/*****************************************************************************
* Local structure lock
*****************************************************************************/
-static vlc_mutex_t structure_lock;
-
static void close_nocancel (int fd)
{
int canc = vlc_savecancel ();
vlc_restorecancel (canc);
}
+static void libvlc_lock (libvlc_int_t *p_libvlc)
+{
+ vlc_mutex_lock (&(libvlc_priv (p_libvlc)->structure_lock));
+}
+
+static void libvlc_unlock (libvlc_int_t *p_libvlc)
+{
+ vlc_mutex_unlock (&(libvlc_priv (p_libvlc)->structure_lock));
+}
+
void *__vlc_custom_create( vlc_object_t *p_this, size_t i_size,
int i_type, const char *psz_type )
{
if( p_this == NULL )
{
if( i_type == VLC_OBJECT_LIBVLC )
- p_new->p_libvlc = (libvlc_int_t*)p_new;
- else
{
- p_new->p_libvlc = NULL;
- vlc_mutex_init( &structure_lock );
+ libvlc_int_t *self = (libvlc_int_t*)p_new;
+ p_new->p_libvlc = self;
+ vlc_mutex_init (&(libvlc_priv (self)->structure_lock));
}
+ else /* TODO: get rid of the dummy root object */
+ p_new->p_libvlc = NULL;
p_this = p_priv->next = p_priv->prev = p_new;
}
p_priv->pipes[0] = p_priv->pipes[1] = -1;
p_priv->next = p_this;
- vlc_mutex_lock( &structure_lock );
+ if (p_new->p_libvlc)
+ libvlc_lock (p_new->p_libvlc);
p_priv->prev = vlc_internals (p_this)->prev;
vlc_internals (p_this)->prev = p_new;
vlc_internals (p_priv->prev)->next = p_new;
- vlc_mutex_unlock( &structure_lock );
+ if (p_new->p_libvlc)
+ libvlc_unlock (p_new->p_libvlc);
if( i_type == VLC_OBJECT_LIBVLC )
{
i_size = sizeof(aout_instance_t);
psz_type = "audio output";
break;
- case VLC_OBJECT_OPENGL:
- i_size = sizeof( vout_thread_t );
- psz_type = "opengl";
- break;
default:
assert( i_type > 0 ); /* unknown type?! */
i_size = i_type;
free( p_this->psz_header );
- if( p_this->p_libvlc == NULL )
- /* We are the global object ... no need to lock. */
- vlc_mutex_destroy( &structure_lock );
-
FREENULL( p_this->psz_object_name );
vlc_spin_destroy( &p_priv->ref_spin );
close( p_priv->pipes[1] );
if( p_priv->pipes[0] != -1 )
close( p_priv->pipes[0] );
+ if( VLC_OBJECT(p_this->p_libvlc) == p_this )
+ vlc_mutex_destroy (&(libvlc_priv ((libvlc_int_t *)p_this)->structure_lock));
free( p_priv );
}
#ifndef NDEBUG
if (i_type == VLC_OBJECT_PLAYLIST)
msg_Err (p_this, "using vlc_object_find(VLC_OBJECT_PLAYLIST) "
- "instead of pl_Yield()");
+ "instead of pl_Hold()");
#endif
return vlc_object_find (p_this->p_libvlc, i_type,
(i_mode & ~0x000f)|FIND_CHILD);
}
- vlc_mutex_lock( &structure_lock );
+ libvlc_lock (p_this->p_libvlc);
p_found = FindObject( p_this, i_type, i_mode );
- vlc_mutex_unlock( &structure_lock );
+ libvlc_unlock (p_this->p_libvlc);
return p_found;
}
return p_this;
}
- vlc_mutex_lock( &structure_lock );
+ libvlc_lock (p_this->p_libvlc);
/* Otherwise, recursively look for the object */
if( (i_mode & 0x000f) == FIND_ANYWHERE )
p_found = FindObjectName( p_this, psz_name, i_mode );
}
- vlc_mutex_unlock( &structure_lock );
-
+ libvlc_unlock (p_this->p_libvlc);
return p_found;
}
}
vlc_spin_unlock( &internals->ref_spin );
+ if (p_this->p_libvlc == NULL) /* the legacy root object */
+ {
+ b_should_destroy = !--internals->i_refcount;
+ goto notree;
+ }
/* Slow path */
/* Remember that we cannot hold the spin while waiting on the mutex */
- vlc_mutex_lock( &structure_lock );
- /* Take the spin again. Note that another thread may have yielded the
+ libvlc_lock (p_this->p_libvlc);
+ /* Take the spin again. Note that another thread may have held the
