glr: fix ambiguity reports.

[bison.git] / tests / bison.in

diff --git a/tests/bison.in b/tests/bison.in
index 4adaefa684e33d03555bed250772c3c057a3e73f..5d609bf50e42f715da8f9772661bf102d50856b6 100644 (file)
--- a/tests/bison.in
+++ b/tests/bison.in
@@ -1,11 +1,55 @@
-#! /bin/sh
-# @configure_generated@
+#! @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='@top_srcpath@/src/bison.simple'
-export BISON_SIMPLE
-BISON_HAIRY='@top_srcpath@/src/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 '@top_buildpath@/src/bison' ${1+"$@"}
+abs_top_srcdir='@abs_top_srcdir@'
+abs_top_builddir='@abs_top_builddir@'
+
+# Use the shipped files, not those installed.
+BISON_PKGDATADIR=$abs_top_srcdir/data
+export BISON_PKGDATADIR
+$PREBISON "$abs_top_builddir/src/bison" ${1+"$@"}
+status=$?
+
+# As a special dark magic, if we are actually using this wrapper to
+# compile Bison's src/parse-gram.y, post-process the synclines to
+# avoid dependencies on the user's set up (srcdir vs. builddir).
+PERL=perl
+
+for i
+do
+  case $i in
+    */src/parse-gram.y)
+    if $PERL --version >/dev/null; then
+      # We are called by ylwrap which still uses y.tab.*, and
+      # post-processes the synclines on y.tab.c itself.  Don't let it
+      # do it.  Besides, it leaves "parse-gram.y" as the source,
+      # dropping the src/ part.
+      perl -pi -e 's{"y\.tab\.}{"src/parse-gram.}g;'  \
+               -e 's{".*/(parse-gram\.y)"}{"src/$1"}g;'   \
+           y.tab.[ch]
+    fi
+    ;;
+  esac
+done
+
+exit $status
+
+# Local Variables:
+# mode: shell-script
+# End: