mirror of
https://github.com/reactos/CMake.git
synced 2024-11-23 11:39:48 +00:00
194 lines
6.6 KiB
CMake
194 lines
6.6 KiB
CMake
# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
|
|
# file Copyright.txt or https://cmake.org/licensing for details.
|
|
|
|
|
|
# This file sets the basic flags for the Objective-C language in CMake.
|
|
# It also loads the available platform file for the system-compiler
|
|
# if it exists.
|
|
# It also loads a system - compiler - processor (or target hardware)
|
|
# specific file, which is mainly useful for crosscompiling and embedded systems.
|
|
|
|
include(CMakeLanguageInformation)
|
|
|
|
# some compilers use different extensions (e.g. sdcc uses .rel)
|
|
# so set the extension here first so it can be overridden by the compiler specific file
|
|
set(CMAKE_OBJC_OUTPUT_EXTENSION .o)
|
|
|
|
if(NOT CMAKE_INCLUDE_FLAG_OBJC)
|
|
set(CMAKE_INCLUDE_FLAG_OBJC ${CMAKE_INCLUDE_FLAG_C})
|
|
endif()
|
|
|
|
set(_INCLUDED_FILE 0)
|
|
|
|
# Load compiler-specific information.
|
|
if(CMAKE_OBJC_COMPILER_ID)
|
|
include(Compiler/${CMAKE_OBJC_COMPILER_ID}-OBJC OPTIONAL)
|
|
endif()
|
|
|
|
set(CMAKE_BASE_NAME)
|
|
get_filename_component(CMAKE_BASE_NAME "${CMAKE_OBJC_COMPILER}" NAME_WE)
|
|
if(CMAKE_COMPILER_IS_GNUOBJC)
|
|
set(CMAKE_BASE_NAME gcc)
|
|
endif()
|
|
|
|
|
|
# load a hardware specific file, mostly useful for embedded compilers
|
|
if(CMAKE_SYSTEM_PROCESSOR)
|
|
if(CMAKE_OBJC_COMPILER_ID)
|
|
include(Platform/${CMAKE_EFFECTIVE_SYSTEM_NAME}-${CMAKE_OBJC_COMPILER_ID}-OBJC-${CMAKE_SYSTEM_PROCESSOR} OPTIONAL RESULT_VARIABLE _INCLUDED_FILE)
|
|
endif()
|
|
if (NOT _INCLUDED_FILE)
|
|
include(Platform/${CMAKE_EFFECTIVE_SYSTEM_NAME}-${CMAKE_BASE_NAME}-${CMAKE_SYSTEM_PROCESSOR} OPTIONAL)
|
|
endif ()
|
|
endif()
|
|
|
|
|
|
# load the system- and compiler specific files
|
|
if(CMAKE_OBJC_COMPILER_ID)
|
|
include(Platform/${CMAKE_EFFECTIVE_SYSTEM_NAME}-${CMAKE_OBJC_COMPILER_ID}-OBJC
|
|
OPTIONAL RESULT_VARIABLE _INCLUDED_FILE)
|
|
endif()
|
|
if (NOT _INCLUDED_FILE)
|
|
include(Platform/${CMAKE_EFFECTIVE_SYSTEM_NAME}-${CMAKE_BASE_NAME}
|
|
OPTIONAL RESULT_VARIABLE _INCLUDED_FILE)
|
|
endif ()
|
|
|
|
# load any compiler-wrapper specific information
|
|
if (CMAKE_OBJC_COMPILER_WRAPPER)
|
|
__cmake_include_compiler_wrapper(OBJC)
|
|
endif ()
