1 /* 2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 // Support for detecting Mac OS X Versions 27 28 #include <math.h> 29 #include <stdlib.h> 30 #include <stdio.h> 31 #import <JavaRuntimeSupport/JavaRuntimeSupport.h> 32 33 34 // returns 107 for Lion, 106 for SnowLeopard etc. 35 int getOSXMajorVersion() { 36 char *ver = JRSCopyOSVersion(); 37 if (ver == NULL) { 38 return 0; 39 } 40 41 int len = strlen(ver); 42 int v = 0; 43 44 // Third char must be a '.' 45 if (len >= 3 && ver[2] == '.') { 46 int i; 47 48 v = (ver[0] - '0') * 10 + (ver[1] - '0'); 49 for (i = 3; i < len && isdigit(ver[i]); ++i) { 50 v = v * 10 + (ver[i] - '0'); 51 } 52 } 53 54 free(ver); 55 56 return v; 57 } 58 59 BOOL isSnowLeopardOrLower() { 60 return (getOSXMajorVersion() < 107); 61 }