unstr: Check that the input filename fits in the buffer.
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@ -1,4 +1,4 @@
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/* $NetBSD: unstr.c,v 1.14 2012/06/19 05:46:08 dholland Exp $ */
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/* $NetBSD: unstr.c,v 1.15 2020/04/29 21:00:42 nia Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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@ -42,7 +42,7 @@ __COPYRIGHT("@(#) Copyright (c) 1991, 1993\
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#if 0
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static char sccsid[] = "@(#)unstr.c 8.1 (Berkeley) 5/31/93";
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#else
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__RCSID("$NetBSD: unstr.c,v 1.14 2012/06/19 05:46:08 dholland Exp $");
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__RCSID("$NetBSD: unstr.c,v 1.15 2020/04/29 21:00:42 nia Exp $");
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#endif
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#endif /* not lint */
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@ -114,7 +114,7 @@ main(int ac __unused, char **av)
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void
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getargs(char *av[])
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{
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if (!*++av) {
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if (!*++av || (strlen(*av) + sizeof(".dat")) > sizeof(Datafile)) {
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(void) fprintf(stderr, "usage: unstr datafile\n");
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exit(1);
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}
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