WIP: get call to protoc running

CMakeLists.txt

@@ -86,70 +86,86 @@ add_subdirectory(doc)
 
 # TODO: Replace this with the protobuf_generate_cpp function
 
+
 # Protobuf/Grpc source files
 set(PROTO_FILES
     ${PROJECT_SOURCE_DIR}/proto/proto/caosdb/info/v1/main.proto
     ${PROJECT_SOURCE_DIR}/proto/proto/caosdb/entity/v1/main.proto
 )
 
+
+
 IF (BUILD_ACM)
     list(APPEND PROTO_FILES
          ${PROJECT_SOURCE_DIR}/proto/proto/caosdb/acm/v1alpha1/main.proto
          )
 ENDIF()
 
-set(PROTO_PATH ${PROJECT_SOURCE_DIR}/proto/proto)
+find_package(protobuf REQUIRED)
+include_directories(${Protobuf_INCLUDE_DIRS})
+include_directories(${CMAKE_CURRENT_BINARY_DIR})
+# protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS ${PROTO_FILES})
+protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS ${PROJECT_SOURCE_DIR}/proto/proto/caosdb/info/v1/main.proto)
+protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS ${PROJECT_SOURCE_DIR}/proto/proto/caosdb/entity/v1/main.proto)
+message(STATUS "PROTO_FILES: ${PROTO_FILES}")
+message(STATUS "PROTO_SRCS: ${PROTO_SRCS}")
+message(STATUS "PROTO_HDRS: ${PROTO_HDRS}")
+
+# set(PROTO_PATH ${PROJECT_SOURCE_DIR}/proto/proto)
 
 # compiler binaries
-IF (WIN32)
-    set(_PROTOBUF_PROTOC "${CMAKE_BINARY_DIR}/build_tools/protoc.exe")
-    set(_GRPC_CPP_PLUGIN_EXECUTABLE "${CMAKE_BINARY_DIR}/build_tools/grpc_cpp_plugin.exe")
-ELSE()
-    set(_PROTOBUF_PROTOC "${CMAKE_BINARY_DIR}/build_tools/protoc")
-    set(_GRPC_CPP_PLUGIN_EXECUTABLE "${CMAKE_BINARY_DIR}/build_tools/grpc_cpp_plugin")
-ENDIF()
 
