236 lines
10 KiB
CMake
236 lines
10 KiB
CMake
# Mason CMake
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include(CMakeParseArguments)
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function(mason_detect_platform)
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# Determine platform
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if(NOT MASON_PLATFORM)
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# we call uname -s manually here since
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# CMAKE_HOST_SYSTEM_NAME will not be defined before the project() call
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execute_process(
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COMMAND uname -s
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OUTPUT_VARIABLE UNAME
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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if (UNAME STREQUAL "Darwin")
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set(MASON_PLATFORM "osx" PARENT_SCOPE)
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else()
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set(MASON_PLATFORM "linux" PARENT_SCOPE)
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endif()
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endif()
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# Determine platform version string
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if(NOT MASON_PLATFORM_VERSION)
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# Android Studio only passes ANDROID_ABI, but we need to adjust that to the Mason
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if(MASON_PLATFORM STREQUAL "android" AND NOT MASON_PLATFORM_VERSION)
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if (ANDROID_ABI STREQUAL "armeabi")
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set(MASON_PLATFORM_VERSION "arm-v5-9" PARENT_SCOPE)
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elseif (ANDROID_ABI STREQUAL "armeabi-v7a")
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set(MASON_PLATFORM_VERSION "arm-v7-9" PARENT_SCOPE)
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elseif (ANDROID_ABI STREQUAL "arm64-v8a")
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set(MASON_PLATFORM_VERSION "arm-v8-21" PARENT_SCOPE)
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elseif (ANDROID_ABI STREQUAL "x86")
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set(MASON_PLATFORM_VERSION "x86-9" PARENT_SCOPE)
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elseif (ANDROID_ABI STREQUAL "x86_64")
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set(MASON_PLATFORM_VERSION "x86-64-21" PARENT_SCOPE)
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elseif (ANDROID_ABI STREQUAL "mips")
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set(MASON_PLATFORM_VERSION "mips-9" PARENT_SCOPE)
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elseif (ANDROID_ABI STREQUAL "mips64")
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set(MASON_PLATFORM_VERSION "mips-64-9" PARENT_SCOPE)
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else()
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message(FATAL_ERROR "Unknown ANDROID_ABI '${ANDROID_ABI}'.")
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endif()
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elseif(MASON_PLATFORM STREQUAL "ios")
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set(MASON_PLATFORM_VERSION "8.0" PARENT_SCOPE)
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else()
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execute_process(
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COMMAND uname -m
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OUTPUT_VARIABLE MASON_PLATFORM_VERSION
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(MASON_PLATFORM_VERSION "${MASON_PLATFORM_VERSION}" PARENT_SCOPE)
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endif()
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endif()
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endfunction()
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function(mason_use _PACKAGE)
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if(NOT _PACKAGE)
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message(FATAL_ERROR "[Mason] No package name given")
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endif()
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cmake_parse_arguments("" "HEADER_ONLY" "VERSION" "" ${ARGN})
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if(_UNPARSED_ARGUMENTS)
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message(FATAL_ERROR "[Mason] mason_use() called with unrecognized arguments: ${_UNPARSED_ARGUMENTS}")
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endif()
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if(NOT _VERSION)
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message(FATAL_ERROR "[Mason] Specifying a version is required")
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endif()
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if(MASON_PACKAGE_${_PACKAGE}_INVOCATION STREQUAL "${MASON_INVOCATION}")
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# Check that the previous invocation of mason_use didn't select another version of this package
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if(NOT MASON_PACKAGE_${_PACKAGE}_VERSION STREQUAL ${_VERSION})
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message(FATAL_ERROR "[Mason] Already using ${_PACKAGE} ${MASON_PACKAGE_${_PACKAGE}_VERSION}. Cannot select version ${_VERSION}.")
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endif()
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else()
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if(_HEADER_ONLY)
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set(_PLATFORM_ID "headers")
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else()
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set(_PLATFORM_ID "${MASON_PLATFORM}-${MASON_PLATFORM_VERSION}")
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endif()
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set(_SLUG "${_PLATFORM_ID}/${_PACKAGE}/${_VERSION}")
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set(_INSTALL_PATH "${MASON_PACKAGE_DIR}/${_SLUG}")
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file(RELATIVE_PATH _INSTALL_PATH_RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "${_INSTALL_PATH}")
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if(NOT EXISTS "${_INSTALL_PATH}")
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set(_CACHE_PATH "${MASON_PACKAGE_DIR}/.binaries/${_SLUG}.tar.gz")
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if (NOT EXISTS "${_CACHE_PATH}")
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# Download the package
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set(_URL "${MASON_REPOSITORY}/${_SLUG}.tar.gz")
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message("[Mason] Downloading package ${_URL}...")
