]> git.sesse.net Git - vlc/blobdiff - src/libvlc.c
libvlc: Add a --verbose-objects option to select which objects should print their...
[vlc] / src / libvlc.c
index e8de65d90412d75b0824700990b10da5a307bcce..456323632080e660e0b330b36de3c10547e23265 100644 (file)
@@ -67,7 +67,7 @@
 #   include <locale.h>
 #endif
 
-#ifdef HAVE_DBUS_3
+#ifdef HAVE_DBUS
 /* used for one-instance mode */
 #   include <dbus/dbus.h>
 #endif
 static libvlc_int_t *    p_static_vlc = NULL;
 static unsigned          i_instances = 0;
 
+#ifndef WIN32
 static bool b_daemon = false;
+#endif
+
+/*****************************************************************************
+ * vlc_gc_*.
+ *****************************************************************************/
+void __vlc_gc_incref( gc_object_t * p_gc )
+{
+    assert( p_gc->i_gc_refcount > 0 );
+
+    /* FIXME: atomic version needed! */
+    p_gc->i_gc_refcount ++;
+}
+
+void __vlc_gc_decref( gc_object_t *p_gc )
+{
+    assert( p_gc );
+    assert( p_gc->i_gc_refcount > 0 );
+
+    /* FIXME: atomic version needed! */
+    p_gc->i_gc_refcount -- ;
+
+    if( p_gc->i_gc_refcount == 0 )
+    {
+        p_gc->pf_destructor( p_gc );
+        /* Do not use the p_gc pointer from now on ! */
+    }
+}
+
+void
+__vlc_gc_init( gc_object_t * p_gc, void (*pf_destructor)( gc_object_t * ),
+               void * arg)
+{
+    p_gc->i_gc_refcount = 1;
+    p_gc->pf_destructor = pf_destructor;
+    p_gc->p_destructor_arg = arg;
+}
 
 /*****************************************************************************
  * Local prototypes
@@ -115,7 +152,7 @@ static void SetLanguage   ( char const * );
 static inline int LoadMessages (void);
 static int  GetFilenames  ( libvlc_int_t *, int, const char *[] );
 static void Help          ( libvlc_int_t *, char const *psz_help_name );
-static void Usage         ( libvlc_int_t *, char const *psz_module_name );
+static void Usage         ( libvlc_int_t *, char const *psz_search );
 static void ListModules   ( libvlc_int_t *, bool );
 static void Version       ( void );
 
@@ -130,18 +167,6 @@ static int  VerboseCallback( vlc_object_t *, char const *,
 
 static void InitDeviceValues( libvlc_int_t * );
 
-/*****************************************************************************
- * vlc_current_object: return the current object.
- *****************************************************************************
- * If i_object is non-zero, return the corresponding object. Otherwise,
- * return the statically allocated p_vlc object.
- *****************************************************************************/
-libvlc_int_t * vlc_current_object( int i_object )
-{
-    return i_object ? vlc_object_get( i_object ) : p_static_vlc;
-}
-
-
 /**
  * Allocate a libvlc instance, initialize global data if needed
  * It also initializes the threading system
@@ -157,7 +182,6 @@ libvlc_int_t * libvlc_InternalCreate( void )
     if (vlc_threads_init ())
         return NULL;
 
-    libvlc_global_data_t *p_libvlc_global = vlc_global();
     /* Now that the thread system is initialized, we don't have much, but
      * at least we have variables */
     vlc_mutex_t *lock = var_AcquireMutex( "libvlc" );
@@ -165,13 +189,12 @@ libvlc_int_t * libvlc_InternalCreate( void )
     {
         /* Guess what CPU we have */
         cpu_flags = CPUCapabilities();
-       /* The module bank will be initialized later */
-        p_libvlc_global->p_module_bank = NULL;
+        /* The module bank will be initialized later */
+        p_module_bank = NULL;
     }
 
     /* Allocate a libvlc instance object */
-    p_libvlc = vlc_custom_create( VLC_OBJECT(p_libvlc_global),
-                                  sizeof (*p_libvlc) + sizeof (libvlc_priv_t),
+    p_libvlc = __vlc_custom_create( NULL, sizeof (*priv),
                                   VLC_OBJECT_LIBVLC, "libvlc" );
     if( p_libvlc != NULL )
         i_instances++;
@@ -202,7 +225,7 @@ libvlc_int_t * libvlc_InternalCreate( void )
 #endif
 
