36 lines
1.5 KiB
CMake
36 lines
1.5 KiB
CMake
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# Always build in a predictable configuration. For multi-config
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# generators we depend on RunCMakeTest.cmake to do this for us.
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if(NOT CMAKE_CONFIGURATION_TYPES)
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set(CMAKE_BUILD_TYPE Debug)
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endif()
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# Convince CMake that it can instruct the linker to search for the
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# library of the proper linkage type, but do not really pass flags.
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set(CMAKE_EXE_LINK_STATIC_C_FLAGS " ")
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set(CMAKE_EXE_LINK_DYNAMIC_C_FLAGS " ")
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# Make a link line asking for the linker to search for the library
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# look like a missing object file so we will get predictable content
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# in the error message. This also ensures that cases expected to use
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# the full path can be verified by confirming that they link.
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set(CMAKE_LINK_LIBRARY_FLAG LINKFLAG_)
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set(CMAKE_LINK_LIBRARY_SUFFIX _LINKSUFFIX${CMAKE_C_OUTPUT_EXTENSION})
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# Convince CMake that our library is in an implicit linker search directory.
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list(APPEND CMAKE_C_IMPLICIT_LINK_DIRECTORIES ${CMAKE_CURRENT_BINARY_DIR}/lib)
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# Create a simple library file. Place it in our library directory.
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add_library(CMP0060 STATIC cmp0060.c)
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set_property(TARGET CMP0060 PROPERTY
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ARCHIVE_OUTPUT_DIRECTORY_DEBUG ${CMAKE_CURRENT_BINARY_DIR}/lib)
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# Add a target to link the library file by full path.
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add_executable(main1 main.c)
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target_link_libraries(main1 $<TARGET_FILE:CMP0060>)
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add_dependencies(main1 CMP0060)
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# Add a second target to verify the warning only appears once.
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add_executable(main2 main.c)
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target_link_libraries(main2 $<TARGET_FILE:CMP0060>)
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add_dependencies(main2 CMP0060)
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