|
|
|
|
# We specify the compiler information in the system file for some
|
|
# platforms, but this language may not have been enabled when the file
|
|
# was first included. Include it again to get the language info.
|
|
# Remove this when all compiler info is removed from system files.
|
|
if (NOT _INCLUDED_FILE)
|
|
include(Platform/${CMAKE_SYSTEM_NAME} OPTIONAL)
|
|
endif ()
|
|
|
|
if(CMAKE_OBJC_SIZEOF_DATA_PTR)
|
|
foreach(f ${CMAKE_OBJC_ABI_FILES})
|
|
include(${f})
|
|
endforeach()
|
|
unset(CMAKE_OBJC_ABI_FILES)
|
|
endif()
|
|
|
|
# This should be included before the _INIT variables are
|
|
# used to initialize the cache. Since the rule variables
|
|
# have if blocks on them, users can still define them here.
|
|
# But, it should still be after the platform file so changes can
|
|
# be made to those values.
|
|
|
|
if(CMAKE_USER_MAKE_RULES_OVERRIDE)
|
|
# Save the full path of the file so try_compile can use it.
|
|
include(${CMAKE_USER_MAKE_RULES_OVERRIDE} RESULT_VARIABLE _override)
|
|
set(CMAKE_USER_MAKE_RULES_OVERRIDE "${_override}")
|
|
endif()
|
|
|
|
if(CMAKE_USER_MAKE_RULES_OVERRIDE_OBJC)
|
|
# Save the full path of the file so try_compile can use it.
|
|
include(${CMAKE_USER_MAKE_RULES_OVERRIDE_OBJC} RESULT_VARIABLE _override)
|
|
set(CMAKE_USER_MAKE_RULES_OVERRIDE_OBJC "${_override}")
|
|
endif()
|
|
|
|
|
|
# for most systems a module is the same as a shared library
|
|
# so unless the variable CMAKE_MODULE_EXISTS is set just
|
|
# copy the values from the LIBRARY variables
|
|
if(NOT CMAKE_MODULE_EXISTS)
|
|
set(CMAKE_SHARED_MODULE_OBJC_FLAGS ${CMAKE_SHARED_LIBRARY_OBJC_FLAGS})
|
|
set(CMAKE_SHARED_MODULE_CREATE_OBJC_FLAGS ${CMAKE_SHARED_LIBRARY_CREATE_OBJC_FLAGS})
|
|
endif()
|
|
|
|
set(CMAKE_OBJC_FLAGS_INIT "$ENV{OBJCFLAGS} ${CMAKE_OBJC_FLAGS_INIT}")
|
|
|
|
cmake_initialize_per_config_variable(CMAKE_OBJC_FLAGS "Flags used by the Objective-C compiler")
|
|
|
|
if(CMAKE_OBJC_STANDARD_LIBRARIES_INIT)
|
|
set(CMAKE_OBJC_STANDARD_LIBRARIES "${CMAKE_OBJC_STANDARD_LIBRARIES_INIT}"
|
|
CACHE STRING "Libraries linked by default with all Objective-C applications.")
|
|
mark_as_advanced(CMAKE_OBJC_STANDARD_LIBRARIES)
|
|
endif()
|
|
|
|
if(NOT CMAKE_OBJC_COMPILER_LAUNCHER AND DEFINED ENV{CMAKE_OBJC_COMPILER_LAUNCHER})
|
|
set(CMAKE_OBJC_COMPILER_LAUNCHER "$ENV{CMAKE_OBJC_COMPILER_LAUNCHER}"
|
|
CACHE STRING "Compiler launcher for OBJC.")
