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      1 /*
      2  * Copyright (C) 2007, 2011 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  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     14  *     its contributors may be used to endorse or promote products derived
     15  *     from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #import "config.h"
     30 #import "FileSystem.h"
     31 
     32 #import "PlatformString.h"
     33 #import <wtf/RetainPtr.h>
     34 #import <wtf/text/CString.h>
     35 #import <wtf/UnusedParam.h>
     36 
     37 namespace WebCore {
     38 
     39 String homeDirectoryPath()
     40 {
     41     return NSHomeDirectory();
     42 }
     43 
     44 String openTemporaryFile(const String& prefix, PlatformFileHandle& platformFileHandle)
     45 {
     46     platformFileHandle = invalidPlatformFileHandle;
     47 
     48     Vector<char> temporaryFilePath(PATH_MAX);
     49     if (!confstr(_CS_DARWIN_USER_TEMP_DIR, temporaryFilePath.data(), temporaryFilePath.size()))
     50         return String();
     51 
     52     // Shrink the vector.
     53     temporaryFilePath.shrink(strlen(temporaryFilePath.data()));
     54     ASSERT(temporaryFilePath.last() == '/');
     55 
     56     // Append the file name.
     57     CString prefixUtf8 = prefix.utf8();
     58     temporaryFilePath.append(prefixUtf8.data(), prefixUtf8.length());
     59     temporaryFilePath.append("XXXXXX", 6);
     60     temporaryFilePath.append('\0');
     61 
     62     platformFileHandle = mkstemp(temporaryFilePath.data());
     63     if (platformFileHandle == invalidPlatformFileHandle)
     64         return String();
     65 
     66     return String::fromUTF8(temporaryFilePath.data());
     67 }
     68 
     69 bool canExcludeFromBackup()
     70 {
     71 #ifdef BUILDING_ON_TIGER
     72     return false;
     73 #else
     74     return true;
     75 #endif
     76 }
     77 
     78 bool excludeFromBackup(const String& path)
     79 {
     80 #ifdef BUILDING_ON_TIGER
     81     UNUSED_PARAM(path);
     82     return false;
     83 #else
     84     // It is critical to pass FALSE for excludeByPath because excluding by path requires root privileges.
     85     CSBackupSetItemExcluded(pathAsURL(path).get(), TRUE, FALSE);
     86     return true;
     87 #endif
     88 }
     89 
     90 } // namespace WebCore
     91