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127 lines
4.2 KiB
C
127 lines
4.2 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these librararies and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: db.c /main/3 1996/06/11 17:13:41 cde-hal $ */
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)db.c 8.2 (Berkeley) 9/7/93";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stddef.h>
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#include <stdio.h>
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#define __DBINTERFACE_PRIVATE
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#include <db.h>
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DB *
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dbopen(fname, flags, mode, type, openinfo)
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const char *fname;
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int flags, mode;
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DBTYPE type;
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const void *openinfo;
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{
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#define DB_FLAGS (DB_LOCK | DB_SHMEM | DB_TXN)
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#define USE_OPEN_FLAGS \
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(O_CREAT | O_EXCL | O_EXLOCK | O_RDONLY | O_RDWR | \
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O_SHLOCK | O_TRUNC)
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if ((flags & ~(USE_OPEN_FLAGS | DB_FLAGS)) == 0)
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switch (type) {
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case DB_BTREE:
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return (__bt_open(fname, flags & USE_OPEN_FLAGS,
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mode, openinfo, flags & DB_FLAGS));
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/*
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case DB_HASH:
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return (__hash_open(fname, flags & USE_OPEN_FLAGS,
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mode, openinfo, flags & DB_FLAGS));
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case DB_RECNO:
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return (__rec_open(fname, flags & USE_OPEN_FLAGS,
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mode, openinfo, flags & DB_FLAGS));
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*/
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default:
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break;
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}
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errno = EINVAL;
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return (NULL);
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}
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static int
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__dberr()
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{
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return (RET_ERROR);
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}
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/*
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* __DBPANIC -- Stop.
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*
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* Parameters:
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* dbp: pointer to the DB structure.
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*/
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void
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__dbpanic(dbp)
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DB *dbp;
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{
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/* The only thing that can succeed is a close. */
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dbp->del = (int (*)())__dberr;
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dbp->fd = (int (*)())__dberr;
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dbp->get = (int (*)())__dberr;
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dbp->put = (int (*)())__dberr;
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dbp->seq = (int (*)())__dberr;
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dbp->sync = (int (*)())__dberr;
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}
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