     /* Announce who we are - Do it only for first instance ? */
-    msg_Dbg( p_libvlc, COPYRIGHT_MESSAGE );
+    msg_Dbg( p_libvlc, "%s", COPYRIGHT_MESSAGE );
     msg_Dbg( p_libvlc, "libvlc was configured with %s", CONFIGURE_LINE );
 
     /* Initialize mutexes */
@@ -226,7 +249,6 @@ libvlc_int_t * libvlc_InternalCreate( void )
 int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
                          const char *ppsz_argv[] )
 {
-    libvlc_global_data_t *p_libvlc_global = vlc_global();
     libvlc_priv_t *priv = libvlc_priv (p_libvlc);
     char         p_capabilities[200];
     char *       p_tmp = NULL;
@@ -279,12 +301,6 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         return VLC_EGENERIC;
     }
 
-#ifdef __APPLE__
-    /* vlc_thread_set_priority needs to query the config,
-     * so this is the earliest moment where we can set this */
-    vlc_thread_set_priority( p_libvlc, VLC_THREAD_PRIORITY_LOW );
-#endif
-
     /* Check for short help option */
     if( config_GetInt( p_libvlc, "help" ) > 0 )
     {
@@ -306,7 +322,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     /* Check for plugins cache options */
     if( config_GetInt( p_libvlc, "reset-plugins-cache" ) > 0 )
     {
-        p_libvlc_global->p_module_bank->b_cache_delete = true;
+        p_module_bank->b_cache_delete = true;
     }
 
     /* Will be re-done properly later on */
@@ -398,7 +414,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     psz_language = config_GetPsz( p_libvlc, "language" );
     if( psz_language && *psz_language && strcmp( psz_language, "auto" ) )
     {
-        bool b_cache_delete = p_libvlc_global->p_module_bank->b_cache_delete;
+        bool b_cache_delete = p_module_bank->b_cache_delete;
 
         /* Reset the default domain */
         SetLanguage( psz_language );
@@ -411,7 +427,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         if( !config_GetInt( p_libvlc, "ignore-config" ) )
             config_LoadConfigFile( p_libvlc, "main" );
         config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, true );
-        p_libvlc_global->p_module_bank->b_cache_delete = b_cache_delete;
+        p_module_bank->b_cache_delete = b_cache_delete;
     }
     free( psz_language );
 # endif
@@ -431,7 +447,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     }
 
     msg_Dbg( p_libvlc, "module bank initialized, found %i modules",
-             vlc_internals( p_libvlc_global->p_module_bank )->i_children );
+             vlc_internals( p_module_bank )->i_children );
 
     /* Check for help on modules */
     if( (p_tmp = config_GetPsz( p_libvlc, "module" )) )
@@ -441,6 +457,15 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         b_exit = true;
         i_ret = VLC_EEXITSUCCESS;
     }
+    /* Check for full help option */
+    else if( config_GetInt( p_libvlc, "full-help" ) > 0 )
+    {
+        config_PutInt( p_libvlc, "advanced", 1);
+        config_PutInt( p_libvlc, "help-verbose", 1);
+        Help( p_libvlc, "full-help" );
+        b_exit = true;
+        i_ret = VLC_EEXITSUCCESS;
+    }
     /* Check for long help option */
     else if( config_GetInt( p_libvlc, "longhelp" ) > 0 )
     {
@@ -518,7 +543,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     system_Configure( p_libvlc, &i_argc, ppsz_argv );
 
 /* FIXME: could be replaced by using Unix sockets */
-#ifdef HAVE_DBUS_3
+#ifdef HAVE_DBUS
     dbus_threads_init_default();
 
     if( config_GetInt( p_libvlc, "one-instance" ) > 0 )
@@ -589,7 +614,6 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
                     if ( !dbus_message_iter_append_basic( &dbus_args,
                                 DBUS_TYPE_STRING, &ppsz_argv[i_input] ) )
                     {
-                        msg_Err( p_libvlc, "Out of memory" );
                         dbus_message_unref( p_dbus_msg );
                         system_End( p_libvlc );
                         exit( VLC_ENOMEM );
@@ -600,7 +624,6 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
                     if ( !dbus_message_iter_append_basic( &dbus_args,
                                 DBUS_TYPE_BOOLEAN, &b_play ) )
                     {
-                        msg_Err( p_libvlc, "Out of memory" );
                         dbus_message_unref( p_dbus_msg );
                         system_End( p_libvlc );
                         exit( VLC_ENOMEM );
@@ -643,6 +666,28 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     /*
      * Message queue options
      */
+    char * psz_verbose_objects = config_GetPsz( p_libvlc, "verbose-objects" );
+    if( psz_verbose_objects )
+    {
+        char * psz_object, * iter = psz_verbose_objects;
+        while( (psz_object = strsep( &iter, "," )) )
+        {
+            switch( psz_object[0] )
+            {
+                printf("%s\n", psz_object+1);
+                case '+': msg_EnableObjectPrinting(p_libvlc, psz_object+1); break;
+                case '-': msg_DisableObjectPrinting(p_libvlc, psz_object+1); break;
+                default:
+                    msg_Err( p_libvlc, "verbose-objects usage: \n"
+                            "--verbose-objects=+printthatobject,"
+                            "-dontprintthatone\n"
+                            "(keyword 'all' to applies to all objects)\n");
+                    free( psz_verbose_objects );
+                    return VLC_EGENERIC;
+            }
+        }
+        free( psz_verbose_objects );
+    }
 
