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