#! /bin/bash
if [ $# != 3 -a $# != 4 ];then
  echo "$0 {|44|45|head} {|44|45|head} path/testfile.exp [path/binary]"
fi
set -ex
rm -rf fail
rm -rf pass
if [ -n "$1" ];then
  gccold="$HOME/redhat/gcc$1-root/bin"
else
  gccold="/"
fi
if [ -n "$2" ];then
  gccnew="$HOME/redhat/gcc$2-root/bin"
else
  gccnew="/"
fi
test -d $gccold
test -d $gccnew
exp=`echo $3|sed 's/\.exp$//'`.exp
test -f $exp
if [ -n "$4" ];then
  bin=$4
else
  bin=`echo $3|sed 's/\.exp$//'`
fi
binbase=`basename $bin`
if [ -e $bin ];then
  file $bin | grep ': ELF'
fi
rm -f $bin

PATH="$gccold:$PATH" runtest $exp || exit 1
file $bin | grep ': ELF'
mkdir pass
mv gdb.sum gdb.log $bin pass
readelf -wi pass/$binbase >pass/$binbase.d

PATH="$gccnew:$PATH" runtest $exp && exit 1
file $bin | grep ': ELF'
mkdir fail
mv gdb.sum gdb.log $bin fail
readelf -wi fail/$binbase >fail/$binbase.d

echo OK