diff options
Diffstat (limited to 'linuxthreads')
| -rw-r--r-- | linuxthreads/mutex.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/linuxthreads/mutex.c b/linuxthreads/mutex.c index 06d97df..81a95ce 100644 --- a/linuxthreads/mutex.c +++ b/linuxthreads/mutex.c @@ -50,6 +50,7 @@ int __pthread_mutex_trylock(pthread_mutex_t * mutex) switch(mutex->__m_kind) { case PTHREAD_MUTEX_FAST_NP: retcode = __pthread_trylock(&mutex->__m_lock); + mutex->__m_owner = thread_self(); return retcode; case PTHREAD_MUTEX_RECURSIVE_NP: self = thread_self(); @@ -77,12 +78,12 @@ strong_alias (__pthread_mutex_trylock, pthread_mutex_trylock) int __pthread_mutex_lock(pthread_mutex_t * mutex) { - pthread_descr self; + pthread_descr self = thread_self(); switch(mutex->__m_kind) { case PTHREAD_MUTEX_FAST_NP: __pthread_lock(&mutex->__m_lock, NULL); - return 0; + break; case PTHREAD_MUTEX_RECURSIVE_NP: self = thread_self(); if (mutex->__m_owner == self) { @@ -90,18 +91,18 @@ int __pthread_mutex_lock(pthread_mutex_t * mutex) return 0; } __pthread_lock(&mutex->__m_lock, self); - mutex->__m_owner = self; mutex->__m_count = 0; - return 0; + break; case PTHREAD_MUTEX_ERRORCHECK_NP: self = thread_self(); if (mutex->__m_owner == self) return EDEADLK; __pthread_lock(&mutex->__m_lock, self); - mutex->__m_owner = self; - return 0; + break; default: return EINVAL; } + mutex->__m_owner = self; + return 0; } strong_alias (__pthread_mutex_lock, pthread_mutex_lock) @@ -110,6 +111,7 @@ int __pthread_mutex_unlock(pthread_mutex_t * mutex) switch (mutex->__m_kind) { case PTHREAD_MUTEX_FAST_NP: __pthread_unlock(&mutex->__m_lock); + mutex->__m_owner = NULL; return 0; case PTHREAD_MUTEX_RECURSIVE_NP: if (mutex->__m_count > 0) { |