From: Stepan Kasal <kasal@ucw.cz>
Date: Fri, 13 May 2005 09:16:44 +0000 (+0000)
Subject: (m4_bmatch): Check the number of args.
X-Git-Tag: AUTOCONF-2.59c~390
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4a38c32eb87c70c147599d47650bbdc1d2aa1a46;p=thirdparty%2Fautoconf.git

(m4_bmatch): Check the number of args.
---

diff --git a/lib/m4sugar/m4sugar.m4 b/lib/m4sugar/m4sugar.m4
index 05dd6411a..a8cc5c0df 100644
--- a/lib/m4sugar/m4sugar.m4
+++ b/lib/m4sugar/m4sugar.m4
@@ -374,8 +374,8 @@ m4_define([m4_case],
 # All the values are optional, and the macro is robust to active symbols
 # properly quoted.
 m4_define([m4_bmatch],
-[m4_if([$#], 0, [],
-       [$#], 1, [],
+[m4_if([$#], 0, [m4_fatal([$0: too few arguments: $#])],
+       [$#], 1, [m4_fatal([$0: too few arguments: $#: $1])],
        [$#], 2, [$2],
        [m4_if(m4_bregexp([$1], [$2]), -1, [$0([$1], m4_shiftn(3, $@))],
 	      [$3])])])