3 # Wrapper around a non installed bison to make it work as an installed one.
5 # Copyright (C) 2001-2012 Free Software Foundation, Inc.
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 abs_top_srcdir='@abs_top_srcdir@'
21 abs_top_builddir='@abs_top_builddir@'
24 # Use the shipped files, not those installed.
25 BISON_PKGDATADIR=$abs_top_srcdir/data
26 export BISON_PKGDATADIR
28 $PREBISON "$abs_top_builddir/src/bison" ${1+"$@"}
31 # As a special dark magic, if we are actually using this wrapper to
32 # compile Bison's src/parse-gram.y, post-process the synclines to
33 # avoid dependencies on the user's set up (srcdir vs. builddir).
38 if $PERL --version >/dev/null; then
39 # We are called by ylwrap which still uses y.tab.*, and
40 # post-processes the synclines on y.tab.c itself. Don't let it
41 # do it. Besides, it leaves "parse-gram.y" as the source,
42 # dropping the src/ part.
43 $PERL -pi -e 's{"y\.tab\.}{"src/parse-gram.}g;' \
44 -e 's{".*/(parse-gram\.y)"}{"src/$1"}g;' \