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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/file_util.h" | 5 #include "base/file_util.h" |
6 | 6 |
7 #include <fcntl.h> | 7 #include <fcntl.h> |
8 | 8 |
9 #include <string> | 9 #include <string> |
10 #include <vector> | 10 #include <vector> |
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65 } | 65 } |
66 | 66 |
67 if (close(infile) < 0) | 67 if (close(infile) < 0) |
68 result = false; | 68 result = false; |
69 if (close(outfile) < 0) | 69 if (close(outfile) < 0) |
70 result = false; | 70 result = false; |
71 | 71 |
72 return result; | 72 return result; |
73 } | 73 } |
74 | 74 |
75 bool EvictFileFromSystemCache(const FilePath path) { | |
76 int fd = open(path.value().c_str(), O_RDONLY); | |
77 if (fd < 0) | |
78 return false; | |
79 if (fdatasync(fd) != 0) | |
80 return false; | |
81 if (posix_fadvise(fd, 0, 0, POSIX_FADV_DONTNEED) != 0) | |
82 return false; | |
83 close(fd); | |
84 return true; | |
85 } | |
86 | |
87 } // namespace file_util | 75 } // namespace file_util |
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