     var_Create( p_libvlc, "verbose", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
     if( config_GetInt( p_libvlc, "quiet" ) > 0 )
@@ -761,7 +806,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     }
     free( psz_modules );
 
-#ifdef ENABLE_SOUT
+#ifdef ENABLE_VLM
     /* Initialize VLM if vlm-conf is specified */
     psz_parser = config_GetPsz( p_libvlc, "vlm-conf" );
     if( psz_parser && *psz_parser )
@@ -806,7 +851,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         if( psz_temp )
         {
             sprintf( psz_temp, "%s,none", psz_module );
-            libvlc_InternalAddIntf( p_libvlc, psz_temp, false );
+            libvlc_InternalAddIntf( p_libvlc, psz_temp );
             free( psz_temp );
         }
     }
@@ -816,18 +861,18 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     /*
      * Always load the hotkeys interface if it exists
      */
-    libvlc_InternalAddIntf( p_libvlc, "hotkeys,none", false );
+    libvlc_InternalAddIntf( p_libvlc, "hotkeys,none" );
 
-#ifdef HAVE_DBUS_3
+#ifdef HAVE_DBUS
     /* loads dbus control interface if in one-instance mode
      * we do it only when playlist exists, because dbus module needs it */
     if( config_GetInt( p_libvlc, "one-instance" ) > 0 )
-        libvlc_InternalAddIntf( p_libvlc, "dbus,none", false );
+        libvlc_InternalAddIntf( p_libvlc, "dbus,none" );
 
     /* Prevents the power management daemon from suspending the system
      * when VLC is active */
     if( config_GetInt( p_libvlc, "inhibit" ) > 0 )
-        libvlc_InternalAddIntf( p_libvlc, "inhibit,none", false );
+        libvlc_InternalAddIntf( p_libvlc, "inhibit,none" );
 #endif
 
     /*
@@ -837,20 +882,20 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
 #ifdef HAVE_X11_XLIB_H
     if( config_GetInt( p_libvlc, "disable-screensaver" ) )
     {
-        libvlc_InternalAddIntf( p_libvlc, "screensaver,none", false );
+        libvlc_InternalAddIntf( p_libvlc, "screensaver,none" );
     }
 #endif
 
     if( config_GetInt( p_libvlc, "file-logging" ) > 0 )
     {
-        libvlc_InternalAddIntf( p_libvlc, "logger,none", false );
+        libvlc_InternalAddIntf( p_libvlc, "logger,none" );
     }
 #ifdef HAVE_SYSLOG_H
     if( config_GetInt( p_libvlc, "syslog" ) > 0 )
     {
         char *logmode = var_CreateGetString( p_libvlc, "logmode" );
         var_SetString( p_libvlc, "logmode", "syslog" );
-        libvlc_InternalAddIntf( p_libvlc, "logger,none", false );
+        libvlc_InternalAddIntf( p_libvlc, "logger,none" );
 
         if( logmode )
         {
@@ -864,12 +909,12 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
 
     if( config_GetInt( p_libvlc, "show-intf" ) > 0 )
     {
-        libvlc_InternalAddIntf( p_libvlc, "showintf,none", false );
+        libvlc_InternalAddIntf( p_libvlc, "showintf,none" );
     }
 
     if( config_GetInt( p_libvlc, "network-synchronisation") > 0 )
     {
-        libvlc_InternalAddIntf( p_libvlc, "netsync,none", false );
+        libvlc_InternalAddIntf( p_libvlc, "netsync,none" );
     }
 