-# Generated sources
-list(LENGTH PROTO_FILES len_proto_files)
-math(EXPR len_proto_files "${len_proto_files} - 1")
-foreach(i RANGE "${len_proto_files}")
-    list(GET PROTO_FILES ${i} next_proto_file)
-
-    # strip away the prefix path and the ".proto" suffix
-    string(REPLACE
-        "${PROJECT_SOURCE_DIR}/proto/proto/caosdb/"
-        ""
-        next_proto_module
-        "${next_proto_file}")
-    string(REPLACE
-        ".proto"
-        ""
-        next_proto_module
-        "${next_proto_module}")
-    set(next_proto_src
-        "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.pb.cc")
-    set(next_proto_hdr
-        "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.pb.h")
-    set(next_grpc_src
-        "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.grpc.pb.cc")
-    set(next_grpc_hdr
-        "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.grpc.pb.h")
-    list(APPEND GRPC_GENERATED_HEADERS "${next_proto_hdr}" "${next_grpc_hdr}")
-    list(APPEND GRPC_GENERATED_SOURCES "${next_proto_src}" "${next_grpc_src}")
-endforeach()
-
-set(GRPC_GENERATED
-    ${GRPC_GENERATED_SOURCES}
-    ${GRPC_GENERATED_HEADERS})
-add_custom_command(
-      OUTPUT ${GRPC_GENERATED}
-      COMMAND ${_PROTOBUF_PROTOC}
-      ARGS --grpc_out "${CMAKE_CURRENT_BINARY_DIR}/include"
-        --cpp_out "${CMAKE_CURRENT_BINARY_DIR}/include"
-        -I "${PROTO_PATH}"
-        --plugin=protoc-gen-grpc="${_GRPC_CPP_PLUGIN_EXECUTABLE}"
-        ${PROTO_FILES}
-      DEPENDS ${PROTO_FILES})
+
+
+# IF (WIN32)
+#     set(_PROTOBUF_PROTOC "${CMAKE_BINARY_DIR}/build_tools/protoc.exe")
+#     set(_GRPC_CPP_PLUGIN_EXECUTABLE "${CMAKE_BINARY_DIR}/build_tools/grpc_cpp_plugin.exe")
+# ELSE()
+#     set(_PROTOBUF_PROTOC "${CMAKE_BINARY_DIR}/build_tools/protoc")
+#     set(_GRPC_CPP_PLUGIN_EXECUTABLE "${CMAKE_BINARY_DIR}/build_tools/grpc_cpp_plugin")
+# ENDIF()
+
+# # Generated sources
+# list(LENGTH PROTO_FILES len_proto_files)
+# math(EXPR len_proto_files "${len_proto_files} - 1")
+# foreach(i RANGE "${len_proto_files}")
+#     list(GET PROTO_FILES ${i} next_proto_file)
+
+#     # strip away the prefix path and the ".proto" suffix
+#     string(REPLACE
+#         "${PROJECT_SOURCE_DIR}/proto/proto/caosdb/"
+#         ""
+#         next_proto_module
+#         "${next_proto_file}")
+#     string(REPLACE
+#         ".proto"
+#         ""
+#         next_proto_module
+#         "${next_proto_module}")
+#     set(next_proto_src
+#         "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.pb.cc")
+#     set(next_proto_hdr
+#         "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.pb.h")
+#     set(next_grpc_src
+#         "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.grpc.pb.cc")
+#     set(next_grpc_hdr
+#         "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}.grpc.pb.h")
+#     list(APPEND GRPC_GENERATED_HEADERS "${next_proto_hdr}" "${next_grpc_hdr}")
+#     list(APPEND GRPC_GENERATED_SOURCES "${next_proto_src}" "${next_grpc_src}")
+# endforeach()
+
+# set(GRPC_GENERATED
+#     ${GRPC_GENERATED_SOURCES}
+#     ${GRPC_GENERATED_HEADERS})
+# add_custom_command(
+#       OUTPUT ${GRPC_GENERATED}
+#       COMMAND ${_PROTOBUF_PROTOC}
+#       ARGS --grpc_out "${CMAKE_CURRENT_BINARY_DIR}/include"
+#         --cpp_out "${CMAKE_CURRENT_BINARY_DIR}/include"
+#         -I "${PROTO_PATH}"
+#         --plugin=protoc-gen-grpc="${_GRPC_CPP_PLUGIN_EXECUTABLE}"
+#         ${PROTO_FILES}
+#       DEPENDS ${PROTO_FILES})
 
 # show generated files
 message(DEBUG "GRPC_GENERATED: ${GRPC_GENERATED}")
@@ -165,10 +181,24 @@ message(DEBUG "GRPC_GENERATED: ${GRPC_GENERATED}")
 ###############################################################################
 
 find_package(gRPC CONFIG REQUIRED)
-find_package(Protobuf CONFIG REQUIRED)
-find_package(Boost REQUIRED)
+# find_package(protobuf CONFIG REQUIRED)
+
+# boost
+find_package(boost_smart_ptr CONFIG REQUIRED)
+find_package(boost_filesystem CONFIG REQUIRED)
+find_package(boost_json CONFIG REQUIRED)
+find_package(boost_log CONFIG REQUIRED)
+find_package(boost_thread CONFIG REQUIRED)
+find_package(boost_beast CONFIG REQUIRED)
+
+
 find_package(GTest REQUIRED)
 
+
+set(dependencies  
+    gRPC::gpr gRPC::grpc gRPC::grpc++ protobuf::libprotoc protobuf::libprotobuf
+    Boost::beast Boost::smart_ptr Boost::filesystem Boost::json Boost::log Boost::thread)
+
 # print include directories for debugging
 message(DEBUG "CMAKE_INCLUDE_PATH: ${CMAKE_INCLUDE_PATH}")
 message(DEBUG "PROTOBUF_INCLUDE_DIRS: ${PROTOBUF_INCLUDE_DIRS}")
@@ -202,7 +232,7 @@ else()
     add_library(caosdb
         SHARED ${libcaosdb_INCL} ${libcaosdb_SRC} ${GRPC_GENERATED})
      target_link_libraries(caosdb
-        grpc::grpc protobuf::protobuf boost::boost
+        ${dependencies}
         stdc++fs
     )
      set(LIBCAOSDB caosdb)
@@ -219,54 +249,54 @@ target_include_directories(caosdb PUBLIC
 
