#!/bin/bash

libVer=3.3.1

echo libVer=$libVer

scriptDir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
originalPath=$scriptDir/original
buildPath=$scriptDir/build
installPath=$scriptDir/install

libFilePath=$originalPath/googletest-release-$libVer.tar.gz
libBuildPath=$buildPath/$libVer
libInstallPath=$installPath/$libVer
libSrcPath=$buildPath/googletest-release-$libVer

echo
echo libFilePath=$libFilePath
echo libBuildPath=$libBuildPath
echo libInstallPath=$libInstallPath
echo libSrcPath=$libSrcPath
echo

rm -rf $buildPath $installPath

mkdir -p $libBuildPath
mkdir -p $libInstallPath
mkdir -p $libSrcPath

tar zxvpf $libFilePath -C $buildPath

if [ -z "$1" ]; then
  BuildType="release"
else
  BuildType="$1"
fi

echo
echo "BuildType      = $BuildType"
echo

# check on 1st argument: build type
if [ "$BuildType" = "debug" ]; then
  echo "debug build selected ..."
  BCFLAGS=-g
  BCXXFLAGS=-g
  BFFLAGS=-g
elif [ "$BuildType" = "release" ]; then
  echo "release build selected ..."
  BCFLAGS=-O3
  BCXXFLAGS=-O3
  BFFLAGS=-O3
else
  echo "Error: unrecognized build type. Check 1st input argument!"
  exit
fi

echo
echo "BCFLAGS         = $BCFLAGS"
echo "BCXXFLAGS       = $BCXXFLAGS"
echo "BFFLAGS         = $BFFLAGS"
echo


# MPICH directory
MPICHRoot=/home/brgirgis/Documents/code/thirdparty/mpi/mpich_/src/mpich-3.2.1
if [ -d $MPICHRoot ]; then
  echo "MPICHRoot     = $MPICHRoot"
else
  echo "Error: MPICH directory is missing!"
  exit
fi

# target install directory
InstallRoot=$PWD/../${BuildType}_install
echo "InstallRoot     = $InstallRoot"

# clean the build area
rm -rf $InstallRoot \
./config  \
./config.log  \
./config.status  \
./contrib  \
./libtool  \
./Makefile  \
./ompi  \
./opal  \
./orte  \
./test

# create the install directory
mkdir $InstallRoot

# print current LD_LIBRARY_PATH for reference
echo "LD_LIBRARY_PATH = $LD_LIBRARY_PATH"

# run the configure command with all build options
$MPICHRoot/configure --prefix=$InstallRoot \
--disable-fc \
--disable-f77 \
--disable-fortran \
--disable-cxx \
--enable-fast=all \
MPICHLIB_CFLAGS=$BCFLAGS \
CC=gcc \
CXX=g++ \
2>&1 | tee c.txt

# clean, build, and install
make clean
make all -j8 2>&1 | tee m.txt
make install 2>&1 | tee mi.txt