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# This file sets the basic flags for the 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.
# 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
IF(UNIX)
SET(CMAKE_C_OUTPUT_EXTENSION .o)
ELSE(UNIX)
SET(CMAKE_C_OUTPUT_EXTENSION .obj)
ENDIF(UNIX)
GET_FILENAME_COMPONENT(CMAKE_BASE_NAME ${CMAKE_C_COMPILER} NAME_WE)
IF(CMAKE_COMPILER_IS_GNUCC)
SET(CMAKE_BASE_NAME gcc)
ENDIF(CMAKE_COMPILER_IS_GNUCC)
# load a hardware specific file, mostly useful for embedded compilers
IF(CMAKE_SYSTEM_PROCESSOR)
IF(CMAKE_C_COMPILER_ID)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_C_COMPILER_ID}-C-${CMAKE_SYSTEM_PROCESSOR} OPTIONAL RESULT_VARIABLE _INCLUDED_FILE)
ENDIF(CMAKE_C_COMPILER_ID)
IF (NOT _INCLUDED_FILE)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME}-${CMAKE_SYSTEM_PROCESSOR} OPTIONAL)
ENDIF (NOT _INCLUDED_FILE)
ENDIF(CMAKE_SYSTEM_PROCESSOR)
# load the system- and compiler specific files
IF(CMAKE_C_COMPILER_ID)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_C_COMPILER_ID}-C OPTIONAL RESULT_VARIABLE _INCLUDED_FILE)
ENDIF(CMAKE_C_COMPILER_ID)
IF (NOT _INCLUDED_FILE)
INCLUDE(Platform/${CMAKE_SYSTEM_NAME}-${CMAKE_BASE_NAME} OPTIONAL)
ENDIF (NOT _INCLUDED_FILE)
# This should be included before the _INIT variables are
# used to initialize the cache. Since the rule variables
# have if blocks on them, users can still define them here.
# But, it should still be after the platform file so changes can
# be made to those values.
IF(CMAKE_USER_MAKE_RULES_OVERRIDE)
INCLUDE(${CMAKE_USER_MAKE_RULES_OVERRIDE})
ENDIF(CMAKE_USER_MAKE_RULES_OVERRIDE)
IF(CMAKE_USER_MAKE_RULES_OVERRIDE_C)
INCLUDE(${CMAKE_USER_MAKE_RULES_OVERRIDE_C})
ENDIF(CMAKE_USER_MAKE_RULES_OVERRIDE_C)
# 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_C_FLAGS ${CMAKE_SHARED_LIBRARY_C_FLAGS})
SET(CMAKE_SHARED_MODULE_CREATE_C_FLAGS ${CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS})
ENDIF(NOT CMAKE_MODULE_EXISTS)
SET (CMAKE_C_FLAGS "$ENV{CFLAGS}" CACHE STRING
"Flags for C compiler.")
IF (CMAKE_C_FLAGS_INIT)
SET (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_C_FLAGS_INIT}")
ENDIF (CMAKE_C_FLAGS_INIT)
IF(NOT CMAKE_NOT_USING_CONFIG_FLAGS)
# default build type is none
IF(NOT CMAKE_NO_BUILD_TYPE)
SET (CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE_INIT} CACHE STRING
"Choose the type of build, options are: None(CMAKE_CXX_FLAGS or CMAKE_C_FLAGS used) Debug Release RelWithDebInfo MinSizeRel.")
ENDIF(NOT CMAKE_NO_BUILD_TYPE)
SET (CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG_INIT}" CACHE STRING
"Flags used by the compiler during debug builds.")
SET (CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS_MINSIZEREL_INIT}" CACHE STRING
"Flags used by the compiler during release minsize builds.")
SET (CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE_INIT}" CACHE STRING
"Flags used by the compiler during release builds (/MD /Ob1 /Oi /Ot /Oy /Gs will produce slightly less optimized but smaller files).")
SET (CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS_RELWITHDEBINFO_INIT}" CACHE STRING
"Flags used by the compiler during Release with Debug Info builds.")
