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242f673829
On OS X if the user-provided flags do not include -isysroot and CMAKE_OSX_SYSROOT is defined then add the proper -isysroot flag to the C compiler invocation we use to generate the .s file.
38 lines
1.1 KiB
CMake
38 lines
1.1 KiB
CMake
cmake_minimum_required (VERSION 2.6)
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project(Assembler C)
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message("CTEST_FULL_OUTPUT ")
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set(CMAKE_VERBOSE_MAKEFILE 1)
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set(SRCS)
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# (at least) the following toolchains can process assembler files directly
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# and also generate assembler files from C:
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if("${CMAKE_GENERATOR}" MATCHES "Makefile|Xcode" AND
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NOT CMAKE_OSX_ARCHITECTURES)
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if(("${CMAKE_C_COMPILER_ID}" MATCHES "^(GNU|Clang|HP|SunPro|XL)$") OR ("${CMAKE_C_COMPILER_ID}" STREQUAL "Intel" AND UNIX))
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set(C_FLAGS "${CMAKE_C_FLAGS}")
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separate_arguments(C_FLAGS)
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if(CMAKE_OSX_SYSROOT AND CMAKE_C_SYSROOT_FLAG AND NOT ";${C_FLAGS};" MATCHES ";${CMAKE_C_SYSROOT_FLAG};")
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list(APPEND C_FLAGS ${CMAKE_C_SYSROOT_FLAG} ${CMAKE_OSX_SYSROOT})
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endif()
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set(SRCS main.s)
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add_custom_command(
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OUTPUT main.s
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COMMAND ${CMAKE_C_COMPILER} ${C_FLAGS} -S ${CMAKE_CURRENT_SOURCE_DIR}/main.c -o main.s
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DEPENDS main.c
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VERBATIM
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)
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endif()
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endif()
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if(SRCS)
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set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS}")
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enable_language(ASM OPTIONAL)
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else()
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message(STATUS "No assembler enabled, using C")
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set(SRCS main.c)
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endif()
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add_executable(HelloAsm ${SRCS})
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