configure

#!/bin/bash

CC0=
CXX0=
BUILD_TYPE=
DEFAULT_BLAS=
BLAS=
WITH_XM=0
CTF_INCLUDE=
CTF_LIB=
GENERATOR_UNIX="Unix Makefiles"
GENERATOR_MINGW32="MinGW Makefiles"
GENERATOR=$GENERATOR_UNIX

function set_compilers() {
  if [ "x$CC0" != "x" ]; then
    echo "Choose only one compiler option."
    exit 1
  fi
  CC0=$1
  CXX0=$2
  if [ "x$3" != "x" ]; then
    GENERATOR=$3
  fi
}

function set_build_type() {
  if [ "x$BUILD_TYPE" != "x" ]; then
    echo "Choose only one build type."
    exit 1
  fi
  BUILD_TYPE=$1
}

function set_default_blas() {
  if [ "x$DEFAULT_BLAS" == "x" ]; then
    DEFAULT_BLAS=$1
  fi
}

while [ $# -gt 0 ]; do
  case $1 in
    gcc )     set_compilers "gcc" "g++"
              ;;
    mingw32 ) set_compilers "gcc" "g++" "$GENERATOR_MINGW"
              ;;
    intel )   set_compilers "icc" "icpc"
              set_default_blas "mkl"
              ;;
    open64 )  set_compilers "opencc" "openCC"
              ;;
    pgi )     set_compilers "pgcc" "pgCC"
              ;;
    ibm )     set_compilers "xlc" "xlC"
              ;;
    mkl )     BLAS=mkl
              ;;
    acml )    BLAS=acml
              ;;
    essl )    BLAS=essl
              ;;
    atlas )   BLAS=atlas
              ;;
    openblas ) BLAS=openblas
              ;;
    debug )   set_build_type "DEBUG"
              ;;
    release ) set_build_type "RELEASE"
              ;;
    relwdeb ) set_build_type "RELWITHDEBINFO"
              ;;
    --with-xm )
              WITH_XM=1
              ;;
    --with-ctf=* )
              CTF_INCLUDE="${1#--with-ctf=}/include"
              CTF_LIB="${1#--with-ctf=}/lib"
              ;;
    --with-ctf-include=* )
              CTF_INCLUDE="${1#--with-ctf-include=}"
              ;;
    --with-ctf-lib=* )
              CTF_LIB="${1#--with-ctf-lib=}"
              ;;
  esac
  shift
done

CC0_SPEC=1
if [ "x$CC0" == "x" ]; then
    CC0_SPEC=0
fi
if [ "x$CC" != "x" -o "x$CXX" != "x" ]; then
    if [ $CC0_SPEC -eq 0 ]; then
        CC0=$CC
        CXX0=$CXX
    fi
fi

if [ "x$BLAS" == "x" ]; then
  BLAS=$DEFAULT_BLAS
fi

mkdir build
cd build

if [ -e CMakeCache.txt ]; then
    rm CMakeCache.txt
fi

CC="$CC0" CXX="$CXX0" cmake -G "$GENERATOR" -D CMAKE_BUILD_TYPE="$BUILD_TYPE" -D WITH_BLAS="$BLAS" -D WITH_XM=$WITH_XM -D CTF_INCLUDE="$CTF_INCLUDE" -D CTF_LIB="$CTF_LIB" ..