vendor/traceroute

1 files changed, 32 insertions, 0 deletions

diff --git a/contrib/traceroute/usleep.c b/contrib/traceroute/usleep.c
new file mode 100644
index 000000000000..6c0716da3c75
--- /dev/null
+++ b/contrib/traceroute/usleep.c
@@ -0,0 +1,32 @@
+#ifndef lint
+static const char rcsid[] =
+    "@(#) $Id: usleep.c,v 1.1 2000/09/16 05:31:06 leres Exp $ (LBL)";
+#endif
+
+#include <sys/types.h>
+#include <sys/time.h>
+
+#include <stdio.h>
+
+#include "gnuc.h"
+#ifdef HAVE_OS_PROTO_H
+#include "os-proto.h"
+#endif
+
+int
+usleep(register u_int useconds)
+{
+#ifdef HAVE_NANOSLEEP
+	struct timespec ts;
+
+	ts.tv_sec = useconds / 1000000;
+	ts.tv_nsec = (useconds % 1000000) * 1000;
+	return (nanosleep(&ts, NULL));
+#else
+	struct timeval tv;
+
+	tv.tv_sec = useconds / 1000000;
+	tv.tv_usec = useconds % 1000000;
+	return (select(0, NULL, NULL, NULL, &tv));
+#endif
+}