set(LIBPNG_VER 1.6.37) # Download the apng patch set(LIBPNG_APNG_PATCH_PATH "") set(LIBPNG_APNG_OPTION "") if ("apng" IN_LIST FEATURES) if(VCPKG_HOST_IS_WINDOWS) # Get (g)awk and gzip installed vcpkg_acquire_msys(MSYS_ROOT PACKAGES gawk gzip) set(AWK_EXE_PATH "${MSYS_ROOT}/usr/bin") vcpkg_add_to_path("${AWK_EXE_PATH}") endif() set(LIBPNG_APNG_PATCH_NAME "libpng-${LIBPNG_VER}-apng.patch") vcpkg_download_distfile(LIBPNG_APNG_PATCH_ARCHIVE URLS "https://downloads.sourceforge.net/project/libpng-apng/libpng16/${LIBPNG_VER}/${LIBPNG_APNG_PATCH_NAME}.gz" FILENAME "${LIBPNG_APNG_PATCH_NAME}.gz" SHA512 226adcb3a8c60f2267fe2976ab531329ae43c2603dab4d0cf8f16217d64069936b879f3d6516b75d259c47d6f5c5b1f24f887602206c8e46abde0fb7f5c7946b ) set(LIBPNG_APNG_PATCH_PATH "${CURRENT_BUILDTREES_DIR}/src/${LIBPNG_APNG_PATCH_NAME}") if (NOT EXISTS "${LIBPNG_APNG_PATCH_PATH}") file(INSTALL "${LIBPNG_APNG_PATCH_ARCHIVE}" DESTINATION "${CURRENT_BUILDTREES_DIR}/src") vcpkg_execute_required_process( COMMAND gzip -d "${LIBPNG_APNG_PATCH_NAME}.gz" WORKING_DIRECTORY "${CURRENT_BUILDTREES_DIR}/src" ALLOW_IN_DOWNLOAD_MODE LOGNAME extract-patch.log ) endif() set(LIBPNG_APNG_OPTION "-DPNG_PREFIX=a") endif() vcpkg_from_github( OUT_SOURCE_PATH SOURCE_PATH REPO glennrp/libpng REF v${LIBPNG_VER} SHA512 ccb3705c23b2724e86d072e2ac8cfc380f41fadfd6977a248d588a8ad57b6abe0e4155e525243011f245e98d9b7afbe2e8cc7fd4ff7d82fcefb40c0f48f88918 HEAD_REF master PATCHES "${LIBPNG_APNG_PATCH_PATH}" use_abort.patch cmake.patch fix-export-targets.patch pkgconfig.patch macos-arch-fix.patch fix-msa-support-for-mips.patch ) string(COMPARE EQUAL "${VCPKG_LIBRARY_LINKAGE}" "dynamic" PNG_SHARED) string(COMPARE EQUAL "${VCPKG_LIBRARY_LINKAGE}" "static" PNG_STATIC) vcpkg_list(SET LIBPNG_HARDWARE_OPTIMIZATIONS_OPTION) if(VCPKG_TARGET_IS_IOS) vcpkg_list(APPEND LIBPNG_HARDWARE_OPTIMIZATIONS_OPTION "-DPNG_HARDWARE_OPTIMIZATIONS=OFF") endif() vcpkg_list(SET LD_VERSION_SCRIPT_OPTION) if(VCPKG_TARGET_IS_ANDROID) vcpkg_list(APPEND LD_VERSION_SCRIPT_OPTION "-Dld-version-script=OFF") # for armeabi-v7a, check whether NEON is available vcpkg_list(APPEND LIBPNG_HARDWARE_OPTIMIZATIONS_OPTION "-DPNG_ARM_NEON=check") else() vcpkg_list(APPEND LIBPNG_HARDWARE_OPTIMIZATIONS_OPTION "-DPNG_ARM_NEON=on") endif() vcpkg_cmake_configure( SOURCE_PATH "${SOURCE_PATH}" OPTIONS ${LIBPNG_APNG_OPTION} ${LIBPNG_HARDWARE_OPTIMIZATIONS_OPTION} ${LD_VERSION_SCRIPT_OPTION} -DPNG_STATIC=${PNG_STATIC} -DPNG_SHARED=${PNG_SHARED} -DPNG_TESTS=OFF -DSKIP_INSTALL_PROGRAMS=ON -DSKIP_INSTALL_EXECUTABLES=ON -DSKIP_INSTALL_FILES=OFF OPTIONS_DEBUG -DSKIP_INSTALL_HEADERS=ON MAYBE_UNUSED_VARIABLES PNG_ARM_NEON ) vcpkg_cmake_install() vcpkg_cmake_config_fixup(CONFIG_PATH lib/libpng) file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/vcpkg-cmake-wrapper.cmake" DESTINATION "${CURRENT_PACKAGES_DIR}/share/png") vcpkg_fixup_pkgconfig() if(VCPKG_TARGET_IS_WINDOWS AND NOT VCPKG_TARGET_IS_MINGW) if(NOT VCPKG_BUILD_TYPE) vcpkg_replace_string("${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig/libpng16.pc" "-lpng16" "-llibpng16d") file(INSTALL "${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig/libpng16.pc" DESTINATION "${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig" RENAME "libpng.pc") endif() vcpkg_replace_string("${CURRENT_PACKAGES_DIR}/lib/pkgconfig/libpng16.pc" "-lpng16" "-llibpng16") elseif(NOT VCPKG_BUILD_TYPE) vcpkg_replace_string("${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig/libpng16.pc" "-lpng16" "-lpng16d") file(INSTALL "${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig/libpng16.pc" DESTINATION "${CURRENT_PACKAGES_DIR}/debug/lib/pkgconfig" RENAME "libpng.pc") endif() file(INSTALL "${CURRENT_PACKAGES_DIR}/lib/pkgconfig/libpng16.pc" DESTINATION "${CURRENT_PACKAGES_DIR}/lib/pkgconfig" RENAME "libpng.pc") vcpkg_copy_pdbs() file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share") file(INSTALL "${CMAKE_CURRENT_LIST_DIR}/usage" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}") file(INSTALL "${SOURCE_PATH}/LICENSE" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)