mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
cd52a7a381
Apparently, the style needs to be agreed upon first. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240390 91177308-0d34-0410-b5e6-96231b3b80d8
55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
//===- Unix/TimeValue.cpp - Unix 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 implements the Unix specific portion of the TimeValue class.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
//=== WARNING: Implementation here must contain only generic UNIX code that
|
|
//=== is guaranteed to work on *all* UNIX variants.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "Unix.h"
|
|
|
|
namespace llvm {
|
|
using namespace sys;
|
|
|
|
std::string TimeValue::str() const {
|
|
time_t OurTime = time_t(this->toEpochTime());
|
|
struct tm Storage;
|
|
struct tm *LT = ::localtime_r(&OurTime, &Storage);
|
|
assert(LT);
|
|
char Buffer1[sizeof("YYYY-MM-DD HH:MM:SS")];
|
|
strftime(Buffer1, sizeof(Buffer1), "%Y-%m-%d %H:%M:%S", LT);
|
|
char Buffer2[sizeof("YYYY-MM-DD HH:MM:SS.MMMUUUNNN")];
|
|
snprintf(Buffer2, sizeof(Buffer2), "%s.%.9u", Buffer1, this->nanoseconds());
|
|
return std::string(Buffer2);
|
|
}
|
|
|
|
TimeValue TimeValue::now() {
|
|
struct timeval the_time;
|
|
timerclear(&the_time);
|
|
if (0 != ::gettimeofday(&the_time,nullptr)) {
|
|
// This is *really* unlikely to occur because the only gettimeofday
|
|
// errors concern the timezone parameter which we're passing in as 0.
|
|
// In the unlikely case it does happen, just return MinTime, no error
|
|
// message needed.
|
|
return MinTime();
|
|
}
|
|
|
|
return TimeValue(
|
|
static_cast<TimeValue::SecondsType>( the_time.tv_sec +
|
|
PosixZeroTimeSeconds ),
|
|
static_cast<TimeValue::NanoSecondsType>( the_time.tv_usec *
|
|
NANOSECONDS_PER_MICROSECOND ) );
|
|
}
|
|
|
|
}
|