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Bell 32V development
[unix-history]
/
usr
/
src
/
cmd
/
uudiff
/
printable.c
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Commit
Line
Data
1
main(argc,argv)
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char *argv[];
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{
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char b[512], *p;
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int f, c;
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f = open(argv[1], 0);
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if (f<0) return(1);
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p = b + read(f, b, 512);
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while (p>b)
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if ( (c= *--p) ==0 || (c&0200) ) return(1);
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return(0);
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}