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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 <errno.h> | 7 #include <errno.h> |
8 #include <string.h> | 8 #include <string.h> |
9 #include <sys/param.h> | 9 #include <sys/param.h> |
10 #include <sys/utsname.h> | 10 #include <sys/utsname.h> |
11 #include <unistd.h> | 11 #include <unistd.h> |
12 | 12 |
13 #include "base/basictypes.h" | 13 #include "base/basictypes.h" |
14 #include "base/file_util.h" | 14 #include "base/file_util.h" |
15 #include "base/logging.h" | 15 #include "base/logging.h" |
16 #include "base/utf_string_conversions.h" | 16 #include "base/utf_string_conversions.h" |
17 | 17 |
18 #if defined(OS_ANDROID) | 18 #if defined(OS_ANDROID) |
19 #include <sys/vfs.h> | 19 #include <sys/vfs.h> |
20 #define statvfs statfs // Android uses a statvfs-like statfs struct and call. | 20 #define statvfs statfs // Android uses a statvfs-like statfs struct and call. |
21 #else | 21 #else |
22 #include <sys/statvfs.h> | 22 #include <sys/statvfs.h> |
23 #include <sys/sysctl.h> | |
24 #endif | 23 #endif |
25 | 24 |
26 namespace base { | 25 namespace base { |
27 | 26 |
28 #if !defined(OS_OPENBSD) | 27 #if !defined(OS_OPENBSD) |
29 int SysInfo::NumberOfProcessors() { | 28 int SysInfo::NumberOfProcessors() { |
30 // It seems that sysconf returns the number of "logical" processors on both | 29 // It seems that sysconf returns the number of "logical" processors on both |
31 // Mac and Linux. So we get the number of "online logical" processors. | 30 // Mac and Linux. So we get the number of "online logical" processors. |
32 long res = sysconf(_SC_NPROCESSORS_ONLN); | 31 long res = sysconf(_SC_NPROCESSORS_ONLN); |
33 if (res == -1) { | 32 if (res == -1) { |
(...skipping 10 matching lines...) Expand all Loading... |
44 struct statvfs stats; | 43 struct statvfs stats; |
45 if (statvfs(path.value().c_str(), &stats) != 0) { | 44 if (statvfs(path.value().c_str(), &stats) != 0) { |
46 return -1; | 45 return -1; |
47 } | 46 } |
48 return static_cast<int64>(stats.f_bavail) * stats.f_frsize; | 47 return static_cast<int64>(stats.f_bavail) * stats.f_frsize; |
49 } | 48 } |
50 | 49 |
51 #if !defined(OS_MACOSX) | 50 #if !defined(OS_MACOSX) |
52 // static | 51 // static |
53 std::string SysInfo::OperatingSystemName() { | 52 std::string SysInfo::OperatingSystemName() { |
54 utsname info; | 53 struct utsname info; |
55 if (uname(&info) < 0) { | 54 if (uname(&info) < 0) { |
56 NOTREACHED(); | 55 NOTREACHED(); |
57 return ""; | 56 return ""; |
58 } | 57 } |
59 return std::string(info.sysname); | 58 return std::string(info.sysname); |
60 } | 59 } |
61 | 60 |
62 // static | 61 // static |
63 std::string SysInfo::OperatingSystemVersion() { | 62 std::string SysInfo::OperatingSystemVersion() { |
64 utsname info; | 63 struct utsname info; |
65 if (uname(&info) < 0) { | 64 if (uname(&info) < 0) { |
66 NOTREACHED(); | 65 NOTREACHED(); |
67 return ""; | 66 return ""; |
68 } | 67 } |
69 return std::string(info.release); | 68 return std::string(info.release); |
70 } | 69 } |
71 #endif | 70 #endif |
72 | 71 |
73 // static | 72 // static |
74 std::string SysInfo::CPUArchitecture() { | 73 std::string SysInfo::CPUArchitecture() { |
75 utsname info; | 74 struct utsname info; |
76 if (uname(&info) < 0) { | 75 if (uname(&info) < 0) { |
77 NOTREACHED(); | 76 NOTREACHED(); |
78 return ""; | 77 return ""; |
79 } | 78 } |
80 return std::string(info.machine); | 79 return std::string(info.machine); |
81 } | 80 } |
82 | 81 |
83 // static | 82 // static |
84 size_t SysInfo::VMAllocationGranularity() { | 83 size_t SysInfo::VMAllocationGranularity() { |
85 return getpagesize(); | 84 return getpagesize(); |
86 } | 85 } |
87 | 86 |
88 } // namespace base | 87 } // namespace base |
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