fix joinable semaphore of pthread not clear to NULL when detach.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1337 bbd45198-f89e-11dd-88c7-29a3b14d5316

2 files changed, 3 insertions, 2 deletions

diff --git a/components/pthreads/pthread.c b/components/pthreads/pthread.c
index c779efed18..59a689a51e 100644
--- a/components/pthreads/pthread.c
+++ b/components/pthreads/pthread.c
@@ -180,10 +180,11 @@ int pthread_detach(pthread_t thread)
 		rt_enter_critical();

 		/* change to detach state */

 		ptd->attr.detachstate = PTHREAD_CREATE_DETACHED;

-		rt_exit_critical();

 

 		/* detach joinable semaphore */

 		rt_sem_delete(ptd->joinable_sem);

+		ptd->joinable_sem = RT_NULL;

+		rt_exit_critical();

 	}

 

 	return 0;

diff --git a/components/pthreads/pthread.h b/components/pthreads/pthread.h
index 58a1bb7423..67d8f62c9f 100644
--- a/components/pthreads/pthread.h
+++ b/components/pthreads/pthread.h
@@ -129,7 +129,7 @@ typedef struct pthread_barrier pthread_barrier_t;
 int pthread_attr_destroy(pthread_attr_t *attr);

 int pthread_attr_init(pthread_attr_t *attr);

 

-int pthread_init (void);

+int pthread_system_init(void);

 int pthread_create (pthread_t *tid, const pthread_attr_t *attr, 

 	void *(*start) (void *), void *arg);