char *tail = NULL;
static int last_cmd = 0;
#define CMD_CONT 1
#define CMD_NEXT 2
#define CMD_STEP 3
#define CMD_FINISH 4
#define CMD_QUIT 5
#define CMD_INTERRUPT 6
#ifdef ALWAYS_USE_GUI
/* Can't do this when there is no terminal for input/output. */
if (!gui.in_use)
{
/* Break as soon as possible. */
debug_break_level = 9999;
return;
}
#endif
/* Make sure we are in raw mode and start termcap mode. Might have side
* effects... */
settmode(TMODE_RAW);
starttermcap();
++RedrawingDisabled; /* don't redisplay the window */
++no_wait_return; /* don't wait for return */
did_emsg = FALSE; /* don't use error from debugged stuff */
cmd_silent = FALSE; /* display commands */
msg_silent = FALSE; /* display messages */
emsg_silent = FALSE; /* display error messages */
redir_off = TRUE; /* don't redirect debug commands */
State = NORMAL;
#ifdef FEAT_SNIFF
want_sniff_request = 0; /* No K_SNIFF wanted */
#endif
if (!debug_did_msg)
MSG(_("Entering Debug mode. Type \"cont\" to continue."));
if (sourcing_name != NULL)
msg(sourcing_name);
if (sourcing_lnum != 0)
smsg((char_u *)_("line %ld: %s"), (long)sourcing_lnum, cmd);
else
smsg((char_u *)_("cmd: %s"), cmd);
/*
* Repeat getting a command and executing it.
*/
for (;;)
{
msg_scroll = TRUE;
need_wait_return = FALSE;
#ifdef FEAT_SNIFF
ProcessSniffRequests();
#endif
/* Save the current typeahead buffer and replace it with an empty one.
* This makes sure we get input from the user here and don't interfere
* with the commands being executed. Reset "ex_normal_busy" to avoid
* the side effects of using ":normal". Save the stuff buffer and make
* it empty. Set ignore_script to avoid reading from script input. */
# ifdef FEAT_EX_EXTRA
save_ex_normal_busy = ex_normal_busy;
ex_normal_busy = 0;
# endif
if (!debug_greedy)
{
save_typeahead(&typeaheadbuf);
typeahead_saved = TRUE;
save_ignore_script = ignore_script;
ignore_script = TRUE;
}
cmdline = getcmdline_prompt('>', NULL, 0, EXPAND_NOTHING, NULL);
if (typeahead_saved)
{
restore_typeahead(&typeaheadbuf);
ignore_script = save_ignore_script;
}
# ifdef FEAT_EX_EXTRA
ex_normal_busy = save_ex_normal_busy;
# endif
cmdline_row = msg_row;
if (cmdline != NULL)
{
/* If this is a debug command, set "last_cmd".
* If not, reset "last_cmd".
* For a blank line use previous command. */
p = skipwhite(cmdline);
if (*p != NUL)
{
switch (*p)
{
case 'c': last_cmd = CMD_CONT;
tail = "ont";
break;
case 'n': last_cmd = CMD_NEXT;
tail = "ext";
break;
case 's': last_cmd = CMD_STEP;
tail = "tep";
break;
case 'f': last_cmd = CMD_FINISH;
tail = "inish";
break;
case 'q': last_cmd = CMD_QUIT;
tail = "uit";
break;
case 'i': last_cmd = CMD_INTERRUPT;
tail = "nterrupt";
break;
default: last_cmd = 0;
}
if (last_cmd != 0)
{
/* Check that the tail matches. */
++p;
while (*p != NUL && *p == *tail)
{
++p;
++tail;
}
if (ASCII_ISALPHA(*p))
last_cmd = 0;
}
}
if (last_cmd != 0)
{
/* Execute debug command: decided where to break next and
* return. */
switch (last_cmd)
{
case CMD_CONT:
debug_break_level = -1;
break;
case CMD_NEXT:
debug_break_level = ex_nesting_level;
break;
case CMD_STEP:
debug_break_level = 9999;
break;
case CMD_FINISH:
debug_break_level = ex_nesting_level - 1;
break;
case CMD_QUIT:
got_int = TRUE;
debug_break_level = -1;
break;
case CMD_INTERRUPT:
got_int = TRUE;
debug_break_level = 9999;
/* Do not repeat ">interrupt" cmd, continue stepping. */
last_cmd = CMD_STEP;
break;
}
break;
}
/* don't debug this command */
n = debug_break_level;
debug_break_level = -1;
(void)do_cmdline(cmdline, getexline, NULL,
DOCMD_VERBOSE|DOCMD_EXCRESET);
debug_break_level = n;
vim_free(cmdline);
}
lines_left = Rows - 1;
}
vim_free(cmdline);
--RedrawingDisabled;
--no_wait_return;
redraw_all_later(NOT_VALID);
need_wait_return = FALSE;
msg_scroll = save_msg_scroll;
lines_left = Rows - 1;
State = save_State;
did_emsg = save_did_emsg;
cmd_silent = save_cmd_silent;
msg_silent = save_msg_silent;
emsg_silent = save_emsg_silent;
redir_off = save_redir_off;
/* Only print the message again when typing a command before coming back
* here. */
debug_did_msg = TRUE;
}
/*
* ":debug".
*/
void
ex_debug(eap)
exarg_T *eap;
{
int debug_break_level_save = debug_break_level;
debug_break_level = 9999;
do_cmdline_cmd(eap->arg);
debug_break_level = debug_break_level_save;
}
static char_u *debug_breakpoint_name = NULL;
static linenr_T debug_breakpoint_lnum;
/*
* When debugging or a breakpoint is set on a skipped command, no debug prompt
* is shown by do_one_cmd(). This situation is indicated by debug_skipped, and
* debug_skipped_name is then set to the source name in the breakpoint case. If
* a skipped command decides itself that a debug prompt should be displayed, it
* can do so by calling dbg_check_skipped().
*/
static int debug_skipped;
static char_u *debug_skipped_name;
/*
* Go to debug mode when a breakpoint was encountered or "ex_nesting_level" is
* at or below the break level. But only when the line is actually
* executed. Return TRUE and set breakpoint_name for skipped commands that
* decide to execute something themselves.
* Called from do_one_cmd() before executing a command.
*/
void
dbg_check_breakpoint(eap)
exarg_T *eap;
{
char_u *p;
debug_skipped = FALSE;
if (debug_breakpoint_name != NULL)
{
if (!eap->skip)
{
/* replace K_SNR with "<SNR>" */
if (debug_breakpoint_name[0] == K_SPECIAL
&& debug_breakpoint_name[1] == KS_EXTRA
&& debug_breakpoint_name[2] == (int)KE_SNR)
p = (char_u *)"<SNR>";
else
p = (char_u *)"";
smsg((char_u *)_("Breakpoint in \"%s%s\" line %ld"),
p,
debug_breakpoint_name + (*p == NUL ? 0 : 3),
(long)debug_breakpoint_lnum);
debug_breakpoint_name = NULL;
do_debug(eap->cmd);
}
else
{
debug_skipped = TRUE;
debug_skipped_name = debug_breakpoint_name;
debug_breakpoint_name = NULL;
}
}
else if (ex_nesting_level <= debug_break_level)
{
if (!eap->skip)
do_debug(eap->cmd);
else
{
debug_skipped = TRUE;
debug_skipped_name = NULL;
}
}
}
/*
* Go to debug mode if skipped by dbg_check_breakpoint() because eap->skip was
* set. Return TRUE when the debug mode is entered this time.
*/
int
dbg_check_skipped(eap)
exarg_T *eap;
{
int prev_got_int;
if (debug_skipped)
{
/*
* Save the value of got_int and reset it. We don't want a previous
* interruption cause flushing the input buffer.
*/
prev_got_int = got_int;
got_int = FALSE;
debug_breakpoint_name = debug_skipped_name;
/* eap->skip is TRUE */
eap->skip = FALSE;
(void)dbg_check_breakpoint(eap);
eap->skip = TRUE;
got_int |= prev_got_int;
return TRUE;
}
return FALSE;
}
/*
* The list of breakpoints: dbg_breakp.
* This is a grow-array of structs.
*/
struct debuggy
{
int dbg_nr; /* breakpoint number */
int dbg_type; /* DBG_FUNC or DBG_FILE */
char_u *dbg_name; /* function or file name */
regprog_T *dbg_prog; /* regexp program */
linenr_T dbg_lnum; /* line number in function or file */
int dbg_forceit; /* ! used */
};
static garray_T dbg_breakp = {0, 0, sizeof(struct debuggy), 4, NULL};
#define BREAKP(idx) (((struct debuggy *)dbg_breakp.ga_data)[idx])
#define DEBUGGY(gap, idx) (((struct debuggy *)gap->ga_data)[idx])
static int last_breakp = 0; /* nr of last defined breakpoint */
#ifdef FEAT_PROFILE
/* Profiling uses file and func names similar to breakpoints. */
static garray_T prof_ga = {0, 0, sizeof(struct debuggy), 4, NULL};
#endif
#define DBG_FUNC 1
#define DBG_FILE 2
static int dbg_parsearg __ARGS((char_u *arg, garray_T *gap));
static linenr_T debuggy_find __ARGS((int file,char_u *fname, linenr_T after, garray_T *gap, int *fp));
/*
* Parse the arguments of ":profile", ":breakadd" or ":breakdel" and put them
* in the entry just after the last one in dbg_breakp. Note that "dbg_name"
* is allocated.
* Returns FAIL for failure.
