cmake/modules/FindLibDisplayInfo.cmake

   1 #.rst:
   2 # FindLibDisplayInfo
   3 # -------
   4 # Finds the libdisplay-info library
   5 #
   6 # This will define the following target:
   7 #
   8 #   ${APP_NAME_LC}::LibDisplayInfo   - The LibDisplayInfo library
   9
  10 if(NOT TARGET ${APP_NAME_LC}::${CMAKE_FIND_PACKAGE_NAME})
  11
  12   find_package(PkgConfig)
  13
  14   if(PKG_CONFIG_FOUND)
  15     pkg_check_modules(PC_LIBDISPLAYINFO libdisplay-info QUIET)
  16   endif()
  17
  18   find_path(LIBDISPLAYINFO_INCLUDE_DIR libdisplay-info/edid.h
  19                             HINTS ${PC_LIBDISPLAYINFO_INCLUDEDIR})
  20
  21   find_library(LIBDISPLAYINFO_LIBRARY NAMES display-info
  22                            HINTS ${PC_LIBDISPLAYINFO_LIBDIR})
  23
  24   set(LIBDISPLAYINFO_VERSION ${PC_LIBDISPLAYINFO_VERSION})
  25
  26   include(FindPackageHandleStandardArgs)
  27   find_package_handle_standard_args(LibDisplayInfo
  28                                     REQUIRED_VARS LIBDISPLAYINFO_LIBRARY LIBDISPLAYINFO_INCLUDE_DIR
  29                                     VERSION_VAR LIBDISPLAYINFO_VERSION)
  30
  31   if(LIBDISPLAYINFO_FOUND)
  32     add_library(${APP_NAME_LC}::${CMAKE_FIND_PACKAGE_NAME} UNKNOWN IMPORTED)
  33     set_target_properties(${APP_NAME_LC}::${CMAKE_FIND_PACKAGE_NAME} PROPERTIES
  34                                                                      IMPORTED_LOCATION "${LIBDISPLAYINFO_LIBRARY}"
  35                                                                      INTERFACE_INCLUDE_DIRECTORIES "${LIBDISPLAYINFO_INCLUDE_DIR}")
  36   else()
  37     if(LibDisplayInfo_FIND_REQUIRED)
  38       message(FATAL_ERROR "Libdisplayinfo libraries were not found.")
  39     endif()
  40   endif()
  41 endif()