FreeBSD compatibility for <sys/select.h>

	* libc/include/sys/_sigset.h: New.
	* libc/include/sys/select.h: Do not include <sys/types.h> and
	<sys/time.h> to avoid cyclic header file dependencies.  Include
	specialized header files instead.
	(sigset_t): Conditionally define.
	* libc/include/sys/signal.h (sigset_t): Likewise.
	* libc/include/sys/time.h: Include <sys/select.h> if
	__BSD_VISIBLE.
	* libc/include/sys/types.h: Likewise.

1 files changed, 43 insertions, 0 deletions

diff --git a/newlib/libc/include/sys/_sigset.h b/newlib/libc/include/sys/_sigset.h
new file mode 100644
index 000000000..a9c0d2d4e
--- /dev/null
+++ b/newlib/libc/include/sys/_sigset.h
@@ -0,0 +1,43 @@
+/*-
+ * Copyright (c) 1982, 1986, 1989, 1991, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ * (c) UNIX System Laboratories, Inc.
+ * All or some portions of this file are derived from material licensed
+ * to the University of California by American Telephone and Telegraph
+ * Co. or Unix System Laboratories, Inc. and are reproduced herein with
+ * the permission of UNIX System Laboratories, Inc.
+ *
+ * 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.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ *	@(#)signal.h	8.4 (Berkeley) 5/4/95
+ * $FreeBSD$
+ */
+
+#ifndef _SYS__SIGSET_H_
+#define	_SYS__SIGSET_H_
+
+typedef unsigned long __sigset_t;
+
+#endif /* !_SYS__SIGSET_H_ */