/*  * 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> char *getuser(void){	static char user[64];	int fd;	int n; 	fd = open("/dev/user", OREAD);	if(fd < 0)		return "none";	n = read(fd, user, (sizeof user)-1);	close(fd);	if(n <= 0)		strcpy(user, "none");	else		user[n] = 0;	return user;}