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1 // Copyright (c) 2006-2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2009 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 #include "build/build_config.h" | 5 #include "build/build_config.h" |
6 #include "base/safe_strerror_posix.h" | 6 #include "base/safe_strerror_posix.h" |
7 | 7 |
8 #include <errno.h> | 8 #include <errno.h> |
9 #include <stdio.h> | 9 #include <stdio.h> |
10 #include <string.h> | 10 #include <string.h> |
11 | 11 |
12 #define USE_HISTORICAL_STRERRO_R (defined(__GLIBC__) || defined(OS_NACL)) | 12 #define USE_HISTORICAL_STRERRO_R (defined(__GLIBC__) || defined(__BIONIC__) || \ |
| 13 defined(OS_NACL)) |
13 | 14 |
14 #if USE_HISTORICAL_STRERRO_R && defined(__GNUC__) | 15 #if USE_HISTORICAL_STRERRO_R && defined(__GNUC__) |
15 // GCC will complain about the unused second wrap function unless we tell it | 16 // GCC will complain about the unused second wrap function unless we tell it |
16 // that we meant for them to be potentially unused, which is exactly what this | 17 // that we meant for them to be potentially unused, which is exactly what this |
17 // attribute is for. | 18 // attribute is for. |
18 #define POSSIBLY_UNUSED __attribute__((unused)) | 19 #define POSSIBLY_UNUSED __attribute__((unused)) |
19 #else | 20 #else |
20 #define POSSIBLY_UNUSED | 21 #define POSSIBLY_UNUSED |
21 #endif | 22 #endif |
22 | 23 |
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102 // static. | 103 // static. |
103 wrap_posix_strerror_r(&strerror_r, err, buf, len); | 104 wrap_posix_strerror_r(&strerror_r, err, buf, len); |
104 } | 105 } |
105 | 106 |
106 std::string safe_strerror(int err) { | 107 std::string safe_strerror(int err) { |
107 const int buffer_size = 256; | 108 const int buffer_size = 256; |
108 char buf[buffer_size]; | 109 char buf[buffer_size]; |
109 safe_strerror_r(err, buf, sizeof(buf)); | 110 safe_strerror_r(err, buf, sizeof(buf)); |
110 return std::string(buf); | 111 return std::string(buf); |
111 } | 112 } |
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