Install well-known type proto files from CMake project

1 files changed, 46 insertions, 2 deletions

diff --git a/cmake/install.cmake b/cmake/install.cmake
index bedd0601..f8148804 100644
--- a/cmake/install.cmake
+++ b/cmake/install.cmake
@@ -5,7 +5,8 @@ foreach(_library
   libprotobuf

   libprotoc)

   set_property(TARGET ${_library}

-    PROPERTY INTERFACE_INCLUDE_DIRECTORIES $<INSTALL_INTERFACE:include>)

+    PROPERTY INTERFACE_INCLUDE_DIRECTORIES

+    $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)

   install(TARGETS ${_library} EXPORT protobuf-targets

     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT ${_library}

     LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT ${_library}

@@ -29,6 +30,8 @@ if(MSVC)
     get_filename_component(_extract_from "${protobuf_SOURCE_DIR}/${_extract_from}" ABSOLUTE)

     get_filename_component(_extract_name ${_extract_to} NAME)

     get_filename_component(_extract_to ${_extract_to} PATH)

+    string(REPLACE "include/" "${CMAKE_INSTALL_INCLUDEDIR}/"

+      _extract_to "${_extract_to}")

     if(EXISTS "${_extract_from}")

       install(FILES "${_extract_from}"

         DESTINATION "${_extract_to}"

@@ -42,6 +45,45 @@ if(MSVC)
   endforeach()

 endif()

 

+# Internal function for parsing auto tools scripts

+function(_protobuf_auto_list FILE_NAME VARIABLE)

+  file(STRINGS ${FILE_NAME} _strings)

+  set(_list)

+  foreach(_string ${_strings})

+    set(_found)

+    string(REGEX MATCH "^[ \t]*${VARIABLE}[ \t]*=[ \t]*" _found "${_string}")

+    if(_found)

+      string(LENGTH "${_found}" _length)

+      string(SUBSTRING "${_string}" ${_length} -1 _draft_list)

+      foreach(_item ${_draft_list})

+        string(STRIP "${_item}" _item)

+        list(APPEND _list "${_item}")

+      endforeach()

+    endif()

+  endforeach()

+  set(${VARIABLE} ${_list} PARENT_SCOPE)

+endfunction()

+

+# Install well-known type proto files

+_protobuf_auto_list("../src/Makefile.am" nobase_dist_proto_DATA)

+foreach(_file ${nobase_dist_proto_DATA})

+  get_filename_component(_file_from "../src/${_file}" ABSOLUTE)

+  get_filename_component(_file_name ${_file} NAME)

+  get_filename_component(_file_path ${_file} PATH)

+  if(EXISTS "${_file_from}")

+    install(FILES "${_file_from}"

+      DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${_file_path}"

+      COMPONENT protobuf-protos

+      RENAME "${_file_name}")

+  else()

+    message(AUTHOR_WARNING "The file \"${_file_from}\" is listed in "

+      "\"${protobuf_SOURCE_DIR}/../src/Makefile.am\" as nobase_dist_proto_DATA "

+      "but there not exists. The file will not be installed.")

+  endif()

+endforeach()

+

+# Export configuration

+

 install(EXPORT protobuf-targets

   DESTINATION "lib/cmake/protobuf"

   COMPONENT protobuf-export)

@@ -50,10 +92,12 @@ configure_file(protobuf-config.cmake.in
   protobuf-config.cmake @ONLY)

 configure_file(protobuf-config-version.cmake.in

   protobuf-config-version.cmake @ONLY)

+configure_file(protobuf-module.cmake.in

+  protobuf-module.cmake @ONLY)

 

 install(FILES

   "${protobuf_BINARY_DIR}/protobuf-config.cmake"

   "${protobuf_BINARY_DIR}/protobuf-config-version.cmake"

-  "${protobuf_SOURCE_DIR}/protobuf-module.cmake"

+  "${protobuf_BINARY_DIR}/protobuf-module.cmake"

   DESTINATION "lib/cmake/protobuf"

   COMPONENT protobuf-export)