Set environment variables for autotools

env-autotools.sh

#!/bin/bash
# source ~/bin/env-autotools.sh

OPT_BASE=/opt

which autoreconf
if [ "$?" != "0" ]; then
	export PATH=${OPT_BASE}/autoconf-2.69/bin:$PATH
fi

which automake
if [ "$?" != "0" ]; then
	export PATH=${OPT_BASE}/automake-1.15/bin:$PATH
fi

which libtoolize
if [ "$?" != "0" ]; then
	export PATH=${OPT_BASE}/libtool-2.4.6/bin:$PATH
	export ACLOCAL_PATH=${OPT_BASE}/libtool-2.4.6/share/aclocal:$ACLOCAL_PATH
fi

which pkg-config
if [ "$?" != "0" ]; then
	export PATH=${OPT_BASE}/pkg-config-0.29.2/bin:$PATH
	export PKG_CONFIG_PATH=${OPT_BASE}/pkg-config-data:$PKG_CONFIG_PATH
	export ACLOCAL_PATH=${OPT_BASE}/pkg-config-0.29.2/share/aclocal:$ACLOCAL_PATH
fi

export ACLOCAL_PATH=${ACLOCAL_PATH%:}
export PKG_CONFIG_PATH=${PKG_CONFIG_PATH%:}

echo "PATH=${PATH}"