vcpkg_download_distfile(ARCHIVE
    URLS "https://github.com/libffi/libffi/releases/download/v${VERSION}/libffi-${VERSION}.tar.gz"
    FILENAME "libffi-${VERSION}.tar.gz"
    SHA512 88680aeb0fa0dc0319e5cd2ba45b4b5a340bc9b4bcf20b1e0613b39cd898f177a3863aa94034d8e23a7f6f44d858a53dcd36d1bb8dee13b751ef814224061889
)
vcpkg_extract_source_archive(
    SOURCE_PATH
    ARCHIVE "${ARCHIVE}"
    PATCHES
        dll-bindir.diff
)

vcpkg_list(SET options)
if(VCPKG_TARGET_IS_WINDOWS)
    set(extra_cflags "-DFFI_BUILDING")
    if(VCPKG_LIBRARY_LINKAGE STREQUAL "dynamic")
        string(APPEND extra_cflags " -DFFI_BUILDING_DLL")
    endif()
    vcpkg_list(APPEND options "CFLAGS=\${CFLAGS} ${extra_cflags}")
endif()

set(ccas_options "")
vcpkg_cmake_get_vars(cmake_vars_file)
include("${cmake_vars_file}")
if(VCPKG_DETECTED_CMAKE_C_COMPILER_ID STREQUAL "MSVC")
    set(ccas "${SOURCE_PATH}/msvcc.sh")
    if(VCPKG_TARGET_ARCHITECTURE STREQUAL "x86")
        string(APPEND ccas_options " -m32")
    elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "x64")
        string(APPEND ccas_options " -m64")
    elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm")
        string(APPEND ccas_options " -marm")
    elseif(VCPKG_TARGET_ARCHITECTURE STREQUAL "arm64")
        string(APPEND ccas_options " -marm64")
    endif()
else()
    set(ccas "${VCPKG_DETECTED_CMAKE_C_COMPILER}")
endif()
cmake_path(GET ccas PARENT_PATH ccas_dir)
vcpkg_add_to_path("${ccas_dir}")
cmake_path(GET ccas FILENAME ccas_command)
vcpkg_list(APPEND options "CCAS=${ccas_command}${ccas_options}")

vcpkg_configure_make(
    SOURCE_PATH "${SOURCE_PATH}"
    DETERMINE_BUILD_TRIPLET
    USE_WRAPPERS
    OPTIONS
        --enable-portable-binary
        --disable-docs
        --disable-multi-os-directory
        ${options}
)

vcpkg_install_make()
vcpkg_copy_pdbs()
vcpkg_fixup_pkgconfig()

if (VCPKG_LIBRARY_LINKAGE STREQUAL "static")
    vcpkg_replace_string("${CURRENT_PACKAGES_DIR}/include/ffi.h" "!defined FFI_BUILDING" "0")
endif()

file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")
file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/unofficial-libffi-config.cmake" DESTINATION "${CURRENT_PACKAGES_DIR}/share/unofficial-libffi")
file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/libffiConfig.cmake" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}")

file(REMOVE_RECURSE
    "${CURRENT_PACKAGES_DIR}/debug/share"
    "${CURRENT_PACKAGES_DIR}/share/man3"
)

vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE")