Ensure that the time-out for sleeping is never negative.

git-svn-id: https://svn.code.sf.net/p/freeglut/code/trunk@375 7f0cb862-5218-0410-a997-914c9d46530a
This commit is contained in:
rkrolib 2003-12-02 21:04:33 +00:00
parent 819e8645b6
commit 642f60f651

View File

@ -423,10 +423,12 @@ static int fgHavePendingRedisplays (void)
static long fgNextTimer( void )
{
long ret = INT_MAX;
SFG_Timer *timer;
SFG_Timer *timer = fgState.Timers.First;
if( (timer = fgState.Timers.First) )
if( timer )
ret = timer->TriggerTime - fgElapsedTime();
if( ret < 0 )
ret = 0;
return ret;
}