mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-12-26 02:21:43 +08:00
127 lines
4.3 KiB
CMake
127 lines
4.3 KiB
CMake
# - Try to find CImg lib
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#
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# CIMG_FOUND - system has CImg lib
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# CIMG_INCLUDE_DIR - the CImg include directory
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macro(_cimg_check_path)
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if(EXISTS "${CIMG_INCLUDE_DIR}/CImg.h")
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set(CIMG_FOUND TRUE)
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endif()
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if(NOT CIMG_FOUND)
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message(STATUS "CImg include path was specified but no CImg.h file was found: ${CIMG_INCLUDE_DIR}")
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endif()
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endmacro()
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if(NOT CIMG_INCLUDE_DIR)
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message(STATUS "CImg: trying to locate CImg library")
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find_path(CIMG_INCLUDE_DIR NAMES CImg.h
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PATHS
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${CImg_DIR}
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${CImg_DIR}/include
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${CImg_DIR}/cimg
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${CImg_DIR}/include/cimg
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${CImg_DIR}/cimg/include
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${CIMG_DIR}
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${CIMG_DIR}/include
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${CIMG_DIR}/cimg
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${CIMG_DIR}/include/cimg
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${CIMG_DIR}/cimg/include
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${CMAKE_INSTALL_PREFIX}
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${CMAKE_INSTALL_PREFIX}/cimg
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${CMAKE_INSTALL_PREFIX}/include
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${CMAKE_INSTALL_PREFIX}/include/cimg
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${CMAKE_INSTALL_PREFIX}/cimg/include
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${CIMG_PKGCONF_INCLUDE_DIRS}
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/usr/local/include
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/usr/include
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${KDE4_INCLUDE_DIR}
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${KDE4_INCLUDE_DIR}/cimg
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${KDE4_INCLUDE_DIR}/include
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${KDE4_INCLUDE_DIR}/include/cimg
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${KDE4_INCLUDE_DIR}/cimg/include
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)
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endif()
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if(CIMG_INCLUDE_DIR)
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_cimg_check_path()
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endif()
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if (CIMG_FOUND)
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list(APPEND CIMG_INCLUDE_DIRS
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${CIMG_INCLUDE_DIR}
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)
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### DISPLAY :: X11 on unix-based system and GDI on windows ###
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if (UNIX OR APPLE)
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find_package (X11 QUIET) # xshm xrandr are detected as well
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if (X11_FOUND)
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set (CIMG_INCLUDE_DIRS ${CIMG_INCLUDE_DIRS} ${X11_INCLUDE_DIR} )
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set (CIMG_LIBRARIES ${CIMG_LIBRARIES} ${X11_LIBRARIES})
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message (STATUS "FindCImg.cmake: X11 found.")
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### X11 extension :: XSHM ###
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if (X11_XShm_FOUND)
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set (CIMG_DEFINITIONS ${CIMG_DEFINITIONS} -Dcimg_use_xshm)
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message(STATUS "FindCImg.cmake: xshm found")
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else (X11_XShm_FOUND)
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message(STATUS "!!! FindCIMG.cmake !!! xshm NOT found.")
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endif (X11_XShm_FOUND)
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### X11 extension :: XRANDR ###
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if (X11_Xrandr_FOUND)
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set (CIMG_DEFINITIONS ${CIMG_DEFINITIONS} -Dcimg_use_xrandr)
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set (CIMG_LIBRARIES ${CIMG_LIBRARIES} ${X11_Xrandr_LIB})
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message(STATUS "FindCImg.cmake: xrandr found")
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else (X11_Xrandr_FOUND)
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message(STATUS "!!! FindCIMG.cmake !!! xrandr NOT found")
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endif (X11_Xrandr_FOUND)
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### PThread is required when using X11 display engine ###
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find_package (Threads QUIET)
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if (Threads_FOUND)
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set (CIMG_INCLUDE_DIRS ${CIMG_INCLUDE_DIRS})
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set (CIMG_LIBRARIES ${CIMG_LIBRARIES} Threads::Threads)
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message(STATUS "FindCImg.cmake: pthread found")
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else (PTHREAD_FOUND)
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message(STATUS "!!! FindCIMG.cmake !!! pthread NOT found. pthread required by cimg for running X11.")
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message(FATAL_ERROR "You need a display engine such as X11 (linux, macosx) or GDI (windows) to compile this program. Please install libs and developpement headers")
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endif (PTHREAD_FOUND)
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else (X11_FOUND)
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message (STATUS "!!! FindCIMG.cmake !!! X11 NOT found.")
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message(WARNING "FindCImg.cmake: display disabled")
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set (CIMG_DEFINITIONS ${CIMG_DEFINITIONS} -Dcimg_display=0)
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endif (X11_FOUND)
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endif (UNIX OR APPLE)
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endif()
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set (CIMG_INCLUDE_DIRS ${CIMG_INCLUDE_DIRS} CACHE STRING "include directories for cimg dependancies")
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set (CIMG_LIBRARIES ${CIMG_LIBRARIES} CACHE STRING "cimg required and optional 3rd party libraries")
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set (CIMG_DEFINITIONS ${CIMG_DEFINITIONS} CACHE STRING "cimg_use_xxx defines")
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set (CIMG_C_FLAGS ${CIMG_C_FLAGS} CACHE STRING "c flags for cimg")
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set (CIMG_CXX_FLAGS ${CIMG_CXX_FLAGS} CACHE STRING "c++ flags for cimg")
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(CImg DEFAULT_MSG CIMG_INCLUDE_DIR CIMG_FOUND)
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mark_as_advanced(CIMG_INCLUDE_DIR)
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if (CIMG_FOUND)
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# Library definition
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add_library(CImg::CImg INTERFACE IMPORTED)
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target_compile_options(CImg::CImg INTERFACE ${CIMG_C_FLAGS} ${CIMG_CXX_FLAGS})
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target_compile_definitions(CImg::CImg INTERFACE ${CIMG_DEFINITIONS})
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target_link_libraries(CImg::CImg INTERFACE ${CIMG_LIBRARIES})
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target_include_directories(CImg::CImg INTERFACE ${CIMG_INCLUDE_DIRS})
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endif(CIMG_FOUND)
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