ENDIF(NOT CMAKE_NOT_USING_CONFIG_FLAGS)
IF(CMAKE_C_STANDARD_LIBRARIES_INIT)
SET(CMAKE_C_STANDARD_LIBRARIES "${CMAKE_C_STANDARD_LIBRARIES_INIT}"
CACHE STRING "Libraries linked by defalut with all C applications.")
MARK_AS_ADVANCED(CMAKE_C_STANDARD_LIBRARIES)
ENDIF(CMAKE_C_STANDARD_LIBRARIES_INIT)
INCLUDE(CMakeCommonLanguageInclude)
# now define the following rule variables
# CMAKE_C_CREATE_SHARED_LIBRARY
# CMAKE_C_CREATE_SHARED_MODULE
# CMAKE_C_CREATE_STATIC_LIBRARY
# CMAKE_C_COMPILE_OBJECT
# CMAKE_C_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>
# C compiler information
# <CMAKE_C_COMPILER>
# <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS>
# <CMAKE_SHARED_MODULE_CREATE_C_FLAGS>
# <CMAKE_C_LINK_FLAGS>
# Static library tools
# <CMAKE_AR>
# <CMAKE_RANLIB>
# create a C shared library
IF(NOT CMAKE_C_CREATE_SHARED_LIBRARY)
SET(CMAKE_C_CREATE_SHARED_LIBRARY
"<CMAKE_C_COMPILER> <CMAKE_SHARED_LIBRARY_C_FLAGS> <LANGUAGE_COMPILE_FLAGS> <LINK_FLAGS> <CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS> <CMAKE_SHARED_LIBRARY_SONAME_C_FLAG><TARGET_SONAME> -o <TARGET> <OBJECTS> <LINK_LIBRARIES>")
ENDIF(NOT CMAKE_C_CREATE_SHARED_LIBRARY)
# create a C shared module just copy the shared library rule
IF(NOT CMAKE_C_CREATE_SHARED_MODULE)
SET(CMAKE_C_CREATE_SHARED_MODULE ${CMAKE_C_CREATE_SHARED_LIBRARY})
ENDIF(NOT CMAKE_C_CREATE_SHARED_MODULE)
# create a C static library
IF(NOT CMAKE_C_CREATE_STATIC_LIBRARY)
SET(CMAKE_C_CREATE_STATIC_LIBRARY
"<CMAKE_AR> cr <TARGET> <LINK_FLAGS> <OBJECTS> "
"<CMAKE_RANLIB> <TARGET> ")
ENDIF(NOT CMAKE_C_CREATE_STATIC_LIBRARY)
# compile a C file into an object file
IF(NOT CMAKE_C_COMPILE_OBJECT)
SET(CMAKE_C_COMPILE_OBJECT
"<CMAKE_C_COMPILER> <DEFINES> <FLAGS> -o <OBJECT> -c <SOURCE>")
ENDIF(NOT CMAKE_C_COMPILE_OBJECT)
IF(NOT CMAKE_C_LINK_EXECUTABLE)
SET(CMAKE_C_LINK_EXECUTABLE
"<CMAKE_C_COMPILER> <FLAGS> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
ENDIF(NOT CMAKE_C_LINK_EXECUTABLE)
IF(NOT CMAKE_EXECUTABLE_RUNTIME_C_FLAG)
SET(CMAKE_EXECUTABLE_RUNTIME_C_FLAG ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG})
ENDIF(NOT CMAKE_EXECUTABLE_RUNTIME_C_FLAG)
IF(NOT CMAKE_EXECUTABLE_RUNTIME_C_FLAG_SEP)
SET(CMAKE_EXECUTABLE_RUNTIME_C_FLAG_SEP ${CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP})
ENDIF(NOT CMAKE_EXECUTABLE_RUNTIME_C_FLAG_SEP)
MARK_AS_ADVANCED(
CMAKE_C_FLAGS
CMAKE_C_FLAGS_DEBUG
CMAKE_C_FLAGS_MINSIZEREL
CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_RELWITHDEBINFO
)
SET(CMAKE_C_INFORMATION_LOADED 1)
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