 
 
-# libccaosdb
-# ----------
-add_library(ccaosdb SHARED src/ccaosdb.cpp)
-target_link_libraries(ccaosdb
-    grpc::grpc protobuf::protobuf boost::boost
-    ${LIBCAOSDB}
-    stdc++fs
-)
-target_include_directories(ccaosdb PUBLIC
-    $<BUILD_INTERFACE:${libcaosdb_SOURCE_DIR}/include>
-    $<BUILD_INTERFACE:${libcaosdb_BINARY_DIR}/include>
-    $<INSTALL_INTERFACE:include>
-)
-
-
-# ccaosdbcli
-# ----------
-add_executable(ccaosdbcli EXCLUDE_FROM_ALL src/ccaosdbcli.c)
-target_include_directories(ccaosdbcli PUBLIC
-    $<BUILD_INTERFACE:${libcaosdb_SOURCE_DIR}/include>
-    $<BUILD_INTERFACE:${libcaosdb_BINARY_DIR}/include>
-    $<INSTALL_INTERFACE:include>
-)
-target_include_directories(ccaosdbcli SYSTEM PUBLIC
-    ${CONAN_INCLUDE_DIRS}
-)
-
-target_link_libraries(ccaosdbcli
-    grpc::grpc protobuf::protobuf boost::boost
-    ${LIBCAOSDB}
-    ccaosdb
-)
-
-# cxxcaosdbcli
-# ------------
-add_executable(cxxcaosdbcli EXCLUDE_FROM_ALL src/cxxcaosdbcli.cpp)
-target_include_directories(cxxcaosdbcli PUBLIC
-    $<BUILD_INTERFACE:${libcaosdb_SOURCE_DIR}/include>
-    $<BUILD_INTERFACE:${libcaosdb_BINARY_DIR}/include>
-    $<INSTALL_INTERFACE:include>
-)
-target_include_directories(cxxcaosdbcli SYSTEM PUBLIC
-    ${CONAN_INCLUDE_DIRS}
-)
-target_link_libraries(cxxcaosdbcli
-    ${LIBCAOSDB}
-    grpc::grpc protobuf::protobuf boost::boost
-)
+# # libccaosdb
+# # ----------
+# add_library(ccaosdb SHARED src/ccaosdb.cpp)
+# target_link_libraries(ccaosdb
+#     dependencies
+#     ${LIBCAOSDB}
+#     stdc++fs
+# )
+# target_include_directories(ccaosdb PUBLIC
+#     $<BUILD_INTERFACE:${libcaosdb_SOURCE_DIR}/include>
+#     $<BUILD_INTERFACE:${libcaosdb_BINARY_DIR}/include>
+#     $<INSTALL_INTERFACE:include>
+# )
+
+
+# # ccaosdbcli
+# # ----------
+# add_executable(ccaosdbcli EXCLUDE_FROM_ALL src/ccaosdbcli.c)
+# target_include_directories(ccaosdbcli PUBLIC
+#     $<BUILD_INTERFACE:${libcaosdb_SOURCE_DIR}/include>
+#     $<BUILD_INTERFACE:${libcaosdb_BINARY_DIR}/include>
+#     $<INSTALL_INTERFACE:include>
+# )
+# target_include_directories(ccaosdbcli SYSTEM PUBLIC
+#     ${CONAN_INCLUDE_DIRS}
+# )
+
+# target_link_libraries(ccaosdbcli
+#     dependencies
+#     ${LIBCAOSDB}
+#     ccaosdb
+# )
+
+# # cxxcaosdbcli
+# # ------------
+# add_executable(cxxcaosdbcli EXCLUDE_FROM_ALL src/cxxcaosdbcli.cpp)
+# target_include_directories(cxxcaosdbcli PUBLIC
+#     $<BUILD_INTERFACE:${libcaosdb_SOURCE_DIR}/include>
+#     $<BUILD_INTERFACE:${libcaosdb_BINARY_DIR}/include>
+#     $<INSTALL_INTERFACE:include>
+# )
+# target_include_directories(cxxcaosdbcli SYSTEM PUBLIC
+#     ${CONAN_INCLUDE_DIRS}
+# )
+# target_link_libraries(cxxcaosdbcli
+#     ${LIBCAOSDB}
+#     dependencies
+# )
 
