| 1 | /* |
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| 2 | * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. |
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| 3 | * Copyright (C) 2008 Google Inc. All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions are |
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| 7 | * met: |
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| 8 | * |
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| 9 | * * Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * * Redistributions in binary form must reproduce the above |
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| 12 | * copyright notice, this list of conditions and the following disclaimer |
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| 13 | * in the documentation and/or other materials provided with the |
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| 14 | * distribution. |
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| 15 | * * Neither the name of Google Inc. nor the names of its |
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| 16 | * contributors may be used to endorse or promote products derived from |
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| 17 | * this software without specific prior written permission. |
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| 18 | * |
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| 19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 20 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 21 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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| 22 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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| 23 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| 24 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| 25 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 26 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 27 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 30 | */ |
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| 31 | |
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| 32 | #ifndef CurrentTime_h |
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| 33 | #define CurrentTime_h |
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| 34 | |
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| 35 | #include <time.h> |
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| 36 | |
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| 37 | namespace WTF { |
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| 38 | |
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| 39 | // Returns the current UTC time in seconds, counted from January 1, 1970. |
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| 40 | // Precision varies depending on platform but is usually as good or better |
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| 41 | // than a millisecond. |
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| 42 | double currentTime(); |
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| 43 | |
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| 44 | // Same thing, in milliseconds. |
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| 45 | inline double currentTimeMS() |
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| 46 | { |
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| 47 | return currentTime() * 1000.0; |
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| 48 | } |
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| 49 | |
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| 50 | inline void getLocalTime(const time_t* localTime, struct tm* localTM) |
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| 51 | { |
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| 52 | #if COMPILER(MSVC7) || COMPILER(MINGW) || OS(WINCE) |
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| 53 | *localTM = *localtime(localTime); |
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| 54 | #elif COMPILER(MSVC) |
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| 55 | localtime_s(localTM, localTime); |
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| 56 | #else |
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| 57 | localtime_r(timer: localTime, tp: localTM); |
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| 58 | #endif |
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| 59 | } |
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| 60 | |
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| 61 | } // namespace WTF |
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| 62 | |
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| 63 | using WTF::currentTime; |
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| 64 | |
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| 65 | #endif // CurrentTime_h |
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| 66 | |
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| 67 | |
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