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62 lines
1.8 KiB
C++
62 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 "llvm/Support/Format.h"
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#include "llvm/Support/raw_ostream.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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std::string S;
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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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(void)Error;
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LT = &Storage;
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#endif
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char Buffer[sizeof("YYYY-MM-DD HH:MM:SS")];
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strftime(Buffer, sizeof(Buffer), "%Y-%m-%d %H:%M:%S", LT);
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raw_string_ostream OS(S);
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OS << format("%s.%.9u", static_cast<const char *>(Buffer),
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this->nanoseconds());
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OS.flush();
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return S;
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}
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