cmake/OpenCVGenConfig.cmake

   1 # --------------------------------------------------------------------------------------------
   2 #  Installation for CMake Module:  OpenCVConfig.cmake
   3 #  Part 1/3: ${BIN_DIR}/OpenCVConfig.cmake              -> For use *without* "make install"
   4 #  Part 2/3: ${BIN_DIR}/unix-install/OpenCVConfig.cmake -> For use with "make install"
   5 #  Part 3/3: ${BIN_DIR}/win-install/OpenCVConfig.cmake  -> For use within binary installers/packages
   6 # -------------------------------------------------------------------------------------------
   7
   8 if(INSTALL_TO_MANGLED_PATHS)
   9   set(OpenCV_USE_MANGLED_PATHS_CONFIGCMAKE TRUE)
  10 else()
  11   set(OpenCV_USE_MANGLED_PATHS_CONFIGCMAKE FALSE)
  12 endif()
  13
  14 if(HAVE_CUDA)
  15   ocv_cmake_configure("${CMAKE_CURRENT_LIST_DIR}/templates/OpenCVConfig-CUDA.cmake.in" CUDA_CONFIGCMAKE @ONLY)
  16 endif()
  17
  18 if(ANDROID)
  19   if(NOT ANDROID_NATIVE_API_LEVEL)
  20     set(OpenCV_ANDROID_NATIVE_API_LEVEL_CONFIGCMAKE 0)
  21   else()
  22     set(OpenCV_ANDROID_NATIVE_API_LEVEL_CONFIGCMAKE "${ANDROID_NATIVE_API_LEVEL}")
  23   endif()
  24   ocv_cmake_configure("${CMAKE_CURRENT_LIST_DIR}/templates/OpenCVConfig-ANDROID.cmake.in" ANDROID_CONFIGCMAKE @ONLY)
  25 endif()
  26
  27 set(OPENCV_MODULES_CONFIGCMAKE ${OPENCV_MODULES_PUBLIC})
  28
  29 if(BUILD_FAT_JAVA_LIB AND HAVE_opencv_java)
  30   list(APPEND OPENCV_MODULES_CONFIGCMAKE opencv_java)
  31 endif()
  32
  33 # -------------------------------------------------------------------------------------------
  34 #  Part 1/3: ${BIN_DIR}/OpenCVConfig.cmake              -> For use *without* "make install"
  35 # -------------------------------------------------------------------------------------------
  36 set(OpenCV_INCLUDE_DIRS_CONFIGCMAKE "\"${OPENCV_CONFIG_FILE_INCLUDE_DIR}\" \"${OpenCV_SOURCE_DIR}/include\" \"${OpenCV_SOURCE_DIR}/include/opencv\"")
  37
  38 foreach(m ${OPENCV_MODULES_BUILD})
  39   if(EXISTS "${OPENCV_MODULE_${m}_LOCATION}/include")
  40     set(OpenCV_INCLUDE_DIRS_CONFIGCMAKE "${OpenCV_INCLUDE_DIRS_CONFIGCMAKE} \"${OPENCV_MODULE_${m}_LOCATION}/include\"")
  41   endif()
  42 endforeach()
  43
  44 export(TARGETS ${OpenCVModules_TARGETS} FILE "${CMAKE_BINARY_DIR}/OpenCVModules.cmake")
  45
  46 if(TARGET ippicv AND NOT BUILD_SHARED_LIBS)
  47   set(USE_IPPICV TRUE)
  48   file(RELATIVE_PATH IPPICV_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_BINARY_DIR}" "${IPPICV_LOCATION_PATH}")
  49   ocv_cmake_configure("${CMAKE_CURRENT_LIST_DIR}/templates/OpenCVConfig-IPPICV.cmake.in" IPPICV_CONFIGCMAKE @ONLY)
  50 else()
  51   set(USE_IPPICV FALSE)
  52 endif()
  53
  54 if(TARGET ippiw AND NOT BUILD_SHARED_LIBS AND IPPIW_INSTALL_PATH)
  55   set(USE_IPPIW TRUE)
  56   file(RELATIVE_PATH IPPIW_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_BINARY_DIR}" "${IPPIW_LOCATION_PATH}")
  57   ocv_cmake_configure("${CMAKE_CURRENT_LIST_DIR}/templates/OpenCVConfig-IPPIW.cmake.in" IPPIW_CONFIGCMAKE @ONLY)
  58 else()
  59   set(USE_IPPIW FALSE)
  60 endif()
  61
  62 ocv_cmake_hook(PRE_CMAKE_CONFIG_BUILD)
  63 configure_file("${OpenCV_SOURCE_DIR}/cmake/templates/OpenCVConfig.cmake.in" "${CMAKE_BINARY_DIR}/OpenCVConfig.cmake" @ONLY)
  64 #support for version checking when finding opencv. find_package(OpenCV 2.3.1 EXACT) should now work.
