# Copyright 2019 Paul Mulders <justinkb@gmail.com>
# Distributed under the terms of the GNU General Public License v2

require github [ user=trendmicro ] \
    setup-py [ blacklist=none import=distutils multibuild=false with_opt=true ] \
    cmake

SUMMARY="A fuzzy matching library"

LICENCES="|| ( Apache-2.0 BSD )"
SLOT="0"
PLATFORMS="~amd64"
MYOPTIONS="
    utils [[ description = [ Install the tlsh{,_pattern} and rand_tags utilities ] ]]
"

DEPENDENCIES=""

src_prepare() {
    cmake_src_prepare

    # don't link libgcc and libstdc++ statically
    edo sed -i -e '/set(CMAKE_EXE_LINKER_FLAGS/d' CMakeLists.txt

    # make sure we build the shared library (disabled by default)
    edo sed -i -e 's/TLSH_SHARED_LIBRARY 0/TLSH_SHARED_LIBRARY 1/g' src/CMakeLists.txt
}

src_compile() {
    default

    if optionq python; then
        # build python module
        edo pushd "${CMAKE_SOURCE}"/py_ext
        setup-py_src_compile
        edo popd
    fi
}

src_test() {
    # see make.sh
    edo pushd "${CMAKE_SOURCE}"/bin
    edo cmake -E create_symlink tlsh_unittest tlsh
    edo popd

    default
}

src_install() {
    cmake_src_install

    if optionq utils; then
        dobin "${CMAKE_SOURCE}"/bin/rand_tags
        # install the built "tlsh_unittest" binary as tlsh, it's actually a program
        # used for the unit test, not in and of itself a test program; not sure why
        # they named it as they did in the CMake build files
        newbin "${CMAKE_SOURCE}"/bin/tlsh_unittest tlsh
        dobin "${CMAKE_SOURCE}"/bin/tlsh_pattern
    fi

    if optionq python; then
        # install python module
        edo pushd "${CMAKE_SOURCE}"/py_ext
        setup-py_src_install
        edo popd
    fi
}