From 2d113e8792747151bf5d830f1a1485f2f951f940 Mon Sep 17 00:00:00 2001
From: Mattia Rizzolo <mattia@mapreri.org>
Date: Fri, 3 Oct 2014 14:04:58 +0000
Subject: Imported Upstream version 0.50

---
 lib/usleep.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 lib/usleep.c

(limited to 'lib/usleep.c')

diff --git a/lib/usleep.c b/lib/usleep.c
new file mode 100644
index 0000000..4f63df4
--- /dev/null
+++ b/lib/usleep.c
@@ -0,0 +1,60 @@
+/* Copyright (C) 1992 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <config.h>
+
+#ifndef HAVE_USLEEP
+
+#include <sys/types.h>
+#ifdef HAVE_SYS_TIME_H
+# include <sys/time.h>
+#endif
+
+#ifdef HAVE_SYS_SELECT_H
+# include <sys/select.h>
+#endif
+
+#ifdef apollo
+# include <apollo/base.h>
+# include <apollo/time.h>
+  static time_$clock_t DomainTime100mS =
+    {
+	0, 100000/4
+    };
+  static status_$t DomainStatus;
+#endif
+
+/* Sleep USECONDS microseconds, or until a previously set timer goes off.  */
+unsigned int
+usleep (unsigned int useconds)
+{
+#ifdef apollo
+  /* The usleep function does not work under the SYS5.3 environment.
+     Use the Domain/OS time_$wait call instead. */
+  time_$wait (time_$relative, DomainTime100mS, &DomainStatus);
+#else
+  struct timeval delay;
+
+  delay.tv_sec = 0;
+  delay.tv_usec = useconds;
+  select (0, 0, 0, 0, &delay);
+  return 0;
+#endif
+}
+
+#endif /* !HAVE_USLEEP */
-- 
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