[vlc-commits] addons: Make fetcher & installer threads interruptible
Hugo Beauzée-Luyssen
git at videolan.org
Fri Nov 3 17:03:32 CET 2017
vlc | branch: master | Hugo Beauzée-Luyssen <hugo at beauzee.fr> | Thu Nov 2 14:22:48 2017 +0100| [30538699ec78d3cce2710b126055a21fbd8481f7] | committer: Hugo Beauzée-Luyssen
addons: Make fetcher & installer threads interruptible
> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=30538699ec78d3cce2710b126055a21fbd8481f7
---
src/misc/addons.c | 86 ++++++++++++++++++++++++++++++++++++++++++-------------
1 file changed, 66 insertions(+), 20 deletions(-)
diff --git a/src/misc/addons.c b/src/misc/addons.c
index 662b6bcc79..fd5ee96e56 100644
--- a/src/misc/addons.c
+++ b/src/misc/addons.c
@@ -26,6 +26,7 @@
#include <vlc_atomic.h>
#include <vlc_modules.h>
#include <vlc_arrays.h>
+#include <vlc_interrupt.h>
#include "libvlc.h"
#include <vlc_addons.h>
@@ -50,6 +51,7 @@ struct addons_manager_private_t
vlc_cond_t waitcond;
bool b_live;
vlc_mutex_t lock;
+ vlc_interrupt_t *p_interrupt;
DECL_ARRAY(char*) uris;
DECL_ARRAY(addon_entry_t*) entries;
} finder;
@@ -60,6 +62,7 @@ struct addons_manager_private_t
vlc_cond_t waitcond;
bool b_live;
vlc_mutex_t lock;
+ vlc_interrupt_t *p_interrupt;
DECL_ARRAY(addon_entry_t*) entries;
} installer;
};
@@ -140,6 +143,20 @@ addons_manager_t *addons_manager_New( vlc_object_t *p_this,
p_manager->owner = *owner;
p_manager->p_priv->p_parent = p_this;
+ p_manager->p_priv->finder.p_interrupt = vlc_interrupt_create();
+ p_manager->p_priv->installer.p_interrupt = vlc_interrupt_create();
+ if ( !p_manager->p_priv->finder.p_interrupt ||
+ !p_manager->p_priv->installer.p_interrupt )
+ {
+ if( p_manager->p_priv->finder.p_interrupt )
+ vlc_interrupt_destroy( p_manager->p_priv->finder.p_interrupt );
+ if( p_manager->p_priv->installer.p_interrupt )
+ vlc_interrupt_destroy( p_manager->p_priv->installer.p_interrupt );
+ free( p_manager->p_priv );
+ free( p_manager );
+ return NULL;
+ }
+
#define INIT_QUEUE( name ) \
p_manager->p_priv->name.b_live = false;\
vlc_mutex_init( &p_manager->p_priv->name.lock );\
@@ -162,7 +179,7 @@ void addons_manager_Delete( addons_manager_t *p_manager )
vlc_mutex_unlock( &p_manager->p_priv->finder.lock );
if ( b_live )
{
- vlc_cancel( p_manager->p_priv->finder.thread );
+ vlc_interrupt_kill( p_manager->p_priv->finder.p_interrupt );
vlc_join( p_manager->p_priv->finder.thread, NULL );
}
@@ -171,7 +188,7 @@ void addons_manager_Delete( addons_manager_t *p_manager )
vlc_mutex_unlock( &p_manager->p_priv->installer.lock );
if ( b_live )
{
- vlc_cancel( p_manager->p_priv->installer.thread );
+ vlc_interrupt_kill( p_manager->p_priv->installer.p_interrupt );
vlc_join( p_manager->p_priv->installer.thread, NULL );
}
@@ -181,7 +198,8 @@ void addons_manager_Delete( addons_manager_t *p_manager )
FOREACH_END();\
ARRAY_RESET( p_manager->p_priv->name.entries );\
vlc_mutex_destroy( &p_manager->p_priv->name.lock );\
- vlc_cond_destroy( &p_manager->p_priv->name.waitcond );
+ vlc_cond_destroy( &p_manager->p_priv->name.waitcond );\
+ vlc_interrupt_destroy( p_manager->p_priv->name.p_interrupt );
FREE_QUEUE( finder )
FREE_QUEUE( installer )
@@ -299,27 +317,40 @@ static void LoadLocalStorage( addons_manager_t *p_manager )
vlc_object_release( p_finder );
}
+static void finder_thread_interrupted( void* p_data )
+{
+ addons_manager_t *p_manager = p_data;
+ vlc_mutex_lock( &p_manager->p_priv->finder.lock );
+ p_manager->p_priv->finder.b_live = false;
+ vlc_cond_signal( &p_manager->p_priv->finder.waitcond );
+ vlc_mutex_unlock( &p_manager->p_priv->finder.lock );
