diff options
| -rw-r--r-- | CMakeLists.txt | 83 |
1 files changed, 57 insertions, 26 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index bb236a9..f69386b 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -6,12 +6,16 @@ set(nanopb_VERSION_STRING nanopb-0.3.8-dev) string(REPLACE "nanopb-" "" nanopb_VERSION ${nanopb_VERSION_STRING}) +option(nanopb_BUILD_RUNTIME "Build the headers and libraries needed at runtime" ON) +option(nanopb_BUILD_GENERATOR "Build the protoc plugin for code generation" ON) option(nanopb_MSVC_STATIC_RUNTIME "Link static runtime libraries" ON) if(NOT DEFINED CMAKE_DEBUG_POSTFIX) set(CMAKE_DEBUG_POSTFIX "d") endif() +include(GNUInstallDirs) + if(MSVC AND nanopb_MSVC_STATIC_RUNTIME) foreach(flag_var CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE @@ -22,38 +26,65 @@ if(MSVC AND nanopb_MSVC_STATIC_RUNTIME) endforeach(flag_var) endif() -add_library(protobuf-nanopb STATIC - pb.h - pb_common.h - pb_common.c - pb_encode.h - pb_encode.c - pb_decode.h - pb_decode.c) +if(NOT DEFINED CMAKE_INSTALL_CMAKEDIR) + set(CMAKE_INSTALL_CMAKEDIR "lib/cmake/nanopb") +endif() -target_include_directories(protobuf-nanopb INTERFACE - $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> -) +if(nanopb_BUILD_GENERATOR) + set(generator_protos nanopb plugin) -include(GNUInstallDirs) + find_package(PythonInterp 2.7 REQUIRED) + execute_process( + COMMAND ${PYTHON_EXECUTABLE} -c + "from distutils import sysconfig; print(sysconfig.get_python_lib(prefix='${CMAKE_INSTALL_PREFIX}'))" + OUTPUT_VARIABLE PYTHON_INSTDIR + OUTPUT_STRIP_TRAILING_WHITESPACE + ) -if(NOT DEFINED CMAKE_INSTALL_CMAKEDIR) - set(CMAKE_INSTALL_CMAKEDIR "lib/cmake/nanopb") + foreach(generator_proto IN LISTS generator_protos) + string(REGEX REPLACE "([^;]+)" "generator/proto/\\1.proto" generator_proto_file "${generator_proto}") + string(REGEX REPLACE "([^;]+)" "\\1_pb2.py" generator_proto_py_file "${generator_proto}") + add_custom_command( + OUTPUT ${generator_proto_py_file} + COMMAND protoc --python_out=${CMAKE_CURRENT_BINARY_DIR} -Igenerator/proto ${generator_proto_file} + DEPENDS ${generator_proto_file} + ) + add_custom_target("generate_${generator_proto_py_file}" ALL DEPENDS ${generator_proto_py_file}) + install( + FILES ${generator_proto_py_file} + DESTINATION ${PYTHON_INSTDIR} + ) + endforeach() endif() -install(TARGETS protobuf-nanopb EXPORT nanopb-targets - ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}) +if(nanopb_BUILD_RUNTIME) + add_library(protobuf-nanopb STATIC + pb.h + pb_common.h + pb_common.c + pb_encode.h + pb_encode.c + pb_decode.h + pb_decode.c) + + target_include_directories(protobuf-nanopb INTERFACE + $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}> + ) -install(EXPORT nanopb-targets - DESTINATION ${CMAKE_INSTALL_CMAKEDIR} - NAMESPACE nanopb::) + configure_file(extra/nanopb-config-version.cmake.in + nanopb-config-version.cmake @ONLY) -configure_file(extra/nanopb-config-version.cmake.in - nanopb-config-version.cmake @ONLY) + install(TARGETS protobuf-nanopb EXPORT nanopb-targets + ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}) -install(FILES extra/nanopb-config.cmake - ${CMAKE_CURRENT_BINARY_DIR}/nanopb-config-version.cmake - DESTINATION ${CMAKE_INSTALL_CMAKEDIR}) + install(EXPORT nanopb-targets + DESTINATION ${CMAKE_INSTALL_CMAKEDIR} + NAMESPACE nanopb::) -install(FILES pb.h pb_common.h pb_encode.h pb_decode.h - DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}) + install(FILES extra/nanopb-config.cmake + ${CMAKE_CURRENT_BINARY_DIR}/nanopb-config-version.cmake + DESTINATION ${CMAKE_INSTALL_CMAKEDIR}) + + install(FILES pb.h pb_common.h pb_encode.h pb_decode.h + DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}) +endif() |