diff options
Diffstat (limited to 'newlib/libc/stdio/fclose.c')
| -rw-r--r-- | newlib/libc/stdio/fclose.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/newlib/libc/stdio/fclose.c b/newlib/libc/stdio/fclose.c index cd271c490..0ce112306 100644 --- a/newlib/libc/stdio/fclose.c +++ b/newlib/libc/stdio/fclose.c @@ -82,11 +82,13 @@ _DEFUN(_fclose_r, (rptr, fp), int __oldcancel; pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, &__oldcancel); #endif - _flockfile (fp); + if (!(fp->_flags2 & __SNLK)) + _flockfile (fp); if (fp->_flags == 0) /* not open! */ { - _funlockfile (fp); + if (!(fp->_flags2 & __SNLK)) + _funlockfile (fp); #ifdef _STDIO_WITH_THREAD_CANCELLATION_SUPPORT pthread_setcancelstate (__oldcancel, &__oldcancel); #endif @@ -111,7 +113,8 @@ _DEFUN(_fclose_r, (rptr, fp), FREELB (rptr, fp); __sfp_lock_acquire (); fp->_flags = 0; /* release this FILE for reuse */ - _funlockfile (fp); + if (!(fp->_flags2 & __SNLK)) + _funlockfile (fp); #ifndef __SINGLE_THREAD__ __lock_close_recursive (fp->_lock); #endif |