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updated for version 7.0047

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This commit is contained in:
Bram Moolenaar
2005-02-02 23:04:36 +00:00
parent 24c088a284
commit 748bf0374b
15 changed files with 301 additions and 113 deletions
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72
src/regexp.c
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@@ -726,7 +726,7 @@ re_lookbehind(prog)
/*
* Skip past regular expression.
* Stop at end of 'p' or where 'dirc' is found ('/', '?', etc).
* Stop at end of "startp" or where "dirc" is found ('/', '?', etc).
* Take care of characters with a backslash in front of it.
* Skip strings inside [ and ].
* When "newp" is not NULL and "dirc" is '?', make an allocated copy of the
@@ -3010,33 +3010,12 @@ vim_regexec_both(line, col)
#ifdef HAVE_SETJMP_H
char_u *line;
colnr_T col;
int did_mch_startjmp = FALSE;
#endif
reg_tofree = NULL;
#ifdef HAVE_TRY_EXCEPT
__try
{
#endif
#ifdef HAVE_SETJMP_H
/*
* Matching with a regexp may cause a very deep recursive call of
* regmatch(). Vim will crash when running out of stack space. Catch
* this here if the system supports it.
*/
mch_startjmp();
if (SETJMP(lc_jump_env) != 0)
{
mch_didjmp();
# ifdef SIGHASARG
if (lc_signal != SIGINT)
# endif
EMSG(_("E361: Crash intercepted; regexp too complex?"));
retval = 0L;
goto theend;
}
/* Trick to avoid "might be clobbered by `longjmp'" warning from gcc. */
line = line_arg;
col = col_arg;
@@ -3102,6 +3081,36 @@ vim_regexec_both(line, col)
goto theend;
}
#ifdef HAVE_TRY_EXCEPT
__try
{
#endif
#ifdef HAVE_SETJMP_H
/*
* Matching with a regexp may cause a very deep recursive call of
* regmatch(). Vim will crash when running out of stack space. Catch
* this here if the system supports it.
* It's a bit slow, do it after the check for "regmust".
* Don't do it if the caller already set it up.
*/
if (!lc_active)
{
did_mch_startjmp = TRUE;
mch_startjmp();
if (SETJMP(lc_jump_env) != 0)
{
mch_didjmp();
# ifdef SIGHASARG
if (lc_signal != SIGINT)
# endif
EMSG(_(e_complex));
retval = 0L;
goto inner_end;
}
}
#endif
regline = line;
reglnum = 0;
out_of_stack = FALSE;
@@ -3168,8 +3177,12 @@ vim_regexec_both(line, col)
}
if (out_of_stack)
EMSG(_("E363: pattern caused out-of-stack error"));
EMSG(_(e_outofstack));
#ifdef HAVE_SETJMP_H
inner_end:
;
#endif
#ifdef HAVE_TRY_EXCEPT
}
__except(EXCEPTION_EXECUTE_HANDLER)
@@ -3177,20 +3190,21 @@ vim_regexec_both(line, col)
if (GetExceptionCode() == EXCEPTION_STACK_OVERFLOW)
{
RESETSTKOFLW();
EMSG(_("E363: pattern caused out-of-stack error"));
EMSG(_(e_outofstack));
}
else
EMSG(_("E361: Crash intercepted; regexp too complex?"));
EMSG(_(e_complex));
retval = 0L;
}
#endif
#ifdef HAVE_SETJMP_H
if (did_mch_startjmp)
mch_endjmp();
#endif
theend:
/* Didn't find a match. */
vim_free(reg_tofree);
#ifdef HAVE_SETJMP_H
mch_endjmp();
#endif
return retval;
}