 
 
@@ -274,213 +304,213 @@ target_link_libraries(cxxcaosdbcli
 ### LINTING with CLANG-TIDY and INCLUDE-WHAT-YOU-USE
 #######################################################
 
-include(CheckCXXCompilerFlag)
-include(CheckCCompilerFlag)
-
-function(add_compiler_flag flag)
-    string(FIND "${CMAKE_CXX_FLAGS}" "${flag}" cxx_present)
-    if(cxx_present EQUAL -1)
-        check_cxx_compiler_flag("${flag}" flag_supported)
-        if(flag_supported)
-            set(PEDANTIC_CMAKE_CXX_FLAGS "${PEDANTIC_CMAKE_CXX_FLAGS} ${flag}" PARENT_SCOPE)
-        endif()
-        unset(flag_supported CACHE)
-    endif()
-    unset(cxx_present CACHE)
-
-    string(FIND "${CMAKE_C_FLAGS}" "${flag}" c_present)
-    if(c_present EQUAL -1)
-        check_cxx_compiler_flag("${flag}" flag_supported)
-        if(flag_supported)
-            set(PEDANTIC_CMAKE_C_FLAGS "${PEDANTIC_CMAKE_C_FLAGS} ${flag}" PARENT_SCOPE)
-        endif()
-        unset(flag_supported CACHE)
-    endif()
-    unset(c_present CACHE)
-endfunction()
-
-
-
-option(LINTING "Enable linting with clang-tidy and iwyu when in non-Debug build-type" OFF)
-if("${CMAKE_BUILD_TYPE}" MATCHES "Debug" OR LINTING)
-    set(_LINTING ON)
-endif()
-option(SKIP_LINTING "Skip linting even when in Debug build-type" OFF)
-if("${CMAKE_BUILD_TYPE}" MATCHES "Debug" AND SKIP_LINTING)
-    message(WARNING "Skipping linting due to SKIP_LINTING option")
-    set(_LINTING OFF)
-endif()
-if(_LINTING)
-
-    ### set paranoid compiler flags
-    add_compiler_flag("-Wall")
-    add_compiler_flag("-Wextra")
-    add_compiler_flag("-pedantic")
-    # add_compiler_flag("-Werror") # removed until issue #71 is resolved
-
-    message(STATUS "PEDANTIC_CMAKE_CXX_FLAGS: [${PEDANTIC_CMAKE_CXX_FLAGS}]")
-    set(TARGET_CAOSDB_COMPILE_FLAGS "${TARGET_CAOSDB_COMPILE_FLAGS} ${PEDANTIC_CMAKE_CXX_FLAGS}")
-    set(TARGET_CCAOSDB_COMPILE_FLAGS "${TARGET_CCAOSDB_COMPILE_FLAGS} ${PEDANTIC_CMAKE_C_FLAGS}")
-    set(TARGET_CXXCAOSDBCLI_COMPILE_FLAGS "${TARGET_CXXCAOSDBCLI_COMPILE_FLAGS} ${PEDANTIC_CMAKE_CXX_FLAGS}")
-    set(TARGET_CCAOSDBCLI_COMPILE_FLAGS "${TARGET_CCAOSDBCLI_COMPILE_FLAGS} ${PEDANTIC_CMAKE_C_FLAGS}")
-
-    set_target_properties(caosdb PROPERTIES
-        COMPILE_FLAGS "${TARGET_CAOSDB_COMPILE_FLAGS}")
-    set_target_properties(ccaosdb PROPERTIES
-        COMPILE_FLAGS "${TARGET_CCAOSDB_COMPILE_FLAGS}")
-    set_target_properties(cxxcaosdbcli PROPERTIES
-        COMPILE_FLAGS "${TARGET_CXXCAOSDBCLI_COMPILE_FLAGS}")
-    set_target_properties(ccaosdbcli PROPERTIES
-        COMPILE_FLAGS "${TARGET_CCAOSDBCLI_COMPILE_FLAGS}")
-
-    find_program(iwyu
-        NAMES include-what-you-use iwyu
-        PATHS ${CMAKE_SOURCE_DIR}/tools/include-what-you-use/${iwyu_os}/bin)
-    if(NOT iwyu)
-        message(WARNING "include-what-you-use: Not found")
-    else()
-        message(STATUS "include-what-you-use: ${iwyu}")
-        set(_CMAKE_CXX_INCLUDE_WHAT_YOU_USE ${iwyu}
-            "-Xiwyu" "--cxx17ns" "-Xiwyu" "--no_fwd_decls")
-
-        set_target_properties(caosdb PROPERTIES
-            CXX_INCLUDE_WHAT_YOU_USE "${_CMAKE_CXX_INCLUDE_WHAT_YOU_USE}"
