/*  * 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. */ /* * pANS stdio -- tmpnam */#include "iolib.h" char *tmpnam(char *s){	static char name[]="/tmp/tn000000000000";	char *p;	do{		p=name+7;		while(*p=='9') *p++='0';		if(*p=='\0') return NULL;		++*p;	}while(access(name, 0)==0);	if(s){		strcpy(s, name);		return s;	}	return name;}