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#! /bin/sh
# Compare stripped copies of two given object files.
# Copyright (C) 2007 Free Software Foundation
# Originally by Alexandre Oliva <aoliva@redhat.com>
# This file is part of GCC.
# GCC 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, or (at your option) any later
# version.
# GCC 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
rm='rm -f'
case $1 in
-p | --preserve)
rm='echo preserving'
shift
;;
esac
if test $# != 2; then
echo 'usage: compare-debug file1.o file2.o' >&2
exit 1
fi
if test ! -f "$1"; then
echo "$1" does not exist >&2
exit 1
fi
if test ! -f "$2"; then
echo "$2" does not exist >&2
exit 1
fi
suf1=stripped
while test -f "$1.$suf1"; do
suf1=$suf1.
done
suf2=stripped
while test -f "$2.$suf2"; do
suf2=$suf2.
done
trap 'rm -f "$1.$suf1" "$2.$suf2"' 0 1 2 15
cp "$1" "$1.$suf1"
strip "$1.$suf1"
cp "$2" "$2.$suf2"
strip "$2.$suf2"
if cmp "$1.$suf1" "$2.$suf2"; then
status=0
else
status=1
fi
$rm "$1.$suf1" "$2.$suf2"
trap "exit $status; exit" 0 1 2 15
exit $status
|
