#!/usr/bin/env bash

# Installation script to build the autotools toolchain.
# Christoph Niethammer <niethammer@hlrs.de> (C) 2011

set -e
set -x

export ORIGDIR=`pwd`
export SIT_DIR=$(dirname "$ORIGDIR/$0")
echo $SIT_DIR

export SRC_POOL=${HOME}/src
export WORKDIR_BASE=${HOME}/work

#PREFIX=$HOME/bin/local
PREFIX=/opt/amtopt/autotools/local
MAKEOPTS="-j4"



module load compiler/gnu/4.4.3

M4_VERSION=1.4.15
BISON_VERSION=2.4.2
LIBTOOL_VERSION=2.2.10
AUTOCONF_VERSION=2.65
AUTOMAKE_VERSION=1.11.1

function sit_fail() {
	msg=$0
	echo "$msg"
	exit 1
}

function sit_unpack() {
	if [ ! -e ${SRC_POOL}/${A} ]
	then
		sit_fail "${SRC_POOL}/${A} doesn't exist"
	fi 
	case "${A##*.}" in
    	bz2)
       	 	tar xfjv ${SRC_POOL}/${A} || sit_fail
       		;;
    	gz|tgz)
        	tar xfzv ${SRC_POOL}/${A} || sit_fail
        	;;
		xz)
			tar xfJv ${SRC_POOL}/${A} || sit_fail
			;;
    	*)
        	sit_fail "Archive format not recogized"
        	;;
	esac
}

function sit_configure() {
	cd ${BUILDDIR=}
	${SRCDIR}/configure --prefix=$PREFIX
}

function sit_build() {
	make $MAKEOPTS
}

function sit_install() {
	make install
}

function sit_auto_install() {
	export WORKDIR=$WORKDIR_BASE/${P}
	export SRCDIR=${WORKDIR}/${P}
	export BUILDDIR=${WORKDIR}/build
	if [ -d ${WORKDIR} ]
	then
		rm -rf ${WORKDIR}
	fi
	mkdir -p ${WORKDIR}
	mkdir -p ${BUILDDIR}
	cd ${WORKDIR}
	sit_unpack
	sit_configure
	sit_build
	sit_install
}


# install m4
P=m4-${M4_VERSION}
A=${P}.tar.bz2
sit_auto_install


# install bison
P=bison-${BISON_VERSION}
A=${P}.tar.bz2
sit_auto_install

# install libtool
P=libtool-${LIBTOOL_VERSION}
A=${P}.tar.gz
sit_auto_install

# install autoconf 
P=autoconf-${AUTOCONF_VERSION}
A=${P}.tar.gz
sit_auto_install

export PATH=$PREFIX/bin:$PATH
export LD_LIBRARY_PATH=$PREFIX/lib:$LD_LIBRARY_PATH
# install automake
P=automake-${AUTOMAKE_VERSION}
A=${P}.tar.bz2
sit_auto_install

exit 0