c_add_col.c

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

int db_add_column(dbDriver * driver, dbString * tableName, dbColumn * column)
{
    int ret_code;

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

    /* send the argument(s) to the procedure */
    DB_SEND_STRING(tableName);
    DB_SEND_COLUMN_DEFINITION(column);

    /* 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 */

    /* no results */
    return DB_OK;
}