/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ #include <u.h>#include <libc.h>#include "String.h" /* append a char array to a String */String *s_append(String *to, char *from){	if (to == 0)		to = s_new();	if (from == 0)		return to;	for(; *from; from++)		s_putc(to, *from);	s_terminate(to);	return to;}