Add MENU_TOGGLE bind config.

input/input_common.c

@@ -551,6 +551,7 @@ static const struct str_to_bind_map str_to_bind[] = {
    { "overlay_next",          RARCH_OVERLAY_NEXT },
    { "disk_eject_toggle",     RARCH_DISK_EJECT_TOGGLE },
    { "disk_next",             RARCH_DISK_NEXT },
+   { "menu_toggle",           RARCH_MENU_TOGGLE },
 };
 
 unsigned input_str_to_bind(const char *str)

retroarch.cfg

@@ -392,6 +392,9 @@
 # Complete by toggling eject again.
 # input_disk_next =
 
+# Toggles RGUI menu.
+# input_menu_toggle = f1
+
 #### Misc
 
 # Enable rewinding. This will take a performance hit when playing, so it is disabled by default.

settings.c

@@ -837,6 +837,7 @@ static const struct bind_map bind_maps[MAX_PLAYERS][RARCH_BIND_LIST_END_NULL] =
       DECLARE_BIND(overlay_next,          RARCH_OVERLAY_NEXT),
       DECLARE_BIND(disk_eject_toggle,     RARCH_DISK_EJECT_TOGGLE),
       DECLARE_BIND(disk_next,             RARCH_DISK_NEXT),
+      DECLARE_BIND(menu_toggle,           RARCH_MENU_TOGGLE),
    },
 
    { DECL_PLAYER(2) },

tools/retroarch-joyconfig.c

@@ -125,6 +125,7 @@ static struct bind binds[] = {
    MISC_BIND("Next overlay", overlay_next),
    MISC_BIND("Disk eject toggle", disk_eject_toggle),
    MISC_BIND("Disk next cycle", disk_next),
+   MISC_BIND("Menu toggle", menu_toggle),
 };
 
 #define MAX_BUTTONS 32