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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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 #ifndef BASE_FILE_DESCRIPTOR_SHUFFLE_H_ | 5 #ifndef BASE_FILE_DESCRIPTOR_SHUFFLE_H_ |
6 #define BASE_FILE_DESCRIPTOR_SHUFFLE_H_ | 6 #define BASE_FILE_DESCRIPTOR_SHUFFLE_H_ |
7 | 7 |
8 // This code exists to perform the shuffling of file descriptors which is | 8 // This code exists to perform the shuffling of file descriptors which is |
9 // commonly needed when forking subprocesses. The naive approve is very simple, | 9 // commonly needed when forking subprocesses. The naive approve is very simple, |
10 // just call dup2 to setup the desired descriptors, but wrong. It's tough to | 10 // just call dup2 to setup the desired descriptors, but wrong. It's tough to |
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69 bool PerformInjectiveMultimap(const InjectiveMultimap& map, | 69 bool PerformInjectiveMultimap(const InjectiveMultimap& map, |
70 InjectionDelegate* delegate); | 70 InjectionDelegate* delegate); |
71 | 71 |
72 static inline bool ShuffleFileDescriptors(const InjectiveMultimap& map) { | 72 static inline bool ShuffleFileDescriptors(const InjectiveMultimap& map) { |
73 FileDescriptorTableInjection delegate; | 73 FileDescriptorTableInjection delegate; |
74 return PerformInjectiveMultimap(map, &delegate); | 74 return PerformInjectiveMultimap(map, &delegate); |
75 } | 75 } |
76 | 76 |
77 } // namespace base | 77 } // namespace base |
78 | 78 |
79 #endif // !BASE_FILE_DESCRIPTOR_SHUFFLE_H_ | 79 #endif // BASE_FILE_DESCRIPTOR_SHUFFLE_H_ |
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