xref: /original-bsd/old/uudiff/printable.c (revision 2aab2166) 
1 #ifndef lint
2 static char sccsid[] = "@(#)printable.c	4.1 (Berkeley) 01/01/83";
3 #endif
4 
main(argc,argv)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 }
17