Function pqWriteReady

src/interfaces/libpq/fe-misc.c:1140–1144

* pqWriteReady: is select() saying the file is ready to write? * Returns -1 on failure, 0 if not ready, 1 if ready. */

 * Returns -1 on failure, 0 if not ready, 1 if ready.
 */
int
pqWriteReady(PGconn *conn)
{
	return pqSocketCheck(conn, 0, 1, (time_t) 0);
}

/*
 * Checks a socket, using poll or select, for data to be read, written,