c_finddb.c

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

int db_find_database(dbDriver * driver, dbHandle * handle, int *found)
{
    int ret_code;
    int stat;
    dbHandle temp;

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

    /* send the arguments to the procedure */
    DB_SEND_HANDLE(handle);

    /* 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 results */
    DB_RECV_INT(found);

    stat = DB_OK;
    if (*found) {
        DB_RECV_HANDLE(&temp);
        stat = db_set_handle(handle,
                             db_get_handle_dbname(&temp),
                             db_get_handle_dbschema(&temp)
            );
        db_free_handle(&temp);
    }
    return stat;
}