5 # --------------------------------------------------------------------------------------------
6 # according to man pkg-config
7 # The package name specified on the pkg-config command line is defined to
8 # be the name of the metadata file, minus the .pc extension. If a library
9 # can install multiple versions simultaneously, it must give each version
10 # its own name (for example, GTK 1.2 might have the package name "gtk+"
11 # while GTK 2.0 has "gtk+-2.0").
13 # ${BIN_DIR}/unix-install/opencv.pc -> For use *with* "make install"
14 # -------------------------------------------------------------------------------------------
16 macro(fix_prefix lst isown)
18 foreach(item ${${lst}})
19 if(DEFINED TARGET_LOCATION_${item})
20 set(item "${TARGET_LOCATION_${item}}")
22 get_filename_component(item "${item}" NAME)
23 ocv_get_libname(item "${item}")
26 if(item MATCHES "^-l")
27 list(APPEND _lst "${item}")
28 elseif(item MATCHES "^-framework") # MacOS framework (assume single entry "-framework OpenCL")
29 list(APPEND _lst "${item}")
30 elseif(item MATCHES "[\\/]")
31 get_filename_component(libdir "${item}" PATH)
32 get_filename_component(_libname "${item}" NAME)
33 ocv_get_libname(libname "${_libname}")
34 list(APPEND _lst "-L${libdir}" "-l${libname}")
36 list(APPEND _lst "-l${item}")
43 if(NOT DEFINED CMAKE_HELPER_SCRIPT)
45 if(INSTALL_TO_MANGLED_PATHS)
46 ocv_update(OPENCV_PC_FILE_NAME "opencv-${OPENCV_VERSION}.pc")
48 ocv_update(OPENCV_PC_FILE_NAME opencv4.pc)
51 # build the list of opencv libs and dependencies for all modules
52 ocv_get_all_libs(_modules _extra _3rdparty)
54 #build the list of components
57 # when linking against static libraries, if libfoo depends on libbar, then
58 # libfoo must come first in the linker flags.
60 # world is a special target whose library should come first,
61 # especially for static link.
62 if(_modules MATCHES "opencv_world")
63 set(_modules "opencv_world")
67 ocv_cmake_script_append_var(HELPER_SCRIPT
74 OPENCV_LIB_INSTALL_PATH
75 OPENCV_INCLUDE_INSTALL_PATH
76 OPENCV_3P_LIB_INSTALL_PATH
83 foreach(item ${_modules} ${_extra} ${_3rdparty})
85 set(HELPER_SCRIPT "${HELPER_SCRIPT}
86 set(TARGET_LOCATION_${item} \"$<TARGET_FILE:${item}>\")
91 set(CMAKE_HELPER_SCRIPT "${CMAKE_BINARY_DIR}/OpenCVGenPkgConfig.info.cmake")
92 file(GENERATE OUTPUT "${CMAKE_HELPER_SCRIPT}" CONTENT "${HELPER_SCRIPT}")
94 add_custom_target(developer_scripts)
96 OUTPUT "${CMAKE_BINARY_DIR}/unix-install/${OPENCV_PC_FILE_NAME}"
97 COMMAND ${CMAKE_COMMAND} "-DCMAKE_HELPER_SCRIPT=${CMAKE_HELPER_SCRIPT}" -P "${OpenCV_SOURCE_DIR}/cmake/OpenCVGenPkgconfig.cmake"
98 DEPENDS "${CMAKE_BINARY_DIR}/OpenCVGenPkgConfig.info.cmake"
99 "${OpenCV_SOURCE_DIR}/cmake/OpenCVGenPkgconfig.cmake"
100 COMMENT "Generate ${OPENCV_PC_FILE_NAME}"
102 add_custom_target(gen-pkgconfig ALL SOURCES "${CMAKE_BINARY_DIR}/unix-install/${OPENCV_PC_FILE_NAME}")
103 add_dependencies(developer_scripts gen-pkgconfig)
106 if(UNIX AND NOT ANDROID)
107 install(FILES ${CMAKE_BINARY_DIR}/unix-install/${OPENCV_PC_FILE_NAME} DESTINATION ${OPENCV_LIB_INSTALL_PATH}/pkgconfig COMPONENT dev)
110 # =============================================================================
111 else() # DEFINED CMAKE_HELPER_SCRIPT
113 cmake_minimum_required(VERSION 2.8.12.2)
114 cmake_policy(SET CMP0012 NEW)
115 include("${CMAKE_HELPER_SCRIPT}")
116 include("${OpenCV_SOURCE_DIR}/cmake/OpenCVUtils.cmake")
118 fix_prefix(_modules 1)
120 fix_prefix(_3rdparty 1)
122 ocv_list_unique(_modules)
123 ocv_list_unique(_extra)
124 ocv_list_unique(_3rdparty)
127 "-L\${exec_prefix}/${OPENCV_LIB_INSTALL_PATH}"
130 if(BUILD_SHARED_LIBS)
131 set(OPENCV_PC_LIBS_PRIVATE "${_extra}")
133 set(OPENCV_PC_LIBS_PRIVATE
134 "-L\${exec_prefix}/${OPENCV_3P_LIB_INSTALL_PATH}"
139 string(REPLACE ";" " " OPENCV_PC_LIBS "${OPENCV_PC_LIBS}")
140 string(REPLACE ";" " " OPENCV_PC_LIBS_PRIVATE "${OPENCV_PC_LIBS_PRIVATE}")
142 #generate the .pc file
143 set(prefix "${CMAKE_INSTALL_PREFIX}")
144 set(exec_prefix "\${prefix}")
145 set(libdir "\${exec_prefix}/${OPENCV_LIB_INSTALL_PATH}")
146 set(includedir "\${prefix}/${OPENCV_INCLUDE_INSTALL_PATH}")
148 configure_file("${OpenCV_SOURCE_DIR}/cmake/templates/opencv-XXX.pc.in"
149 "${CMAKE_BINARY_DIR}/unix-install/${OPENCV_PC_FILE_NAME}"
152 endif() # DEFINED CMAKE_HELPER_SCRIPT