*/
static int
dbg_parsearg(arg, gap)
char_u *arg;
garray_T *gap; /* either &dbg_breakp or &prof_ga */
{
char_u *p = arg;
char_u *q;
struct debuggy *bp;
int here = FALSE;
if (ga_grow(gap, 1) == FAIL)
return FAIL;
bp = &DEBUGGY(gap, gap->ga_len);
/* Find "func" or "file". */
if (STRNCMP(p, "func", 4) == 0)
bp->dbg_type = DBG_FUNC;
else if (STRNCMP(p, "file", 4) == 0)
bp->dbg_type = DBG_FILE;
else if (
#ifdef FEAT_PROFILE
gap != &prof_ga &&
#endif
STRNCMP(p, "here", 4) == 0)
{
if (curbuf->b_ffname == NULL)
{
EMSG(_(e_noname));
return FAIL;
}
bp->dbg_type = DBG_FILE;
here = TRUE;
}
else
{
EMSG2(_(e_invarg2), p);
return FAIL;
}
p = skipwhite(p + 4);
/* Find optional line number. */
if (here)
bp->dbg_lnum = curwin->w_cursor.lnum;
else if (
#ifdef FEAT_PROFILE
gap != &prof_ga &&
#endif
VIM_ISDIGIT(*p))
{
bp->dbg_lnum = getdigits(&p);
p = skipwhite(p);
}
else
bp->dbg_lnum = 0;
/* Find the function or file name. Don't accept a function name with (). */
if ((!here && *p == NUL)
|| (here && *p != NUL)
|| (bp->dbg_type == DBG_FUNC && strstr((char *)p, "()") != NULL))
{
EMSG2(_(e_invarg2), arg);
return FAIL;
}
if (bp->dbg_type == DBG_FUNC)
bp->dbg_name = vim_strsave(p);
else if (here)
bp->dbg_name = vim_strsave(curbuf->b_ffname);
else
{
/* Expand the file name in the same way as do_source(). This means
* doing it twice, so that $DIR/file gets expanded when $DIR is
* "~/dir". */
#ifdef RISCOS
q = mch_munge_fname(p);
#else
q = expand_env_save(p);
#endif
if (q == NULL)
return FAIL;
#ifdef RISCOS
p = mch_munge_fname(q);
#else
p = expand_env_save(q);
#endif
vim_free(q);
if (p == NULL)
return FAIL;
if (*p != '*')
{
bp->dbg_name = fix_fname(p);
vim_free(p);
}
else
bp->dbg_name = p;
}
if (bp->dbg_name == NULL)
return FAIL;
return OK;
}
/*
* ":breakadd".
*/
void
ex_breakadd(eap)
exarg_T *eap;
{
struct debuggy *bp;
char_u *pat;
garray_T *gap;
gap = &dbg_breakp;
#ifdef FEAT_PROFILE
if (eap->cmdidx == CMD_profile)
gap = &prof_ga;
#endif
if (dbg_parsearg(eap->arg, gap) == OK)
{
bp = &DEBUGGY(gap, gap->ga_len);
bp->dbg_forceit = eap->forceit;
pat = file_pat_to_reg_pat(bp->dbg_name, NULL, NULL, FALSE);
if (pat != NULL)
{
bp->dbg_prog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
vim_free(pat);
}
if (pat == NULL || bp->dbg_prog == NULL)
vim_free(bp->dbg_name);
else
{
if (bp->dbg_lnum == 0) /* default line number is 1 */
bp->dbg_lnum = 1;
#ifdef FEAT_PROFILE
if (eap->cmdidx != CMD_profile)
#endif
{
DEBUGGY(gap, gap->ga_len).dbg_nr = ++last_breakp;
++debug_tick;
}
++gap->ga_len;
}
}
}
/*
* ":debuggreedy".
*/
void
ex_debuggreedy(eap)
exarg_T *eap;
{
if (eap->addr_count == 0 || eap->line2 != 0)
debug_greedy = TRUE;
else
debug_greedy = FALSE;
}
/*
* ":breakdel" and ":profdel".
*/
void
ex_breakdel(eap)
exarg_T *eap;
{
struct debuggy *bp, *bpi;
int nr;
int todel = -1;
int del_all = FALSE;
int i;
linenr_T best_lnum = 0;
garray_T *gap;
gap = &dbg_breakp;
#ifdef FEAT_PROFILE
if (eap->cmdidx == CMD_profdel)
gap = &prof_ga;
#endif
if (vim_isdigit(*eap->arg))
{
/* ":breakdel {nr}" */
nr = atol((char *)eap->arg);
for (i = 0; i < gap->ga_len; ++i)
if (DEBUGGY(gap, i).dbg_nr == nr)
{
todel = i;
break;
}
}
else if (*eap->arg == '*')
{
todel = 0;
del_all = TRUE;
}
else
{
/* ":breakdel {func|file} [lnum] {name}" */
if (dbg_parsearg(eap->arg, gap) == FAIL)
return;
bp = &DEBUGGY(gap, gap->ga_len);
for (i = 0; i < gap->ga_len; ++i)
{
bpi = &DEBUGGY(gap, i);
if (bp->dbg_type == bpi->dbg_type
&& STRCMP(bp->dbg_name, bpi->dbg_name) == 0
&& (bp->dbg_lnum == bpi->dbg_lnum
|| (bp->dbg_lnum == 0
&& (best_lnum == 0
|| bpi->dbg_lnum < best_lnum))))
{
todel = i;
best_lnum = bpi->dbg_lnum;
}
}
vim_free(bp->dbg_name);
}
if (todel < 0)
EMSG2(_("E161: Breakpoint not found: %s"), eap->arg);
else
{
while (gap->ga_len > 0)
{
vim_free(DEBUGGY(gap, todel).dbg_name);
vim_free(DEBUGGY(gap, todel).dbg_prog);
--gap->ga_len;
if (todel < gap->ga_len)
mch_memmove(&DEBUGGY(gap, todel), &DEBUGGY(gap, todel + 1),
(gap->ga_len - todel) * sizeof(struct debuggy));
#ifdef FEAT_PROFILE
if (eap->cmdidx == CMD_breakdel)
#endif
++debug_tick;
if (!del_all)
break;
}
/* If all breakpoints were removed clear the array. */
if (gap->ga_len == 0)
ga_clear(gap);
}
}
/*
* ":breaklist".
*/
/*ARGSUSED*/
void
ex_breaklist(eap)
exarg_T *eap;
{
struct debuggy *bp;
int i;
if (dbg_breakp.ga_len == 0)
MSG(_("No breakpoints defined"));
else
for (i = 0; i < dbg_breakp.ga_len; ++i)
{
bp = &BREAKP(i);
smsg((char_u *)_("%3d %s %s line %ld"),
bp->dbg_nr,
bp->dbg_type == DBG_FUNC ? "func" : "file",
bp->dbg_name,
(long)bp->dbg_lnum);
}
}
/*
* Find a breakpoint for a function or sourced file.
* Returns line number at which to break; zero when no matching breakpoint.
*/
linenr_T
dbg_find_breakpoint(file, fname, after)
int file; /* TRUE for a file, FALSE for a function */
char_u *fname; /* file or function name */
linenr_T after; /* after this line number */
{
return debuggy_find(file, fname, after, &dbg_breakp, NULL);
}
#if defined(FEAT_PROFILE) || defined(PROTO)
/*
* Return TRUE if profiling is on for a function or sourced file.
*/
int
has_profiling(file, fname, fp)
int file; /* TRUE for a file, FALSE for a function */
char_u *fname; /* file or function name */
int *fp; /* return: forceit */
{
return (debuggy_find(file, fname, (linenr_T)0, &prof_ga, fp)
!= (linenr_T)0);
}
#endif
/*
* Common code for dbg_find_breakpoint() and has_profiling().
*/
static linenr_T
debuggy_find(file, fname, after, gap, fp)
int file; /* TRUE for a file, FALSE for a function */
char_u *fname; /* file or function name */
linenr_T after; /* after this line number */
garray_T *gap; /* either &dbg_breakp or &prof_ga */
int *fp; /* if not NULL: return forceit */
{
struct debuggy *bp;
int i;
linenr_T lnum = 0;
regmatch_T regmatch;
char_u *name = fname;
int prev_got_int;
/* Return quickly when there are no breakpoints. */
if (gap->ga_len == 0)
return (linenr_T)0;
/* Replace K_SNR in function name with "<SNR>". */
if (!file && fname[0] == K_SPECIAL)
{
name = alloc((unsigned)STRLEN(fname) + 3);
if (name == NULL)
name = fname;
else
{
STRCPY(name, "<SNR>");
STRCPY(name + 5, fname + 3);
}
}
for (i = 0; i < gap->ga_len; ++i)
{
/* Skip entries that are not useful or are for a line that is beyond
* an already found breakpoint. */
bp = &DEBUGGY(gap, i);
if (((bp->dbg_type == DBG_FILE) == file && (
#ifdef FEAT_PROFILE
gap == &prof_ga ||
#endif
(bp->dbg_lnum > after && (lnum == 0 || bp->dbg_lnum < lnum)))))
{
regmatch.regprog = bp->dbg_prog;
regmatch.rm_ic = FALSE;
/*
* Save the value of got_int and reset it. We don't want a
* previous interruption cancel matching, only hitting CTRL-C
* while matching should abort it.
*/
prev_got_int = got_int;
got_int = FALSE;
if (vim_regexec(&regmatch, name, (colnr_T)0))
{
lnum = bp->dbg_lnum;
if (fp != NULL)
*fp = bp->dbg_forceit;
}
got_int |= prev_got_int;
}
}
if (name != fname)
vim_free(name);
return lnum;
}
/*
* Called when a breakpoint was encountered.
