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Fixed deallocation of a mutex in thr-single.c (patch from Chris Ball <cball@fmco.com>). 

From-SVN: r29701
This commit is contained in:
Chris Ball 1999-09-29 00:37:49 +00:00 committed by Ovidiu Predescu
parent ab31268c62
commit 224a6bca72
2 changed files with 18 additions and 0 deletions
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4
libobjc/ChangeLog
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@ -1,3 +1,7 @@
Thu Sep 23 07:19:12 1999 Chris Ball <cball@fmco.com>
* thr-posix.c (__objc_mutex_deallocate): made deallocate work.
Tue Sep 21 07:47:10 1999 Jeffrey A Law (law@cygnus.com)
* Makefile.in (gc.o, gc_gc.o): Do not pass -fgnu-runtime to

14
libobjc/thr-posix.c
View File

@ -145,6 +145,20 @@ __objc_mutex_allocate(objc_mutex_t mutex)
int
__objc_mutex_deallocate(objc_mutex_t mutex)
{
int count = 1;
/*
* Posix Threads specifically require that the thread be unlocked for
* pthread_mutex_destroy to work.
*/
while ( count )
{
if (( count = pthread_mutex_unlock((pthread_mutex_t *)mutex->backend))
< 0 )
return -1;
}
if (pthread_mutex_destroy((pthread_mutex_t *)mutex->backend))
return -1;