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test for the boundary condition in the previous trailing blank fix

This commit is contained in:
christos 1998-01-16 16:26:22 +00:00
parent 3f4892e0d9
commit 38c84eeda3
1 changed files with 3 additions and 3 deletions
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6
bin/sh/miscbltin.c
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@ -1,4 +1,4 @@
/* $NetBSD: miscbltin.c,v 1.21 1998/01/15 19:39:11 christos Exp $ */
/* $NetBSD: miscbltin.c,v 1.22 1998/01/16 16:26:22 christos Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -41,7 +41,7 @@
#if 0
static char sccsid[] = "@(#)miscbltin.c 8.4 (Berkeley) 5/4/95";
#else
__RCSID("$NetBSD: miscbltin.c,v 1.21 1998/01/15 19:39:11 christos Exp $");
__RCSID("$NetBSD: miscbltin.c,v 1.22 1998/01/16 16:26:22 christos Exp $");
#endif
#endif /* not lint */
@ -155,7 +155,7 @@ readcmd(argc, argv)
}
STACKSTRNUL(p);
/* Remove trailing blanks */
while (strchr(ifs, *--p) != NULL)
while (stackblock() <= --p && strchr(ifs, *p) != NULL)
*p = '\0';
setvar(*ap, stackblock(), 0);
while (*++ap != NULL)