*/
void
dbg_breakpoint(name, lnum)
char_u *name;
linenr_T lnum;
{
/* We need to check if this line is actually executed in do_one_cmd() */
debug_breakpoint_name = name;
debug_breakpoint_lnum = lnum;
}
# if defined(FEAT_PROFILE) || defined(FEAT_RELTIME) || defined(PROTO)
/*
* Store the current time in "tm".
*/
void
profile_start(tm)
proftime_T *tm;
{
# ifdef WIN3264
QueryPerformanceCounter(tm);
# else
gettimeofday(tm, NULL);
# endif
}
/*
* Compute the elapsed time from "tm" till now and store in "tm".
*/
void
profile_end(tm)
proftime_T *tm;
{
proftime_T now;
# ifdef WIN3264
QueryPerformanceCounter(&now);
tm->QuadPart = now.QuadPart - tm->QuadPart;
# else
gettimeofday(&now, NULL);
tm->tv_usec = now.tv_usec - tm->tv_usec;
tm->tv_sec = now.tv_sec - tm->tv_sec;
if (tm->tv_usec < 0)
{
tm->tv_usec += 1000000;
--tm->tv_sec;
}
# endif
}
/*
* Subtract the time "tm2" from "tm".
*/
void
profile_sub(tm, tm2)
proftime_T *tm, *tm2;
{
# ifdef WIN3264
tm->QuadPart -= tm2->QuadPart;
# else
tm->tv_usec -= tm2->tv_usec;
tm->tv_sec -= tm2->tv_sec;
if (tm->tv_usec < 0)
{
tm->tv_usec += 1000000;
--tm->tv_sec;
}
# endif
}
/*
* Return a string that represents the time in "tm".
* Uses a static buffer!
*/
char *
profile_msg(tm)
proftime_T *tm;
{
static char buf[50];
# ifdef WIN3264
LARGE_INTEGER fr;
QueryPerformanceFrequency(&fr);
sprintf(buf, "%10.6lf", (double)tm->QuadPart / (double)fr.QuadPart);
# else
sprintf(buf, "%3ld.%06ld", (long)tm->tv_sec, (long)tm->tv_usec);
#endif
return buf;
}
# endif /* FEAT_PROFILE || FEAT_RELTIME */
# if defined(FEAT_PROFILE) || defined(PROTO)
/*
* Functions for profiling.
*/
static void script_do_profile __ARGS((scriptitem_T *si));
static void script_dump_profile __ARGS((FILE *fd));
static proftime_T prof_wait_time;
/*
* Set the time in "tm" to zero.
*/
void
profile_zero(tm)
proftime_T *tm;
{
# ifdef WIN3264
tm->QuadPart = 0;
# else
tm->tv_usec = 0;
tm->tv_sec = 0;
# endif
}
/*
* Add the time "tm2" to "tm".
*/
void
profile_add(tm, tm2)
proftime_T *tm, *tm2;
{
# ifdef WIN3264
tm->QuadPart += tm2->QuadPart;
# else
tm->tv_usec += tm2->tv_usec;
tm->tv_sec += tm2->tv_sec;
if (tm->tv_usec >= 1000000)
{
tm->tv_usec -= 1000000;
++tm->tv_sec;
}
# endif
}
/*
* Add the "self" time from the total time and the children's time.
*/
void
profile_self(self, total, children)
proftime_T *self, *total, *children;
{
/* Check that the result won't be negative. Can happen with recursive
* calls. */
#ifdef WIN3264
if (total->QuadPart <= children->QuadPart)
return;
#else
if (total->tv_sec < children->tv_sec
|| (total->tv_sec == children->tv_sec
&& total->tv_usec <= children->tv_usec))
return;
#endif
profile_add(self, total);
profile_sub(self, children);
}
/*
* Get the current waittime.
*/
void
profile_get_wait(tm)
proftime_T *tm;
{
*tm = prof_wait_time;
}
/*
* Subtract the passed waittime since "tm" from "tma".
*/
void
profile_sub_wait(tm, tma)
proftime_T *tm, *tma;
{
proftime_T tm3 = prof_wait_time;
profile_sub(&tm3, tm);
profile_sub(tma, &tm3);
}
/*
* Return TRUE if "tm1" and "tm2" are equal.
*/
int
profile_equal(tm1, tm2)
proftime_T *tm1, *tm2;
{
# ifdef WIN3264
return (tm1->QuadPart == tm2->QuadPart);
# else
return (tm1->tv_usec == tm2->tv_usec && tm1->tv_sec == tm2->tv_sec);
# endif
}
/*
* Return <0, 0 or >0 if "tm1" < "tm2", "tm1" == "tm2" or "tm1" > "tm2"
*/
int
profile_cmp(tm1, tm2)
proftime_T *tm1, *tm2;
{
# ifdef WIN3264
return (int)(tm2->QuadPart - tm1->QuadPart);
# else
if (tm1->tv_sec == tm2->tv_sec)
return tm2->tv_usec - tm1->tv_usec;
return tm2->tv_sec - tm1->tv_sec;
# endif
}
static char_u *profile_fname = NULL;
static proftime_T pause_time;
/*
* ":profile cmd args"
*/
void
ex_profile(eap)
exarg_T *eap;
{
char_u *e;
int len;
e = skiptowhite(eap->arg);
len = (int)(e - eap->arg);
e = skipwhite(e);
if (len == 5 && STRNCMP(eap->arg, "start", 5) == 0 && *e != NUL)
{
vim_free(profile_fname);
profile_fname = vim_strsave(e);
do_profiling = PROF_YES;
profile_zero(&prof_wait_time);
set_vim_var_nr(VV_PROFILING, 1L);
}
else if (do_profiling == PROF_NONE)
EMSG(_("E750: First use :profile start <fname>"));
else if (STRCMP(eap->arg, "pause") == 0)
{
if (do_profiling == PROF_YES)
profile_start(&pause_time);
do_profiling = PROF_PAUSED;
}
else if (STRCMP(eap->arg, "continue") == 0)
{
if (do_profiling == PROF_PAUSED)
{
profile_end(&pause_time);
profile_add(&prof_wait_time, &pause_time);
}
do_profiling = PROF_YES;
}
else
{
/* The rest is similar to ":breakadd". */
ex_breakadd(eap);
}
}
/*
* Dump the profiling info.
*/
void
profile_dump()
{
FILE *fd;
if (profile_fname != NULL)
{
fd = mch_fopen((char *)profile_fname, "w");
if (fd == NULL)
EMSG2(_(e_notopen), profile_fname);
else
{
script_dump_profile(fd);
func_dump_profile(fd);
fclose(fd);
}
}
}
/*
* Start profiling script "fp".
*/
static void
script_do_profile(si)
scriptitem_T *si;
{
si->sn_pr_count = 0;
profile_zero(&si->sn_pr_total);
profile_zero(&si->sn_pr_self);
ga_init2(&si->sn_prl_ga, sizeof(sn_prl_T), 100);
si->sn_prl_idx = -1;
si->sn_prof_on = TRUE;
si->sn_pr_nest = 0;
}
/*
* save time when starting to invoke another script or function.
*/
void
script_prof_save(tm)
proftime_T *tm; /* place to store wait time */
{
scriptitem_T *si;
if (current_SID > 0 && current_SID <= script_items.ga_len)
{
si = &SCRIPT_ITEM(current_SID);
if (si->sn_prof_on && si->sn_pr_nest++ == 0)
profile_start(&si->sn_pr_child);
}
profile_get_wait(tm);
}
/*
* Count time spent in children after invoking another script or function.
*/
void
script_prof_restore(tm)
proftime_T *tm;
{
scriptitem_T *si;
if (current_SID > 0 && current_SID <= script_items.ga_len)
{
si = &SCRIPT_ITEM(current_SID);
if (si->sn_prof_on && --si->sn_pr_nest == 0)
{
profile_end(&si->sn_pr_child);
profile_sub_wait(tm, &si->sn_pr_child); /* don't count wait time */
profile_add(&si->sn_pr_children, &si->sn_pr_child);
profile_add(&si->sn_prl_children, &si->sn_pr_child);
}
}
}
static proftime_T inchar_time;
/*
* Called when starting to wait for the user to type a character.
*/
void
prof_inchar_enter()
{
profile_start(&inchar_time);
}
/*
* Called when finished waiting for the user to type a character.
*/
void
prof_inchar_exit()
{
profile_end(&inchar_time);
profile_add(&prof_wait_time, &inchar_time);
}
/*
* Dump the profiling results for all scripts in file "fd".
*/
static void
script_dump_profile(fd)
FILE *fd;
{
int id;
scriptitem_T *si;
int i;
FILE *sfd;
sn_prl_T *pp;
for (id = 1; id <= script_items.ga_len; ++id)
{
si = &SCRIPT_ITEM(id);
if (si->sn_prof_on)
{
fprintf(fd, "SCRIPT %s\n", si->sn_name);
if (si->sn_pr_count == 1)
fprintf(fd, "Sourced 1 time\n");
else
fprintf(fd, "Sourced %d times\n", si->sn_pr_count);
fprintf(fd, "Total time: %s\n", profile_msg(&si->sn_pr_total));
fprintf(fd, " Self time: %s\n", profile_msg(&si->sn_pr_self));
fprintf(fd, "\n");
fprintf(fd, "count total (s) self (s)\n");
sfd = mch_fopen((char *)si->sn_name, "r");
if (sfd == NULL)
fprintf(fd, "Cannot open file!\n");
else
{
for (i = 0; i < si->sn_prl_ga.ga_len; ++i)
{
if (vim_fgets(IObuff, IOSIZE, sfd))
break;
pp = &PRL_ITEM(si, i);
if (pp->snp_count > 0)
{
fprintf(fd, "%5d ", pp->snp_count);
if (profile_equal(&pp->sn_prl_total, &pp->sn_prl_self))
fprintf(fd, " ");
else
fprintf(fd, "%s ", profile_msg(&pp->sn_prl_total));
fprintf(fd, "%s ", profile_msg(&pp->sn_prl_self));
}
else
fprintf(fd, " ");
fprintf(fd, "%s", IObuff);
}
fclose(sfd);
}
fprintf(fd, "\n");
}
}
}
/*
* Return TRUE when a function defined in the current script should be
* profiled.
