/*  * 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 <stdlib.h>#include <sys/types.h>#include <sys/stat.h>#include <unistd.h>#include <string.h>#include <stdio.h> char*mktemp(char *template){	int n;	long x;	char *p;	int c;	struct stat stbuf; 	n = strlen(template);	p = template+n-6;	if (n < 6 || strcmp(p, "XXXXXX") != 0) {		*template = 0;	} else {		x = getpid() % 100000;		sprintf(p, "%05d", x);		p += 5;		for(c = 'a'; c <= 'z'; c++) {			*p = c;			if (stat(template, &stbuf) < 0)				return template;		}		*template = 0;	}	return template;}