 #ifdef WIN32
@@ -879,8 +924,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         if( psz_codecs )
         {
             char *psz_morecodecs;
-            asprintf(&psz_morecodecs, "%s,dmo,quicktime", psz_codecs);
-            if( psz_morecodecs )
+            if( asprintf(&psz_morecodecs, "%s,dmo,quicktime", psz_codecs) != -1 )
             {
                 config_PutPsz( p_libvlc, "codec", psz_morecodecs);
                 free( psz_morecodecs );
@@ -908,6 +952,12 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     /* Create volume callback system. */
     var_Create( p_libvlc, "volume-change", VLC_VAR_BOOL );
 
+    /* Create a variable for showing the interface (moved from playlist). */
+    var_Create( p_libvlc, "intf-show", VLC_VAR_BOOL );
+    var_SetBool( p_libvlc, "intf-show", true );
+
+    var_Create( p_libvlc, "intf-popupmenu", VLC_VAR_BOOL );
+
     /*
      * Get input filenames given as commandline arguments
      */
@@ -922,7 +972,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
     {
         playlist_t *p_playlist = pl_Yield( p_libvlc );
         playlist_AddExt( p_playlist, val.psz_string, NULL, PLAYLIST_INSERT, 0,
-                         -1, NULL, 0, true, false );
+                         -1, NULL, 0, true, pl_Unlocked );
         pl_Release( p_libvlc );
     }
     free( val.psz_string );
@@ -937,7 +987,6 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
 int libvlc_InternalCleanup( libvlc_int_t *p_libvlc )
 {
     intf_thread_t      * p_intf = NULL;
-    vout_thread_t      * p_vout = NULL;
     libvlc_priv_t      *priv = libvlc_priv (p_libvlc);
 
     /* Ask the interfaces to stop and destroy them */
@@ -950,34 +999,7 @@ int libvlc_InternalCleanup( libvlc_int_t *p_libvlc )
         vlc_object_release( p_intf ); /* for vlc_object_find() */
     }
 
-    /* Free video outputs */
-    msg_Dbg( p_libvlc, "removing all video outputs" );
-    while( (p_vout = vlc_object_find( p_libvlc, VLC_OBJECT_VOUT, FIND_CHILD )) )
-    {
-        vlc_object_detach( p_vout );
-        vlc_object_release( p_vout );
-        vout_Destroy( p_vout );
-    }
-
-#ifdef ENABLE_SOUT
-    playlist_t         * p_playlist;
-    sout_instance_t    * p_sout;
-
-    p_playlist = vlc_object_find( p_libvlc, VLC_OBJECT_PLAYLIST, FIND_CHILD );
-    if( p_playlist )
-    {
-        p_sout = vlc_object_find( p_playlist, VLC_OBJECT_SOUT, FIND_CHILD );
-        if( p_sout )
-        {
-            msg_Dbg( p_sout, "removing kept stream output" );
-            vlc_object_detach( (vlc_object_t*)p_sout );
-            vlc_object_release( (vlc_object_t*)p_sout );
-            sout_DeleteInstance( p_sout );
-        }
-
-        vlc_object_release( p_playlist );
-    }
-
+#ifdef ENABLE_VLM
     /* Destroy VLM if created in libvlc_InternalInit */
     if( priv->p_vlm )
     {
@@ -985,13 +1007,29 @@ int libvlc_InternalCleanup( libvlc_int_t *p_libvlc )
     }
 #endif
 
+    playlist_t *p_playlist = priv->p_playlist;
+    /* Remove all services discovery */
+    msg_Dbg( p_libvlc, "removing all services discovery tasks" );
+    playlist_ServicesDiscoveryKillAll( p_playlist );
+
     /* Free playlist */
+    /* Any thread still running must not assume pl_Yield() succeeds. */
     msg_Dbg( p_libvlc, "removing playlist" );
-    vlc_object_release( priv->p_playlist );
+    priv->p_playlist = NULL;
+    vlc_object_kill( p_playlist ); /* <-- memory barrier for pl_Yield() */
+    vlc_thread_join( p_playlist );
+    vlc_object_release( p_playlist );
 
