Function pqSaveErrorResult

src/interfaces/libpq/fe-exec.c:799–804

* This subroutine deletes any existing async result, sets conn->result * to a PGresult with status PGRES_FATAL_ERROR, and stores the current * contents of conn->errorMessage into that result. */

 * contents of conn->errorMessage into that result.
 */
void
pqSaveErrorResult(PGconn *conn)
{
	pqClearAsyncResult(conn);
	conn->result = PQmakeEmptyPGresult(conn, PGRES_FATAL_ERROR);
}

/*
 * As above, after appending conn->write_err_msg to whatever other error we