/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
+#include "math.h" /* floor */
+
#include "portable.h"
#include "xbt/sysdep.h"
#include "gras/virtu.h"
+#include "xbt/xbt_portability.h" /* private */
+XBT_LOG_EXTERNAL_CATEGORY(virtu);
+XBT_LOG_DEFAULT_CATEGORY(virtu);
double gras_os_time() {
-#ifdef HAVE_GETTIMEOFDAY
- struct timeval tv;
-
- gettimeofday(&tv, NULL);
-
- return (double)(tv.tv_sec + tv.tv_usec / 1000000);
-#else
- /* Poor resolution */
- return (double)(time(NULL));
-#endif /* HAVE_GETTIMEOFDAY? */
-
+ return xbt_os_time();
}
-void gras_os_sleep(unsigned long sec,unsigned long usec) {
+void gras_os_sleep(double sec) {
+ DEBUG1("Do sleep %d sec", (int)sec);
sleep(sec);
- if (usec/1000000) sleep(usec/1000000);
#ifdef HAVE_USLEEP
- (void)usleep(usec % 1000000);
+ DEBUG1("Do sleep %d usec", (int) ((sec - floor(sec)) * 1000000 ));
+ (void)usleep( (sec - floor(sec)) * 1000000);
+#else
+ if ( ((int) sec) == 0) {
+ WARN0("This platform does not implement usleep. Cannot sleep less than one second");
+ }
#endif /* ! HAVE_USLEEP */
}