cmake/InstallPkgConfig.cmake

   1 function(install_pkgconfig package target)
   2   set(one_value_keywords "NAME;DESTINATION;HOMEPAGE_URL;LICENSE;VERSION")
   3   set(multi_value_keywords "REQUIRES;PRIVATE_REQUIRES;CONFLICTS")
   4   cmake_parse_arguments(PC "" "${one_value_keywords}" "${multi_value_keywords}" ${ARGN})
   5
   6   if(NOT DEFINED CMAKE_INSTALL_LIBDIR)
   7     set(CMAKE_INSTALL_LIBDIR lib)
   8   endif()
   9
  10   if(NOT DEFINED CMAKE_INSTALL_INCLUDEDIR)
  11     set(CMAKE_INSTALL_INCLUDEDIR include)
  12   endif()
  13   set(PKGCONFIGDIR ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
  14   set(CONTENT "prefix=${CMAKE_INSTALL_PREFIX}
  15 exec_prefix=\${prefix}
  16 libdir=\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}
  17 includedir=\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}
  18 ")
  19
  20   if(PC_NAME)
  21     set(CONTENT "${CONTENT}\nName: ${PC_NAME}\n")
  22   elseif(PROJECT_NAME)
  23     set(CONTENT "${CONTENT}\nName: ${PROJECT_NAME}\n")
  24   endif()
  25
  26   if(PC_DESCRIPTION)
  27     set(CONTENT "${CONTENT}Description: ${PC_DESCRIPTION}\n")
  28   elseif(PROJECT_DESCRIPTION)
  29     set(CONTENT "${CONTENT}Description: ${PROJECT_DESCRIPTION}\n")
  30   endif()
  31
  32   if(PC_HOMEPAGE_URL)
  33     set(CONTENT "${CONTENT}URL: ${PC_HOMEPAGE_URL}\n")
  34   elseif(PROJECT_HOMEPAGE_URL)
  35     set(CONTENT "${CONTENT}URL: ${PROJECT_HOMEPAGE_URL}\n")
  36   endif()
  37
  38   if(PC_LICENSE)
  39     set(CONTENT "${CONTENT}License: ${PC_LICENSE}\n")
  40   elseif(PROJECT_LICENSE)
  41     set(CONTENT "${CONTENT}License: ${PROJECT_LICENSE}\n")
  42   endif()
  43
  44   if(PC_VERSION)
  45     set(CONTENT "${CONTENT}Version: ${PC_VERSION}\n")
  46   elseif(PROJECT_VERSION)
  47     set(CONTENT "${CONTENT}Version: ${PROJECT_VERSION}\n")
  48   endif()
  49
  50   if(PC_REQUIRES)
  51     set(CONTENT "${CONTENT}Requires: $<JOIN:${PC_REQUIRES}, >\n")
  52   endif()
  53
  54   if(PC_PRIVATE_REQUIRES)
  55     set(CONTENT "${CONTENT}Requires.private: $<JOIN:${PC_PRIVATE_REQUIRES}, >\n")
  56   endif()
  57
  58   if(PC_CONFLICTS)
  59     set(CONTENT "${CONTENT}Conflicts: $<JOIN:${PC_CONFLICTS},$<COMMA> >\n")
  60   endif()
  61
  62   get_property(prop TARGET ${target} PROPERTY INTERFACE_COMPILE_DEFINITIONS)
  63   string(REGEX REPLACE "\\$<BUILD_INTERFACE:[^>]*>" "" prop "${prop}")
  64   string(REPLACE "INSTALL_INTERFACE" "BUILD_INTERFACE" prop "${prop}")
  65   string(REPLACE "-D$<JOIN:, -D>" "" PC_CFLAGS "-D$<JOIN:${prop}, -D>")
  66   if(PC_LDFLAGS)
  67     set(CONTENT "${CONTENT}Cflags: -I\${includedir} ${PC_CFLAGS}\n")
  68   else()
  69     set(CONTENT "${CONTENT}Cflags: -I\${includedir}\n")
  70   endif()
  71
  72   get_property(name TARGET ${target} PROPERTY OUTPUT_NAME)
  73   if(NOT DEFINED name)
  74     set(name ${target})
  75   endif()
  76   set(CONTENT "${CONTENT}Libs: -L\${libdir} -l${name}\n")
  77
  78   get_property(prop TARGET ${target} PROPERTY INTERFACE_LINK_LIBRARIES)
  79   string(REGEX REPLACE "\\$<BUILD_INTERFACE:[^>]*>" "" prop "${prop}")
  80   string(REPLACE "INSTALL_INTERFACE" "BUILD_INTERFACE" prop "${prop}")
  81   string(REPLACE "-l$<JOIN:, -l>" "" PC_LDFLAGS "-l$<JOIN:${prop}, -l>")
  82   if(PC_LDFLAGS)
  83     set(CONTENT "${CONTENT}Libs.private: ${PC_LDFLAGS}\n")
  84   endif()
  85
  86   file(GENERATE OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${package}.pc CONTENT "${CONTENT}")
  87   install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${package}.pc DESTINATION ${PKGCONFIGDIR})
  88 endfunction()