     /* Free interaction */
     msg_Dbg( p_libvlc, "removing interaction" );
-    vlc_object_release( priv->p_interaction );
+    interaction_Destroy( priv->p_interaction );
+
+    /* Free video outputs */
+    msg_Dbg( p_libvlc, "removing all video outputs" );
+    vlc_list_t *list = vlc_list_find (p_libvlc, VLC_OBJECT_VOUT, FIND_CHILD);
+    for (int i = 0; i < list->i_count; i++)
+        vlc_object_release (list->p_values[i].p_object);
+    vlc_list_release (list);
 
     stats_TimersDumpAll( p_libvlc );
     stats_TimersCleanAll( p_libvlc );
@@ -1032,9 +1070,8 @@ int libvlc_InternalCleanup( libvlc_int_t *p_libvlc )
  * termination, and destroys their structure.
  * It stops the thread systems: no instance can run after this has run
  * \param p_libvlc the instance to destroy
- * \param b_release whether we should do a release on the instance
  */
-int libvlc_InternalDestroy( libvlc_int_t *p_libvlc, bool b_release )
+int libvlc_InternalDestroy( libvlc_int_t *p_libvlc )
 {
     if( !p_libvlc )
         return VLC_EGENERIC;
@@ -1091,7 +1128,6 @@ int libvlc_InternalDestroy( libvlc_int_t *p_libvlc, bool b_release )
     vlc_mutex_destroy( &priv->config_lock );
     vlc_mutex_destroy( &priv->timer_lock );
 
-    if( b_release ) vlc_object_release( p_libvlc );
     vlc_object_release( p_libvlc );
     p_libvlc = NULL;
 
@@ -1106,8 +1142,7 @@ int libvlc_InternalDestroy( libvlc_int_t *p_libvlc, bool b_release )
 /**
  * Add an interface plugin and run it
  */
-int libvlc_InternalAddIntf( libvlc_int_t *p_libvlc, char const *psz_module,
-                            bool b_play )
+int libvlc_InternalAddIntf( libvlc_int_t *p_libvlc, char const *psz_module )
 {
     int i_err;
     intf_thread_t *p_intf = NULL;
@@ -1141,12 +1176,7 @@ int libvlc_InternalAddIntf( libvlc_int_t *p_libvlc, char const *psz_module,
         return VLC_EGENERIC;
     }
 
-    /* Interface doesn't handle play on start so do it ourselves */
-    if( !p_intf->b_play && b_play )
-        playlist_Play( libvlc_priv(p_libvlc)->p_playlist );
-
     /* Try to run the interface */
-    p_intf->b_play = b_play;
     i_err = intf_RunThread( p_intf );
     if( i_err )
     {
@@ -1199,8 +1229,8 @@ static inline int LoadMessages (void)
     static const char psz_path[] = LOCALEDIR;
 #else
     char psz_path[1024];
-    if (snprintf (psz_path, sizeof (psz_path), "%s/%s",
-                  vlc_global()->psz_vlcpath, "locale")
+    if (snprintf (psz_path, sizeof (psz_path), "%s" DIR_SEP "%s",
+                  config_GetDataDir(), "locale")
                      >= (int)sizeof (psz_path))
         return -1;
 
@@ -1262,7 +1292,7 @@ static int GetFilenames( libvlc_int_t *p_vlc, int i_argc, const char *ppsz_argv[
         playlist_t *p_playlist = pl_Yield( p_vlc );
         playlist_AddExt( p_playlist, ppsz_argv[i_opt], NULL, PLAYLIST_INSERT,
                          0, -1, ( i_options ? &ppsz_argv[i_opt + 1] : NULL ),
-                         i_options, true, false );
+                         i_options, true, pl_Unlocked );
         pl_Release( p_vlc );
     }
 