* object in the (very short) mean time. */
vlc_spin_lock( &internals->ref_spin );
b_should_destroy = --internals->i_refcount == 0;
/* Detach from parent to protect against FIND_CHILDREN */
vlc_object_detach_unlocked (p_this);
}
- vlc_mutex_unlock( &structure_lock );
-
+ libvlc_unlock (p_this->p_libvlc);
+notree:
if( b_should_destroy )
{
int canc;
if( !p_this ) return;
vlc_object_hold (p_parent);
- vlc_mutex_lock( &structure_lock );
+ libvlc_lock (p_this->p_libvlc);
/* Attach the parent to its child */
assert (!p_this->p_parent);
vlc_object_internals_t *priv = vlc_internals( p_parent );
INSERT_ELEM( priv->pp_children, priv->i_children, priv->i_children,
p_this );
-
- vlc_mutex_unlock( &structure_lock );
+ libvlc_unlock (p_this->p_libvlc);
}
static void vlc_object_detach_unlocked (vlc_object_t *p_this)
{
- vlc_assert_locked (&structure_lock);
-
if (p_this->p_parent == NULL)
return;
vlc_object_t *p_parent;
if( !p_this ) return;
- vlc_mutex_lock( &structure_lock );
+ libvlc_lock (p_this->p_libvlc);
p_parent = p_this->p_parent;
if (p_parent)
vlc_object_detach_unlocked( p_this );
- vlc_mutex_unlock( &structure_lock );
+ libvlc_unlock (p_this->p_libvlc);
if (p_parent)
vlc_object_release (p_parent);
switch( i_mode & 0x000f )
{
case FIND_ANYWHERE:
- /* Modules should probably not be object, and the module should perhaps
- * not be shared across LibVLC instances. In the mean time, this ugly
- * hack is brought to you by Courmisch. */
- if (i_type == VLC_OBJECT_MODULE)
- return vlc_list_find ((vlc_object_t *)p_module_bank,
- i_type, FIND_CHILD);
return vlc_list_find (p_this->p_libvlc, i_type, FIND_CHILD);
case FIND_CHILD:
- vlc_mutex_lock( &structure_lock );
+ libvlc_lock (p_this->p_libvlc);
i_count = CountChildren( p_this, i_type );
p_list = NewList( i_count );
/* Check allocation was successful */
if( p_list->i_count != i_count )
{
- vlc_mutex_unlock( &structure_lock );
- msg_Err( p_this, "list allocation failed!" );
+ libvlc_unlock (p_this->p_libvlc);
p_list->i_count = 0;
break;
}
p_list->i_count = 0;
ListChildren( p_list, p_this, i_type );
- vlc_mutex_unlock( &structure_lock );
+ libvlc_unlock (p_this->p_libvlc);
break;
default:
vlc_list_t *l;
vlc_object_internals_t *priv = vlc_internals( obj );
- vlc_mutex_lock( &structure_lock );
+ libvlc_lock (obj->p_libvlc);
l = NewList( priv->i_children );
for (int i = 0; i < l->i_count; i++)
{
vlc_object_hold( priv->pp_children[i] );
l->p_values[i].p_object = priv->pp_children[i];
}
- vlc_mutex_unlock( &structure_lock );
+ libvlc_unlock (obj->p_libvlc);
return l;
}
{
vlc_object_t *cur = VLC_OBJECT (p_libvlc);
- vlc_mutex_lock( &structure_lock );
+ libvlc_lock (p_this->p_libvlc);
do
{
PrintObject (cur, "");
cur = vlc_internals (cur)->next;
}
while (cur != VLC_OBJECT(p_libvlc));
- vlc_mutex_unlock( &structure_lock );
+ libvlc_unlock (p_this->p_libvlc);
}
else
{
if( *newval.psz_string )
{
- char *end;
- int i_id = strtol( newval.psz_string, &end, 0 );
/* try using the object's name to find it */
p_object = vlc_object_find_name( p_this, newval.psz_string,
FIND_ANYWHERE );
}
}
- vlc_mutex_lock( &structure_lock );
-
+ libvlc_lock (p_this->p_libvlc);
if( *psz_cmd == 't' )
{
char psz_foo[2 * MAX_DUMPSTRUCTURE_DEPTH + 1];
printf( "\n" );
}
}
-
- vlc_mutex_unlock( &structure_lock );
+ libvlc_unlock (p_this->p_libvlc);
if( *newval.psz_string )
{
char psz_foo[2 * MAX_DUMPSTRUCTURE_DEPTH + 1];
psz_foo[0] = '|';
- vlc_assert_locked( &structure_lock );
DumpStructure( p_this, 0, psz_foo );
}