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# SPDX-FileCopyrightText: 2017 yuzu Emulator Project
# SPDX-License-Identifier: GPL-2.0-or-later
# This function downloads a binary library package from our external repo.
# Params:
# remote_path: path to the file to download, relative to the remote repository root
# prefix_var: name of a variable which will be set with the path to the extracted contents
function(download_bundled_external remote_path lib_name prefix_var)
set(package_base_url "https://github.com/yuzu-emu/")
set(package_repo "no_platform")
set(package_extension "no_platform")
if (WIN32)
set(package_repo "ext-windows-bin/raw/master/")
set(package_extension ".7z")
elseif (${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
set(package_repo "ext-linux-bin/raw/main/")
set(package_extension ".tar.xz")
elseif (ANDROID)
set(package_repo "ext-android-bin/raw/main/")
set(package_extension ".tar.xz")
else()
message(FATAL_ERROR "No package available for this platform")
endif()
set(package_url "${package_base_url}${package_repo}")
set(prefix "${CMAKE_BINARY_DIR}/externals/${lib_name}")
if (NOT EXISTS "${prefix}")
message(STATUS "Downloading binaries for ${lib_name}...")
file(DOWNLOAD
${package_url}${remote_path}${lib_name}${package_extension}
"${CMAKE_BINARY_DIR}/externals/${lib_name}${package_extension}" SHOW_PROGRESS)
execute_process(COMMAND ${CMAKE_COMMAND} -E tar xf "${CMAKE_BINARY_DIR}/externals/${lib_name}${package_extension}"
WORKING_DIRECTORY "${CMAKE_BINARY_DIR}/externals")
endif()
message(STATUS "Using bundled binaries at ${prefix}")
set(${prefix_var} "${prefix}" PARENT_SCOPE)
endfunction()
function(download_moltenvk_external platform version)
set(MOLTENVK_DIR "${CMAKE_BINARY_DIR}/externals/MoltenVK")
set(MOLTENVK_TAR "${CMAKE_BINARY_DIR}/externals/MoltenVK.tar")
if (NOT EXISTS ${MOLTENVK_DIR})
if (NOT EXISTS ${MOLTENVK_TAR})
file(DOWNLOAD https://github.com/KhronosGroup/MoltenVK/releases/download/${version}/MoltenVK-${platform}.tar
${MOLTENVK_TAR} SHOW_PROGRESS)
endif()
execute_process(COMMAND ${CMAKE_COMMAND} -E tar xf "${MOLTENVK_TAR}"
WORKING_DIRECTORY "${CMAKE_BINARY_DIR}/externals")
endif()
# Add the MoltenVK library path to the prefix so find_library can locate it.
list(APPEND CMAKE_PREFIX_PATH "${MOLTENVK_DIR}/MoltenVK/dylib/${platform}")
set(CMAKE_PREFIX_PATH ${CMAKE_PREFIX_PATH} PARENT_SCOPE)
endfunction()
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