*/
int
prof_def_func()
{
if (current_SID > 0)
return SCRIPT_ITEM(current_SID).sn_pr_force;
return FALSE;
}
# 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, forceit)
buf_T *buf;
int forceit;
{
int r;
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;
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 (buf_valid(buf) && bufIsChanged(buf))
r = FAIL;
return r;
}
/*
* flush all buffers, except the ones that are readonly
*/
void
autowrite_all()
{
buf_T *buf;
if (!(p_aw || p_awa) || !p_write)
return;
for (buf = firstbuf; buf; buf = buf->b_next)
if (bufIsChanged(buf) && !buf->b_p_ro)
{
(void)buf_write_all(buf, FALSE);
#ifdef FEAT_AUTOCMD
/* an autocommand may have deleted the buffer */
if (!buf_valid(buf))
buf = firstbuf;
#endif
}
}
/*
* return TRUE if buffer was changed and cannot be abandoned.
*/
/*ARGSUSED*/
int
check_changed(buf, checkaw, mult_win, forceit, allbuf)
buf_T *buf;
int checkaw; /* do autowrite if buffer was changed */
int mult_win; /* check also when several wins for the buf */
int forceit;
int allbuf; /* may write all buffers */
{
if ( !forceit
&& bufIsChanged(buf)
&& (mult_win || buf->b_nwindows <= 1)
&& (!checkaw || 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 (allbuf)
for (buf2 = firstbuf; buf2 != NULL; buf2 = buf2->b_next)
if (bufIsChanged(buf2)
&& (buf2->b_ffname != NULL
# ifdef FEAT_BROWSE
|| cmdmod.browse
# endif
))
++count;
# ifdef FEAT_AUTOCMD
if (!buf_valid(buf))
/* Autocommand deleted buffer, oops! It's not changed now. */
return FALSE;
# endif
dialog_changed(buf, count > 1);
# ifdef FEAT_AUTOCMD
if (!buf_valid(buf))
/* Autocommand deleted buffer, oops! It's not changed now. */
return FALSE;
# endif
return bufIsChanged(buf);
}
#endif
EMSG(_(e_nowrtmsg));
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)
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 abondoning a changed buffer.
* Must check 'write' option first!
*/
void
dialog_changed(buf, checkall)
buf_T *buf;
int checkall; /* may abandon all changed buffers */
{
char_u buff[IOSIZE];
int ret;
buf_T *buf2;
dialog_msg(buff, _("Save changes to \"%s\"?"),
(buf->b_fname != NULL) ?
buf->b_fname : (char_u *)_("Untitled"));
if (checkall)
ret = vim_dialog_yesnoallcancel(VIM_QUESTION, NULL, buff, 1);
else
ret = vim_dialog_yesnocancel(VIM_QUESTION, NULL, buff, 1);
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) /* didn't hit Cancel */
(void)buf_write_all(buf, FALSE);
}
else if (ret == VIM_NO)
{
unchanged(buf, TRUE);
}
else if (ret == VIM_ALL)
{
/*
* Write all modified files that can be written.
* Skip readonly buffers, these need to be confirmed
* individually.
*/
for (buf2 = firstbuf; buf2 != NULL; buf2 = buf2->b_next)
{
if (bufIsChanged(buf2)
&& (buf2->b_ffname != NULL
#ifdef FEAT_BROWSE
|| cmdmod.browse
#endif
)
&& !buf2->b_p_ro)
{
#ifdef FEAT_BROWSE
/* May get file name, when there is none */
browse_save_fname(buf2);
#endif
if (buf2->b_fname != NULL) /* didn't hit Cancel */
(void)buf_write_all(buf2, FALSE);
#ifdef FEAT_AUTOCMD
/* an autocommand may have deleted the buffer */
if (!buf_valid(buf2))
buf2 = firstbuf;
#endif
}
}
}
else if (ret == VIM_DISCARDALL)
{
/*
* mark all buffers as unchanged
*/
for (buf2 = firstbuf; buf2 != NULL; buf2 = buf2->b_next)
unchanged(buf2, TRUE);
}
}
#endif
/*
* Return TRUE if the buffer "buf" can be abandoned, either by making it
* hidden, autowriting it or unloading it.
*/
int
can_abandon(buf, forceit)
buf_T *buf;
int forceit;
{
return ( P_HID(buf)
|| !bufIsChanged(buf)
|| buf->b_nwindows > 1
|| autowrite(buf, forceit) == OK
|| forceit);
}
/*
* Return TRUE if any buffer was changed and cannot be abandoned.
* That changed buffer becomes the current buffer.
*/
int
check_changed_any(hidden)
int hidden; /* Only check hidden buffers */
{
buf_T *buf;
int save;
#ifdef FEAT_WINDOWS
win_T *wp;
#endif
for (;;)
{
/* check curbuf first: if it was changed we can't abandon it */
if (!hidden && curbufIsChanged())
buf = curbuf;
else
{
for (buf = firstbuf; buf != NULL; buf = buf->b_next)
if ((!hidden || buf->b_nwindows == 0) && bufIsChanged(buf))
break;
}
if (buf == NULL) /* No buffers changed */
return FALSE;
/* 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, TRUE, FALSE, TRUE) && buf_valid(buf))
break; /* didn't save - still changes */
}
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 (EMSG2(_("E162: No write since last change for buffer \"%s\""),
buf_spname(buf) != NULL ? (char_u *)buf_spname(buf) :
buf->b_fname))
{
save = no_wait_return;
no_wait_return = FALSE;
wait_return(FALSE);
no_wait_return = save;
}
}
#ifdef FEAT_WINDOWS
/* Try to find a window that contains the buffer. */
if (buf != curbuf)
for (wp = firstwin; wp != NULL; wp = wp->w_next)
if (wp->w_buffer == buf)
{
win_goto(wp);
# ifdef FEAT_AUTOCMD
/* Paranoia: did autocms wipe out the buffer with changes? */
if (!buf_valid(buf))
return TRUE;
# endif
break;
}
#endif
/* Open the changed buffer in the current window. */
if (buf != curbuf)
set_curbuf(buf, DOBUF_GOTO);
return TRUE;
}
/*
* return FAIL if there is no file name, OK if there is one
* give error message for FAIL
*/
int
check_fname()
{
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, forceit)
buf_T *buf;
int forceit;
{
int retval;
#ifdef FEAT_AUTOCMD
buf_T *old_curbuf = curbuf;
#endif
retval = (buf_write(buf, buf->b_ffname, buf->b_fname,
(linenr_T)1, buf->b_ml.ml_line_count, NULL,
FALSE, forceit, TRUE, FALSE));
#ifdef FEAT_AUTOCMD
if (curbuf != old_curbuf)
{
msg_source(hl_attr(HLF_W));
MSG(_("Warning: Entered other buffer unexpectedly (check autocommands)"));
}
#endif
return retval;
}
/*
* Code to handle the argument list.
*/
static char_u *do_one_arg __ARGS((char_u *str));
static int do_arglist __ARGS((char_u *str, int what, int after));
static void alist_check_arg_idx __ARGS((void));
static int editing_arg_idx __ARGS((win_T *win));
#ifdef FEAT_LISTCMDS
static int alist_add_list __ARGS((int count, char_u **files, int after));
#endif
#define AL_SET 1
#define AL_ADD 2
#define AL_DEL 3
/*
* Isolate one argument, taking backticks.
* Changes the argument in-place, puts a NUL after it. Backticks remain.
* Return a pointer to the start of the next argument.
*/
static char_u *
do_one_arg(str)
char_u *str;
{
char_u *p;
int inbacktick;
inbacktick = FALSE;
for (p = str; *str; ++str)
{
/* When the backslash is used for escaping the special meaning of a
* character we need to keep it until wildcard expansion. */
if (rem_backslash(str))
{
*p++ = *str++;
*p++ = *str;
}
else
{
/* An item ends at a space not in backticks */
if (!inbacktick && vim_isspace(*str))
break;
if (*str == '`')
inbacktick ^= TRUE;
*p++ = *str;
}
}
str = skipwhite(str);
*p = NUL;
return str;
}
/*
* Separate the arguments in "str" and return a list of pointers in the
* growarray "gap".
*/
int
get_arglist(gap, str)
garray_T *gap;
char_u *str;
{
ga_init2(gap, (int)sizeof(char_u *), 20);
while (*str != NUL)
{
if (ga_grow(gap, 1) == FAIL)
{
ga_clear(gap);
return FAIL;
}
((char_u **)gap->ga_data)[gap->ga_len++] = str;
/* Isolate one argument, change it in-place, put a NUL after it. */
str = do_one_arg(str);
}
return OK;
}
#if defined(FEAT_QUICKFIX) || defined(FEAT_SYN_HL) || defined(PROTO)
/*
* Parse a list of arguments (file names), expand them and return in
* "fnames[fcountp]".
* Return FAIL or OK.