-            )
-        set_target_properties(cxxcaosdbcli PROPERTIES
-            CXX_INCLUDE_WHAT_YOU_USE "${_CMAKE_CXX_INCLUDE_WHAT_YOU_USE}"
-            )
-        set_target_properties(ccaosdbcli PROPERTIES
-            C_INCLUDE_WHAT_YOU_USE "${_CMAKE_CXX_INCLUDE_WHAT_YOU_USE}"
-            )
-    endif()
-
-    find_program(clang_tidy NAMES clang-tidy clang-tidy-11)
-    if(NOT clang_tidy)
-        message(WARNING "clang-tidy: Not found")
-    else()
-        message(STATUS "clang-tidy: ${clang_tidy}")
-        set(_CMAKE_CXX_CLANG_TIDY_CHECKS
-            "--checks=*,-fuchsia-*,-llvmlibc-*,-readability-convert-member-functions-to-static,-cppcoreguidelines-pro-bounds-array-to-pointer-decay,-hicpp-no-array-decay,-llvm-else-after-return,-readability-else-after-return,-modernize-use-trailing-return-type,-bugprone-branch-clone,-altera-*,-misc-include-cleaner,-readability-identifier-*,-llvm-include-order,-misc-const-correctness")
-        set(_CMAKE_C_CLANG_TIDY_CHECKS "${_CMAKE_CXX_CLANG_TIDY_CHECKS}")
-        set(_CMAKE_CXX_CLANG_TIDY "${clang_tidy}"
-            "--header-filter=caosdb/.*[^\(\.pb\.h\)]$")
-            # "--warnings-as-errors=*")
-        set(_CMAKE_C_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY}")
-        option(AUTO_FIX_LINTING "Append --fix option to clang-tidy" OFF)
-        if(AUTO_FIX_LINTING)
-            set(_CMAKE_CXX_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY};--fix")
-        endif()
-        message(STATUS "Using clang-tidy with
-            '${_CMAKE_CXX_CLANG_TIDY};${_CMAKE_CXX_CLANG_TIDY_CHECKS}'")
-        set_target_properties(caosdb PROPERTIES
-            CXX_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY};${_CMAKE_CXX_CLANG_TIDY_CHECKS}"
-            )
-        set_target_properties(cxxcaosdbcli PROPERTIES
-            CXX_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY};${_CMAKE_CXX_CLANG_TIDY_CHECKS}"
-            )
-        set_target_properties(ccaosdb PROPERTIES
-            C_CLANG_TIDY "${_CMAKE_C_CLANG_TIDY};${_CMAKE_C_CLANG_TIDY_CHECKS}"
-            )
-        set_target_properties(ccaosdbcli PROPERTIES
-            C_CLANG_TIDY "${_CMAKE_C_CLANG_TIDY};${_CMAKE_C_CLANG_TIDY_CHECKS}"
-            )
-    endif()
-endif()
-
-
-#######################################################
-### UNIT TEST
-#######################################################
-
-if("${CMAKE_BUILD_TYPE}" MATCHES "Debug")
-    enable_testing()
-    add_subdirectory(test)
-endif()
-
-# ###############################################
-# ############ INSTALLATION #####################
-# ###############################################
-
-set(libcaosdb_INCLUDE_DEST "include/caosdb")
-set(libcaosdb_LIB_DEST "lib")
-
-set(CMAKE_INSTALL_PREFIX "$ENV{HOME}/.local/")
-install(
-    # targets to install
-    TARGETS ${LIBCAOSDB} ccaosdb
-    # name of the CMake "export group" containing the targets we want to install
-    EXPORT caosdbTargets
-    # Dynamic, static library and include destination locations after running
-    # "make install"
-    LIBRARY DESTINATION ${libcaosdb_LIB_DEST}
