1: #ifndef lint 2: static char sccsid[] = "@(#)printable.c 4.1 (Berkeley) 1/1/83"; 3: #endif 4: 5: main(argc,argv) 6: char *argv[]; 7: { 8: char b[512], *p; 9: int f, c; 10: f = open(argv[1], 0); 11: if (f<0) return(1); 12: p = b + read(f, b, 512); 13: while (p>b) 14: if ( (c= *--p) ==0 || (c&0200) ) return(1); 15: return(0); 16: }