*/
int
get_arglist_exp(str, fcountp, fnamesp)
char_u *str;
int *fcountp;
char_u ***fnamesp;
{
garray_T ga;
int i;
if (get_arglist(&ga, str) == FAIL)
return FAIL;
i = gen_expand_wildcards(ga.ga_len, (char_u **)ga.ga_data,
fcountp, fnamesp, EW_FILE|EW_NOTFOUND);
ga_clear(&ga);
return i;
}
#endif
#if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO)
/*
* Redefine the argument list.
*/
void
set_arglist(str)
char_u *str;
{
do_arglist(str, AL_SET, 0);
}
#endif
/*
* "what" == AL_SET: Redefine the argument list to 'str'.
* "what" == AL_ADD: add files in 'str' to the argument list after "after".
* "what" == AL_DEL: remove files in 'str' from the argument list.
*
* Return FAIL for failure, OK otherwise.
*/
/*ARGSUSED*/
static int
do_arglist(str, what, after)
char_u *str;
int what;
int after; /* 0 means before first one */
{
garray_T new_ga;
int exp_count;
char_u **exp_files;
int i;
#ifdef FEAT_LISTCMDS
char_u *p;
int match;
#endif
/*
* Collect all file name arguments in "new_ga".
*/
if (get_arglist(&new_ga, str) == FAIL)
return FAIL;
#ifdef FEAT_LISTCMDS
if (what == AL_DEL)
{
regmatch_T regmatch;
int didone;
/*
* Delete the items: use each item as a regexp and find a match in the
* argument list.
*/
#ifdef CASE_INSENSITIVE_FILENAME
regmatch.rm_ic = TRUE; /* Always ignore case */
#else
regmatch.rm_ic = FALSE; /* Never ignore case */
#endif
for (i = 0; i < new_ga.ga_len && !got_int; ++i)
{
p = ((char_u **)new_ga.ga_data)[i];
p = file_pat_to_reg_pat(p, NULL, NULL, FALSE);
if (p == NULL)
break;
regmatch.regprog = vim_regcomp(p, p_magic ? RE_MAGIC : 0);
if (regmatch.regprog == NULL)
{
vim_free(p);
break;
}
didone = FALSE;
for (match = 0; match < ARGCOUNT; ++match)
if (vim_regexec(&regmatch, alist_name(&ARGLIST[match]),
(colnr_T)0))
{
didone = TRUE;
vim_free(ARGLIST[match].ae_fname);
mch_memmove(ARGLIST + match, ARGLIST + match + 1,
(ARGCOUNT - match - 1) * sizeof(aentry_T));
--ALIST(curwin)->al_ga.ga_len;
if (curwin->w_arg_idx > match)
--curwin->w_arg_idx;
--match;
}
vim_free(regmatch.regprog);
vim_free(p);
if (!didone)
EMSG2(_(e_nomatch2), ((char_u **)new_ga.ga_data)[i]);
}
ga_clear(&new_ga);
}
else
#endif
{
i = expand_wildcards(new_ga.ga_len, (char_u **)new_ga.ga_data,
&exp_count, &exp_files, EW_DIR|EW_FILE|EW_ADDSLASH|EW_NOTFOUND);
ga_clear(&new_ga);
if (i == FAIL)
return FAIL;
if (exp_count == 0)
{
EMSG(_(e_nomatch));
return FAIL;
}
#ifdef FEAT_LISTCMDS
if (what == AL_ADD)
{
(void)alist_add_list(exp_count, exp_files, after);
vim_free(exp_files);
}
else /* what == AL_SET */
#endif
alist_set(ALIST(curwin), exp_count, exp_files, FALSE, NULL, 0);
}
alist_check_arg_idx();
return OK;
}
/*
* Check the validity of the arg_idx for each other window.
*/
static void
alist_check_arg_idx()
{
#ifdef FEAT_WINDOWS
win_T *win;
tabpage_T *tp;
FOR_ALL_TAB_WINDOWS(tp, win)
if (win->w_alist == curwin->w_alist)
check_arg_idx(win);
#else
check_arg_idx(curwin);
#endif
}
/*
* Return TRUE if window "win" is editing then file at the current argument
* index.
*/
static int
editing_arg_idx(win)
win_T *win;
{
return !(win->w_arg_idx >= WARGCOUNT(win)
|| (win->w_buffer->b_fnum
!= WARGLIST(win)[win->w_arg_idx].ae_fnum
&& (win->w_buffer->b_ffname == NULL
|| !(fullpathcmp(
alist_name(&WARGLIST(win)[win->w_arg_idx]),
win->w_buffer->b_ffname, TRUE) & FPC_SAME))));
}
/*
* Check if window "win" is editing the w_arg_idx file in its argument list.
*/
void
check_arg_idx(win)
win_T *win;
{
if (WARGCOUNT(win) > 1 && !editing_arg_idx(win))
{
/* We are not editing the current entry in the argument list.
* Set "arg_had_last" if we are editing the last one. */
win->w_arg_idx_invalid = TRUE;
if (win->w_arg_idx != WARGCOUNT(win) - 1
&& arg_had_last == FALSE
#ifdef FEAT_WINDOWS
&& ALIST(win) == &global_alist
#endif
&& GARGCOUNT > 0
&& win->w_arg_idx < GARGCOUNT
&& (win->w_buffer->b_fnum == GARGLIST[GARGCOUNT - 1].ae_fnum
|| (win->w_buffer->b_ffname != NULL
&& (fullpathcmp(alist_name(&GARGLIST[GARGCOUNT - 1]),
win->w_buffer->b_ffname, TRUE) & FPC_SAME))))
arg_had_last = TRUE;
}
else
{
/* We are editing the current entry in the argument list.
* Set "arg_had_last" if it's also the last one */
win->w_arg_idx_invalid = FALSE;
if (win->w_arg_idx == WARGCOUNT(win) - 1
#ifdef FEAT_WINDOWS
&& win->w_alist == &global_alist
#endif
)
arg_had_last = TRUE;
}
}
/*
* ":args", ":argslocal" and ":argsglobal".
*/
void
ex_args(eap)
exarg_T *eap;
{
int i;
if (eap->cmdidx != CMD_args)
{
#if defined(FEAT_WINDOWS) && defined(FEAT_LISTCMDS)
alist_unlink(ALIST(curwin));
if (eap->cmdidx == CMD_argglobal)
ALIST(curwin) = &global_alist;
else /* eap->cmdidx == CMD_arglocal */
alist_new();
#else
ex_ni(eap);
return;
#endif
}
if (!ends_excmd(*eap->arg))
{
/*
* ":args file ..": define new argument list, handle like ":next"
* Also for ":argslocal file .." and ":argsglobal file ..".
*/
ex_next(eap);
}
else
#if defined(FEAT_WINDOWS) && defined(FEAT_LISTCMDS)
if (eap->cmdidx == CMD_args)
#endif
{
/*
* ":args": list arguments.
*/
if (ARGCOUNT > 0)
{
/* Overwrite the command, for a short list there is no scrolling
* required and no wait_return(). */
gotocmdline(TRUE);
for (i = 0; i < ARGCOUNT; ++i)
{
if (i == curwin->w_arg_idx)
msg_putchar('[');
msg_outtrans(alist_name(&ARGLIST[i]));
if (i == curwin->w_arg_idx)
msg_putchar(']');
msg_putchar(' ');
}
}
}
#if defined(FEAT_WINDOWS) && defined(FEAT_LISTCMDS)
else if (eap->cmdidx == CMD_arglocal)
{
garray_T *gap = &curwin->w_alist->al_ga;
/*
* ":argslocal": make a local copy of the global argument list.
*/
if (ga_grow(gap, GARGCOUNT) == OK)
for (i = 0; i < GARGCOUNT; ++i)
if (GARGLIST[i].ae_fname != NULL)
{
AARGLIST(curwin->w_alist)[gap->ga_len].ae_fname =
vim_strsave(GARGLIST[i].ae_fname);
AARGLIST(curwin->w_alist)[gap->ga_len].ae_fnum =
GARGLIST[i].ae_fnum;
++gap->ga_len;
}
}
#endif
}
/*
* ":previous", ":sprevious", ":Next" and ":sNext".
*/
void
ex_previous(eap)
exarg_T *eap;
{
/* If past the last one already, go to the last one. */
if (curwin->w_arg_idx - (int)eap->line2 >= ARGCOUNT)
do_argfile(eap, ARGCOUNT - 1);
else
do_argfile(eap, curwin->w_arg_idx - (int)eap->line2);
}
/*
* ":rewind", ":first", ":sfirst" and ":srewind".
*/
void
ex_rewind(eap)
exarg_T *eap;
{
do_argfile(eap, 0);
}
/*
* ":last" and ":slast".
*/
void
ex_last(eap)
exarg_T *eap;
{
do_argfile(eap, ARGCOUNT - 1);
}
/*
* ":argument" and ":sargument".
*/
void
ex_argument(eap)
exarg_T *eap;
{
int i;
if (eap->addr_count > 0)
i = eap->line2 - 1;
else
i = curwin->w_arg_idx;
do_argfile(eap, i);
}
/*
* Edit file "argn" of the argument lists.
