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(vsyslog): Only use cleanup handler is _LIBC_REENTRANT is defined.

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This commit is contained in:
Ulrich Drepper 2002-04-03 23:00:41 +00:00
parent 6b26e41662
commit 06a27948d0
1 changed files with 4 additions and 0 deletions
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4
misc/syslog.c
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@ -214,11 +214,13 @@ vsyslog(pri, fmt, ap)
(void)__writev(STDERR_FILENO, iov, v - iov + 1); (void)__writev(STDERR_FILENO, iov, v - iov + 1);
} }
#ifdef _LIBC_REENTRANT
/* Prepare for multiple users. We have to take care: open and /* Prepare for multiple users. We have to take care: open and
write are cancellation points. */ write are cancellation points. */
__libc_cleanup_region_start (1, (void (*) (void *)) cancel_handler, __libc_cleanup_region_start (1, (void (*) (void *)) cancel_handler,
&oldaction_ptr); &oldaction_ptr);
__libc_lock_lock (syslog_lock); __libc_lock_lock (syslog_lock);
#endif
/* Prepare for a broken connection. */ /* Prepare for a broken connection. */
memset (&action, 0, sizeof (action)); memset (&action, 0, sizeof (action));
@ -268,9 +270,11 @@ vsyslog(pri, fmt, ap)
if (sigpipe == 0) if (sigpipe == 0)
__sigaction (SIGPIPE, &oldaction, (struct sigaction *) NULL); __sigaction (SIGPIPE, &oldaction, (struct sigaction *) NULL);
#ifdef _LIBC_REENTRANT
/* End of critical section. */ /* End of critical section. */
__libc_cleanup_region_end (0); __libc_cleanup_region_end (0);
__libc_lock_unlock (syslog_lock); __libc_lock_unlock (syslog_lock);
#endif
free (buf); free (buf);
} }