build.sh

#!/bin/bash -ex

MODS="m4-1.4.16 autoconf-2.69 automake-1.12.2 libtool-2.4.2"
PREFIX=/opt

PATH=$PATH:$PREFIX/bin

# first get wget
curl -O http://ftp.gnu.org/gnu/wget/wget-1.14.tar.gz
tar -xzf wget-1.14.tar.gz
cd wget-1.14
./configure --with-ssl=openssl --prefix=$PREFIX
make
make install
cd ..

# and now the rest
for m in $MODS; do
        rm -Rf $m
        wget http://ftp.gnu.org/gnu/`echo $m | sed 's/-.*//'`/$m.tar.gz
        tar zxvf $m.tar.gz
        cd $m
                ./configure --prefix=$PREFIX
                make
                make install
        cd ..
done

Note that you need to put /opt/bin in your path (or edit the PREFIX above).