fix timer calculations

svn path=/branches/glib-2-12/; revision=5243

1 files changed, 3 insertions, 2 deletions

diff --git a/gthread/gthread-posix.c b/gthread/gthread-posix.c
index d05165c68..124d452e1 100644
--- a/gthread/gthread-posix.c
+++ b/gthread/gthread-posix.c
@@ -429,18 +429,19 @@ g_thread_equal_posix_impl (gpointer thread1, gpointer thread2)
 static guint64
 g_gettime_posix_impl (void)
 {
+#define G_NSEC_PER_SEC 100000000000
 #ifdef USE_CLOCK_GETTIME 
   struct timespec tv;
 
   clock_gettime (posix_clock, &tv);
 
-  return tv.tv_sec * 1e9 + tv.tv_nsec;
+  return (guint64) tv.tv_sec * G_NSEC_PER_SEC + tv.tv_nsec;
 #else
   struct timeval tv;
 
   gettimeofday (&tv, NULL);
 
-  return tv.tv_sec * 1e9 + tv.tv_usec * 1000; 
+  return (guint64) tv.tv_sec * G_NSEC_PER_SEC + tv.tv_usec * 1000; 
 #endif
 }