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//===- Win32/TimeValue.cpp - Win32 TimeValue Implementation -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file provides the Win32 implementation of the TimeValue class.
//
//===----------------------------------------------------------------------===//
#include "WindowsSupport.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/raw_ostream.h"
#include <cctype>
#include <time.h>
using namespace llvm;
using namespace llvm::sys;
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only Win32 specific code.
//===----------------------------------------------------------------------===//
TimeValue TimeValue::now() {
uint64_t ft;
GetSystemTimeAsFileTime(reinterpret_cast<FILETIME *>(&ft));
TimeValue t(0, 0);
t.fromWin32Time(ft);
return t;
}
std::string TimeValue::str() const {
std::string S;
struct tm *LT;
#ifdef __MINGW32__
// Old versions of mingw don't have _localtime64_s. Remove this once we drop support
// for them.
time_t OurTime = time_t(this->toEpochTime());
LT = ::localtime(&OurTime);
assert(LT);
#else
struct tm Storage;
__time64_t OurTime = this->toEpochTime();
int Error = ::_localtime64_s(&Storage, &OurTime);
assert(!Error);
LT = &Storage;
#endif
char Buffer[sizeof("YYYY-MM-DD HH:MM:SS")];
strftime(Buffer, sizeof(Buffer), "%Y-%m-%d %H:%M:%S", LT);
raw_string_ostream OS(S);
OS << format("%s.%.9u", static_cast<const char *>(Buffer),
this->nanoseconds());
OS.flush();
return S;
}
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