+#! /bin/sh
+# Copyright (C) 2011-2012 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+# Check that any attempt to use the obsolete macro AM_CONFIG_HEADER
+# elicits clear and explicit fatal errors.
+
+. test-init.sh
+
+geterr ()
+{
+ "$@" -Wnone 2>stderr && { cat stderr >&2; exit 1; }
+ cat stderr >&2
+ grep "^configure\.ac:4:.*'AM_PROG_CC_STDC'.*obsolete" stderr
+ grep "'AC_PROG_CC'.* instead" stderr
+}
+
+$ACLOCAL
+mv aclocal.m4 aclocal.sav
+
+echo AM_PROG_CC_STDC >> configure.ac
+
+geterr $ACLOCAL
+test ! -f aclocal.m4
+
+cat aclocal.sav "$am_automake_acdir"/obsolete-err.m4 > aclocal.m4
+
+geterr $AUTOCONF
+geterr $AUTOMAKE
+
+: