Files
plezy/android/libass/src/main/cpp/FetchLibass.cmake
T

48 lines
1.6 KiB
CMake

cmake_minimum_required(VERSION 3.22.1)
foreach(_var IN ITEMS
LIBASS_VERSION
LIBASS_SHA256
LIBASS_ZIP_URL
LIBASS_CACHE_DIR
LIBASS_ROOT
LIBASS_ARCHIVE
LIBASS_HEADER
ANDROID_ABI)
if(NOT DEFINED ${_var} OR "${${_var}}" STREQUAL "")
message(FATAL_ERROR "${_var} is required")
endif()
endforeach()
get_filename_component(_cache_parent "${LIBASS_CACHE_DIR}" DIRECTORY)
file(MAKE_DIRECTORY "${_cache_parent}")
# Android Gradle can build ABI variants in parallel; serialize the shared cache.
file(LOCK "${LIBASS_CACHE_DIR}.lock" GUARD PROCESS TIMEOUT 300)
if(NOT EXISTS "${LIBASS_ARCHIVE}" OR NOT EXISTS "${LIBASS_HEADER}")
file(MAKE_DIRECTORY "${LIBASS_CACHE_DIR}")
set(_libass_zip "${LIBASS_CACHE_DIR}/libass-android-${LIBASS_VERSION}.zip")
message(STATUS "Fetching fork libass ${LIBASS_VERSION} from ${LIBASS_ZIP_URL}")
file(DOWNLOAD "${LIBASS_ZIP_URL}" "${_libass_zip}"
EXPECTED_HASH "SHA256=${LIBASS_SHA256}"
TLS_VERIFY ON
STATUS _libass_dl)
list(GET _libass_dl 0 _libass_dl_code)
if(NOT _libass_dl_code EQUAL 0)
file(REMOVE "${_libass_zip}")
message(FATAL_ERROR "Failed to download libass: ${_libass_dl}")
endif()
file(REMOVE_RECURSE "${LIBASS_ROOT}")
file(ARCHIVE_EXTRACT INPUT "${_libass_zip}" DESTINATION "${LIBASS_CACHE_DIR}")
endif()
if(NOT EXISTS "${LIBASS_ARCHIVE}")
message(FATAL_ERROR "libass archive for ${ANDROID_ABI} was not extracted: ${LIBASS_ARCHIVE}")
endif()
if(NOT EXISTS "${LIBASS_HEADER}")
message(FATAL_ERROR "libass headers were not extracted: ${LIBASS_HEADER}")
endif()