From bfb7b3eb6822e790b660ce2b4410e777963636c2 Mon Sep 17 00:00:00 2001
From: Reid Spencer <rspencer@reidspencer.com>
Date: Mon, 15 Nov 2004 04:36:35 +0000
Subject: Consolidate the implementation of TimeValue::now() for Unix to use
 the seemingly ubiquitous gettimeofday(3) call.

llvm-svn: 17813
---
 llvm/lib/System/Unix/TimeValue.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'llvm/lib/System/Unix/TimeValue.cpp')

diff --git a/llvm/lib/System/Unix/TimeValue.cpp b/llvm/lib/System/Unix/TimeValue.cpp
index f029f8dadca..6b476c86cad 100644
--- a/llvm/lib/System/Unix/TimeValue.cpp
+++ b/llvm/lib/System/Unix/TimeValue.cpp
@@ -19,6 +19,7 @@
 #include "Unix.h"
 
 #include <time.h>
+#include <sys/time.h>
 
 namespace llvm {
   using namespace sys;
@@ -34,5 +35,17 @@ std::string TimeValue::toString() {
   return result.substr(0,24);
 }
 
+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
-- 
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