89 lines
2.7 KiB
C
89 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: findco.c /main/2 1996/05/09 04:06:00 drk $ */
|
|
/*
|
|
* COMPONENT_NAME: austext
|
|
*
|
|
* FUNCTIONS: d_findco
|
|
*
|
|
* ORIGINS: 157
|
|
*
|
|
* OBJECT CODE ONLY SOURCE MATERIALS
|
|
*/
|
|
/*-----------------------------------------------------------------------
|
|
findco.c -- db_VISTA find owner of current record module
|
|
|
|
(C) Copyright 1987 by Raima Corp.
|
|
-----------------------------------------------------------------------*/
|
|
|
|
/* ********************** EDIT HISTORY *******************************
|
|
|
|
SCR DATE INI DESCRIPTION
|
|
----- --------- --- -----------------------------------------------------
|
|
04-Aug-88 RTK MULTI_TASK changes
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include "vista.h"
|
|
#include "dbtype.h"
|
|
|
|
/* Find owner of current record
|
|
*/
|
|
int
|
|
d_findco(int nset, int dbn)
|
|
{
|
|
int set;
|
|
char mem[MEMPSIZE];
|
|
DB_ADDR own;
|
|
SET_ENTRY *set_ptr;
|
|
|
|
DB_ENTER(DB_ID TASK_ID LOCK_SET(SET_IO));
|
|
|
|
if (nset_check(nset, &set, (SET_ENTRY * *)&set_ptr) != S_OKAY)
|
|
RETURN( db_status );
|
|
|
|
/* Make sure we have a current record */
|
|
if ( ! curr_rec )
|
|
RETURN( dberr(S_NOCR) );
|
|
|
|
/* Read current record */
|
|
if ( dio_read(curr_rec, (char * *)&crloc, NOPGHOLD) != S_OKAY )
|
|
RETURN( db_status );
|
|
|
|
/* Get the member ptr for this set */
|
|
if ( r_gmem(set, crloc, mem) != S_OKAY )
|
|
RETURN( db_status );
|
|
|
|
/* Extract the owner ptr from the member ptr */
|
|
bytecpy(&own, mem+MP_OWNER, DB_ADDR_SIZE);
|
|
if ( ! own ) /* Record not connected to set */
|
|
RETURN( dberr( S_NOTCON ) );
|
|
|
|
/* set the new current owner and member */
|
|
curr_own[set] = own;
|
|
curr_mem[set] = curr_rec;
|
|
curr_rec = own;
|
|
RETURN( db_status = S_OKAY );
|
|
}
|
|
/* vpp -nOS2 -dUNIX -nBSD -nVANILLA_BSD -nVMS -nMEMLOCK -nWINDOWS -nFAR_ALLOC -f/usr/users/master/config/nonwin findco.c */
|