@@ -1274,6 +1304,12 @@ static int GetFilenames( libvlc_int_t *p_vlc, int i_argc, const char *ppsz_argv[
  *****************************************************************************
  * Print a short inline help. Message interface is initialized at this stage.
  *****************************************************************************/
+static inline void print_help_on_full_help( void )
+{
+    utf8_fprintf( stdout, "\n" );
+    utf8_fprintf( stdout, "%s\n", _("To get exhaustive help, use '-H'.") );
+}
+
 static void Help( libvlc_int_t *p_this, char const *psz_help_name )
 {
 #ifdef WIN32
@@ -1283,10 +1319,17 @@ static void Help( libvlc_int_t *p_this, char const *psz_help_name )
     if( psz_help_name && !strcmp( psz_help_name, "help" ) )
     {
         utf8_fprintf( stdout, vlc_usage, p_this->psz_object_name );
-        Usage( p_this, "help" );
-        Usage( p_this, "main" );
+        Usage( p_this, "=help" );
+        Usage( p_this, "=main" );
+        print_help_on_full_help();
     }
     else if( psz_help_name && !strcmp( psz_help_name, "longhelp" ) )
+    {
+        utf8_fprintf( stdout, vlc_usage, p_this->psz_object_name );
+        Usage( p_this, NULL );
+        print_help_on_full_help();
+    }
+    else if( psz_help_name && !strcmp( psz_help_name, "full-help" ) )
     {
         utf8_fprintf( stdout, vlc_usage, p_this->psz_object_name );
         Usage( p_this, NULL );
@@ -1306,7 +1349,35 @@ static void Help( libvlc_int_t *p_this, char const *psz_help_name )
  *****************************************************************************
  * Print a short inline help. Message interface is initialized at this stage.
  *****************************************************************************/
-static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
+#   define COL(x)  "\033[" #x ";1m"
+#   define RED     COL(31)
+#   define GREEN   COL(32)
+#   define YELLOW  COL(33)
+#   define BLUE    COL(34)
+#   define MAGENTA COL(35)
+#   define CYAN    COL(36)
+#   define WHITE   COL(0)
+#   define GRAY    "\033[0m"
+static void print_help_section( module_config_t *p_item, bool b_color, bool b_description )
+{
+    if( !p_item ) return;
+    if( b_color )
+    {
+        utf8_fprintf( stdout, RED"   %s:\n"GRAY,
+                      p_item->psz_text );
+        if( b_description && p_item->psz_longtext )
+            utf8_fprintf( stdout, MAGENTA"   %s\n"GRAY,
+                          p_item->psz_longtext );
+    }
+    else
+    {
+        utf8_fprintf( stdout, "   %s:\n", p_item->psz_text );
+        if( b_description && p_item->psz_longtext )
+            utf8_fprintf( stdout, "   %s\n", p_item->psz_longtext );
+    }
+}
+
+static void Usage( libvlc_int_t *p_this, char const *psz_search )
 {
 #define FORMAT_STRING "  %s --%s%s%s%s%s%s%s "
     /* short option ------'    | | | | | | |
@@ -1321,15 +1392,6 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
      * The purpose of having bra and ket is that we might i18n them as well.
      */
 
-#   define COL(x)  "\033[" #x ";1m"
-#   define RED     COL(31)
-#   define GREEN   COL(32)
-#   define YELLOW  COL(33)
-#   define BLUE    COL(34)
-#   define MAGENTA COL(35)
-#   define CYAN    COL(36)
-#   define WHITE   COL(0)
-#   define GRAY    "\033[0m"
 #define COLOR_FORMAT_STRING (WHITE"  %s --%s"YELLOW"%s%s%s%s%s%s "GRAY)
 #define COLOR_FORMAT_STRING_BOOL (WHITE"  %s --%s%s%s%s%s%s%s "GRAY)
 
@@ -1355,14 +1417,20 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
     bool b_description_hack;
     bool b_color       = config_GetInt( p_this, "color" ) > 0;
     bool b_has_advanced = false;
+    bool b_found       = false;
+    int  i_only_advanced = 0; /* Number of modules ignored because they
+                               * only have advanced options */
+    bool b_strict = psz_search && *psz_search == '=';
+    if( b_strict ) psz_search++;
 
     memset( psz_spaces_text, ' ', PADDING_SPACES+LINE_START );
     psz_spaces_text[PADDING_SPACES+LINE_START] = '\0';
     memset( psz_spaces_longtext, ' ', LINE_START+2 );
     psz_spaces_longtext[LINE_START+2] = '\0';
-#ifdef WIN32
-    b_color = false; // don't put color control codes in a .txt file
+#ifndef WIN32
+    if( !isatty( 1 ) )
 #endif
+        b_color = false; // don't put color control codes in a .txt file
 
     if( b_color )
     {
@@ -1380,7 +1448,7 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
 
     /* Ugly hack to make sure that the help options always come first
      * (part 1) */
-    if( !psz_module_name )
+    if( !psz_search )
         Usage( p_this, "help" );
 
     /* Enumerate the config for each module */
@@ -1389,15 +1457,18 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
         bool b_help_module;
         module_t *p_parser = (module_t *)p_list->p_values[i_index].p_object;
         module_config_t *p_item = NULL;
+        module_config_t *p_section = NULL;
         module_config_t *p_end = p_parser->p_config + p_parser->confsize;
 
-        if( psz_module_name && strcmp( psz_module_name,
-                                       p_parser->psz_object_name ) )
+        if( psz_search &&
+            ( b_strict ? strcmp( psz_search, p_parser->psz_object_name )
+                       : !strstr( p_parser->psz_object_name, psz_search ) ) )
         {
-            const char *const *pp_shortcut = p_parser->pp_shortcuts;
+            char *const *pp_shortcut = p_parser->pp_shortcuts;
             while( *pp_shortcut )
             {
-                if( !strcmp( psz_module_name, *pp_shortcut ) )
+                if( b_strict ? !strcmp( psz_search, *pp_shortcut )
+                             : strstr( *pp_shortcut, psz_search ) )
                     break;
                 pp_shortcut ++;
             }
@@ -1414,7 +1485,7 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
         b_help_module = !strcmp( "help", p_parser->psz_object_name );
         /* Ugly hack to make sure that the help options always come first
          * (part 2) */
-        if( !psz_module_name && b_help_module )
+        if( !psz_search && b_help_module )
             continue;
 
