llvm/lib/System/Linux/TimeValue.cpp
2004-09-25 08:32:37 +00:00

40 lines
1.4 KiB
C++

//===- Linux/TimeValue.cpp - Linux TimeValue Implementation -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Reid Spencer and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file provides the Linux specific implementation of the TimeValue class.
//
//===----------------------------------------------------------------------===//
// Include the generic Unix implementation
#include "../Unix/Unix.h"
#include <sys/time.h>
namespace llvm {
using namespace sys;
//===----------------------------------------------------------------------===//
//=== WARNING: Implementation here must contain only Linux specific code
//=== and must not be generic UNIX code (see ../Unix/TimeValue.cpp)
//===----------------------------------------------------------------------===//
TimeValue TimeValue::now() {
struct timeval the_time;
timerclear(&the_time);
if (0 != ::gettimeofday(&the_time,0))
ThrowErrno("Couldn't obtain time of day");
return TimeValue(
static_cast<TimeValue::SecondsType>( the_time.tv_sec ),
static_cast<TimeValue::NanoSecondsType>( the_time.tv_usec *
NANOSECONDS_PER_MICROSECOND ) );
}
// vim: sw=2 smartindent smarttab tw=80 autoindent expandtab
}