[Goodies-dev] [Goodies-commits] r1753 - in verve-plugin/trunk: . panel-plugin
Benedikt Meurer
benedikt.meurer at unix-ag.uni-siegen.de
Thu Jul 13 01:02:30 CEST 2006
Jannis Pohlmann wrote:
>>>>>Modified: verve-plugin/trunk/panel-plugin/verve-plugin.c
>>>>>===================================================================
>>>>>--- verve-plugin/trunk/panel-plugin/verve-plugin.c
>>>>>2006-07-11 14:37:30 UTC (rev 1752) +++
>>>>>verve-plugin/trunk/panel-plugin/verve-plugin.c 2006-07-11
>>>>>15:17:52 UTC (rev 1753) @@ -79,10 +79,10 @@ void
>>>>>verve_plugin_load_completion (VerveEnv* env, gpointer user_data)
>>>>>{
>>>>>+ gdk_threads_enter ();
>>>>>+
>>>>> VervePlugin *verve = (VervePlugin*) user_data;
>>>>>
>>>>>- g_debug ("Receiving load-binaries signal\n");
>>>>>-
>>>>> verve->completion = g_completion_new (NULL);
>>>>>
>>>>> /* Load command history */
>>>>>@@ -91,6 +91,8 @@
>>>>> /* Load linux binaries from PATH */
>>>>> GList *binaries = verve_env_get_path_binaries (env);
>>>>>
>>>>>+ g_debug ("Receiving load-binaries signal\n");
>>>>>+
>>>>> /* Add command history to completion */
>>>>> if (G_LIKELY (history != NULL))
>>>>> g_completion_add_items (verve->completion, history);
>>>>>@@ -98,6 +100,8 @@
>>>>> /* Add binaries to completion list */
>>>>> if (G_LIKELY (binaries != NULL))
>>>>> g_completion_add_items (verve->completion, binaries);
>>>>>+
>>>>>+ gdk_threads_leave ();
>>>>>}
>>>>
>>>>Err, no, that doesn't change anything. Please read the GDK threads
>>>>documentation.
>>>
>>>In your code (thunar-vfs-job.c) I fond a GDK_THREADS_ENTER/LEAVE
>>>around the signal_emit call. Would something like this work?
>>>
>>>Inside of the thread:
>>>
>>> gdk_threads_enter ();
>>>
>>> /* Emit 'load-binaries' signal */
>>> g_signal_emit_by_name (env, "load-binaries");
>>>
>>> gdk_threads_leave ();
>>
>>Nope. Forget about the global GDK lock, it's very difficult to use,
>>esp. since the main loop in GLib runs outside the GDK lock.
>>
>>Just define a static mutex, using
>>
>> G_LOCK_DEFINE_STATIC(your_lock);
>>
>>and add
>>
>> G_LOCK(your_lock);
>> ...
>> G_UNLOCK(your_lock);
>>
>>to protect the access to your completion.
>
> Ah, ok. Would this require to make the completion a static variable in
> verve-plugin.c, where all the panel plugin related stuff is done?
No you can use one static lock to protect access to "all" completions.
You could of course also assign a mutex "per" completion.
> - Jannis
Benedikt
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