|
|
@@ -260,6 +260,59 @@ Generating an Apple Platform Selection File
|
|
|
project is built for their corresponding platform, an error will be thrown
|
|
|
when including the generated file.
|
|
|
|
|
|
+.. command:: generate_apple_architecture_selection_file
|
|
|
+
|
|
|
+ .. versionadded:: 3.29
|
|
|
+
|
|
|
+ Create an Apple architecture selection file:
|
|
|
+
|
|
|
+ .. code-block:: cmake
|
|
|
+
|
|
|
+ generate_apple_architecture_selection_file(<filename>
|
|
|
+ INSTALL_DESTINATION <path>
|
|
|
+ [INSTALL_PREFIX <path>]
|
|
|
+ [SINGLE_ARCHITECTURES <archs>
|
|
|
+ SINGLE_ARCHITECTURE_CONFIG_FILES <files>]
|
|
|
+ [UNIVERSAL_ARCHITECTURES <archs>
|
|
|
+ UNIVERSAL_CONFIG_FILE <file>]
|
|
|
+ )
|
|
|
+
|
|
|
+ Writes a file for use as ``<PackageName>Config.cmake`` on Apple platforms
|
|
|
+ which can include an architecture-specific ``<PackageName>Config.cmake``
|
|
|
+ from a different directory based on :variable:`CMAKE_OSX_ARCHITECTURES`.
|
|
|
+
|
|
|
+ ``INSTALL_DESTINATION <path>``
|
|
|
+ Path to which the file will be installed by the caller, e.g., via
|
|
|
+ :command:`install(FILES)`. The path may be either relative to the
|
|
|
+ ``INSTALL_PREFIX`` or absolute.
|
|
|
+
|
|
|
+ ``INSTALL_PREFIX <path>``
|
|
|
+ Path prefix to which the package will be installed by the caller.
|
|
|
+ The ``<path>`` argument must be an absolute path. If this argument
|
|
|
+ is not passed, the :variable:`CMAKE_INSTALL_PREFIX` variable will be
|
|
|
+ used instead.
|
|
|
+
|
|
|
+ ``SINGLE_ARCHITECTURES <archs>``
|
|
|
+ A :ref:`semicolon-separated list <CMake Language Lists>` of
|
|
|
+ architectures provided by entries of
|
|
|
+ ``SINGLE_ARCHITECTURE_CONFIG_FILES``.
|
|
|
+
|
|
|
+ ``SINGLE_ARCHITECTURE_CONFIG_FILES <files>``
|
|
|
+ A :ref:`semicolon-separated list <CMake Language Lists>` of
|
|
|
+ architecture-specific files. One of them will be loaded
|
|
|
+ when :variable:`CMAKE_OSX_ARCHITECTURES` contains a single
|
|
|
+ architecture matching the corresponding entry of
|
|
|
+ ``SINGLE_ARCHITECTURES``.
|
|
|
+
|
|
|
+ ``UNIVERSAL_ARCHITECTURES <archs>``
|
|
|
+ A :ref:`semicolon-separated list <CMake Language Lists>` of
|
|
|
+ architectures provided by the ``UNIVERSAL_CONFIG_FILE``.
|
|
|
+
|
|
|
+ ``UNIVERSAL_CONFIG_FILE <file>``
|
|
|
+ A file to load when :variable:`CMAKE_OSX_ARCHITECTURES` contains
|
|
|
+ a (non-strict) subset of the ``UNIVERSAL_ARCHITECTURES`` and
|
|
|
+ does not match any one of the ``SINGLE_ARCHITECTURES``.
