| // Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| #include "base/sys_info.h" | |
| #include "base/logging.h" | |
| namespace base { | |
| int SysInfo::NumberOfProcessors() { | |
| int mib[] = { CTL_HW, HW_NCPU }; | |
| int ncpu; | |
| size_t size = sizeof(ncpu); | |
| if (sysctl(mib, 2, &ncpu, &size, NULL, 0) == -1) { | |
| NOTREACHED(); | |
| return 1; | |
| } | |
| return ncpu; | |
| } | |
| } // namespace base |