/*  * 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> intpostnote(int group, int pid, char *note){	char file[128];	int f, r; 	switch(group) {	case PNPROC:		sprint(file, "/proc/%d/note", pid);		break;	case PNGROUP:		sprint(file, "/proc/%d/notepg", pid);		break;	default:		return -1;	} 	f = open(file, OWRITE);	if(f < 0)		return -1; 	r = strlen(note);	if(write(f, note, r) != r) {		close(f);		return -1;	}	close(f);	return 0;}