/*  * 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> voidmain(int argc, char **argv){	char *dir;	char *name;	int i; 	dir = nil;	ARGBEGIN{	case 'd':		if((dir=ARGF()) == nil)			goto Usage;		break;	default:		goto Usage;	}ARGEND; 	if(argc < 1) {	Usage:		fprint(2, "usage: cleanname [-d pwd] name...\n");		exits("usage");	} 	for(i=0; i<argc; i++) {		if(dir == nil || argv[i][0] == '/') {			cleanname(argv[i]);			print("%s\n", argv[i]);		} else {			name = malloc(strlen(argv[i])+1+strlen(dir)+1);			if(name == nil) {				fprint(2, "cleanname: out of memory\n");				exits("out of memory");			}			sprint(name, "%s/%s", dir, argv[i]);			cleanname(name);			print("%s\n", name);			free(name);		}	}	exits(0);}