*/
void
do_argfile(eap, argn)
exarg_T *eap;
int argn;
{
int other;
char_u *p;
int old_arg_idx = curwin->w_arg_idx;
if (argn < 0 || argn >= ARGCOUNT)
{
if (ARGCOUNT <= 1)
EMSG(_("E163: There is only one file to edit"));
else if (argn < 0)
EMSG(_("E164: Cannot go before first file"));
else
EMSG(_("E165: Cannot go beyond last file"));
}
else
{
setpcmark();
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
#ifdef FEAT_WINDOWS
/* split window or create new tab page first */
if (*eap->cmd == 's' || cmdmod.tab != 0)
{
if (win_split(0, 0) == FAIL)
return;
# ifdef FEAT_SCROLLBIND
curwin->w_p_scb = FALSE;
# endif
}
else
#endif
{
/*
* if 'hidden' set, only check for changed file when re-editing
* the same buffer
*/
other = TRUE;
if (P_HID(curbuf))
{
p = fix_fname(alist_name(&ARGLIST[argn]));
other = otherfile(p);
vim_free(p);
}
if ((!P_HID(curbuf) || !other)
&& check_changed(curbuf, TRUE, !other, eap->forceit, FALSE))
return;
}
curwin->w_arg_idx = argn;
if (argn == ARGCOUNT - 1
#ifdef FEAT_WINDOWS
&& curwin->w_alist == &global_alist
#endif
)
arg_had_last = TRUE;
/* Edit the file; always use the last known line number.
* When it fails (e.g. Abort for already edited file) restore the
* argument index. */
if (do_ecmd(0, alist_name(&ARGLIST[curwin->w_arg_idx]), NULL,
eap, ECMD_LAST,
(P_HID(curwin->w_buffer) ? ECMD_HIDE : 0) +
(eap->forceit ? ECMD_FORCEIT : 0)) == FAIL)
curwin->w_arg_idx = old_arg_idx;
/* like Vi: set the mark where the cursor is in the file. */
else if (eap->cmdidx != CMD_argdo)
setmark('\'');
}
}
/*
* ":next", and commands that behave like it.
*/
void
ex_next(eap)
exarg_T *eap;
{
int i;
/*
* check for changed buffer now, if this fails the argument list is not
* redefined.
*/
if ( P_HID(curbuf)
|| eap->cmdidx == CMD_snext
|| !check_changed(curbuf, TRUE, FALSE, eap->forceit, FALSE))
{
if (*eap->arg != NUL) /* redefine file list */
{
if (do_arglist(eap->arg, AL_SET, 0) == FAIL)
return;
i = 0;
}
else
i = curwin->w_arg_idx + (int)eap->line2;
do_argfile(eap, i);
}
}
#ifdef FEAT_LISTCMDS
/*
* ":argedit"
*/
void
ex_argedit(eap)
exarg_T *eap;
{
int fnum;
int i;
char_u *s;
/* Add the argument to the buffer list and get the buffer number. */
fnum = buflist_add(eap->arg, BLN_LISTED);
/* Check if this argument is already in the argument list. */
for (i = 0; i < ARGCOUNT; ++i)
if (ARGLIST[i].ae_fnum == fnum)
break;
if (i == ARGCOUNT)
{
/* Can't find it, add it to the argument list. */
s = vim_strsave(eap->arg);
if (s == NULL)
return;
i = alist_add_list(1, &s,
eap->addr_count > 0 ? (int)eap->line2 : curwin->w_arg_idx + 1);
if (i < 0)
return;
curwin->w_arg_idx = i;
}
alist_check_arg_idx();
/* Edit the argument. */
do_argfile(eap, i);
}
/*
* ":argadd"
*/
void
ex_argadd(eap)
exarg_T *eap;
{
do_arglist(eap->arg, AL_ADD,
eap->addr_count > 0 ? (int)eap->line2 : curwin->w_arg_idx + 1);
#ifdef FEAT_TITLE
maketitle();
#endif
}
/*
* ":argdelete"
*/
void
ex_argdelete(eap)
exarg_T *eap;
{
int i;
int n;
if (eap->addr_count > 0)
{
/* ":1,4argdel": Delete all arguments in the range. */
if (eap->line2 > ARGCOUNT)
eap->line2 = ARGCOUNT;
n = eap->line2 - eap->line1 + 1;
if (*eap->arg != NUL || n <= 0)
EMSG(_(e_invarg));
else
{
for (i = eap->line1; i <= eap->line2; ++i)
vim_free(ARGLIST[i - 1].ae_fname);
mch_memmove(ARGLIST + eap->line1 - 1, ARGLIST + eap->line2,
(size_t)((ARGCOUNT - eap->line2) * sizeof(aentry_T)));
ALIST(curwin)->al_ga.ga_len -= n;
if (curwin->w_arg_idx >= eap->line2)
curwin->w_arg_idx -= n;
else if (curwin->w_arg_idx > eap->line1)
curwin->w_arg_idx = eap->line1;
}
}
else if (*eap->arg == NUL)
EMSG(_(e_argreq));
else
do_arglist(eap->arg, AL_DEL, 0);
#ifdef FEAT_TITLE
maketitle();
#endif
}
/*
* ":argdo", ":windo", ":bufdo", ":tabdo"
*/
void
ex_listdo(eap)
exarg_T *eap;
{
int i;
#ifdef FEAT_WINDOWS
win_T *wp;
tabpage_T *tp;
#endif
buf_T *buf;
int next_fnum = 0;
#if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
char_u *save_ei = NULL;
#endif
char_u *p_shm_save;
#ifndef FEAT_WINDOWS
if (eap->cmdidx == CMD_windo)
{
ex_ni(eap);
return;
}
#endif
#if defined(FEAT_AUTOCMD) && 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");
#endif
if (eap->cmdidx == CMD_windo
|| eap->cmdidx == CMD_tabdo
|| P_HID(curbuf)
|| !check_changed(curbuf, TRUE, FALSE, eap->forceit, FALSE))
{
/* start at the first argument/window/buffer */
i = 0;
#ifdef FEAT_WINDOWS
wp = firstwin;
tp = first_tabpage;
#endif
/* set pcmark now */
if (eap->cmdidx == CMD_bufdo)
goto_buffer(eap, DOBUF_FIRST, FORWARD, 0);
else
setpcmark();
listcmd_busy = TRUE; /* avoids setting pcmark below */
while (!got_int)
{
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;
++i;
}
#ifdef FEAT_WINDOWS
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);
tp = tp->tp_next;
}
#endif
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;
}
}
/* 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)
break;
/* Check if the buffer still exists. */
for (buf = firstbuf; buf != NULL; buf = buf->b_next)
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;
}
if (eap->cmdidx == CMD_windo)
{
validate_cursor(); /* cursor may have moved */
#ifdef FEAT_SCROLLBIND
/* required when 'scrollbind' has been set */
if (curwin->w_p_scb)
do_check_scrollbind(TRUE);
#endif
}
}
listcmd_busy = FALSE;
}
#if defined(FEAT_AUTOCMD) && defined(FEAT_SYN_HL)
if (save_ei != NULL)
{
au_event_restore(save_ei);
apply_autocmds(EVENT_SYNTAX, curbuf->b_p_syn,
curbuf->b_fname, TRUE, curbuf);
}
#endif
}
/*
* Add files[count] to the arglist of the current window after arg "after".
* The file names in files[count] must have been allocated and are taken over.
* Files[] itself is not taken over.
* Returns index of first added argument. Returns -1 when failed (out of mem).
*/
static int
alist_add_list(count, files, after)
int count;
char_u **files;
int after; /* where to add: 0 = before first one */
{
int i;
if (ga_grow(&ALIST(curwin)->al_ga, count) == OK)
{
if (after < 0)
after = 0;
if (after > ARGCOUNT)
after = ARGCOUNT;
if (after < ARGCOUNT)
mch_memmove(&(ARGLIST[after + count]), &(ARGLIST[after]),
(ARGCOUNT - after) * sizeof(aentry_T));
for (i = 0; i < count; ++i)
{
ARGLIST[after + i].ae_fname = files[i];
ARGLIST[after + i].ae_fnum = buflist_add(files[i], BLN_LISTED);
}
ALIST(curwin)->al_ga.ga_len += count;
if (curwin->w_arg_idx >= after)
++curwin->w_arg_idx;
return after;
}
for (i = 0; i < count; ++i)
vim_free(files[i]);
return -1;
}
#endif /* FEAT_LISTCMDS */
#ifdef FEAT_EVAL
/*
* ":compiler[!] {name}"
*/
void
ex_compiler(eap)
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((unsigned)(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". */
old_cur_comp = get_var_value((char_u *)"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 *)"current_compiler", TRUE);
do_unlet((char_u *)"b:current_compiler", TRUE);
sprintf((char *)buf, "compiler/%s.vim", eap->arg);
if (source_runtime(buf, TRUE) == FAIL)
EMSG2(_("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 *)"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 *)"current_compiler",
old_cur_comp);
vim_free(old_cur_comp);
}
else
do_unlet((char_u *)"current_compiler", TRUE);
}
}
}
}
#endif
/*
* ":runtime {name}"
*/
void
ex_runtime(eap)
exarg_T *eap;
{
source_runtime(eap->arg, eap->forceit);
}
static void source_callback __ARGS((char_u *fname, void *cookie));
/*ARGSUSED*/
static void
source_callback(fname, cookie)
char_u *fname;
void *cookie;
{
(void)do_source(fname, FALSE, DOSO_NONE);
}
/*
* Source the file "name" from all directories in 'runtimepath'.
* "name" can contain wildcards.
* When "all" is TRUE, source all files, otherwise only the first one.
* return FAIL when no file could be sourced, OK otherwise.
*/
int
source_runtime(name, all)
char_u *name;
int all;
{
return do_in_runtimepath(name, all, source_callback, NULL);
}
/*
* Find "name" in 'runtimepath'. When found, invoke the callback function for
* it: callback(fname, "cookie")
* When "all" is TRUE repeat for all matches, otherwise only the first one is
* used.
* Returns OK when at least one match found, FAIL otherwise.
