1 cmake_minimum_required(VERSION 2.8)
5 set(nanopb_VERSION_STRING nanopb-0.3.9-dev)
7 string(REPLACE "nanopb-" "" nanopb_VERSION ${nanopb_VERSION_STRING})
9 option(nanopb_BUILD_RUNTIME "Build the headers and libraries needed at runtime" ON)
10 option(nanopb_BUILD_GENERATOR "Build the protoc plugin for code generation" ON)
11 option(nanopb_MSVC_STATIC_RUNTIME "Link static runtime libraries" ON)
13 if(NOT DEFINED CMAKE_DEBUG_POSTFIX)
14 set(CMAKE_DEBUG_POSTFIX "d")
17 include(GNUInstallDirs)
19 if(MSVC AND nanopb_MSVC_STATIC_RUNTIME)
21 CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
22 CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
23 if(${flag_var} MATCHES "/MD")
24 string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
25 endif(${flag_var} MATCHES "/MD")
29 if(NOT DEFINED CMAKE_INSTALL_CMAKEDIR)
30 set(CMAKE_INSTALL_CMAKEDIR "lib/cmake/nanopb")
33 if(nanopb_BUILD_GENERATOR)
34 set(generator_protos nanopb plugin)
36 find_package(PythonInterp 2.7 REQUIRED)
38 COMMAND ${PYTHON_EXECUTABLE} -c
39 "from distutils import sysconfig; print(sysconfig.get_python_lib(prefix='${CMAKE_INSTALL_PREFIX}'))"
40 OUTPUT_VARIABLE PYTHON_INSTDIR
41 OUTPUT_STRIP_TRAILING_WHITESPACE
44 foreach(generator_proto IN LISTS generator_protos)
45 string(REGEX REPLACE "([^;]+)" "${PROJECT_SOURCE_DIR}/generator/proto/\\1.proto" generator_proto_file "${generator_proto}")
46 string(REGEX REPLACE "([^;]+)" "\\1_pb2.py" generator_proto_py_file "${generator_proto}")
48 OUTPUT ${generator_proto_py_file}
49 COMMAND protoc --python_out=${PROJECT_BINARY_DIR} -I${PROJECT_SOURCE_DIR}/generator/proto ${generator_proto_file}
50 DEPENDS ${generator_proto_file}
52 add_custom_target("generate_${generator_proto_py_file}" ALL DEPENDS ${generator_proto_py_file})
54 FILES ${PROJECT_BINARY_DIR}/${generator_proto_py_file}
55 DESTINATION ${PYTHON_INSTDIR}
60 if(nanopb_BUILD_RUNTIME)
61 add_library(protobuf-nanopb STATIC
70 target_include_directories(protobuf-nanopb INTERFACE
71 $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
74 configure_file(extra/nanopb-config-version.cmake.in
75 nanopb-config-version.cmake @ONLY)
77 install(TARGETS protobuf-nanopb EXPORT nanopb-targets
78 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
80 install(EXPORT nanopb-targets
81 DESTINATION ${CMAKE_INSTALL_CMAKEDIR}
84 install(FILES extra/nanopb-config.cmake
85 ${CMAKE_CURRENT_BINARY_DIR}/nanopb-config-version.cmake
86 DESTINATION ${CMAKE_INSTALL_CMAKEDIR})
88 install(FILES pb.h pb_common.h pb_encode.h pb_decode.h
89 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})