         /* Ignore modules with only advanced config options if requested */
@@ -1427,14 +1498,23 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
                 if( (p_item->i_type & CONFIG_ITEM) &&
                     !p_item->b_advanced ) break;
             }
+
+            if( p_item == p_end )
+            {
+                i_only_advanced++;
+                continue;
+            }
         }
 
+        b_found = true;
+
         /* Print name of module */
         if( strcmp( "main", p_parser->psz_object_name ) )
         {
             if( b_color )
-                utf8_fprintf( stdout, "\n " GREEN "%s" GRAY "\n",
-                              p_parser->psz_longname );
+                utf8_fprintf( stdout, "\n " GREEN "%s" GRAY " (%s)\n",
+                              p_parser->psz_longname,
+                               p_parser->psz_object_name );
             else
                 utf8_fprintf( stdout, "\n %s\n", p_parser->psz_longname );
         }
@@ -1493,22 +1573,9 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
 
             case CONFIG_HINT_SUBCATEGORY:
                 if( strcmp( "main", p_parser->psz_object_name ) )
-                break;
+                    break;
             case CONFIG_SECTION:
-                if( b_color )
-                {
-                    utf8_fprintf( stdout, RED"   %s:\n"GRAY,
-                                  p_item->psz_text );
-                    if( b_description && p_item->psz_longtext )
-                        utf8_fprintf( stdout, MAGENTA"   %s\n"GRAY,
-                                      p_item->psz_longtext );
-                }
-                else
-                {
-                    utf8_fprintf( stdout, "   %s:\n", p_item->psz_text );
-                    if( b_description && p_item->psz_longtext )
-                        utf8_fprintf( stdout, "   %s\n", p_item->psz_longtext );
-                }
+                p_section = p_item;
                 break;
 
             case CONFIG_ITEM_STRING:
@@ -1520,6 +1587,8 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
             case CONFIG_ITEM_MODULE_LIST_CAT:
             case CONFIG_ITEM_FONT:
             case CONFIG_ITEM_PASSWORD:
+                print_help_section( p_section, b_color, b_description );
+                p_section = NULL;
                 psz_bra = OPTION_VALUE_SEP "<";
                 psz_type = _("string");
                 psz_ket = ">";
@@ -1539,6 +1608,8 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
                 break;
             case CONFIG_ITEM_INTEGER:
             case CONFIG_ITEM_KEY: /* FIXME: do something a bit more clever */
+                print_help_section( p_section, b_color, b_description );
+                p_section = NULL;
                 psz_bra = OPTION_VALUE_SEP "<";
                 psz_type = _("integer");
                 psz_ket = ">";
@@ -1566,6 +1637,8 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
                 }
                 break;
             case CONFIG_ITEM_FLOAT:
+                print_help_section( p_section, b_color, b_description );
+                p_section = NULL;
                 psz_bra = OPTION_VALUE_SEP "<";
                 psz_type = _("float");
                 psz_ket = ">";
@@ -1577,6 +1650,8 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
                 }
                 break;
             case CONFIG_ITEM_BOOL:
+                print_help_section( p_section, b_color, b_description );
+                p_section = NULL;
                 psz_bra = ""; psz_type = ""; psz_ket = "";
                 if( !b_help_module )
                 {
@@ -1623,7 +1698,7 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
 
             if( p_item->i_type == CONFIG_ITEM_BOOL && !b_help_module )
             {
-                utf8_fprintf( stdout, psz_format_bool, psz_short, 
+                utf8_fprintf( stdout, psz_format_bool, psz_short,
                               p_item->psz_name, psz_prefix, p_item->psz_name,
                               psz_bra, psz_type, psz_ket, psz_spaces );
             }
@@ -1737,16 +1812,41 @@ static void Usage( libvlc_int_t *p_this, char const *psz_module_name )
         }
     }
 
-    if( b_has_advanced ) 
+    if( b_has_advanced )
     {
         if( b_color )
             utf8_fprintf( stdout, "\n" WHITE "%s" GRAY " %s\n", _( "Note:" ),
            _( "add --advanced to your command line to see advanced options."));
         else
-            utf8_fprintf( stdout, "\n %s %s\n", _( "Note:" ),
+            utf8_fprintf( stdout, "\n%s %s\n", _( "Note:" ),
            _( "add --advanced to your command line to see advanced options."));
     }
 