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set(_FAILED)
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set(_ERROR)
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# Note: some CMake versions are compiled without SSL support
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get_filename_component(_CACHE_DIR "${_CACHE_PATH}" DIRECTORY)
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file(MAKE_DIRECTORY "${_CACHE_DIR}")
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execute_process(
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COMMAND curl --retry 3 -s -f -S -L "${_URL}" -o "${_CACHE_PATH}.tmp"
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RESULT_VARIABLE _FAILED
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ERROR_VARIABLE _ERROR)
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if(_FAILED)
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message(FATAL_ERROR "[Mason] Failed to download ${_URL}: ${_ERROR}")
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else()
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# We downloaded to a temporary file to prevent half-finished downloads
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file(RENAME "${_CACHE_PATH}.tmp" "${_CACHE_PATH}")
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endif()
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endif()
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# Unpack the package
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message("[Mason] Unpacking package to ${_INSTALL_PATH_RELATIVE}...")
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file(MAKE_DIRECTORY "${_INSTALL_PATH}")
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execute_process(
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COMMAND ${CMAKE_COMMAND} -E tar xzf "${_CACHE_PATH}"
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WORKING_DIRECTORY "${_INSTALL_PATH}")
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endif()
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# Error out if there is no config file.
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if(NOT EXISTS "${_INSTALL_PATH}/mason.ini")
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message(FATAL_ERROR "[Mason] Could not find mason.ini for package ${_PACKAGE} ${_VERSION}")
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endif()
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set(MASON_PACKAGE_${_PACKAGE}_PREFIX "${_INSTALL_PATH}" CACHE STRING "${_PACKAGE} ${_INSTALL_PATH}" FORCE)
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mark_as_advanced(MASON_PACKAGE_${_PACKAGE}_PREFIX)
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# Load the configuration from the ini file
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file(STRINGS "${_INSTALL_PATH}/mason.ini" _CONFIG_FILE)
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foreach(_LINE IN LISTS _CONFIG_FILE)
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string(REGEX MATCH "^([a-z_]+) *= *" _KEY "${_LINE}")
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if (_KEY)
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string(LENGTH "${_KEY}" _KEY_LENGTH)
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string(SUBSTRING "${_LINE}" ${_KEY_LENGTH} -1 _VALUE)
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string(REGEX REPLACE ";.*$" "" _VALUE "${_VALUE}") # Trim trailing commas
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string(REPLACE "{prefix}" "${_INSTALL_PATH}" _VALUE "${_VALUE}")
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string(STRIP "${_VALUE}" _VALUE)
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string(REPLACE "=" "" _KEY "${_KEY}")
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string(STRIP "${_KEY}" _KEY)
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string(TOUPPER "${_KEY}" _KEY)
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if(_KEY STREQUAL "INCLUDE_DIRS" OR _KEY STREQUAL "STATIC_LIBS" )
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separate_arguments(_VALUE)
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endif()
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set(MASON_PACKAGE_${_PACKAGE}_${_KEY} "${_VALUE}" CACHE STRING "${_PACKAGE} ${_KEY}" FORCE)
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mark_as_advanced(MASON_PACKAGE_${_PACKAGE}_${_KEY})
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endif()
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endforeach()
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# Compare version in the package to catch errors early on
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if(NOT _VERSION STREQUAL MASON_PACKAGE_${_PACKAGE}_VERSION)
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message(FATAL_ERROR "[Mason] Package at ${_INSTALL_PATH_RELATIVE} has version '${MASON_PACKAGE_${_PACKAGE}_VERSION}', but required '${_VERSION}'")
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endif()
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if(NOT _PACKAGE STREQUAL MASON_PACKAGE_${_PACKAGE}_NAME)
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message(FATAL_ERROR "[Mason] Package at ${_INSTALL_PATH_RELATIVE} has name '${MASON_PACKAGE_${_PACKAGE}_NAME}', but required '${_NAME}'")
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endif()
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if(NOT _HEADER_ONLY)
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if(NOT MASON_PLATFORM STREQUAL MASON_PACKAGE_${_PACKAGE}_PLATFORM)
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message(FATAL_ERROR "[Mason] Package at ${_INSTALL_PATH_RELATIVE} has platform '${MASON_PACKAGE_${_PACKAGE}_PLATFORM}', but required '${MASON_PLATFORM}'")
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endif()
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if(NOT MASON_PLATFORM_VERSION STREQUAL MASON_PACKAGE_${_PACKAGE}_PLATFORM_VERSION)
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message(FATAL_ERROR "[Mason] Package at ${_INSTALL_PATH_RELATIVE} has platform version '${MASON_PACKAGE_${_PACKAGE}_PLATFORM_VERSION}', but required '${MASON_PLATFORM_VERSION}'")
