OLD | NEW |
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 #include "base/sys_info.h" | 5 #include "base/sys_info.h" |
6 | 6 |
| 7 #include <sys/param.h> |
| 8 #include <sys/sysctl.h> |
| 9 |
7 #include "base/logging.h" | 10 #include "base/logging.h" |
8 | 11 |
9 namespace base { | 12 namespace base { |
10 | 13 |
11 int SysInfo::NumberOfProcessors() { | 14 int SysInfo::NumberOfProcessors() { |
12 int mib[] = { CTL_HW, HW_NCPU }; | 15 int mib[] = { CTL_HW, HW_NCPU }; |
13 int ncpu; | 16 int ncpu; |
14 size_t size = sizeof(ncpu); | 17 size_t size = sizeof(ncpu); |
15 if (sysctl(mib, 2, &ncpu, &size, NULL, 0) == -1) { | 18 if (sysctl(mib, 2, &ncpu, &size, NULL, 0) == -1) { |
16 NOTREACHED(); | 19 NOTREACHED(); |
17 return 1; | 20 return 1; |
18 } | 21 } |
19 return ncpu; | 22 return ncpu; |
20 } | 23 } |
21 | 24 |
22 } // namespace base | 25 } // namespace base |
OLD | NEW |