|
|
|
+
|
|
|
Example Generating Package Files
|
|
|
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
|
@@ -467,3 +520,77 @@ function(generate_apple_platform_selection_file _output_file)
|
|
|
NO_CHECK_REQUIRED_COMPONENTS_MACRO
|
|
|
)
|
|
|
endfunction()
|
|
|
+
|
|
|
+function(generate_apple_architecture_selection_file _output_file)
|
|
|
+ set(_options)
|
|
|
+ set(_single
|
|
|
+ INSTALL_DESTINATION
|
|
|
+ INSTALL_PREFIX
|
|
|
+ SINGLE_ARCHITECTURES
|
|
|
+ SINGLE_ARCHITECTURE_CONFIG_FILES
|
|
|
+ UNIVERSAL_ARCHITECTURES
|
|
|
+ UNIVERSAL_CONFIG_FILE
|
|
|
+ )
|
|
|
+ set(_multi)
|
|
|
+ cmake_parse_arguments(PARSE_ARGV 0 _gasf "${_options}" "${_single}" "${_multi}")
|
|
|
+
|
|
|
+ if(NOT _gasf_INSTALL_DESTINATION)
|
|
|
+ message(FATAL_ERROR "No INSTALL_DESTINATION given to generate_apple_platform_selection_file()")
|
|
|
+ endif()
|
|
|
+ if(_gasf_INSTALL_PREFIX)
|
|
|
+ set(maybe_INSTALL_PREFIX INSTALL_PREFIX ${_gasf_INSTALL_PREFIX})
|
|
|
+ else()
|
|
|
+ set(maybe_INSTALL_PREFIX "")
|
|
|
+ endif()
|
|
|
+
|
|
|
+ list(LENGTH _gasf_SINGLE_ARCHITECTURES _gasf_SINGLE_ARCHITECTURES_len)
|
|
|
+ list(LENGTH _gasf_SINGLE_ARCHITECTURE_CONFIG_FILES _gasf_SINGLE_ARCHITECTURE_CONFIG_FILES_len)
|
|
|
+ if(NOT _gasf_SINGLE_ARCHITECTURES_len EQUAL _gasf_SINGLE_ARCHITECTURE_CONFIG_FILES_len)
|
|
|
+ message(FATAL_ERROR "SINGLE_ARCHITECTURES and SINGLE_ARCHITECTURE_CONFIG_FILES do not have the same number of entries.")
|
|
|
+ endif()
|
|
|
+
|
|
|
+ set(_branch_code "")
|
|
|
+
|
|
|
+ foreach(pair IN ZIP_LISTS _gasf_SINGLE_ARCHITECTURES _gasf_SINGLE_ARCHITECTURE_CONFIG_FILES)
|
|
|
+ set(arch "${pair_0}")
|
|
|
+ set(config_file "${pair_1}")
|
|
|
+ if(NOT IS_ABSOLUTE "${config_file}")
|
|
|
+ string(PREPEND config_file [[${PACKAGE_PREFIX_DIR}/]])
|
|
|
+ endif()
|
|
|
+ string(APPEND _branch_code
|
|
|
+ "\n"
|
|
|
+ "if(CMAKE_OSX_ARCHITECTURES STREQUAL \"${arch}\")\n"
|
|
|
+ " include(\"${config_file}\")\n"
|
|
|
+ " return()\n"
|
|
|
+ "endif()\n"
|
|
|
+ )
|
|
|
+ endforeach()
|
|
|
+
|
|
|
+ if(_gasf_UNIVERSAL_ARCHITECTURES AND _gasf_UNIVERSAL_CONFIG_FILE)
|
|
|
+ string(JOIN " " universal_archs "${_gasf_UNIVERSAL_ARCHITECTURES}")
|
|
|
+ set(config_file "${_gasf_UNIVERSAL_CONFIG_FILE}")
|
|
|
+ if(NOT IS_ABSOLUTE "${config_file}")
|
|
|
+ string(PREPEND config_file [[${PACKAGE_PREFIX_DIR}/]])
|
|
|
+ endif()
|
|
|
+ string(APPEND _branch_code
|
|
|
+ "\n"
|
|
|
+ "set(_cmake_apple_archs \"\${CMAKE_OSX_ARCHITECTURES}\")\n"
|
|
|
+ "list(REMOVE_ITEM _cmake_apple_archs ${universal_archs})\n"
|
|
|
+ "if(NOT _cmake_apple_archs)\n"
|
|
|
+ " include(\"${config_file}\")\n"
|
|
|
+ " return()\n"
|
|
|
+ "endif()\n"
|
|
|
+ )
|
|
|
+ elseif(_gasf_UNIVERSAL_ARCHITECTURES)
|
|
|
+ message(FATAL_ERROR "UNIVERSAL_CONFIG_FILE requires UNIVERSAL_ARCHITECTURES")
|
|
|
+ elseif(_gasf_UNIVERSAL_CONFIG_FILE)
|
|
|
+ message(FATAL_ERROR "UNIVERSAL_ARCHITECTURES requires UNIVERSAL_CONFIG_FILE")
|
|
|
+ endif()
|
|
|
+
|
|
|
+ configure_package_config_file("${CMAKE_CURRENT_FUNCTION_LIST_DIR}/Internal/AppleArchitectureSelection.cmake.in" "${_output_file}"
|
|
|
+ INSTALL_DESTINATION "${_gasf_INSTALL_DESTINATION}"
|
|
|
+ ${maybe_INSTALL_PREFIX}
|
|
|
+ NO_SET_AND_CHECK_MACRO
|
|
|
+ NO_CHECK_REQUIRED_COMPONENTS_MACRO
|
|
|
+ )
|
|
|
+endfunction()
|
Brad King