*/
int
do_in_runtimepath(name, all, callback, cookie)
char_u *name;
int all;
void (*callback)__ARGS((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(p_rtp);
buf = alloc(MAXPATHL);
if (buf != NULL && rtp_copy != NULL)
{
if (p_verbose > 1)
{
verbose_enter();
smsg((char_u *)_("Searching for \"%s\" in \"%s\""),
(char *)name, (char *)p_rtp);
verbose_leave();
}
/* Loop over all entries in 'runtimepath'. */
rtp = rtp_copy;
while (*rtp != NUL && (all || !did_one))
{
/* Copy the path from 'runtimepath' to buf[]. */
copy_option_part(&rtp, buf, MAXPATHL, ",");
if (STRLEN(buf) + STRLEN(name) + 2 < MAXPATHL)
{
add_pathsep(buf);
tail = buf + STRLEN(buf);
/* Loop over all patterns in "name" */
np = name;
while (*np != NUL && (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((char_u *)_("Searching for \"%s\""), buf);
verbose_leave();
}
/* Expand wildcards, invoke the callback for each match. */
if (gen_expand_wildcards(1, &buf, &num_files, &files,
EW_FILE) == OK)
{
for (i = 0; i < num_files; ++i)
{
(*callback)(files[i], cookie);
did_one = TRUE;
if (!all)
break;
}
FreeWild(num_files, files);
}
}
}
}
}
vim_free(buf);
vim_free(rtp_copy);
if (p_verbose > 0 && !did_one)
{
verbose_enter();
smsg((char_u *)_("not found in 'runtimepath': \"%s\""), name);
verbose_leave();
}
#ifdef AMIGA
proc->pr_WindowPtr = save_winptr;
#endif
return did_one ? OK : FAIL;
}
#if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD)
/*
* ":options"
*/
/*ARGSUSED*/
void
ex_options(eap)
exarg_T *eap;
{
cmd_source((char_u *)SYS_OPTWIN_FILE, NULL);
}
#endif
/*
* ":source {fname}"
*/
void
ex_source(eap)
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, 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(fname, eap)
char_u *fname;
exarg_T *eap;
{
if (*fname == NUL)
EMSG(_(e_argreq));
else if (eap != NULL && eap->forceit)
/* ":source!": read Normal mdoe 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)
EMSG2(_(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 */
int finished; /* ":finish" used */
#if defined (USE_CRNL) || defined (USE_CR)
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
#ifdef FEAT_MBYTE
vimconv_T conv; /* type of conversion */
#endif
};
#ifdef FEAT_EVAL
/*
* Return the address holding the next breakpoint line for a source cookie.
*/
linenr_T *
source_breakpoint(cookie)
void *cookie;
{
return &((struct source_cookie *)cookie)->breakpoint;
}
/*
* Return the address holding the debug tick for a source cookie.
*/
int *
source_dbg_tick(cookie)
void *cookie;
{
return &((struct source_cookie *)cookie)->dbg_tick;
}
/*
* Return the nesting level for a source cookie.
*/
int
source_level(cookie)
void *cookie;
{
return ((struct source_cookie *)cookie)->level;
}
#endif
static char_u *get_one_sourceline __ARGS((struct source_cookie *sp));
#if defined(WIN32) && defined(FEAT_CSCOPE)
static FILE *fopen_noinh_readbin __ARGS((char *filename));
/*
* Special function to open a file without handle inheritance.
*/
static FILE *
fopen_noinh_readbin(filename)
char *filename;
{
int fd_tmp = mch_open(filename, O_RDONLY | O_BINARY | O_NOINHERIT, 0);
if (fd_tmp == -1)
return NULL;
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(fname, check_other, is_vimrc)
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;
int retval = FAIL;
#ifdef FEAT_EVAL
scid_T save_current_SID;
static scid_T last_current_SID = 0;
void *save_funccalp;
int save_debug_break_level = debug_break_level;
scriptitem_T *si = NULL;
# ifdef UNIX
struct stat 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
#ifdef RISCOS
p = mch_munge_fname(fname);
#else
p = expand_env_save(fname);
#endif
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((char_u *)_("Cannot source a directory: \"%s\""), fname);
goto theend;
}
#ifdef FEAT_AUTOCMD
/* 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
return aborting() ? FAIL : OK;
# else
return OK;
# endif
/* Apply SourcePre autocommands, they may get the file. */
apply_autocmds(EVENT_SOURCEPRE, fname_exp, fname_exp, FALSE, curbuf);
#endif
#if defined(WIN32) && defined(FEAT_CSCOPE)
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 = '_';
#if defined(WIN32) && defined(FEAT_CSCOPE)
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((char_u *)_("could not source \"%s\""), fname);
else
smsg((char_u *)_("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((char_u *)_("sourcing \"%s\""), fname);
else
smsg((char_u *)_("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
#ifdef USE_CR
/* If no automatic file format: Set default to CR. */
if (*p_ffs == NUL)
cookie.fileformat = EOL_MAC;
else
cookie.fileformat = EOL_UNKNOWN;
cookie.error = FALSE;
#endif
cookie.nextline = NULL;
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
#ifdef FEAT_MBYTE
cookie.conv.vc_type = CONV_NONE; /* no conversion */
/* Try reading the first few bytes to check for a UTF-8 BOM. */
{
char_u buf[3];
if (fread((char *)buf, sizeof(char_u), (size_t)3, cookie.fp)
== (size_t)3
&& buf[0] == 0xef && buf[1] == 0xbb && buf[2] == 0xbf)
/* Found BOM, setup conversion and skip over it. */
convert_setup(&cookie.conv, (char_u *)"utf-8", p_enc);
else
/* No BOM found, rewind. */
fseek(cookie.fp, 0L, SEEK_SET);
}
#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
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_funccalp = save_funccal();
/*
* Check if this script was sourced before to finds its SID.
* If it's new, generate a new SID.
*/
save_current_SID = current_SID;
# ifdef UNIX
stat_ok = (mch_stat((char *)fname_exp, &st) >= 0);
# endif
for (current_SID = script_items.ga_len; current_SID > 0; --current_SID)
{
si = &SCRIPT_ITEM(current_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 != -1)
&& (si->sn_dev == st.st_dev
&& si->sn_ino == st.st_ino)) ||
# endif
fnamecmp(si->sn_name, fname_exp) == 0))
break;
}
if (current_SID == 0)
{
current_SID = ++last_current_SID;
if (ga_grow(&script_items, (int)(current_SID - script_items.ga_len))
== FAIL)
goto almosttheend;
while (script_items.ga_len < current_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_SID);
si->sn_name = fname_exp;
fname_exp = NULL;
# ifdef UNIX
if (stat_ok)
{
si->sn_dev = st.st_dev;
si->sn_ino = st.st_ino;
}
else
si->sn_dev = -1;
# endif
/* Allocate the local script variables to use for this script. */
new_script_vars(current_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
/*
* Call do_cmdline, which will call getsourceline() to get the lines.
*/
do_cmdline(NULL, 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_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((char_u *)_("finished sourcing %s"), fname);
if (sourcing_name != NULL)
smsg((char_u *)_("continuing in %s"), sourcing_name);
verbose_leave();
}
#ifdef STARTUPTIME
vim_snprintf(IObuff, IOSIZE, "sourcing %s", fname);
time_msg(IObuff, &tv_start);
time_pop(&tv_rel);
#endif
#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_SID = save_current_SID;
restore_funccal(save_funccalp);
# 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);
#ifdef FEAT_MBYTE
convert_setup(&cookie.conv, NULL, NULL);
#endif
theend:
vim_free(fname_exp);
return retval;
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* ":scriptnames"
*/
/*ARGSUSED*/
void
ex_scriptnames(eap)
exarg_T *eap;
{
int i;
for (i = 1; i <= script_items.ga_len && !got_int; ++i)
if (SCRIPT_ITEM(i).sn_name != NULL)
smsg((char_u *)"%3d: %s", i, SCRIPT_ITEM(i).sn_name);
}
# if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
/*
* Fix slashes in the list of script names for 'shellslash'.
*/
void
scriptnames_slash_adjust()
{
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(id)
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()
{
int i;
for (i = script_items.ga_len; i > 0; --i)
vim_free(SCRIPT_ITEM(i).sn_name);
ga_clear(&script_items);
}
# endif
#endif
#if defined(USE_CR) || defined(PROTO)
# if defined(__MSL__) && (__MSL__ >= 22)
/*
* Newer version of the Metrowerks library handle DOS and UNIX files
* without help.
* Test with earlier versions, MSL 2.2 is the library supplied with
* Codewarrior Pro 2.
*/
char *
fgets_cr(s, n, stream)
char *s;
int n;
FILE *stream;
{
return fgets(s, n, stream);
}
# else
/*
* Version of fgets() which also works for lines ending in a <CR> only
* (Macintosh format).
* For older versions of the Metrowerks library.
* At least CodeWarrior 9 needed this code.
*/
char *
fgets_cr(s, n, stream)
char *s;
int n;
FILE *stream;
{
int c = 0;
int char_read = 0;
while (!feof(stream) && c != '\r' && c != '\n' && char_read < n - 1)
{
c = fgetc(stream);
s[char_read++] = c;
/* If the file is in DOS format, we need to skip a NL after a CR. I
* thought it was the other way around, but this appears to work... */
if (c == '\n')
{
c = fgetc(stream);
if (c != '\r')
ungetc(c, stream);
}
}
s[char_read] = 0;
if (char_read == 0)
return NULL;
if (feof(stream) && char_read == 1)
return NULL;
return s;
}
# endif
#endif
/*
* 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.
