build_script.sh

#!/bin/bash

if [ $# -ge 1 ] ; then
  STEP=$#
else
  STEP=1
fi

if [ $# -ge 2 ] ; then
  MODE=$2
else
  MODE=intelmpi
fi

if [ $MODE == "intelmpi" ] ; then
  source /opt/intel/bin/compilervars.sh intel64
  CC=icc
  CXX=icpc
  FC=ifort
  FCFLAGS=-m64
  F77=ifort
  FFLAGS=-m64
elif [ $MODE == "openmpi" ] ; then
  module add openmpi-x86_64
  CC=gcc
  CXX=g++
  FC=gfortran
  FCFLAGS=-m64
  F77=gfortran
  FFLAGS=-m64
fi
export CC CXX FC FCFLAGS F77 FFLAGS

PREFIX=/opt/$MODE/GADGET2

GSLURL=http://gnu.afri.cc/gsl/gsl-1.9.tar.gz
FFTWURL=http://www.fftw.org/fftw-2.1.5.tar.gz
GADGETURL=http://wwwmpa.mpa-garching.mpg.de/gadget/gadget-2.0.7.tar.gz
if [ $STEP -le 1 ] ; then
  wget -c $GSLURL
  wget -c $FFTWURL
  wget -c $GADGETURL
fi

if [ $STEP -le 2 ] ; then
  TAR=$(echo $GSLURL|sed 's^.*/^^')
  DIR=$(echo $TAR|sed 's/.tar.gz$//')
  tar xf $TAR
  ( cd $DIR ; ./configure --prefix=$PREFIX && make -j4 && make install )
fi

if [ $STEP -le 3 ] ; then
  TAR=$(echo $FFTWURL|sed 's^.*/^^')
  DIR=$(echo $TAR|sed 's/.tar.gz$//')
  tar xf $TAR
  (cd $DIR ; ./configure --prefix=$PREFIX --enable-mpi --enable-type-prefix --enable-float && make -j4 && make install )
fi