configure

#!/bin/sh
# A very rudimentally configure script

set -e # exit at the first error

dirname_0=$(dirname "$0")
sourcedir=$(cd "$dirname_0" && pwd)

usage="\
Usage: $0 [OPTION]...

  Build Options:
    --release            set release flags (default:false)
    --cxx-path=PATH      CXX compiler path
    --prefix-path=PATH   additional path for libraries
    --install-path=PATH  set the installation path
"

# default values
RELEASE=no
SIZED_QUEUE=OFF

for i in "$@"
do
case $i in
    --help)
      echo "$usage"
      exit
    ;;
    --release)
      RELEASE=yes
      shift # past argument=value
    ;;
    --sized-queue)
      SIZED_QUEUE=ON
      shift # past argument=value
    ;;
    --cxx-path=*)
      CXX_PATH="${i#*=}"
      shift # past argument=value
    ;;
    --prefix-path=*)
      PREFIX_PATH="${i#*=}"
      shift # past argument=value
    ;;
    --install-path=*)
      INSTALL_PATH="${i#*=}"
      shift # past argument=value
    ;;
    *)
      echo "error: unknown option";echo
      echo "$usage"
      exit
    ;;
esac
done

CMAKE_ARGS="-DSIZED_QUEUE=$SIZED_QUEUE"

if [ $RELEASE = "yes" ] ; then
  CMAKE_ARGS="$CMAKE_ARGS -D CMAKE_BUILD_TYPE=Release"
else
  CMAKE_ARGS="$CMAKE_ARGS -D CMAKE_BUILD_TYPE=Debug"
fi

if [ "$CXX_PATH" != "" ] ; then
  CMAKE_ARGS="$CMAKE_ARGS -D CMAKE_CXX_COMPILER=$CXX_PATH"
fi

if [ "$PREFIX_PATH" != "" ] ; then
  CMAKE_ARGS="$CMAKE_ARGS -D CMAKE_PREFIX_PATH=$PREFIX_PATH"
fi

if [ "$INSTALL_PATH" != "" ] ; then
  CMAKE_ARGS="$CMAKE_ARGS -D CMAKE_INSTALL_PREFIX=$INSTALL_PATH"
fi

# call cmake
set -x
cmake $CMAKE_ARGS "$sourcedir"