diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2003-06-18 18:10:57 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2003-06-18 18:10:57 +0000 |
| commit | f6c93bd9c82f9feabb171567fb0b25777997d7f6 (patch) | |
| tree | 12b8f8b0aa89c418c0d6d6cd9ab2469eecd0b8dc /nptl/pthread_mutex_destroy.c | |
| parent | fae49c6287347a588cbc9e454fa000499210046e (diff) | |
Update.
2003-06-18 Ulrich Drepper <drepper@redhat.com>
* pthread_mutex_destroy.c (__pthread_mutex_destroy): For
error-checking mutex detect busy mutexes.
Diffstat (limited to 'nptl/pthread_mutex_destroy.c')
| -rw-r--r-- | nptl/pthread_mutex_destroy.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/nptl/pthread_mutex_destroy.c b/nptl/pthread_mutex_destroy.c index a86ff27461..dec390c552 100644 --- a/nptl/pthread_mutex_destroy.c +++ b/nptl/pthread_mutex_destroy.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -17,6 +17,7 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ +#include <errno.h> #include "pthreadP.h" @@ -24,6 +25,11 @@ int __pthread_mutex_destroy (mutex) pthread_mutex_t *mutex; { + if (__builtin_expect (mutex->__data.__kind == PTHREAD_MUTEX_ERRORCHECK_NP, + 0) + && lll_mutex_trylock (mutex->__data.__lock) != 0) + return EBUSY; + return 0; } strong_alias (__pthread_mutex_destroy, pthread_mutex_destroy) |