gtk2/gdk/quartz/gdkglobals-quartz.c
Michael Natterer e2144fbb7e quartz: call Gestalt() only once per session in gdk_quartz_osx_version()
Thanks to Paul Davis for pointing this out.
(cherry picked from commit d6533ffc44)
2012-11-29 15:00:38 +01:00

47 lines
1.3 KiB
C

/* gdkglobals-quartz.c
*
* Copyright (C) 2005 Imendio AB
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gdktypes.h"
#include "gdkprivate.h"
#include "gdkquartz.h"
GdkDisplay *_gdk_display = NULL;
GdkScreen *_gdk_screen = NULL;
GdkWindow *_gdk_root = NULL;
GdkOSXVersion
gdk_quartz_osx_version (void)
{
static gint32 minor = 0;
if (!minor)
{
OSErr err = Gestalt (gestaltSystemVersionMinor, (SInt32*)&minor);
g_return_val_if_fail (err == noErr, GDK_OSX_UNSUPPORTED);
}
if (minor < GDK_OSX_MIN)
return GDK_OSX_UNSUPPORTED;
else if (minor > GDK_OSX_CURRENT)
return GDK_OSX_NEW;
else
return minor;
}