Remove plugin callbacks in plugin_destroy functions

src/plugins/c_plugins.c

@@ -523,6 +523,8 @@ c_plugin_destroy(ProfPlugin *plugin)
 {
     assert (plugin && plugin->module);
 
+    callbacks_remove(plugin->name);
+
     if (dlclose (plugin->module)) {
         log_warning ("dlclose failed to close `%s' with `%s'", plugin->name, dlerror ());
     }

src/plugins/callbacks.c

@@ -138,7 +138,14 @@ callbacks_init(void)
     p_window_callbacks = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)_free_window_callbacks);
 }
 
-// TODO move to plugin destroy functions
+void
+callbacks_remove(const char *const plugin_name)
+{
+    g_hash_table_remove(p_commands, plugin_name);
+    g_hash_table_remove(p_timed_functions, plugin_name);
+    g_hash_table_remove(p_window_callbacks, plugin_name);
+}
+
 void
 callbacks_close(void)
 {

src/plugins/callbacks.h

@@ -64,6 +64,7 @@ typedef struct p_window_input_callback {
 } PluginWindowCallback;
 
 void callbacks_init(void);
+void callbacks_remove(const char *const plugin_name);
 void callbacks_close(void);
 
 void callbacks_add_command(const char *const plugin_name, PluginCommand *command);

src/plugins/python_plugins.c

@@ -889,6 +889,7 @@ void
 python_plugin_destroy(ProfPlugin *plugin)
 {
     disable_python_threads();
+    callbacks_remove(plugin->name);
     free(plugin->name);
     Py_XDECREF(plugin->module);
     free(plugin);