- fix ceedling with ruby 3.1 - allow overwrite CMAKE_C_COMPILER/CMAKE_CXX_COMPILER from command line
		
			
				
	
	
		
			53 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			CMake
		
	
	
	
	
	
set(CMAKE_SYSTEM_NAME Generic)
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if (NOT DEFINED CMAKE_C_COMPILER)
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  set(CMAKE_C_COMPILER "arm-none-eabi-gcc")
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endif ()
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if (NOT DEFINED CMAKE_CXX_COMPILER)
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  set(CMAKE_CXX_COMPILER "arm-none-eabi-g++")
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endif ()
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set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
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set(CMAKE_SIZE "arm-none-eabi-size" CACHE FILEPATH "")
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set(CMAKE_OBJCOPY "arm-none-eabi-objcopy" CACHE FILEPATH "")
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set(CMAKE_OBJDUMP "arm-none-eabi-objdump" CACHE FILEPATH "")
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set_property(GLOBAL PROPERTY TARGET_SUPPORTS_SHARED_LIBS FALSE)
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# Look for includes and libraries only in the target system prefix.
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set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
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set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
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# pass TOOLCHAIN_CPU to
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set(CMAKE_TRY_COMPILE_PLATFORM_VARIABLES CMAKE_SYSTEM_PROCESSOR)
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include(${CMAKE_CURRENT_LIST_DIR}/../cpu/${CMAKE_SYSTEM_PROCESSOR}.cmake)
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# enable all possible warnings for building examples
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list(APPEND TOOLCHAIN_COMMON_FLAGS
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  -fdata-sections
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  -ffunction-sections
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  -fsingle-precision-constant
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  -fno-strict-aliasing
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  )
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list(APPEND TOOLCHAIN_EXE_LINKER_FLAGS
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  -Wl,--print-memory-usage
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  -Wl,--gc-sections
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  -Wl,--cref
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  )
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include(${CMAKE_CURRENT_LIST_DIR}/set_flags.cmake)
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# try_compile is cmake test compiling its own example,
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# pass -nostdlib to skip stdlib linking
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get_property(IS_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE)
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if (IS_IN_TRY_COMPILE)
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  set(CMAKE_C_LINK_FLAGS "${CMAKE_C_LINK_FLAGS} -nostdlib")
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  set(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -nostdlib")
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endif ()
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