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authorRoland McGrath <roland@gnu.org>1996-01-02 08:57:42 +0000
committerRoland McGrath <roland@gnu.org>1996-01-02 08:57:42 +0000
commit71733723fb421bd54467d1a27096463ed1dcc2ed (patch)
treef304556d491722c797d876911834dc4afbfa2740 /db/hash/extern.h
parentfc4026d8e43407ba2739e493878d1ce259500059 (diff)
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* hurd/hurd/signal.h (struct hurd_sigstate): New member `preempters'. cvs/libc-960102
	(hurd_preempt_signals, hurd_unpreempt_signals): Decls removed.
	* hurd/hurd/sigpreempt.h: New file.
	* hurd/preempt-sig.c: Rewritten with new interface.
	* sysdeps/mach/hurd/jmp-unwind.c (_longjmp_unwind): Remove local signal
	preempters being unwound past.

	* db: New directory, 4.4 BSD db package incorporated from BSD db-1.85
	release.

	* sysdeps/unix/sysv/linux/sys/param.h: Several new macros for BSD
	compatibility.
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diff --git a/db/hash/extern.h b/db/hash/extern.h
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+/*-
+ * Copyright (c) 1991, 1993, 1994
+ *	The Regents of the University of California.  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 the University of
+ *	California, Berkeley and its contributors.
+ * 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.
+ *
+ *	@(#)extern.h	8.4 (Berkeley) 6/16/94
+ */
+
+BUFHEAD	*__add_ovflpage __P((HTAB *, BUFHEAD *));
+int	 __addel __P((HTAB *, BUFHEAD *, const DBT *, const DBT *));
+int	 __big_delete __P((HTAB *, BUFHEAD *));
+int	 __big_insert __P((HTAB *, BUFHEAD *, const DBT *, const DBT *));
+int	 __big_keydata __P((HTAB *, BUFHEAD *, DBT *, DBT *, int));
+int	 __big_return __P((HTAB *, BUFHEAD *, int, DBT *, int));
+int	 __big_split __P((HTAB *, BUFHEAD *, BUFHEAD *, BUFHEAD *,
+		int, u_int32_t, SPLIT_RETURN *));
+int	 __buf_free __P((HTAB *, int, int));
+void	 __buf_init __P((HTAB *, int));
+u_int32_t	 __call_hash __P((HTAB *, char *, int));
+int	 __delpair __P((HTAB *, BUFHEAD *, int));
+int	 __expand_table __P((HTAB *));
+int	 __find_bigpair __P((HTAB *, BUFHEAD *, int, char *, int));
+u_int16_t	 __find_last_page __P((HTAB *, BUFHEAD **));
+void	 __free_ovflpage __P((HTAB *, BUFHEAD *));
+BUFHEAD	*__get_buf __P((HTAB *, u_int32_t, BUFHEAD *, int));
+int	 __get_page __P((HTAB *, char *, u_int32_t, int, int, int));
+int	 __ibitmap __P((HTAB *, int, int, int));
+u_int32_t	 __log2 __P((u_int32_t));
+int	 __put_page __P((HTAB *, char *, u_int32_t, int, int));
+void	 __reclaim_buf __P((HTAB *, BUFHEAD *));
+int	 __split_page __P((HTAB *, u_int32_t, u_int32_t));
+
+/* Default hash routine. */
+extern u_int32_t (*__default_hash) __P((const void *, size_t));
+
+#ifdef HASH_STATISTICS
+extern int hash_accesses, hash_collisions, hash_expansions, hash_overflows;
+#endif