fix for using freed memory to exec stuff

openbox/menu.c

@@ -12,7 +12,9 @@
 #include "misc.h"
 #include "parser/parse.h"
 
-GHashTable *menu_hash = NULL;
+static GHashTable *menu_hash = NULL;
+
+ObParseInst *menu_parse_inst;
 
 typedef struct _ObMenuParseState ObMenuParseState;
 
@@ -129,69 +131,80 @@ void menu_startup(ObParseInst *i)
 {
     menu_hash = g_hash_table_new_full(g_str_hash, g_str_equal, NULL,
                                       (GDestroyNotify)menu_destroy_hash_value);
+    menu_parse_inst = parse_startup();
 }
 
 void menu_shutdown()
 {
+    parse_shutdown(menu_parse_inst);
+    menu_parse_inst = NULL;
+
     menu_frame_hide_all();
     g_hash_table_destroy(menu_hash);
     menu_hash = NULL;
 }
 
+gboolean menu_open(gchar *file, xmlDocPtr *doc, xmlNodePtr *node)
+{
+    gboolean loaded = TRUE;
+    gchar *p;
+
+    p = g_build_filename(g_get_home_dir(), ".openbox", file, NULL);
+    if (!parse_load(p, "openbox_menu", doc, node)) {
+        g_free(p);
+        p = g_build_filename(RCDIR, file, NULL);
+        if (!parse_load(p, "openbox_menu", doc, node)) {
+            g_free(p);
+            p = g_strdup(file);
+            if (!parse_load(p, "openbox_menu", doc, node)) {
+                g_warning("Failed to load menu from '%s'", file);
+                loaded = FALSE;
+            }
+        }
+    }
+    g_free(p);
+    return loaded;
+}
+
 void menu_parse()
 {
-    ObParseInst *i;
     ObMenuParseState parse_state;
     xmlDocPtr doc;
     xmlNodePtr node;
-    gchar *p;
     gboolean loaded = FALSE;
+    GSList *it;
 
-    i = parse_startup();
+    for (it = config_menu_files; it; it = g_slist_next(it)) {
+        if (menu_open(it->data, &doc, &node))
+            loaded = TRUE;
 
-    if (config_menu_path)
-        if (!(loaded =
-              parse_load(config_menu_path, "openbox_menu", &doc, &node)))
-            g_warning("Failed to load menu from '%s'", config_menu_path);
-    if (!loaded) {
-        p = g_build_filename(g_get_home_dir(), ".openbox", "menu", NULL);
-        if (!(loaded =
-              parse_load(p, "openbox_menu", &doc, &node)))
-            g_warning("Failed to load menu from '%s'", p);
-        g_free(p);
-    }
-    if (!loaded) {
-        p = g_build_filename(RCDIR, "menu", NULL);
-        if (!(loaded =
-              parse_load(p, "openbox_menu", &doc, &node)))
-            g_warning("Failed to load menu from '%s'", p);
-        g_free(p);
     }
+    if (!loaded)
+        loaded = menu_open("menu", &doc, &node);
 
     if (loaded) {
         parse_state.menus = NULL;
 
-        parse_register(i, "menu", parse_menu, &parse_state);
-        parse_register(i, "item", parse_menu_item, &parse_state);
-        parse_register(i, "separator", parse_menu_separator, &parse_state);
-        parse_tree(i, doc, node->xmlChildrenNode);
+        parse_register(menu_parse_inst, "menu", parse_menu, &parse_state);
+        parse_register(menu_parse_inst, "item", parse_menu_item, &parse_state);
+        parse_register(menu_parse_inst, "separator",
+                       parse_menu_separator, &parse_state);
+        parse_tree(menu_parse_inst, doc, node->xmlChildrenNode);
     }
-
-    parse_shutdown(i);
 }
 
 gboolean menu_new(gchar *name, gchar *title, gpointer data)
 {
     ObMenu *self;
 
-    if (g_hash_table_lookup(menu_hash, name)) return FALSE;
+    /*if (g_hash_table_lookup(menu_hash, name)) return FALSE;*/
 
     self = g_new0(ObMenu, 1);
     self->name = g_strdup(name);
     self->title = g_strdup(title);
     self->data = data;
 
-    g_hash_table_insert(menu_hash, self->name, self);
+    g_hash_table_replace(menu_hash, self->name, self);
 
     return TRUE;
 }

openbox/menu.h

@@ -20,11 +20,10 @@ typedef struct _ObSubmenuMenuEntry ObSubmenuMenuEntry;
 typedef struct _ObSeparatorMenuEntry ObSeparatorMenuEntry;
 
 typedef void (*ObMenuUpdateFunc)(struct _ObMenuFrame *frame, gpointer data);
-typedef void (*ObMenuExecuteFunc)(struct _ObMenuEntryFrame *frame,
-                                  gpointer data);
+typedef void (*ObMenuExecuteFunc)(struct _ObMenuEntry *entry, gpointer data);
 typedef void (*ObMenuDestroyFunc)(struct _ObMenu *menu, gpointer data);
 
-extern GList *menu_visible;
+extern ObParseInst *menu_parse_inst;
 
 struct _ObMenu
 {

openbox/menuframe.c

@@ -572,16 +572,22 @@ void menu_entry_frame_show_submenu(ObMenuEntryFrame *self)
 void menu_entry_frame_execute(ObMenuEntryFrame *self, gboolean hide)
 {
     if (self->entry->type == OB_MENU_ENTRY_TYPE_NORMAL) {
+        /* grab all this shizzle, cuz when the menu gets hidden, 'self'
+           gets freed */
+        ObMenuEntry *entry = self->entry;
+        ObMenuExecuteFunc func = self->frame->menu->execute_func;
+        gpointer data = self->frame->menu->data;
+        GSList *acts = self->entry->data.normal.actions;
+
         /* release grabs before executing the shit */
         menu_frame_hide_all();
 
-        if (self->frame->menu->execute_func)
-            self->frame->menu->execute_func(self, self->frame->menu->data);
+        if (func)
+            func(entry, data);
         else {
             GSList *it;
 
-            for (it = self->entry->data.normal.actions; it;
-                 it = g_slist_next(it))
+            for (it = acts; it; it = g_slist_next(it))
             {
                 ObAction *act = it->data;
                 act->data.any.c = self->frame->client;

plugins/menu/client_list_menu.c

@@ -60,11 +60,11 @@ static void desk_menu_update(ObMenuFrame *frame, gpointer data)
 
 /* executes it without changing the client in the actions, since we set that
    when we make the actions! */
-static void desk_menu_execute(ObMenuEntryFrame *self, gpointer data)
+static void desk_menu_execute(ObMenuEntry *self, gpointer data)
 {
     GSList *it;
 
-    for (it = self->entry->data.normal.actions; it; it = g_slist_next(it))
+    for (it = self->data.normal.actions; it; it = g_slist_next(it))
     {
         ObAction *act = it->data;
         act->func(&act->data);