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[BZ #934]

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2005-05-06  Jakub Jelinek  <jakub@redhat.com>
	[BZ #934]
	* posix/regex_internal.h: Include bits/libc-lock.h or define dummy
	__libc_lock_* macros if not _LIBC.
	(struct re_dfa_t): Add lock.
	* posix/regcomp.c (re_compile_internal): Add __libc_lock_init.
	* posix/regexec.c (regexec, re_search_stub): Add locking.
This commit is contained in:
Ulrich Drepper 2005-05-06 23:34:44 +00:00
parent e699dda3ae
commit 7b91899345
3 changed files with 24 additions and 1 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2005-05-06 Jakub Jelinek <jakub@redhat.com>
[BZ #934]
* posix/regex_internal.h: Include bits/libc-lock.h or define dummy
__libc_lock_* macros if not _LIBC.
(struct re_dfa_t): Add lock.
* posix/regcomp.c (re_compile_internal): Add __libc_lock_init.
* posix/regexec.c (regexec, re_search_stub): Add locking.
2005-05-04 Jakub Jelinek <jakub@redhat.com>
* intl/Makefile (tst-gettext[45].out): Pass also $(run-program-prefix)

2
posix/regcomp.c
View File

@ -774,6 +774,8 @@ re_compile_internal (preg, pattern, length, syntax)
}
preg->used = sizeof (re_dfa_t);
__libc_lock_init (dfa->lock);
err = init_dfa (dfa, length);
if (BE (err != REG_NOERROR, 0))
{

14
posix/regexec.c
View File

@ -219,6 +219,7 @@ regexec (preg, string, nmatch, pmatch, eflags)
{
reg_errcode_t err;
int start, length;
re_dfa_t *dfa = (re_dfa_t *)preg->buffer;
if (eflags & ~(REG_NOTBOL | REG_NOTEOL | REG_STARTEND))
return REG_BADPAT;
@ -233,12 +234,15 @@ regexec (preg, string, nmatch, pmatch, eflags)
start = 0;
length = strlen (string);
}
__libc_lock_lock (dfa->lock);
if (preg->no_sub)
err = re_search_internal (preg, string, length, start, length - start,
length, 0, NULL, eflags);
else
err = re_search_internal (preg, string, length, start, length - start,
length, nmatch, pmatch, eflags);
__libc_lock_unlock (dfa->lock);
return err != REG_NOERROR;
}
@ -402,6 +406,7 @@ re_search_stub (bufp, string, length, start, range, stop, regs, ret_len)
regmatch_t *pmatch;
int nregs, rval;
int eflags = 0;
re_dfa_t *dfa = (re_dfa_t *)bufp->buffer;
/* Check for out-of-range. */
if (BE (start < 0 || start > length, 0))
@ -411,6 +416,8 @@ re_search_stub (bufp, string, length, start, range, stop, regs, ret_len)
else if (BE (start + range < 0, 0))
range = -start;
__libc_lock_lock (dfa->lock);
eflags |= (bufp->not_bol) ? REG_NOTBOL : 0;
eflags |= (bufp->not_eol) ? REG_NOTEOL : 0;
@ -439,7 +446,10 @@ re_search_stub (bufp, string, length, start, range, stop, regs, ret_len)
nregs = bufp->re_nsub + 1;
pmatch = re_malloc (regmatch_t, nregs);
if (BE (pmatch == NULL, 0))
return -2;
{
rval = -2;
goto out;
}
result = re_search_internal (bufp, string, length, start, range, stop,
nregs, pmatch, eflags);
@ -469,6 +479,8 @@ re_search_stub (bufp, string, length, start, range, stop, regs, ret_len)
rval = pmatch[0].rm_so;
}
re_free (pmatch);
out:
__libc_lock_unlock (dfa->lock);
return rval;
}