configure

#!/bin/bash
#
# Copyright 2013 Axel Huebl, Rene Widera
#
# This file is part of PIConGPU.
#
# PIConGPU is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# PIConGPU is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with PIConGPU.
# If not, see <http://www.gnu.org/licenses/>.
#

this_dir=`dirname $0`


help()
{
    echo "configure create a cmake call for picongpu \nand get fast access to selected picongpu cmake options"
    echo ""
    echo "usage: configure [OPTION] <parameter_DIRECTORY>"
    echo "If no path_to_CMakeLists.txt is set the directory of this binary is used as source directory."
    echo ""
    echo "-i | --install       - path were picongpu should be installed (default is <parameter_DIRECTORY>)"
    echo "-a | --arch          - set cuda architecture (e.g.: sm_13, sm_20, ...)"
    echo "-c | --cmake         - overwrite options for cmake (e.g.: -c \"-DPIC_VERBOSE=1\")"
    echo "-t <presetNumber>    - configure this preset from cmakeFlags"
    echo "-h | --help          - show this help message"
}

# options may be followed by one colon to indicate they have a required argument
OPTS=`getopt -o i:a:c:p:t:h -l install:,arch:,cmake:,params:,help -- "$@"`
if [ $? != 0 ] ; then
    # something went wrong, getopt will put out an error message for us
    exit 1
fi

# configure a specific preset in the cmakeFlags file
cmakeFlagsNr=0

eval set -- "$OPTS"

while true ; do
    case "$1" in
        -a|--arch)
            cuda_arch="-DCUDA_ARCH=$2"
            shift
            ;;
        -i|--install)
            install_path="-DCMAKE_INSTALL_PREFIX=$2"
            shift
            ;;
        -h|--help)
            echo -e "$(help)"
            exit 1
            ;;
        -c|--cmake)
            cmake_options="$2"
            shift
            ;;
        -t)
            cmakeFlagsNr="$2"
            shift
            ;;
        --) shift; break;;
    esac
    shift
done

extension_param="$*"

if [ ! -d "$extension_param" ] ; then
   echo "Path \"$extension_param\" does not exist." >&2
   exit 1
fi
#check for cmakeFlags file (interprete with sh)
if [ -f "$extension_param/cmakeFlags" ] ; then
    cmake_flags=`$extension_param/cmakeFlags $cmakeFlagsNr`
fi

#set default install path if no path is set by paramater
if [ -z "$install_path" ] ; then
   install_path="-DCMAKE_INSTALL_PREFIX=$extension_param"
fi
extension_param="-DPIC_EXTENSION_PATH=$extension_param"



own_command="cmake $cmake_flags $install_path $extension_param $cmake_options $cuda_arch $this_dir"
echo -e "\033[32mcmake command:\033[0m $own_command"
$own_command