tests/bison.in

   1 #! @SHELL@
   2 # @configure_input@
   3 # Wrapper around a non installed bison to make it work as an installed one.
   4
   5 # Copyright (C) 2001-2015 Free Software Foundation, Inc.
   6 #
   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.
  11 #
  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.
  16 #
  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/>.
  19
  20 abs_top_srcdir='@abs_top_srcdir@'
  21 abs_top_builddir='@abs_top_builddir@'
  22 : ${PERL='@PERL@'}
  23
  24 # Use the shipped files, not those installed.
  25 BISON_PKGDATADIR=$abs_top_srcdir/data
  26 export BISON_PKGDATADIR
  27
  28 $PREBISON "$abs_top_builddir/src/bison" ${1+"$@"}
  29 status=$?
  30
  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).
  34 for i
  35 do
  36   case $i in
  37     */src/parse-gram.y)
  38     if $PERL --version >/dev/null; then
  39       # We are called by ylwrap which (if it's an old version) still
  40       # uses y.tab.*, and post-processes the synclines on y.tab.c
  41       # itself.  Don't let it do it.  Besides, it leaves
  42       # "parse-gram.y" as the source, dropping the src/ part.
  43       $PERL -pi -e 's{"y\.tab\.}{"parse-gram.}g;'                       \
  44                 -e 's{"(?:.*/)?(parse-gram\.[chy])"}{"src/$1"}g;'       \
  45                 -e 's{GRAM_Y_TAB_H}{GRAM_SRC_PARSE_GRAM_H}g;'           \
  46            y.tab.[ch]
  47     fi
  48     ;;
  49   esac
  50 done
  51
  52 exit $status
  53
  54 # Local Variables:
  55 # mode: shell-script
  56 # End: