1/*
2 * Copyright (C) 2012 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1.  Redistributions of source code must retain the above copyright
8 *     notice, this list of conditions and the following disclaimer.
9 * 2.  Redistributions in binary form must reproduce the above copyright
10 *     notice, this list of conditions and the following disclaimer in the
11 *     documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#include "config.h"
26#include "SystemVersion.h"
27
28namespace WebCore {
29
30#if PLATFORM(IOS) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
31
32static NSString *createSystemMarketingVersion()
33{
34    // Can't use -[NSProcessInfo operatingSystemVersionString] because it has too much stuff we don't want.
35    NSString *systemLibraryPath = [NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSSystemDomainMask, YES) objectAtIndex:0];
36    NSString *systemVersionPlistPath = [systemLibraryPath stringByAppendingPathComponent:@"CoreServices/SystemVersion.plist"];
37    NSDictionary *systemVersionInfo = [NSDictionary dictionaryWithContentsOfFile:systemVersionPlistPath];
38    return [[systemVersionInfo objectForKey:@"ProductVersion"] copy];
39}
40
41#else
42
43static inline int callGestalt(OSType selector)
44{
45    SInt32 value = 0;
46    Gestalt(selector, &value);
47    return value;
48}
49
50static NSString *createSystemMarketingVersion()
51{
52    // Can't use -[NSProcessInfo operatingSystemVersionString] because it has too much stuff we don't want.
53    int major = callGestalt(gestaltSystemVersionMajor);
54    ASSERT(major);
55
56    int minor = callGestalt(gestaltSystemVersionMinor);
57    int bugFix = callGestalt(gestaltSystemVersionBugFix);
58    if (bugFix)
59        return [[NSString alloc] initWithFormat:@"%d.%d.%d", major, minor, bugFix];
60    if (minor)
61        return [[NSString alloc] initWithFormat:@"%d.%d", major, minor];
62    return [[NSString alloc] initWithFormat:@"%d", major];
63}
64
65#endif // PLATFORM(IOS) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
66
67NSString *systemMarketingVersion()
68{
69    static NSString *version = createSystemMarketingVersion();
70    return version;
71}
72
73}
74