configure

#!/bin/sh

CXXFLAGS="-std=c++14 -Wall -Werror -Wextra -pedantic"
BUILD_TYPE=Release

usage() {
    cat << EOF
$0
    --with-debug          Add debug flags
    --with-coverage       Add coverage flags
    --with-clang          Compile with clang
    --with-optimizations  Compile with optimizations flags (-O3)
    --help                Display this message
EOF
}

for arg in "$@"
do
    case "$arg" in
        --with-debug)
            CXXFLAGS="$CXXFLAGS -O0 -g3 -gdwarf-2"
            BUILD_TYPE=Debug
            ;;
        --with-coverage)
            CXXFLAGS="$CXXFLAGS -O0 -g3 -pg -fprofile-arcs -ftest-coverage"
            BUILD_TYPE=Debug
            COVERAGE="set(COVERAGE yes)"
            ;;
        --with-optimizations)
            CXXFLAGS="$CFLAGS -O3 -march=native"
            ;;
        --with-clang)
            CLANG="set(CMAKE_CXX_COMPILER clang++)"
            ;;
        --with-gcc)
            CLANG="set(CMAKE_CXX_COMPILER g++)"
            ;;
        --help)
            usage
            ;;
    esac
done

echo "set(CMAKE_CXX_FLAGS \"$CXXFLAGS\")" > common.cmake
echo "set(CMAKE_BUILD_TYPE $BUILD_TYPE)" >> common.cmake
echo $COVERAGE >> common.cmake
echo $CLANG >> common.cmake