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/* Copyright (C) 2013 Wildfire Games.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#import <AvailabilityMacros.h> // MAC_OS_X_VERSION_MIN_REQUIRED
#import <Foundation/Foundation.h>
#import <dispatch/dispatch.h>
#import <string>
#import "osx_sys_version.h"
void GetSystemVersion(int &major, int &minor, int &bugfix)
{
// grand central dispatch only available on 10.6+
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1060
if (dispatch_once != nil)
{
// sensible default
static int mMajor = 10;
static int mMinor = 8;
static int mBugfix = 0;
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
NSString* versionString = [[NSDictionary dictionaryWithContentsOfFile:@"/System/Library/CoreServices/SystemVersion.plist"] objectForKey:@"ProductVersion"];
NSArray* versions = [versionString componentsSeparatedByString:@"."];
if (versions.count >= 1)
mMajor = [[versions objectAtIndex:0] integerValue];
if (versions.count >= 2)
mMinor = [[versions objectAtIndex:1] integerValue];
if (versions.count >= 3)
mBugfix = [[versions objectAtIndex:2] integerValue];
});
major = mMajor;
minor = mMinor;
bugfix = mBugfix;
}
else
{
#endif // fallback to 10.5 API
// just return 10.5.0, it's unlikely we support an earlier OS
// and unlikely we care about bugfix versions
major = 10;
minor = 5;
bugfix = 0;
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1060
}
#endif
}
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