* Thanks to Meuuh for the feedback. threads prioritization should work now,...

* Thanks to Meuuh for the feedback. threads prioritization should work now, without annoying error messages.
* If an rt-offset is specified, then this offset is not applied to the main thread, because it's value cannot yet be retrieved at that time (same as before, but now without annoying error).

src/libvlc.h

@@ -1253,11 +1253,7 @@ vlc_module_begin();
     add_bool( "minimize-threads", 0, NULL, MINIMIZE_THREADS_TEXT,
               MINIMIZE_THREADS_LONGTEXT, VLC_TRUE );
 
-    /* Always set prio's on Darwin */
-#if defined(SYS_DARWIN)
-    add_bool( "rt-priority", VLC_TRUE, NULL, RT_PRIORITY_TEXT,
-              RT_PRIORITY_LONGTEXT, VLC_TRUE );
-#elif !defined(SYS_BEOS) && defined(PTHREAD_COND_T_IN_PTHREAD_H)
+#if !defined(SYS_DARWIN) && !defined(SYS_BEOS) && defined(PTHREAD_COND_T_IN_PTHREAD_H)
     add_bool( "rt-priority", VLC_FALSE, NULL, RT_PRIORITY_TEXT,
               RT_PRIORITY_LONGTEXT, VLC_TRUE );
 #endif

src/misc/threads.c

@@ -571,13 +571,18 @@ int __vlc_thread_create( vlc_object_t *p_this, char * psz_file, int i_line,
 #elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
     i_ret = pthread_create( &p_this->thread_id, NULL, func, p_data );
 
-    if( config_GetType( p_this, "rt-priority" ) && config_GetInt( p_this, "rt-priority" ) )
+#ifndef SYS_DARWIN
+    if( config_GetInt( p_this, "rt-priority" ) )
+#endif
     {
         int i_error, i_policy;
         struct sched_param param;
 
         memset( &param, 0, sizeof(struct sched_param) );
-        i_priority += config_GetInt( p_this, "rt-offset" );
+        if( config_GetType( p_this, "rt-offset" ) )
+        {
+            i_priority += config_GetInt( p_this, "rt-offset" );
+        }
         if( i_priority <= 0 )
         {
             param.sched_priority = (-1) * i_priority;
@@ -596,10 +601,12 @@ int __vlc_thread_create( vlc_object_t *p_this, char * psz_file, int i_line,
             i_priority = 0;
         }
     }
+#ifndef SYS_DARWIN
     else
     {
         i_priority = 0;
     }
+#endif
 
 #elif defined( HAVE_CTHREADS_H )
     p_this->thread_id = cthread_fork( (cthread_fn_t)func, (any_t)p_data );
@@ -654,13 +661,18 @@ int __vlc_thread_set_priority( vlc_object_t *p_this, char * psz_file,
     }
 
 #elif defined( PTHREAD_COND_T_IN_PTHREAD_H )
-    if( config_GetType( p_this, "rt-priority" ) && config_GetInt( p_this, "rt-priority" ) )
+#ifndef SYS_DARWIN
+    if( config_GetInt( p_this, "rt-priority" ) )
+#endif
     {
         int i_error, i_policy;
         struct sched_param param;
 
         memset( &param, 0, sizeof(struct sched_param) );
-        i_priority += config_GetInt( p_this, "rt-offset" );
+        if( config_GetType( p_this, "rt-offset" ) )
+        {
+            i_priority += config_GetInt( p_this, "rt-offset" );
+        }
         if( i_priority <= 0 )
         {
             param.sched_priority = (-1) * i_priority;