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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/os.h" | 5 #include "vm/os.h" |
6 | 6 |
7 #include <errno.h> | 7 #include <errno.h> |
8 #include <limits.h> | 8 #include <limits.h> |
9 #include <mach/mach.h> | 9 #include <mach/mach.h> |
10 #include <mach/clock.h> | 10 #include <mach/clock.h> |
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53 tm->tm_wday = -1; | 53 tm->tm_wday = -1; |
54 time_t seconds = mktime(tm); | 54 time_t seconds = mktime(tm); |
55 if ((seconds == -1) && (tm->tm_wday == -1)) { | 55 if ((seconds == -1) && (tm->tm_wday == -1)) { |
56 return false; | 56 return false; |
57 } | 57 } |
58 *seconds_result = seconds; | 58 *seconds_result = seconds; |
59 return true; | 59 return true; |
60 } | 60 } |
61 | 61 |
62 | 62 |
| 63 bool OS::GetTimeZoneName(int64_t seconds_since_epoch, |
| 64 const char** name_result) { |
| 65 tm decomposed; |
| 66 bool succeeded = LocalTime(seconds_since_epoch, &decomposed); |
| 67 if (!succeeded) return false; |
| 68 *name_result = decomposed.tm_zone; |
| 69 return true; |
| 70 } |
| 71 |
| 72 |
| 73 bool OS::GetTimeZoneOffsetInSeconds(int64_t seconds_since_epoch, |
| 74 int* offset_result) { |
| 75 tm decomposed; |
| 76 bool succeeded = LocalTime(seconds_since_epoch, &decomposed); |
| 77 if (!succeeded) return false; |
| 78 // Even if the offset was 24 hours it would still easily fit into 32 bits. |
| 79 *offset_result = static_cast<int>(decomposed.tm_gmtoff); |
| 80 return true; |
| 81 } |
| 82 |
| 83 |
63 int64_t OS::GetCurrentTimeMillis() { | 84 int64_t OS::GetCurrentTimeMillis() { |
64 return GetCurrentTimeMicros() / 1000; | 85 return GetCurrentTimeMicros() / 1000; |
65 } | 86 } |
66 | 87 |
67 | 88 |
68 int64_t OS::GetCurrentTimeMicros() { | 89 int64_t OS::GetCurrentTimeMicros() { |
69 // gettimeofday has microsecond resolution. | 90 // gettimeofday has microsecond resolution. |
70 struct timeval tv; | 91 struct timeval tv; |
71 if (gettimeofday(&tv, NULL) < 0) { | 92 if (gettimeofday(&tv, NULL) < 0) { |
72 UNREACHABLE(); | 93 UNREACHABLE(); |
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174 void OS::Abort() { | 195 void OS::Abort() { |
175 abort(); | 196 abort(); |
176 } | 197 } |
177 | 198 |
178 | 199 |
179 void OS::Exit(int code) { | 200 void OS::Exit(int code) { |
180 exit(code); | 201 exit(code); |
181 } | 202 } |
182 | 203 |
183 } // namespace dart | 204 } // namespace dart |
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