#!/bin/sh
PREFIX=$HOME/dist
mkdir -p $PREFIX/src
cd $PREFIX/src
GREP_RESULT=`grep $PREFIX/bin $HOME/.bashrc`
if test -z "$GREP_RESULT"; then
 echo "export PATH=$PREFIX/bin:$PATH" >> $HOME/.bashrc
fi
GREP_RESULT=`grep $PREFIX/lib $HOME/.bashrc`
if test -z "$GREP_RESULT"; then
 echo "export LD_LIBRARY_PATH=$PREFIX/lib" >> $HOME/.bashrc
fi
rm -f chkrootkit.tar.gz
URL=ftp://ftp.pangeia.com.br/pub/seg/pac
wget -N $URL/chkrootkit.tar.gz
NAME=$(ls -l chkrootkit.tar.gz|awk '{print $10}')
DIRNAME=$(echo $NAME|sed s/\.tar\.gz//)
wget -Nc $URL/$NAME
cd ..
rm -rf $DIRNAME
tar zxf src/$NAME &>/dev/null || (
 echo $NAME could not be extracted
 echo and has been deleted. Please restart this script.
 exit 1
) || exit $?
cd $DIRNAME
make sense
cd ..
mkdir -p bin
cat <<EOF >bin/chkrootkit
#!/bin/bash
[ \$(id -u) != 0 ] && exec sudo "\$0" "\$@"
cd $PREFIX/$DIRNAME
./chkrootkit "\$@"
EOF
chmod 755 bin/chkrootkit
# message
cat <<EOF

to start open a new console, then: chkrootkit
EOF