d_finddb.c

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/*!
 * \file db/dbmi_driver/d_finddb.c
 *
 * \brief DBMI Library (driver) - find database
 *
 * SPDX-FileCopyrightText: 1999-2008 GRASS Development Team
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * \author Joel Jones (CERL/UIUC), Radim Blazek
 */
 
#include <stdlib.h>
#include <grass/dbmi.h>
#include "macros.h"
#include "dbstubs.h"
 
/*!
   \brief Find database
 
   \return DB_OK on success
   \return DB_FAILED on failure
 */
int db_d_find_database(void)
{
    dbHandle handle;
    int found;
    int stat;
 
    /* get the arg(s) */
    db_init_handle(&handle);
    DB_RECV_HANDLE(&handle);
 
    /* call the procedure */
    stat = db_driver_find_database(&handle, &found);
 
    /* send the return code */
    if (stat != DB_OK) {
        db_free_handle(&handle);
        DB_SEND_FAILURE();
        return DB_OK;
    }
    DB_SEND_SUCCESS();
 
    /* send results */
    DB_SEND_INT(found);
    if (found) {
        DB_SEND_HANDLE(&handle);
    }
    db_free_handle(&handle);
    return DB_OK;
}