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FreeM

/*
 *                            *
 *                           * *
 *                          *   *
 *                     ***************
 *                      * *       * *
 *                       *  MUMPS  *
 *                      * *       * *
 *                     ***************
 *                          *   *
 *                           * *
 *                            *
 *
 *   cmd_trollback.c
 *    Implementation of the TROLLBACK command
 *
 *  
 *   Author: Serena Willis <jpw@coherent-logic.com>
 *    Copyright (C) 1998 MUG Deutschland
 *    Copyright (C) 2023 Coherent Logic Development LLC
 *
 *
 *   This file is part of FreeM.
 *
 *   FreeM is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU Affero Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   FreeM is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU Affero Public License for more details.
 *
 *   You should have received a copy of the GNU Affero Public License
 *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
 *
 **/

#include <string.h>
#include <stdlib.h>
#include <ctype.h>
#include "mpsdef.h"
#include "mcommand.h"
#include "consttbl.h"
#include "transact.h"

MRESULT cmd_trollback(MACTION *ra)
{
    if ((rtn_dialect () != D_M95) &&
        (rtn_dialect () != D_MDS) &&
        (rtn_dialect () != D_M5) &&
        (rtn_dialect () != D_FREEM)) {
        return NOSTAND;
    }

    tp_trollback (tp_level);
    tp_cleanup (tp_level);
            
    *ra = RA_CONTINUE;
    return OK;
}