include(vcpkg_common_functions)

if(NOT VCPKG_TARGET_ARCHITECTURE STREQUAL x86 AND NOT VCPKG_TARGET_ARCHITECTURE STREQUAL x64)
    message(FATAL_ERROR "Architecture not supported")
endif()

vcpkg_check_linkage(ONLY_STATIC_LIBRARY)

vcpkg_from_github(
    OUT_SOURCE_PATH SOURCE_PATH
    REPO libffi/libffi
    REF v3.1
    SHA512 b214e4a876995f44e0a93bad5bf1b3501ea1fbedafbf33ea600007bd08c9bc965a1f0dd90ea870281c3add6c051febd19aa6cdce36f3ee8ba535ba2c0703153c
    HEAD_REF master
    PATCHES
        export-global-data.patch
)

file(COPY ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt DESTINATION ${SOURCE_PATH})
file(COPY ${CMAKE_CURRENT_LIST_DIR}/libffiConfig.cmake.in DESTINATION ${SOURCE_PATH})

vcpkg_configure_cmake(
    SOURCE_PATH ${SOURCE_PATH}
    PREFER_NINJA
    OPTIONS
        -DFFI_CONFIG_FILE=${CMAKE_CURRENT_LIST_DIR}/fficonfig.h
    OPTIONS_DEBUG
        -DFFI_SKIP_HEADERS=ON
)

vcpkg_install_cmake()
vcpkg_copy_pdbs()
vcpkg_fixup_cmake_targets()

file(READ ${CURRENT_PACKAGES_DIR}/include/ffi.h FFI_H)
string(REPLACE "/* *know* they are going to link with the static library. */"
"/* *know* they are going to link with the static library. */

#define FFI_BUILDING

" FFI_H "${FFI_H}")
file(WRITE ${CURRENT_PACKAGES_DIR}/include/ffi.h "${FFI_H}")

file(COPY ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/libffi)
file(RENAME ${CURRENT_PACKAGES_DIR}/share/libffi/LICENSE ${CURRENT_PACKAGES_DIR}/share/libffi/copyright)