From f37a79b77d4b698c07a4ab4653650ba8c224b8c6 Mon Sep 17 00:00:00 2001
From: Antoine Cellerier <dionoea@videolan.org>
Date: Sat, 6 Feb 2010 16:33:32 +0100
Subject: [PATCH] Remove msleep() from vlm. It should work but testing is
 recommended. I'll take all the blame in case of issues :D.

---
 src/input/vlm.c          | 40 +++++++++++++++++++++++++++++++++-------
 src/input/vlm_internal.h |  2 ++
 src/input/vlmshell.c     |  2 ++
 3 files changed, 37 insertions(+), 7 deletions(-)

diff --git a/src/input/vlm.c b/src/input/vlm.c
index b48352695e..18017f4f39 100644
--- a/src/input/vlm.c
+++ b/src/input/vlm.c
@@ -105,6 +105,8 @@ static int InputEvent( vlc_object_t *p_this, char const *psz_cmd,
             }
         }
         vlm_SendEventMediaInstanceState( p_vlm, p_media->cfg.id, p_media->cfg.psz_name, psz_instance_name, var_GetInteger( p_input, "state" ) );
+
+        vlc_cond_signal( &p_vlm->wait_manage );
     }
     return VLC_SUCCESS;
 }
@@ -142,6 +144,8 @@ vlm_t *__vlm_New ( vlc_object_t *p_this )
     }
 
     vlc_mutex_init( &p_vlm->lock );
+    vlc_mutex_init( &p_vlm->lock_manage );
+    vlc_cond_init( &p_vlm->wait_manage );
     p_vlm->i_id = 1;
     TAB_INIT( p_vlm->i_media, p_vlm->media );
     TAB_INIT( p_vlm->i_schedule, p_vlm->schedule );
@@ -152,6 +156,8 @@ vlm_t *__vlm_New ( vlc_object_t *p_this )
 
     if( vlc_clone( &p_vlm->thread, Manage, p_vlm, VLC_THREAD_PRIORITY_LOW ) )
     {
+        vlc_cond_destroy( &p_vlm->wait_manage );
+        vlc_mutex_destroy( &p_vlm->lock_manage );
         vlc_mutex_destroy( &p_vlm->lock );
         vlc_object_release( p_vlm );
         vlc_mutex_unlock( &vlm_mutex );
@@ -210,10 +216,15 @@ static void vlm_Destructor( vlm_t *p_vlm )
     vlm_ControlInternal( p_vlm, VLM_CLEAR_SCHEDULES );
     TAB_CLEAN( p_vlm->schedule, p_vlm->schedule );
 
+    vlc_cond_signal( &p_vlm->wait_manage );
+
     libvlc_priv(p_vlm->p_libvlc)->p_vlm = NULL;
     vlc_object_kill( p_vlm );
     /*vlc_cancel( p_vlm->thread ); */
     vlc_join( p_vlm->thread, NULL );
+
+    vlc_cond_destroy( &p_vlm->wait_manage );
+    vlc_mutex_destroy( &p_vlm->lock_manage );
     vlc_mutex_destroy( &p_vlm->lock );
 }
 
@@ -348,6 +359,7 @@ static void* Manage( void* p_object )
     int i, j;
     mtime_t i_lastcheck;
     mtime_t i_time;
+    mtime_t i_nextschedule = 0;
 
     int canc = vlc_savecancel ();
     i_lastcheck = vlm_Date();
@@ -357,6 +369,13 @@ static void* Manage( void* p_object )
         char **ppsz_scheduled_commands = NULL;
         int    i_scheduled_commands = 0;
 
+        vlc_mutex_lock( &vlm->lock_manage );
+        if( i_nextschedule )
+            vlc_cond_timedwait( &vlm->wait_manage, &vlm->lock_manage, i_nextschedule-mdate() );
+        else
+            vlc_cond_wait( &vlm->wait_manage, &vlm->lock_manage );
+        vlc_mutex_unlock( &vlm->lock_manage );
+
         vlc_mutex_lock( &vlm->lock );
 
         /* destroy the inputs that wants to die, and launch the next input */
@@ -394,6 +413,7 @@ static void* Manage( void* p_object )
 
         /* scheduling */
         i_time = vlm_Date();
+        i_nextschedule = 0;
 
         for( i = 0; i < vlm->i_schedule; i++ )
         {
@@ -421,17 +441,25 @@ static void* Manage( void* p_object )
                         vlm->schedule[i]->i_period;
                 }
 
-                if( i_real_date <= i_time && i_real_date > i_lastcheck )
+                if( i_real_date <= i_time )
                 {
-                    for( j = 0; j < vlm->schedule[i]->i_command; j++ )
+                    if( i_real_date > i_lastcheck )
                     {
-                        TAB_APPEND( i_scheduled_commands,
-                                    ppsz_scheduled_commands,
-                                    strdup(vlm->schedule[i]->command[j] ) );
+                        for( j = 0; j < vlm->schedule[i]->i_command; j++ )
+                        {
+                            TAB_APPEND( i_scheduled_commands,
+                                        ppsz_scheduled_commands,
+                                        strdup(vlm->schedule[i]->command[j] ) );
+                        }
                     }
                 }
+                else
+                {
+                    i_nextschedule = i_real_date;
+                }
             }
         }
+
         while( i_scheduled_commands )
         {
             vlm_message_t *message = NULL;
@@ -449,8 +477,6 @@ static void* Manage( void* p_object )
         i_lastcheck = i_time;
 
         vlc_mutex_unlock( &vlm->lock );
-
-        msleep( 100000 );
     }
 
     vlc_restorecancel (canc);
diff --git a/src/input/vlm_internal.h b/src/input/vlm_internal.h
index a8c72fc714..7d4c48e53f 100644
--- a/src/input/vlm_internal.h
+++ b/src/input/vlm_internal.h
@@ -90,6 +90,8 @@ struct vlm_t
 
     vlc_mutex_t  lock;
     vlc_thread_t thread;
+    vlc_mutex_t  lock_manage;
+    vlc_cond_t   wait_manage;
 
     /* */
     int64_t        i_id;
diff --git a/src/input/vlmshell.c b/src/input/vlmshell.c
index 590c8f47d1..c9fe99cc82 100644
--- a/src/input/vlmshell.c
+++ b/src/input/vlmshell.c
@@ -995,6 +995,8 @@ static vlm_schedule_sys_t *vlm_ScheduleNew( vlm_t *vlm, const char *psz_name )
 
     TAB_APPEND( vlm->i_schedule, vlm->schedule, p_sched );
 
+    vlc_cond_signal( &vlm->wait_manage );
+
     return p_sched;
 }
 
-- 
2.39.2