1 //===- Linux/TimeValue.cpp - Linux TimeValue Implementation -----*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by Reid Spencer and is distributed under the
6 // University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file provides the Linux specific implementation of the TimeValue class.
12 //===----------------------------------------------------------------------===//
14 // Include the generic Unix implementation
15 #include "../Unix/Unix.h"
21 //===----------------------------------------------------------------------===//
22 //=== WARNING: Implementation here must contain only Linux specific code
23 //=== and must not be generic UNIX code (see ../Unix/TimeValue.cpp)
24 //===----------------------------------------------------------------------===//
26 void TimeValue::now() {
27 struct timeval the_time;
28 timerclear(&the_time);
29 if (0 != ::gettimeofday(&the_time,0))
30 ThrowErrno("Couldn't obtain time of day");
32 this->set( static_cast<TimeValue::SecondsType>( the_time.tv_sec ),
33 static_cast<TimeValue::NanoSecondsType>( the_time.tv_usec * NANOSECONDS_PER_MICROSECOND ) );
35 // vim: sw=2 smartindent smarttab tw=80 autoindent expandtab