[llvm-commits] CVS: llvm/lib/System/Unix/TimeValue.inc

[Reid Spencer]

Changes in directory llvm/lib/System/Unix:

TimeValue.inc updated: 1.9 -> 1.10
---
Log message:

Don't throw needlessly. Failure of gettimeofday is *very* unlinkely so 
just return MinTime if that should ever happen.


---
Diffs of the changes:  (+7 -2)

 TimeValue.inc |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)


Index: llvm/lib/System/Unix/TimeValue.inc
diff -u llvm/lib/System/Unix/TimeValue.inc:1.9 llvm/lib/System/Unix/TimeValue.inc:1.10
--- llvm/lib/System/Unix/TimeValue.inc:1.9	Mon May 16 01:59:53 2005
+++ llvm/lib/System/Unix/TimeValue.inc	Tue Aug 22 12:38:44 2006
@@ -39,8 +39,13 @@
 TimeValue TimeValue::now() {
   struct timeval the_time;
   timerclear(&the_time);
-  if (0 != ::gettimeofday(&the_time,0)) 
-    ThrowErrno("Couldn't obtain time of day");
+  if (0 != ::gettimeofday(&the_time,0)) {
+    // 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 ),