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Education Sampler 1992 [NeXTSTEP]
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cplusplus-8
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make-links.g++
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1991-10-10
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#!/bin/sh
# Script to make links for GNU C++
# Copyright (C) 1988 Free Software Foundation, Inc.
#This file is part of GNU CC.
#GNU CC 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 1, or (at your option)
#any later version.
#GNU CC 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 GNU CC; see the file COPYING. If not, write to
#the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
#
# Shell script to create proper links to machine-dependent files in
# preparation for compiling g++. Also, files borrowed verbatim from
# GNU CC have their links made by this program.
#
# Usage: config.g++ [vint] machine
#
# If make-links.g++ succeeds, it leaves its status in links.status.
# If make-links.g++ fails after disturbing the status quo,
# links.status is removed.
#
if [ xx${DIR} = xx ]
then
DIR="../gcc"
fi
if [ xx${CDIR} = xx ]
then
CDIR="${DIR}/config"
fi
progname=$0
remove=rm
make_directory=mkdir
change_directory=cd
hard_link=ln
#symbolic_link='ln -s'
#symbolic_link='cp -p'
#for Test
#remove="echo rm"
#hard_link="echo ln"
#symbolic_link="echo ln -s"
borrowed_files="obstack.c obstack.h rtl.c rtlanal.c expmed.c explow.c \
fold-const.c optabs.c sdbout.c symout.c emit-rtl.c jump.c cse.c loop.c \
flow.c stupid.c combine.c regclass.c local-alloc.c global-alloc.c \
reload.c reload1.c caller-save.c final.c recog.c rtl.h rtl.def \
machmode.def real.h c-tree.h symseg.h recog.h regs.h \
hard-reg-set.h gdbfiles.h basic-block.h reload.h conditions.h \
output.h move-if-change stddef.h assert.h gvarargs.h
limits.h typeclass.h"
borrowed_made_files="insn-emit.c insn-peep.c insn-recog.c insn-extract.c \
insn-output.c insn-flags.h insn-config.h insn-codes.h"
$remove -f config
$symbolic_link ${CDIR} ./config 2>/dev/null || $hard_link ${CDIR} ./config
if [ ! -r ${CDIR} ]
then
echo "$progname: unable to link \`${CDIR}'."
exit 1
fi
echo "Linked \`${CDIR}'."
while [ -n "$borrowed_files" ]
do
set $borrowed_files; file=$1; shift; borrowed_files=$*
$remove -f $file
$symbolic_link ${DIR}/$file . 2>/dev/null || $hard_link ${DIR}/$file .
if [ ! -r $file ]
then
echo "$progname: unable to link \`${DIR}/$file'."
exit 1
fi
echo "Linked \`${DIR}/$file'."
done
exit 0