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29a60e6deb
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201258 91177308-0d34-0410-b5e6-96231b3b80d8
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
//===- Win32/TimeValue.cpp - Win32 TimeValue Implementation -----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file provides the Win32 implementation of the TimeValue class.
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//
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//===----------------------------------------------------------------------===//
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#include "WindowsSupport.h"
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#include <cctype>
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#include <time.h>
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using namespace llvm;
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using namespace llvm::sys;
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//===----------------------------------------------------------------------===//
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//=== WARNING: Implementation here must contain only Win32 specific code.
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//===----------------------------------------------------------------------===//
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TimeValue TimeValue::now() {
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uint64_t ft;
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GetSystemTimeAsFileTime(reinterpret_cast<FILETIME *>(&ft));
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TimeValue t(0, 0);
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t.fromWin32Time(ft);
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return t;
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}
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std::string TimeValue::str() const {
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struct tm *LT;
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#ifdef __MINGW32__
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// Old versions of mingw don't have _localtime64_s. Remove this once we drop support
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// for them.
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time_t OurTime = time_t(this->toEpochTime());
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LT = ::localtime(&OurTime);
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assert(LT);
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#else
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struct tm Storage;
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__time64_t OurTime = this->toEpochTime();
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int Error = ::_localtime64_s(&Storage, &OurTime);
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assert(!Error);
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LT = &Storage;
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#endif
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char Buffer[25];
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// FIXME: the windows version of strftime doesn't support %e
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strftime(Buffer, 25, "%b %d %H:%M %Y", LT);
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assert((Buffer[3] == ' ' && isdigit(Buffer[5]) && Buffer[6] == ' ') &&
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"Unexpected format in strftime()!");
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// Emulate %e on %d to mute '0'.
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if (Buffer[4] == '0')
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Buffer[4] = ' ';
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return std::string(Buffer);
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}
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