+}
+
static void *FinderThread( void *p_data )
{
addons_manager_t *p_manager = p_data;
+ int i_cancel = vlc_savecancel();
+ vlc_interrupt_set( p_manager->p_priv->finder.p_interrupt );
- for( ;; )
+ vlc_mutex_lock( &p_manager->p_priv->finder.lock );
+ while( p_manager->p_priv->finder.b_live )
{
char *psz_uri;
- vlc_mutex_lock( &p_manager->p_priv->finder.lock );
- mutex_cleanup_push( &p_manager->p_priv->finder.lock );
- while( p_manager->p_priv->finder.uris.i_size == 0 )
+ vlc_interrupt_register( finder_thread_interrupted, p_data );
+ while( p_manager->p_priv->finder.uris.i_size == 0 &&
+ p_manager->p_priv->finder.b_live )
{
vlc_cond_wait( &p_manager->p_priv->finder.waitcond,
&p_manager->p_priv->finder.lock );
}
+ vlc_interrupt_unregister();
+ if( !p_manager->p_priv->finder.b_live )
+ break;
psz_uri = p_manager->p_priv->finder.uris.p_elems[0];
ARRAY_REMOVE( p_manager->p_priv->finder.uris, 0 );
- vlc_cleanup_pop();
- vlc_mutex_unlock( &p_manager->p_priv->finder.lock );
- int i_cancel = vlc_savecancel();
+ vlc_mutex_unlock( &p_manager->p_priv->finder.lock );
addons_finder_t *p_finder =
vlc_custom_create( p_manager->p_priv->p_parent, sizeof( *p_finder ), "entries finder" );
@@ -344,10 +375,11 @@ static void *FinderThread( void *p_data )
}
p_manager->owner.discovery_ended( p_manager );
- vlc_restorecancel( i_cancel );
- vlc_testcancel();
+ vlc_mutex_lock( &p_manager->p_priv->finder.lock );
}
+ vlc_mutex_unlock( &p_manager->p_priv->finder.lock );
+ vlc_restorecancel( i_cancel );
return NULL;
}
@@ -411,29 +443,42 @@ static int installOrRemoveAddon( addons_manager_t *p_manager, addon_entry_t *p_e
return i_return;
}
+static void installer_thread_interrupted( void* p_data )
+{
+ addons_manager_t *p_manager = p_data;
+ vlc_mutex_lock( &p_manager->p_priv->installer.lock );
+ p_manager->p_priv->installer.b_live = false;
+ vlc_cond_signal( &p_manager->p_priv->installer.waitcond );
+ vlc_mutex_unlock( &p_manager->p_priv->installer.lock );
+}
+
static void *InstallerThread( void *p_data )
{
addons_manager_t *p_manager = p_data;
+ int i_cancel = vlc_savecancel();
+ vlc_interrupt_set( p_manager->p_priv->installer.p_interrupt );
int i_ret;
- for( ;; )
+ vlc_mutex_lock( &p_manager->p_priv->installer.lock );
+ while( p_manager->p_priv->installer.b_live )
{
- vlc_mutex_lock( &p_manager->p_priv->installer.lock );
- mutex_cleanup_push( &p_manager->p_priv->installer.lock );
- while ( !p_manager->p_priv->installer.entries.i_size )
+ vlc_interrupt_register( installer_thread_interrupted, p_data );
+ while ( !p_manager->p_priv->installer.entries.i_size &&
+ p_manager->p_priv->installer.b_live )
{
/* No queued addons */
vlc_cond_wait( &p_manager->p_priv->installer.waitcond,
&p_manager->p_priv->installer.lock );
}
- vlc_cleanup_pop();
+ vlc_interrupt_unregister();
+ if( !p_manager->p_priv->installer.b_live )
+ break;
addon_entry_t *p_entry = p_manager->p_priv->installer.entries.p_elems[0];
ARRAY_REMOVE( p_manager->p_priv->installer.entries, 0 );
addon_entry_Hold( p_entry );
vlc_mutex_unlock( &p_manager->p_priv->installer.lock );
- int i_cancel = vlc_savecancel();
vlc_mutex_lock( &p_entry->lock );
/* DO WORK */
if ( p_entry->e_state == ADDON_INSTALLED )
@@ -472,9 +517,10 @@ static void *InstallerThread( void *p_data )
addon_entry_Release( p_entry );
addons_manager_WriteCatalog( p_manager );
- vlc_restorecancel( i_cancel );
+ vlc_mutex_lock( &p_manager->p_priv->installer.lock );
}
-
+ vlc_mutex_unlock( &p_manager->p_priv->installer.lock );
+ vlc_restorecancel( i_cancel );
return NULL;
}
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