+    if( i_only_advanced > 0 )
+    {
+        if( b_color )
+        {
+            utf8_fprintf( stdout, "\n" WHITE "%s" GRAY " ", _( "Note:" ) );
+            utf8_fprintf( stdout, _( "%d module(s) were not displayed because they only have advanced options.\n" ), i_only_advanced );
+        }
+        else
+        {
+            utf8_fprintf( stdout, "\n%s ", _( "Note:" ) );
+            utf8_fprintf( stdout, _( "%d module(s) were not displayed because they only have advanced options.\n" ), i_only_advanced );
+        }
+    }
+    else if( !b_found )
+    {
+        if( b_color )
+            utf8_fprintf( stdout, "\n" WHITE "%s" GRAY "\n",
+                       _( "No matching module found. Use --list or" \
+                          "--list-verbose to list available modules." ) );
+        else
+            utf8_fprintf( stdout, "\n%s\n",
+                       _( "No matching module found. Use --list or" \
+                          "--list-verbose to list available modules." ) );
+    }
+
     /* Release the module list */
     vlc_list_release( p_list );
 }
@@ -1800,7 +1900,7 @@ static void ListModules( libvlc_int_t *p_this, bool b_verbose )
 
         if( b_verbose )
         {
-            const char *const *pp_shortcut = p_parser->pp_shortcuts;
+            char *const *pp_shortcut = p_parser->pp_shortcuts;
             while( *pp_shortcut )
             {
                 if( strcmp( *pp_shortcut, p_parser->psz_object_name ) )
@@ -1974,7 +2074,6 @@ static void InitDeviceValues( libvlc_int_t *p_vlc )
     char *block_dev = NULL;
     dbus_bool_t b_dvd;
 
-#ifdef HAVE_HAL_1
     DBusConnection *p_connection = NULL;
     DBusError       error;
 
@@ -1990,41 +2089,20 @@ static void InitDeviceValues( libvlc_int_t *p_vlc )
     }
     libhal_ctx_set_dbus_connection( ctx, p_connection );
     if( libhal_ctx_init( ctx, &error ) )
-#else
-    ctx = hal_initialize( NULL, FALSE );
-    if( ctx )
-#endif
-
     {
-#ifdef HAVE_HAL_1
         if( ( devices = libhal_get_all_devices( ctx, &i_devices, NULL ) ) )
-#else
-        if( ( devices = hal_get_all_devices( ctx, &i_devices ) ) )
-#endif
         {
             for( i = 0; i < i_devices; i++ )
             {
-#ifdef HAVE_HAL_1
                 if( !libhal_device_property_exists( ctx, devices[i],
                                                 "storage.cdrom.dvd", NULL ) )
-#else
-                if( !hal_device_property_exists( ctx, devices[ i ],
-                                                "storage.cdrom.dvd" ) )
-#endif
                 {
                     continue;
                 }
-#ifdef HAVE_HAL_1
                 b_dvd = libhal_device_get_property_bool( ctx, devices[ i ],
                                                  "storage.cdrom.dvd", NULL  );
                 block_dev = libhal_device_get_property_string( ctx,
                                 devices[ i ], "block.device" , NULL );
-#else
-                b_dvd = hal_device_get_property_bool( ctx, devices[ i ],
-                                                      "storage.cdrom.dvd" );
-                block_dev = hal_device_get_property_string( ctx, devices[ i ],
-                                                            "block.device" );
-#endif
                 if( b_dvd )
                 {
                     config_PutPsz( p_vlc, "dvd", block_dev );
@@ -2032,26 +2110,13 @@ static void InitDeviceValues( libvlc_int_t *p_vlc )
 
                 config_PutPsz( p_vlc, "vcd", block_dev );
                 config_PutPsz( p_vlc, "cd-audio", block_dev );
-#ifdef HAVE_HAL_1
                 libhal_free_string( block_dev );
-#else
-                hal_free_string( block_dev );
-#endif
             }
-#ifdef HAVE_HAL_1
             libhal_free_string_array( devices );
-#else
-            hal_free_string_array( devices );
-#endif
         }
-
-#ifdef HAVE_HAL_1
         libhal_ctx_shutdown( ctx, NULL );
         dbus_connection_unref( p_connection );
         libhal_ctx_free( ctx );
-#else
-        hal_shutdown( ctx );
-#endif
     }
     else
     {