[gtk-mac-integration] gtkosxapplication_quartz.c - fix crash with some locales

[John Ralls <jralls src gnome org>]

commit fbb806cf65c4e3ff91047847b61dcc21cc8ed3dc
Author: parafin <parafin paraf in>
Date:   Thu Aug 4 13:38:10 2022 +0000

    gtkosxapplication_quartz.c - fix crash with some locales
    
    Tested with darktable on macOS 10.14/10.15.
    Without this change e.g. English and Deutsch UI language works,
    but for example choosing Italian or Russian results in the following crash:
    
    2022-08-04 15:35:14.327 darktable[15963:302678] *** Assertion failure in -[NSMenuItem 
initWithTitle:action:keyEquivalent:], 
/AppleInternal/BuildRoot/Library/Caches/com.apple.xbs/Sources/AppKit/AppKit-1894.70.110/Menus.subproj/NSMenuItem.m:424
    2022-08-04 15:35:14.329 darktable[15963:302678] *** Terminating app due to uncaught exception 
'NSInternalInconsistencyException', reason: 'Invalid parameter not satisfying: aString != nil'
    *** First throw call stack:
    (
            0   CoreFoundation                      0x00007fff39fcba17 __exceptionPreprocess + 250
            1   libobjc.A.dylib                     0x00007fff71edda9e objc_exception_throw + 48
            2   CoreFoundation                      0x00007fff39ff4d40 +[NSException raise:format:arguments:] 
+ 88
            3   Foundation                          0x00007fff3c70c91d -[NSAssertionHandler 
handleFailureInMethod:object:file:lineNumber:description:] + 191
            4   AppKit                              0x00007fff371f6eb9 -[NSMenuItem 
initWithTitle:action:keyEquivalent:] + 324
            5   libgtkmacintegration-gtk3.4.dylib   0x0000000108e49079 gtkosx_application_set_menu_bar + 1119
            6   libdarktable.dylib                  0x0000000105cca914 dt_gui_gtk_init + 340
            7   libdarktable.dylib                  0x0000000105b44120 dt_init + 8896
            8   darktable                           0x0000000105aecf3a main + 42
            9   libdyld.dylib                       0x00007fff7307dcc9 start + 1
    )
    libc++abi.dylib: terminating with uncaught exception of type NSException

 src/gtkosxapplication_quartz.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/gtkosxapplication_quartz.c b/src/gtkosxapplication_quartz.c
index 7dc362e..32f9558 100644
--- a/src/gtkosxapplication_quartz.c
+++ b/src/gtkosxapplication_quartz.c
@@ -593,6 +593,7 @@ gtkosx_application_init (GtkosxApplication *self)
   [NSApp setDelegate: [GtkApplicationDelegate new]];
   self->priv->delegate = [NSApp delegate];
   bindtextdomain (PACKAGE_NAME, LOCALEDIR);
+  bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
 
   /* Check if we're running inside an application bundle and overwrite the
    * previously bound domain to a location inside the bundle.