-#! /bin/sh
+#! @SHELL@
# @configure_input@
# Wrapper around a non installed bison to make it work as an installed one.
-# We want to use the files shipped with Bison.
-BISON_SIMPLE='@abs_top_srcdir@/data/bison.simple'
-export BISON_SIMPLE
-BISON_HAIRY='@abs_top_srcdir@/data/bison.hairy'
-export BISON_HAIRY
+# Copyright (C) 2001-2012 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 3 of the License, 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/>.
-exec '@abs_top_builddir@/src/bison' ${1+"$@"}
+# Use the shipped files, not those installed.
+BISON_PKGDATADIR='@abs_top_srcdir@/data'
+export BISON_PKGDATADIR
+exec $PREBISON '@abs_top_builddir@/src/bison' ${1+"$@"}