kc3-lang/dlfcn-win32/CMakeLists.txt

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• Hash : bd4eebdb
  Author :
  Date : 2016-12-27T12:13:39
  

  Add CMake code to export a CMake config file

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• CMakeLists.txt

• cmake_minimum_required(VERSION 2.8)
  
  if (NOT DEFINED CMAKE_BUILD_TYPE)
    set (CMAKE_BUILD_TYPE Release CACHE STRING "Build type")
  endif ()
  
  project (dlfcn-win32 C)
  
  option(BUILD_SHARED_LIBS "shared/static libs" ON) 
  option(BUILD_TESTS "tests?" OFF)
  
  set(headers dlfcn.h)
  set(sources dlfcn.c)
  
  if (BUILD_SHARED_LIBS)
    add_definitions(-DSHARED)
  endif (BUILD_SHARED_LIBS)
  
  add_library(dl ${sources})
  target_link_libraries(dl psapi)
  
  install (TARGETS dl EXPORT dlfcn-win32-targets
                      RUNTIME DESTINATION bin
                      LIBRARY DESTINATION lib${LIB_SUFFIX}
                      ARCHIVE DESTINATION lib${LIB_SUFFIX})
  
  install (FILES ${headers} DESTINATION include)
  
  # If CMake version is greater than or equal to 2.8.11
  # also install the cmake configuration files to simplify
  # the use of dlfcn-win32 in CMake
  if(NOT ${CMAKE_VERSION} VERSION_LESS "2.8.11")
      # Correctly export the location of installed includes in the target 
      target_include_directories(dl INTERFACE $<INSTALL_INTERFACE:include>)
  
      # Export the targets  (build tree)
      export(EXPORT dlfcn-win32-targets
             FILE "${CMAKE_CURRENT_BINARY_DIR}/dlfcn-win32-targets.cmake"
             NAMESPACE dlfcn-win32::
      )
      
      # Write the CMake config file
      set(CMAKE_CONF_INSTALL_DIR share/dlfcn-win32)
      set(INCLUDE_INSTALL_DIR include)
      include(CMakePackageConfigHelpers)
      configure_package_config_file(dlfcn-win32-config.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/dlfcn-win32-config.cmake
                                    INSTALL_DESTINATION ${CMAKE_CONF_INSTALL_DIR}
                                    PATH_VARS INCLUDE_INSTALL_DIR
                                    NO_CHECK_REQUIRED_COMPONENTS_MACRO)
  
      # Install the targets (install)
      install(EXPORT dlfcn-win32-targets
              FILE dlfcn-win32-targets.cmake
              NAMESPACE dlfcn-win32::
              DESTINATION ${CMAKE_CONF_INSTALL_DIR})
  
      # Install the CMake config file
      install(FILES ${CMAKE_CURRENT_BINARY_DIR}/dlfcn-win32-config.cmake
              DESTINATION ${CMAKE_CONF_INSTALL_DIR})
  endif()
  
  if (BUILD_TESTS)
    enable_testing()
    add_library(testdll SHARED testdll.c)
    set_target_properties(testdll PROPERTIES PREFIX "")
    add_executable(t_dlfcn test.c)
    target_link_libraries(t_dlfcn dl)
    add_test (NAME t_dlfcn COMMAND t_dlfcn)
  endif ()
  

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