c_version.c

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#include <grass/dbmi.h>
#include "macros.h"

int db_gversion(dbDriver * driver, dbString * client_version,
                dbString * driver_version)
{
    int ret_code;

    /* initialize the strings */
    db_init_string(client_version);
    db_init_string(driver_version);

    /* set client version from DB_VERSION */
    db_set_string(client_version, DB_VERSION);

    /* start the procedure call */
    db__set_protocol_fds(driver->send, driver->recv);
    DB_START_PROCEDURE_CALL(DB_PROC_VERSION);

    /* no arguments */

    /* get the return code for the procedure call */
    DB_RECV_RETURN_CODE(&ret_code);

    if (ret_code != DB_OK)
        return ret_code;        /* ret_code SHOULD == DB_FAILED */

    /* get the driver version */
    DB_RECV_STRING(driver_version);

    return DB_OK;
}