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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef BASE_FILES_SCOPED_FILE_H_ |
| 6 #define BASE_FILES_SCOPED_FILE_H_ |
| 7 |
| 8 #include <stdio.h> |
| 9 |
| 10 #include "base/base_export.h" |
| 11 #include "base/logging.h" |
| 12 #include "base/scoped_generic.h" |
| 13 #include "build/build_config.h" |
| 14 |
| 15 namespace base { |
| 16 |
| 17 namespace internal { |
| 18 |
| 19 #if defined(OS_POSIX) |
| 20 struct BASE_EXPORT ScopedFDCloseTraits { |
| 21 static int InvalidValue() { |
| 22 return -1; |
| 23 } |
| 24 static void Free(int fd); |
| 25 }; |
| 26 #endif |
| 27 |
| 28 } // namespace internal |
| 29 |
| 30 #if defined(OS_POSIX) |
| 31 // A low-level Posix file descriptor closer class. Use this when writing |
| 32 // platform-specific code, especially that does non-file-like things with the |
| 33 // FD (like sockets). |
| 34 // |
| 35 // If you're writing low-level Windows code, see base/win/scoped_handle.h |
| 36 // which provides some additional functionality. |
| 37 // |
| 38 // If you're writing cross-platform code that deals with actual files, you |
| 39 // should generally use base::File instead which can be constructed with a |
| 40 // handle, and in addition to handling ownership, has convenient cross-platform |
| 41 // file manipulation functions on it. |
| 42 typedef ScopedGeneric<int, internal::ScopedFDCloseTraits> ScopedFD; |
| 43 #endif |
| 44 |
| 45 } // namespace base |
| 46 |
| 47 #endif // BASE_FILES_SCOPED_FILE_H_ |
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