cdesktopenv/cde/lib/DtSearch/raima/opens.c

93 lines
2.7 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: opens.c /main/2 1996/05/09 04:12:57 drk $ */
/*
* COMPONENT_NAME: austext
*
* FUNCTIONS: open_b
*
* ORIGINS: 157
*
* OBJECT CODE ONLY SOURCE MATERIALS
*/
/*-----------------------------------------------------------------------
opens.c -- db_VISTA system open() interface module
(C) Copyright 1987 by Raima Corp.
-----------------------------------------------------------------------*/
/* ********************** EDIT HISTORY *******************************
SCR DATE INI DESCRIPTION
----- --------- --- -----------------------------------------------------
115 19-Jul-88 RSC Integrate VAX/VMS changes into code
368 28-Jul-88 RSC Integrate BSD changes into code
310 10-Aug-88 RSC Cleanup function prototype.
571 27-Jan-89 RSC Removed extraneous include dbtype.h
571 30-Jan-89 WLW Added required header info for Windows compile w/o dbtype.h
*/
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include "vista.h"
#ifdef MSC
#include <share.h>
#include <io.h>
#include <string.h>
#endif
/* Open a binary file for shared access
*/
int open_b(const char *filenm, int flags)
{
int desc;
desc = open(filenm, flags, 0666);
if ( desc < 0 && (flags & O_CREAT) )
desc = creat(filenm, 0666);
if ((desc >= 3) && (fcntl(desc, F_SETFD, 1) < 0)) {
close(desc);
desc = -1;
}
#ifdef MSC
flags |= O_BINARY;
desc = sopen((char *)filenm, flags, SH_DENYNO, 0666);
#endif
#ifdef TURBO
flags |= O_BINARY | O_DENYNONE;
desc = open(filenm, flags, 0666);
#endif
#ifdef LAT
flags |= O_RAW | O_SDN;
desc = open(filenm, flags, 0666);
#endif
#ifdef WIZ
flags |= O_BINARY;
desc = open(filenm, flags, 0666);
#endif
return( desc );
}
/* vpp -nOS2 -dUNIX -nBSD -nVANILLA_BSD -nVMS -nMEMLOCK -nWINDOWS -nFAR_ALLOC -f/usr/users/master/config/nonwin opens.c */