From a7b23a8f11b2e1f2ef333d2ed95d1c972acad12f Mon Sep 17 00:00:00 2001 From: Thomas Fitzsimmons Date: Thu, 20 Jun 2002 19:51:40 +0000 Subject: * Makefile.am (LIB_OBJECTLISTS): Add libc/search/objectlist.awk.in. * libc/Makefile.am (SUBDIRS): Add search. (SUBLIBS): Add search/libsearch.la. * libc/configure.in (AC_OUTPUT): Add search/Makefile. * libc/search: New directory. * libc/search/Makefile.am: New file. * libc/search/extern.h: New file. * libc/search/hash.c: New file. * libc/search/hash.h: New file. * libc/search/hash_bigkey.c: New file. * libc/search/hash_buf.c: New file. * libc/search/hash_func.c: New file. * libc/search/hash_log2.c: New file. * libc/search/hash_page.c: New file. * libc/search/hcreate.3: New file. * libc/search/hcreate.c: New file. * libc/search/hcreate.c~: New file. * libc/search/hcreate_r.c: New file. * libc/search/ndbm.c: New file. * libc/search/page.h: New file. * libc/search/tdelete.c: New file. * libc/search/tdestroy.c: New file. * libc/search/tfind.c: New file. * libc/search/tsearch.3: New file. * libc/search/tsearch.c: New file. * libc/search/twalk.c: New file. * libc/include/db.h: New file. * libc/include/ndbm.h: New file. * libc/include/search.h: New file. * libc/include/sys/queue.h: New file. * libc/include/sys/cdefs.h: New file. * libc/include/sys/param.h [__IEEE_LITTLE_ENDIAN,__IEEE_BIG_ENDIAN]: Set BYTE_ORDER to LITTLE_ENDIAN or BIG_ENDIAN. * libc/include/sys/errno.h (EFTYPE): New macro. * libc/search/bsearch.c: Move from libc/stdlib. * libc/search/qsort.c: Likewise. * libc/stdlib/Makefile.am (LIB_SOURCES): Remove bsearch.c and qsort.c. (CHEWOUT_FILES): Remove bsearch.def and qsort.def. * libc/stdlib/stdlib.tex: Remove references to bsearch and qsort. --- newlib/libc/search/hcreate.c | 85 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 newlib/libc/search/hcreate.c (limited to 'newlib/libc/search/hcreate.c') diff --git a/newlib/libc/search/hcreate.c b/newlib/libc/search/hcreate.c new file mode 100644 index 000000000..84fc92808 --- /dev/null +++ b/newlib/libc/search/hcreate.c @@ -0,0 +1,85 @@ +/* $NetBSD: hcreate.c,v 1.2 2001/02/19 21:26:04 ross Exp $ */ + +/* + * Copyright (c) 2001 Christopher G. Demetriou + * 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 for the + * NetBSD Project. See http://www.netbsd.org/ for + * information about NetBSD. + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. + * + * <> + */ + +/* + * hcreate() / hsearch() / hdestroy() + * + * SysV/XPG4 hash table functions. + * + * Implementation done based on NetBSD manual page and Solaris manual page, + * plus my own personal experience about how they're supposed to work. + * + * I tried to look at Knuth (as cited by the Solaris manual page), but + * nobody had a copy in the office, so... + */ + +#include +#if 0 +#if defined(LIBC_SCCS) && !defined(lint) +__RCSID("$NetBSD: hcreate.c,v 1.2 2001/02/19 21:26:04 ross Exp $"); +#endif /* LIBC_SCCS and not lint */ +#endif + +#include +#include +#include +#include +#include +#include + +static struct hsearch_data htab; + +int +hcreate(size_t nel) +{ + return hcreate_r (nel, &htab); +} + +void +hdestroy(void) +{ + hdestroy_r (&htab); +} + +ENTRY * +hsearch(ENTRY item, ACTION action) +{ + ENTRY *retval; + + hsearch_r (item, action, &retval, &htab); + + return retval; +} -- cgit v1.2.3