  65 configure_file("${OpenCV_SOURCE_DIR}/cmake/templates/OpenCVConfig-version.cmake.in" "${CMAKE_BINARY_DIR}/OpenCVConfig-version.cmake" @ONLY)
  66
  67 # --------------------------------------------------------------------------------------------
  68 #  Part 2/3: ${BIN_DIR}/unix-install/OpenCVConfig.cmake -> For use *with* "make install"
  69 # -------------------------------------------------------------------------------------------
  70 file(RELATIVE_PATH OpenCV_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}/${OPENCV_CONFIG_INSTALL_PATH}/" ${CMAKE_INSTALL_PREFIX})
  71 set(OpenCV_INCLUDE_DIRS_CONFIGCMAKE "\"\${OpenCV_INSTALL_PATH}/${OPENCV_INCLUDE_INSTALL_PATH}\" \"\${OpenCV_INSTALL_PATH}/${OPENCV_INCLUDE_INSTALL_PATH}/opencv\"")
  72
  73 if(USE_IPPICV)
  74   file(RELATIVE_PATH IPPICV_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}" "${IPPICV_INSTALL_PATH}")
  75   ocv_cmake_configure("${CMAKE_CURRENT_LIST_DIR}/templates/OpenCVConfig-IPPICV.cmake.in" IPPICV_CONFIGCMAKE @ONLY)
  76 endif()
  77 if(USE_IPPIW)
  78   file(RELATIVE_PATH IPPIW_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}" "${IPPIW_INSTALL_PATH}")
  79   ocv_cmake_configure("${CMAKE_CURRENT_LIST_DIR}/templates/OpenCVConfig-IPPIW.cmake.in" IPPIW_CONFIGCMAKE @ONLY)
  80 endif()
  81
  82 function(ocv_gen_config TMP_DIR NESTED_PATH ROOT_NAME)
  83   ocv_path_join(__install_nested "${OPENCV_CONFIG_INSTALL_PATH}" "${NESTED_PATH}")
  84   ocv_path_join(__tmp_nested "${TMP_DIR}" "${NESTED_PATH}")
  85
  86   file(RELATIVE_PATH OpenCV_INSTALL_PATH_RELATIVE_CONFIGCMAKE "${CMAKE_INSTALL_PREFIX}/${__install_nested}" "${CMAKE_INSTALL_PREFIX}/")
  87
  88   ocv_cmake_hook(PRE_CMAKE_CONFIG_INSTALL)
  89   configure_file("${OpenCV_SOURCE_DIR}/cmake/templates/OpenCVConfig-version.cmake.in" "${TMP_DIR}/OpenCVConfig-version.cmake" @ONLY)
  90
  91   configure_file("${OpenCV_SOURCE_DIR}/cmake/templates/OpenCVConfig.cmake.in" "${__tmp_nested}/OpenCVConfig.cmake" @ONLY)
  92   install(EXPORT OpenCVModules DESTINATION "${__install_nested}" FILE OpenCVModules.cmake COMPONENT dev)
  93   install(FILES
  94       "${TMP_DIR}/OpenCVConfig-version.cmake"
  95       "${__tmp_nested}/OpenCVConfig.cmake"
  96       DESTINATION "${__install_nested}" COMPONENT dev)
  97
  98   if(ROOT_NAME)
  99     # Root config file
 100     configure_file("${OpenCV_SOURCE_DIR}/cmake/templates/${ROOT_NAME}" "${TMP_DIR}/OpenCVConfig.cmake" @ONLY)
 101     install(FILES
 102         "${TMP_DIR}/OpenCVConfig-version.cmake"
 103         "${TMP_DIR}/OpenCVConfig.cmake"
 104         DESTINATION "${OPENCV_CONFIG_INSTALL_PATH}" COMPONENT dev)
 105   endif()
 106 endfunction()
 107
 108 if((CMAKE_HOST_SYSTEM_NAME MATCHES "Linux" OR UNIX) AND NOT ANDROID)
 109   ocv_gen_config("${CMAKE_BINARY_DIR}/unix-install" "" "")
 110 endif()
 111
 112 if(ANDROID)
 113   ocv_gen_config("${CMAKE_BINARY_DIR}/unix-install" "abi-${ANDROID_NDK_ABI_NAME}" "OpenCVConfig.root-ANDROID.cmake.in")
 114   install(FILES "${OpenCV_SOURCE_DIR}/platforms/android/android.toolchain.cmake" DESTINATION "${OPENCV_CONFIG_INSTALL_PATH}" COMPONENT dev)
 115 endif()
 116
 117 # --------------------------------------------------------------------------------------------
 118 #  Part 3/3: ${BIN_DIR}/win-install/OpenCVConfig.cmake  -> For use within binary installers/packages
 119 # --------------------------------------------------------------------------------------------
 120 if(WIN32)
 121   if(CMAKE_HOST_SYSTEM_NAME MATCHES Windows)
 122     if(BUILD_SHARED_LIBS)
 123       set(_lib_suffix "lib")
 124     else()
 125       set(_lib_suffix "staticlib")
 126     endif()
 127     ocv_gen_config("${CMAKE_BINARY_DIR}/win-install" "${OpenCV_INSTALL_BINARIES_PREFIX}${_lib_suffix}" "OpenCVConfig.root-WIN32.cmake.in")
 128   else()
 129     ocv_gen_config("${CMAKE_BINARY_DIR}/win-install" "" "")
 130   endif()
 131 endif()