From FreeBSD: header for POSIX 1003.1b semaphores.

2 files changed, 70 insertions, 2 deletions

diff --git a/lib/libpthread/include/Makefile.inc b/lib/libpthread/include/Makefile.inc
index 436976c47d4..5bf12b96d4b 100644
--- a/lib/libpthread/include/Makefile.inc
+++ b/lib/libpthread/include/Makefile.inc
@@ -1,8 +1,8 @@
-# $OpenBSD: Makefile.inc,v 1.3 2000/01/06 08:32:17 d Exp $
+# $OpenBSD: Makefile.inc,v 1.4 2002/01/18 00:36:36 fgsch Exp $
 
 includes:
 	@cd ${LIBC_RSRCDIR}/include; \
-	 for h in pthread.h pthread_np.h sched.h spinlock.h; do \
+	 for h in pthread.h pthread_np.h sched.h semaphore.h spinlock.h; do \
 		cmp -s $$h ${DESTDIR}/usr/include/$$h > /dev/null 2>&1 || \
 		(echo ${INSTALL} ${INSTALL_COPY} -o ${BINOWN} -g ${BINGRP} \
 			-m 444 $$h ${DESTDIR}/usr/include; \
diff --git a/lib/libpthread/include/semaphore.h b/lib/libpthread/include/semaphore.h
new file mode 100644
index 00000000000..f685682ed07
--- /dev/null
+++ b/lib/libpthread/include/semaphore.h
@@ -0,0 +1,68 @@
+/*	$OpenBSD: semaphore.h,v 1.1 2002/01/18 00:36:36 fgsch Exp $	*/
+
+/* semaphore.h: POSIX 1003.1b semaphores */
+
+/*-
+ * Copyright (c) 1996, 1997
+ *      HD Associates, Inc.  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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by HD Associates, Inc
+ * 4. Neither the name of the author nor the names of any co-contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY HD ASSOCIATES 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 HD ASSOCIATES 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: semaphore.h,v 1.6 2000/01/20 07:55:42 jasone Exp $
+ */
+
+#ifndef _SEMAPHORE_H_
+#define _SEMAPHORE_H_
+
+#include <machine/limits.h>
+
+/* Opaque type definition. */
+struct sem;
+typedef struct sem *sem_t;
+
+#define SEM_FAILED      ((sem_t *)0)
+#define SEM_VALUE_MAX   UINT_MAX
+
+#ifndef _KERNEL
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+int      sem_init __P((sem_t *, int, unsigned int));
+int      sem_destroy __P((sem_t *));
+sem_t   *sem_open __P((const char *, int, ...));
+int      sem_close __P((sem_t *));
+int      sem_unlink __P((const char *));
+int      sem_wait __P((sem_t *));
+int      sem_trywait __P((sem_t *));
+int      sem_post __P((sem_t *));
+int      sem_getvalue __P((sem_t *, int *));
+__END_DECLS
+
+#endif /* _KERNEL */
+
+#endif /* _SEMAPHORE_H_ */