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When matching a char class ([[:name:]]) in a pattern (for filename

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expansion, case patterrns, etc) do not force '[' to be a member of
every class.

Before this fix, try:
	case [ in [[:alpha:]]) echo Huh\?;; esac

XXX pullup-8    (Perhaps -7 as well, though that shell version has
much more relevant bugs than this one.)  This bug is not in -6 as
that has no charclass support.
This commit is contained in:
kre 2018-06-22 17:22:34 +00:00
parent d12ff78ef9
commit 829cc62a58
1 changed files with 5 additions and 3 deletions
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8
bin/sh/expand.c
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@ -1,4 +1,4 @@
/* $NetBSD: expand.c,v 1.121 2017/10/06 21:09:45 kre Exp $ */
/* $NetBSD: expand.c,v 1.122 2018/06/22 17:22:34 kre Exp $ */
/*-
* Copyright (c) 1991, 1993
@ -37,7 +37,7 @@
#if 0
static char sccsid[] = "@(#)expand.c 8.5 (Berkeley) 5/15/95";
#else
__RCSID("$NetBSD: expand.c,v 1.121 2017/10/06 21:09:45 kre Exp $");
__RCSID("$NetBSD: expand.c,v 1.122 2018/06/22 17:22:34 kre Exp $");
#endif
#endif /* not lint */
@ -1777,8 +1777,10 @@ patmatch(const char *pattern, const char *string, int squoted)
}
if (c == '[' && *p == ':') {
found |= match_charclass(p, chr, &end);
if (end != NULL)
if (end != NULL) {
p = end;
continue;
}
}
if (c == CTLESC)
c = *p++;