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78 lines
3 KiB
Objective-C
78 lines
3 KiB
Objective-C
/*
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Copyright (c) 2009-2017, Haystack Software LLC https://www.arqbackup.com
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the names of PhotoMinds LLC or Haystack Software, nor the names of
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their contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "System.h"
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#import "RegexKitLite.h"
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#define SYSTEM_VERSION_PLIST @"/System/Library/CoreServices/SystemVersion.plist"
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@implementation System
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+ (NSString *)productVersion:(NSError **)error {
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NSDictionary *dict = [NSDictionary dictionaryWithContentsOfFile:SYSTEM_VERSION_PLIST];
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if (dict == nil) {
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SETNSERROR(@"SystemErrorDomain", -1, @"failed to parse %@", SYSTEM_VERSION_PLIST);
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return nil;
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}
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NSString *ret = [dict objectForKey:@"ProductVersion"];
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if (ret == nil) {
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SETNSERROR(@"SystemErrorDomain", -1, @"ProductVersion not found in %@", SYSTEM_VERSION_PLIST);
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}
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return ret;
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}
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+ (NSInteger)productMajorVersion:(NSError **)error {
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NSString *productVersion = [System productVersion:error];
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if (productVersion == nil) {
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return -1;
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}
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NSRange range = [productVersion rangeOfRegex:@"^(\\d+)\\.\\d+" capture:1];
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if (range.location == NSNotFound) {
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return -1;
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}
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NSString *majorVersion = [productVersion substringWithRange:range];
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return [majorVersion integerValue];
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}
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+ (NSInteger)productMinorVersion:(NSError **)error {
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NSString *productVersion = [System productVersion:error];
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if (productVersion == nil) {
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return -1;
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}
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NSRange range = [productVersion rangeOfRegex:@"^\\d+\\.(\\d+)" capture:1];
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if (range.location == NSNotFound) {
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return -1;
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}
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NSString *minorVersion = [productVersion substringWithRange:range];
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return [minorVersion integerValue];
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}
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@end
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