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endif()
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endif()
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# Concatenate the static libs and libraries
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set(_LIBRARIES)
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list(APPEND _LIBRARIES ${MASON_PACKAGE_${_PACKAGE}_STATIC_LIBS} ${MASON_PACKAGE_${_PACKAGE}_LDFLAGS})
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set(MASON_PACKAGE_${_PACKAGE}_LIBRARIES "${_LIBRARIES}" CACHE STRING "${_PACKAGE} _LIBRARIES" FORCE)
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mark_as_advanced(MASON_PACKAGE_${_PACKAGE}_LIBRARIES)
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if(NOT _HEADER_ONLY)
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string(REGEX MATCHALL "(^| +)-L *([^ ]+)" MASON_PACKAGE_${_PACKAGE}_LIBRARY_DIRS "${MASON_PACKAGE_${_PACKAGE}_LDFLAGS}")
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string(REGEX REPLACE "(^| +)-L *" "\\1" MASON_PACKAGE_${_PACKAGE}_LIBRARY_DIRS "${MASON_PACKAGE_${_PACKAGE}_LIBRARY_DIRS}")
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set(MASON_PACKAGE_${_PACKAGE}_LIBRARY_DIRS "${MASON_PACKAGE_${_PACKAGE}_LIBRARY_DIRS}" CACHE STRING "${_PACKAGE} ${MASON_PACKAGE_${_PACKAGE}_LIBRARY_DIRS}" FORCE)
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mark_as_advanced(MASON_PACKAGE_${_PACKAGE}_LIBRARY_DIRS)
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endif()
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# Store invocation ID to prevent different versions of the same package in one invocation
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set(MASON_PACKAGE_${_PACKAGE}_INVOCATION "${MASON_INVOCATION}" CACHE INTERNAL "${_PACKAGE} invocation ID" FORCE)
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endif()
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endfunction()
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macro(target_add_mason_package _TARGET _VISIBILITY _PACKAGE)
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if (NOT MASON_PACKAGE_${_PACKAGE}_INVOCATION)
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message(FATAL_ERROR "[Mason] Package ${_PACKAGE} has not been initialized yet")
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endif()
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target_include_directories(${_TARGET} ${_VISIBILITY} "${MASON_PACKAGE_${_PACKAGE}_INCLUDE_DIRS}")
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target_compile_definitions(${_TARGET} ${_VISIBILITY} "${MASON_PACKAGE_${_PACKAGE}_DEFINITIONS}")
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target_compile_options(${_TARGET} ${_VISIBILITY} "${MASON_PACKAGE_${_PACKAGE}_OPTIONS}")
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target_link_libraries(${_TARGET} ${_VISIBILITY} "${MASON_PACKAGE_${_PACKAGE}_LIBRARIES}")
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endmacro()
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# Setup
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string(RANDOM LENGTH 16 MASON_INVOCATION)
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# Read environment variables if CMake is run in command mode
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if (CMAKE_ARGC)
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set(MASON_PLATFORM "$ENV{MASON_PLATFORM}")
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set(MASON_PLATFORM_VERSION "$ENV{MASON_PLATFORM_VERSION}")
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set(MASON_PACKAGE_DIR "$ENV{MASON_PACKAGE_DIR}")
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set(MASON_REPOSITORY "$ENV{MASON_REPOSITORY}")
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endif()
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# Directory where Mason packages are located; typically ends with mason_packages
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if (NOT MASON_PACKAGE_DIR)
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set(MASON_PACKAGE_DIR "${CMAKE_SOURCE_DIR}/mason_packages")
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endif()
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# URL prefix of where packages are located.
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if (NOT MASON_REPOSITORY)
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set(MASON_REPOSITORY "https://mason-binaries.s3.amazonaws.com")
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endif()
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mason_detect_platform()
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# Execute commands if CMake is run in command mode
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if (CMAKE_ARGC)
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# Collect remaining arguments for passing to mason_use
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set(_MASON_ARGS)
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foreach(I RANGE 4 ${CMAKE_ARGC})
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list(APPEND _MASON_ARGS "${CMAKE_ARGV${I}}")
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endforeach()
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# Install the package
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mason_use(${_MASON_ARGS})
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# Optionally print variables
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if(DEFINED MASON_PACKAGE_${CMAKE_ARGV4}_${CMAKE_ARGV3})
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# CMake can't write to stdout with message()
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execute_process(COMMAND ${CMAKE_COMMAND} -E echo "${MASON_PACKAGE_${CMAKE_ARGV4}_${CMAKE_ARGV3}}")
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endif()
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endif()
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