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git://git.code.sf.net/p/cdesktopenv/code
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118 lines
3.6 KiB
C
118 lines
3.6 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 libraries 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: disdel.c /main/2 1996/05/09 04:04:57 drk $ */
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/*
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* COMPONENT_NAME: austext
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*
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* FUNCTIONS: d_disdel
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*
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* ORIGINS: 157
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*
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* OBJECT CODE ONLY SOURCE MATERIALS
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*/
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/*-----------------------------------------------------------------------
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disdel.c -- db_VISTA set disconnection/deletion module
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(C) Copyright 1985, 1986, 1987 by Raima Corp.
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-----------------------------------------------------------------------*/
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/* ********************** EDIT HISTORY *******************************
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SCR DATE INI DESCRIPTION
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----- --------- --- -----------------------------------------------------
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04-Aug-88 RTK MULTI_TASK changes
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518 06-Jan-89 RSC d_discon infinite loops (not checking d_discon status)
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*/
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#include <stdio.h>
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#include "vista.h"
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#include "dbtype.h"
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/* Disconnect from all sets (owner and member) and delete record
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*/
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int
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d_disdel(TASK_DBN_ONLY)
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TASK_DECL
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DBN_DECL
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{
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int rectype, nset, cset;
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int set, mem;
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DB_ADDR dba, odba, mdba;
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DB_ADDR *co_ptr, *cm_ptr;
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SET_ENTRY *set_ptr;
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MEMBER_ENTRY *mem_ptr;
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int memtot;
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DB_ENTER(DB_ID TASK_ID LOCK_SET(SET_IO));
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if ( d_crtype(&rectype TASK_PARM DBN_PARM) != S_OKAY )
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RETURN( db_status );
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rectype += NUM2INT(-RECMARK, rt_offset);
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d_crget(&dba TASK_PARM DBN_PARM);
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for (set = 0, set_ptr = &set_table[ORIGIN(st_offset)];
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set < TABLE_SIZE(Size_st);
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++set, ++set_ptr) {
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nset = set + SETMARK;
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cset = set + ORIGIN(st_offset);
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co_ptr = &curr_own[cset];
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cm_ptr = &curr_mem[cset];
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odba = *co_ptr;
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mdba = *cm_ptr;
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if (set_ptr->st_own_rt == rectype) {
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/* disconnect all member records from set s */
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d_setor(nset TASK_PARM DBN_PARM);
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while (d_findfm(nset TASK_PARM DBN_PARM) == S_OKAY)
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if (d_discon(nset TASK_PARM DBN_PARM) < S_OKAY)
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RETURN (db_status);
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d_setro(nset TASK_PARM DBN_PARM);
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}
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for (mem = set_ptr->st_members, memtot = mem + set_ptr->st_memtot,
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mem_ptr = &member_table[mem];
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mem < memtot;
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++mem, ++mem_ptr) {
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if (mem_ptr->mt_record == rectype) {
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/* disconnect current record from set */
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if (d_ismember(nset TASK_PARM DBN_PARM) == S_OKAY) {
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d_csmset(nset, &dba TASK_PARM DBN_PARM);
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if (d_discon(nset TASK_PARM DBN_PARM) < S_OKAY)
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RETURN (db_status);
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}
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}
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}
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curr_rec = dba;
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if ( dba == odba ) {
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*co_ptr = NULL_DBA;
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*cm_ptr = NULL_DBA;
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}
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else
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*co_ptr = odba;
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if ( dba == mdba )
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*cm_ptr = NULL_DBA;
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else
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*cm_ptr = mdba;
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}
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RETURN( d_delete(TASK_DBN_ONLY) );
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}
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/* vpp -nOS2 -dUNIX -nBSD -nVANILLA_BSD -nVMS -nMEMLOCK -nWINDOWS -nFAR_ALLOC -f/usr/users/master/config/nonwin disdel.c */
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