From 9b15ac90549231c3aadaf3f77814b0a26c049890 Mon Sep 17 00:00:00 2001
From: Jeff Johnston <jjohnstn@redhat.com>
Date: Tue, 6 Jun 2006 15:41:10 +0000
Subject: [PATCH] 2006-06-05  Shaun Jackman  <sjackman@gmail.com>

        * libc/posix/Makefile.am (GENERAL_SOURCES): Add sleep.c and
        usleep.c.
        * libc/posix/Makefile.in: Regenerate.
        * libc/posix/sleep.c: New file.
        * libc/posix/usleep.c: Ditto.
---
 newlib/libc/posix/sleep.c  | 22 ++++++++++++++++++++++
 newlib/libc/posix/usleep.c | 22 ++++++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 newlib/libc/posix/sleep.c
 create mode 100644 newlib/libc/posix/usleep.c

diff --git a/newlib/libc/posix/sleep.c b/newlib/libc/posix/sleep.c
new file mode 100644
index 000000000..f7c780ef0
--- /dev/null
+++ b/newlib/libc/posix/sleep.c
@@ -0,0 +1,22 @@
+/* libc/posix/sleep.c - sleep function */
+
+/* Written 2000 by Werner Almesberger */
+
+#ifdef HAVE_NANOSLEEP
+
+#include <errno.h>
+#include <time.h>
+#include <unistd.h>
+
+unsigned sleep(unsigned seconds)
+{
+    struct timespec ts;
+
+    ts.tv_sec = seconds;
+    ts.tv_nsec = 0;
+    if (!nanosleep(&ts,&ts)) return 0;
+    if (errno == EINTR) return ts.tv_sec;
+    return -1;
+}
+
+#endif
diff --git a/newlib/libc/posix/usleep.c b/newlib/libc/posix/usleep.c
new file mode 100644
index 000000000..9322b6551
--- /dev/null
+++ b/newlib/libc/posix/usleep.c
@@ -0,0 +1,22 @@
+/* libc/posix/usleep.c - usleep function */
+
+/* Written 2002 by Jeff Johnston */
+
+#ifdef HAVE_NANOSLEEP
+
+#include <errno.h>
+#include <time.h>
+#include <unistd.h>
+
+int usleep(useconds_t useconds)
+{
+    struct timespec ts;
+
+    ts.tv_sec = (long int)useconds / 1000000;
+    ts.tv_nsec = ((long int)useconds % 1000000) * 1000;
+    if (!nanosleep(&ts,&ts)) return 0;
+    if (errno == EINTR) return ts.tv_sec;
+    return -1;
+}
+
+#endif