FS-7969 #resolve [Freeswitch segfaults due to pthread_setschedparam() on a…

FS-7969 #resolve [Freeswitch segfaults due to pthread_setschedparam() on a thread that has exited] #comment please test this fix which was verified working

libs/apr/.update

-Tue Aug 27 13:58:18 EDT 2013
+Wed Aug 19 11:38:49 CDT 2015

libs/apr/include/arch/unix/apr_arch_threadproc.h

@@ -55,6 +55,7 @@ struct apr_thread_t {
     void *data;
     apr_thread_start_t func;
     apr_status_t exitval;
+	int priority;
 };
 
 struct apr_threadattr_t {

libs/apr/threadproc/unix/thread.c

@@ -135,6 +135,19 @@ APR_DECLARE(apr_status_t) apr_threadattr_guardsize_set(apr_threadattr_t *attr,
 static void *dummy_worker(void *opaque)
 {
     apr_thread_t *thread = (apr_thread_t*)opaque;
+
+#ifdef HAVE_PTHREAD_SETSCHEDPARAM
+	if (thread->priority) {
+		int policy;
+		struct sched_param param = { 0 };
+		pthread_t tt = pthread_self();
+	
+		pthread_getschedparam(tt, &policy, &param);
+		param.sched_priority = thread->priority;
+		pthread_setschedparam(tt, policy, &param);
+	}
+#endif
+
     return thread->func(thread, thread->data);
 }
 
@@ -174,19 +187,11 @@ APR_DECLARE(apr_status_t) apr_thread_create(apr_thread_t **new,
         return stat;
     }
 
-    if ((stat = pthread_create(&tt, temp, dummy_worker, (*new))) == 0) {
-
-#ifdef HAVE_PTHREAD_SETSCHEDPARAM
-		if (attr && attr->priority) {
-			int policy;
-			struct sched_param param = { 0 };
-
-			pthread_getschedparam(tt, &policy, &param);
-			param.sched_priority = attr->priority;
-			pthread_setschedparam(tt, policy, &param);
-		}
-#endif
+	if (attr && attr->priority) {
+		(*new)->priority = attr->priority;
+	}
 
+    if ((stat = pthread_create(&tt, temp, dummy_worker, (*new))) == 0) {
 		*(*new)->td = tt;
 
         return APR_SUCCESS;