From bb0159489785d577ad0b8061a1ba7956ee0f89d0 Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Fri, 13 Mar 2015 13:17:34 +0100
Subject: Merge parts of <sys/time.h> from FreeBSD

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
---
 newlib/libc/include/sys/_timeval.h | 88 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 newlib/libc/include/sys/_timeval.h

(limited to 'newlib/libc/include/sys/_timeval.h')

diff --git a/newlib/libc/include/sys/_timeval.h b/newlib/libc/include/sys/_timeval.h
new file mode 100644
index 000000000..0a4c539d9
--- /dev/null
+++ b/newlib/libc/include/sys/_timeval.h
@@ -0,0 +1,88 @@
+/*-
+ * Copyright (c) 2002 Mike Barcroft <mike@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _SYS__TIMEVAL_H_
+#define _SYS__TIMEVAL_H_
+
+#include <machine/types.h>
+
+#ifndef _SUSECONDS_T_DECLARED
+typedef	__suseconds_t	suseconds_t;
+#define	_SUSECONDS_T_DECLARED
+#endif
+
+#ifndef __time_t_defined
+typedef	_TIME_T_	time_t;
+#define	__time_t_defined
+#endif
+
+/* This define is also used outside of Newlib, e.g. in MinGW-w64 */
+#ifndef _TIMEVAL_DEFINED
+#define _TIMEVAL_DEFINED
+
+/*
+ * Structure returned by gettimeofday(2) system call, and used in other calls.
+ */
+struct timeval {
+	time_t		tv_sec;		/* seconds */
+	suseconds_t	tv_usec;	/* and microseconds */
+};
+
+#if __BSD_VISIBLE
+#ifndef _KERNEL			/* NetBSD/OpenBSD compatible interfaces */
+
+#define	timerclear(tvp)		((tvp)->tv_sec = (tvp)->tv_usec = 0)
+#define	timerisset(tvp)		((tvp)->tv_sec || (tvp)->tv_usec)
+#define	timercmp(tvp, uvp, cmp)					\
+	(((tvp)->tv_sec == (uvp)->tv_sec) ?				\
+	    ((tvp)->tv_usec cmp (uvp)->tv_usec) :			\
+	    ((tvp)->tv_sec cmp (uvp)->tv_sec))
+#define	timeradd(tvp, uvp, vvp)						\
+	do {								\
+		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
+		(vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;	\
+		if ((vvp)->tv_usec >= 1000000) {			\
+			(vvp)->tv_sec++;				\
+			(vvp)->tv_usec -= 1000000;			\
+		}							\
+	} while (0)
+#define	timersub(tvp, uvp, vvp)						\
+	do {								\
+		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;		\
+		(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;	\
+		if ((vvp)->tv_usec < 0) {				\
+			(vvp)->tv_sec--;				\
+			(vvp)->tv_usec += 1000000;			\
+		}							\
+	} while (0)
+#endif
+#endif /* __BSD_VISIBLE */
+
+#endif /* _TIMEVAL_DEFINED */
+
+#endif /* !_SYS__TIMEVAL_H_ */
-- 
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