xref: /csrg-svn/old/uudiff/printable.c (revision 10060)
1*10060Ssam #ifndef lint
2*10060Ssam static char sccsid[] = "@(#)printable.c	4.1 (Berkeley) 01/01/83";
3*10060Ssam #endif
4*10060Ssam 
main(argc,argv)5*10060Ssam main(argc,argv)
6*10060Ssam 	char *argv[];
7*10060Ssam {
8*10060Ssam char b[512], *p;
9*10060Ssam int f, c;
10*10060Ssam f = open(argv[1], 0);
11*10060Ssam if (f<0) return(1);
12*10060Ssam p = b + read(f, b, 512);
13*10060Ssam while (p>b)
14*10060Ssam 	if ( (c= *--p) ==0 || (c&0200) ) return(1);
15*10060Ssam return(0);
16*10060Ssam }
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