|
|
endif()
|
|
|
|
include(CMakeCommonLanguageInclude)
|
|
|
|
# now define the following rule variables
|
|
|
|
# CMAKE_OBJC_CREATE_SHARED_LIBRARY
|
|
# CMAKE_OBJC_CREATE_SHARED_MODULE
|
|
# CMAKE_OBJC_COMPILE_OBJECT
|
|
# CMAKE_OBJC_LINK_EXECUTABLE
|
|
|
|
# variables supplied by the generator at use time
|
|
# <TARGET>
|
|
# <TARGET_BASE> the target without the suffix
|
|
# <OBJECTS>
|
|
# <OBJECT>
|
|
# <LINK_LIBRARIES>
|
|
# <FLAGS>
|
|
# <LINK_FLAGS>
|
|
|
|
# Objective-C compiler information
|
|
# <CMAKE_OBJC_COMPILER>
|
|
# <CMAKE_SHARED_LIBRARY_CREATE_OBJC_FLAGS>
|
|
# <CMAKE_SHARED_MODULE_CREATE_OBJC_FLAGS>
|
|
# <CMAKE_OBJC_LINK_FLAGS>
|
|
|
|
# Static library tools
|
|
# <CMAKE_AR>
|
|
# <CMAKE_RANLIB>
|
|
|
|
|
|
# create an Objective-C shared library
|
|
if(NOT CMAKE_OBJC_CREATE_SHARED_LIBRARY)
|
|
set(CMAKE_OBJC_CREATE_SHARED_LIBRARY
|
|
"<CMAKE_OBJC_COMPILER> <CMAKE_SHARED_LIBRARY_OBJC_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_OBJC_FLAGS> <SONAME_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
|
|
endif()
|
|
|
|
# create an Objective-C shared module just copy the shared library rule
|
|
if(NOT CMAKE_OBJC_CREATE_SHARED_MODULE)
|
|
set(CMAKE_OBJC_CREATE_SHARED_MODULE ${CMAKE_OBJC_CREATE_SHARED_LIBRARY})
|
|
endif()
|
|
|
|
# Create an static archive incrementally for large object file counts.
|
|
# If CMAKE_OBJC_CREATE_STATIC_LIBRARY is set it will override these.
|
|
if(NOT DEFINED CMAKE_OBJC_ARCHIVE_CREATE)
|
|
set(CMAKE_OBJC_ARCHIVE_CREATE "<CMAKE_AR> qc <TARGET> <LINK_FLAGS> <OBJECTS>")
|
|
endif()
|
|
if(NOT DEFINED CMAKE_OBJC_ARCHIVE_APPEND)
|
|
set(CMAKE_OBJC_ARCHIVE_APPEND "<CMAKE_AR> q <TARGET> <LINK_FLAGS> <OBJECTS>")
|
|
endif()
|
|
if(NOT DEFINED CMAKE_OBJC_ARCHIVE_FINISH)
|
|
set(CMAKE_OBJC_ARCHIVE_FINISH "<CMAKE_RANLIB> <TARGET>")
|
|
endif()
|
|
|
|
# compile an Objective-C file into an object file
|
|
if(NOT CMAKE_OBJC_COMPILE_OBJECT)
|
|
set(CMAKE_OBJC_COMPILE_OBJECT
|
|
"<CMAKE_OBJC_COMPILER> <DEFINES> <INCLUDES> <FLAGS> -x objective-c -o <OBJECT> -c <SOURCE>")
|
|
endif()
|
|
|
|
if(NOT CMAKE_OBJC_LINK_EXECUTABLE)
|
|
set(CMAKE_OBJC_LINK_EXECUTABLE
|
|
"<CMAKE_OBJC_COMPILER> <FLAGS> <CMAKE_OBJC_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
|
|
endif()
|
|
|
|
if(NOT CMAKE_EXECUTABLE_RUNTIME_OBJC_FLAG)
|
|
set(CMAKE_EXECUTABLE_RUNTIME_OBJC_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_OBJC_FLAG})
|
|
endif()
|
|
|
|
if(NOT CMAKE_EXECUTABLE_RUNTIME_OBJC_FLAG_SEP)
|
|
set(CMAKE_EXECUTABLE_RUNTIME_OBJC_FLAG_SEP ${CMAKE_SHARED_LIBRARY_RUNTIME_OBJC_FLAG_SEP})
|
|
endif()
|
|
|
|
if(NOT CMAKE_EXECUTABLE_RPATH_LINK_OBJC_FLAG)
|
|
set(CMAKE_EXECUTABLE_RPATH_LINK_OBJC_FLAG ${CMAKE_SHARED_LIBRARY_RPATH_LINK_OBJC_FLAG})
|
|
endif()
|
|
|
|
set(CMAKE_OBJC_INFORMATION_LOADED 1)
|