*/
/* ARGSUSED */
char_u *
getsourceline(c, cookie, indent)
int c; /* not used */
void *cookie;
int indent; /* not used */
{
struct source_cookie *sp = (struct source_cookie *)cookie;
char_u *line;
char_u *p, *s;
#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
/*
* 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;
++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 && (vim_strchr(p_cpo, CPO_CONCAT) == NULL))
{
/* compensate for the one line read-ahead */
--sourcing_lnum;
for (;;)
{
sp->nextline = get_one_sourceline(sp);
if (sp->nextline == NULL)
break;
p = skipwhite(sp->nextline);
if (*p != '\\')
break;
s = alloc((int)(STRLEN(line) + STRLEN(p)));
if (s == NULL) /* out of memory */
break;
STRCPY(s, line);
STRCAT(s, p + 1);
vim_free(line);
line = s;
vim_free(sp->nextline);
}
}
#ifdef FEAT_MBYTE
if (line != NULL && sp->conv.vc_type != CONV_NONE)
{
/* Convert the encoding of the script line. */
s = string_convert(&sp->conv, line, NULL);
if (s != NULL)
{
vim_free(line);
line = s;
}
}
#endif
#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(sp)
struct source_cookie *sp;
{
garray_T ga;
int len;
int c;
char_u *buf;
#ifdef USE_CRNL
int has_cr; /* CR-LF found */
#endif
#ifdef USE_CR
char_u *scan;
#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).
*/
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;
#ifdef USE_CR
if (sp->fileformat == EOL_MAC)
{
if (fgets_cr((char *)buf + ga.ga_len, ga.ga_maxlen - ga.ga_len,
sp->fp) == NULL)
break;
}
else
#endif
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
#ifdef USE_CR
/* If the read doesn't stop on a new line, and there's
* some CR then we assume a Mac format */
if (sp->fileformat == EOL_UNKNOWN)
{
if (buf[len - 1] != '\n' && vim_strchr(buf, '\r') != NULL)
sp->fileformat = EOL_MAC;
else
sp->fileformat = EOL_UNIX;
}
if (sp->fileformat == EOL_MAC)
{
scan = vim_strchr(buf, '\r');
if (scan != NULL)
{
*scan = '\n';
if (*(scan + 1) != 0)
{
*(scan + 1) = 0;
fseek(sp->fp, (long)(scan - buf - len + 1), SEEK_CUR);
}
}
len = STRLEN(buf);
}
#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 */
{
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;
}
#if defined(FEAT_PROFILE) || defined(PROTO)
/*
* Called when starting to read a script line.
* "sourcing_lnum" must be correct!
* When skipping lines it may not actually be executed, but we won't find out
* until later and we need to store the time now.
*/
void
script_line_start()
{
scriptitem_T *si;
sn_prl_T *pp;
if (current_SID <= 0 || current_SID > script_items.ga_len)
return;
si = &SCRIPT_ITEM(current_SID);
if (si->sn_prof_on && sourcing_lnum >= 1)
{
/* Grow the array before starting the timer, so that the time spend
* here isn't counted. */
ga_grow(&si->sn_prl_ga, (int)(sourcing_lnum - si->sn_prl_ga.ga_len));
si->sn_prl_idx = sourcing_lnum - 1;
while (si->sn_prl_ga.ga_len <= si->sn_prl_idx
&& si->sn_prl_ga.ga_len < si->sn_prl_ga.ga_maxlen)
{
/* Zero counters for a line that was not used before. */
pp = &PRL_ITEM(si, si->sn_prl_ga.ga_len);
pp->snp_count = 0;
profile_zero(&pp->sn_prl_total);
profile_zero(&pp->sn_prl_self);
++si->sn_prl_ga.ga_len;
}
si->sn_prl_execed = FALSE;
profile_start(&si->sn_prl_start);
profile_zero(&si->sn_prl_children);
profile_get_wait(&si->sn_prl_wait);
}
}
/*
* Called when actually executing a function line.
*/
void
script_line_exec()
{
scriptitem_T *si;
if (current_SID <= 0 || current_SID > script_items.ga_len)
return;
si = &SCRIPT_ITEM(current_SID);
if (si->sn_prof_on && si->sn_prl_idx >= 0)
si->sn_prl_execed = TRUE;
}
/*
* Called when done with a function line.
*/
void
script_line_end()
{
scriptitem_T *si;
sn_prl_T *pp;
if (current_SID <= 0 || current_SID > script_items.ga_len)
return;
si = &SCRIPT_ITEM(current_SID);
if (si->sn_prof_on && si->sn_prl_idx >= 0
&& si->sn_prl_idx < si->sn_prl_ga.ga_len)
{
if (si->sn_prl_execed)
{
pp = &PRL_ITEM(si, si->sn_prl_idx);
++pp->snp_count;
profile_end(&si->sn_prl_start);
profile_sub_wait(&si->sn_prl_wait, &si->sn_prl_start);
profile_add(&pp->sn_prl_total, &si->sn_prl_start);
profile_self(&pp->sn_prl_self, &si->sn_prl_start,
&si->sn_prl_children);
}
si->sn_prl_idx = -1;
}
}
#endif
/*
* ":scriptencoding": Set encoding conversion for a sourced script.
* Without the multi-byte feature it's simply ignored.
*/
/*ARGSUSED*/
void
ex_scriptencoding(eap)
exarg_T *eap;
{
#ifdef FEAT_MBYTE
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);
#endif
}
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* ":finish": Mark a sourced file as finished.
*/
void
ex_finish(eap)
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(eap, reanimate)
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(fgetline, cookie)
char_u *(*fgetline) __ARGS((int, void *, int));
void *cookie;
{
return (getline_equal(fgetline, cookie, getsourceline)
&& ((struct source_cookie *)getline_cookie(
fgetline, cookie))->finished);
}
#endif
#if defined(FEAT_LISTCMDS) || defined(PROTO)
/*
* ":checktime [buffer]"
*/
void
ex_checktime(eap)
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;
}
#endif
#if (defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
&& (defined(FEAT_EVAL) || defined(FEAT_MULTI_LANG))
static char *get_locale_val __ARGS((int what));
static char *
get_locale_val(what)
int what;
{
char *loc;
/* Obtain the locale value from the libraries. For DJGPP this is
* redefined and it doesn't use the arguments. */
loc = setlocale(what, NULL);
# ifdef WIN32
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 WIN32
/*
* 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 mtable[i + 1];
return name;
}
#endif
#if defined(FEAT_MULTI_LANG) || defined(PROTO)
/*
* Obtain the current messages language. Used to set the default for
* 'helplang'. May return NULL or an empty string.
*/
char_u *
get_mess_lang()
{
char_u *p;
# if (defined(HAVE_LOCALE_H) || defined(X_LOCALE))
# if defined(LC_MESSAGES)
p = (char_u *)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 = (char_u *)get_locale_val(LC_COLLATE);
# endif
# else
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");
}
# endif
# ifdef WIN32
p = gettext_lang(p);
# endif
return p;
}
#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(FEAT_GETTEXT) || defined(FEAT_MBYTE)) \
&& !defined(LC_MESSAGES))
static char_u *get_mess_env __ARGS((void));
/*
* Get the language used for messages from the environment.
*/
static char_u *
get_mess_env()
{
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" */
# if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
if (p == NULL || *p == NUL)
p = (char_u *)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()
{
char_u *loc;
# if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
loc = (char_u *)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_LOCALE_H) || defined(X_LOCALE)) && defined(LC_MESSAGES)
loc = (char_u *)get_locale_val(LC_MESSAGES);
# else
loc = get_mess_env();
# endif
set_vim_var_string(VV_LANG, loc, -1);
# if defined(HAVE_LOCALE_H) || defined(X_LOCALE)
loc = (char_u *)get_locale_val(LC_TIME);
# endif
set_vim_var_string(VV_LC_TIME, loc, -1);
}
#endif
#if (defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
&& (defined(FEAT_GETTEXT) || defined(FEAT_MBYTE))
/*
* ":language": Set the language (locale).
*/
void
ex_language(eap)
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((char_u *)_("Current %slanguage: \"%s\""), whatstr, p);
}
else
{
#ifndef LC_MESSAGES
if (what == VIM_LC_MESSAGES)
loc = "";
else
#endif
loc = setlocale(what, (char *)name);
if (loc == NULL)
EMSG2(_("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);
# ifdef WIN32
/* 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 WIN32
mname = gettext_lang(name);
#else
mname = name;
#endif
vim_setenv((char_u *)"LC_MESSAGES", mname);
#ifdef FEAT_MULTI_LANG
set_helplang_default(mname);
#endif
}
/* Set $LC_CTYPE, because it overrules $LANG, and
* gtk_set_locale() calls setlocale() again. gnome_init()
* sets $LC_CTYPE to "en_US" (that's a bug!). */
if (what != VIM_LC_MESSAGES)
vim_setenv((char_u *)"LC_CTYPE", name);
# ifdef FEAT_GUI_GTK
/* Let GTK know what locale we're using. Not sure this is
* really needed... */
if (gui.in_use)
(void)gtk_set_locale();
# endif
}
# ifdef FEAT_EVAL
/* Set v:lang, v:lc_time and v:ctype to the final result. */
set_lang_var();
# endif
}
}
}
# if defined(FEAT_CMDL_COMPL) || defined(PROTO)
/*
* Function given to ExpandGeneric() to obtain the possible arguments of the
* ":language" command.
*/
/*ARGSUSED*/
char_u *
get_lang_arg(xp, idx)
expand_T *xp;
int idx;
{
if (idx == 0)
return (char_u *)"messages";
if (idx == 1)
return (char_u *)"ctype";
if (idx == 2)
return (char_u *)"time";
return NULL;
}
# endif
#endif