-    ARCHIVE DESTINATION ${libcaosdb_LIB_DEST}
-    INCLUDES DESTINATION ${libcaosdb_INCLUDE_DEST}
-)
-
-
-set(libcaosdb_CMAKE_DEST "${libcaosdb_LIB_DEST}/cmake/caosdb")
-install(
-    # The export we want to save (matches name defined above containing the
-    # install targets)
-    EXPORT caosdbTargets
-    # CMake file in which to store the export's information
-    FILE  caosdbTargets.cmake
-    # Namespace prepends all targets in the export (when we import later, we
-    # will use caosdb::caosdb)
-    NAMESPACE caosdb::
-    # where to place the resulting file (here, we're putting it with the library)
-    DESTINATION ${libcaosdb_CMAKE_DEST}
-)
-
-install(FILES ${libcaosdb_INCL} ${PROJECT_SOURCE_DIR}/include/ccaosdb.h DESTINATION ${libcaosdb_INCLUDE_DEST})
-foreach(i RANGE "${len_proto_files}")
-    list(GET PROTO_FILES ${i} next_proto_file)
-
-    # strip away the prefix path and the ".proto" suffix
-    string(REPLACE
-        "${PROJECT_SOURCE_DIR}/proto/proto/caosdb/"
-        ""
-        next_proto_module
-        "${next_proto_file}")
-    string(REPLACE
-        "/main.proto"
-        ""
-        next_proto_module
-        "${next_proto_module}")
-    set(next_proto_hdr
-        "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}/main.pb.h")
-    set(next_grpc_hdr
-        "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}/main.grpc.pb.h")
-    install(FILES ${next_proto_hdr} ${next_grpc_hdr} DESTINATION
-        ${libcaosdb_INCLUDE_DEST}/${next_proto_module})
-endforeach()
-
-install(FILES ${PROJECT_SOURCE_DIR}/caosdbConfig.cmake
-    DESTINATION ${libcaosdb_CMAKE_DEST})
-
-#set_property(TARGET caosdb PROPERTY VERSION ${libcaosdb_VERSION})
-include(CMakePackageConfigHelpers)
-write_basic_package_version_file(
-    "${PROJECT_SOURCE_DIR}/caosdbConfigVersion.cmake"
-  VERSION ${libcaosdb_VERSION}
-  COMPATIBILITY AnyNewerVersion
-)
-install(FILES ${PROJECT_SOURCE_DIR}/caosdbConfigVersion.cmake
-    DESTINATION ${libcaosdb_CMAKE_DEST})
-
-#######################################################
-### code formatting with clang-format
-#######################################################
-option(AUTOFORMATTING "call clang-format at configure time" ON)
-if(AUTOFORMATTING AND NOT SKIP_LINTING)
-    find_program(clang_format NAMES clang-format-11 clang-format)
-    file(GLOB format_test_sources test/*.cpp test/*.h test/*.h.in)
-    execute_process(COMMAND ${clang_format} -i --verbose ${libcaosdb_INCL}
-        ${libcaosdb_SRC} ${libcaosdb_TEST_SRC}
-        ${PROJECT_SOURCE_DIR}/src/cxxcaosdbcli.cpp
-        ${PROJECT_SOURCE_DIR}/src/ccaosdbcli.c
-        ${PROJECT_SOURCE_DIR}/src/ccaosdb.cpp
-        ${PROJECT_SOURCE_DIR}/include/ccaosdb.h
-        ${format_test_sources}
-        WORKING_DIRECTORY ${PROJECT_SOURCE_DIR})
-endif()
+# include(CheckCXXCompilerFlag)
+# include(CheckCCompilerFlag)
+
+# function(add_compiler_flag flag)
+#     string(FIND "${CMAKE_CXX_FLAGS}" "${flag}" cxx_present)
+#     if(cxx_present EQUAL -1)
+#         check_cxx_compiler_flag("${flag}" flag_supported)
+#         if(flag_supported)
+#             set(PEDANTIC_CMAKE_CXX_FLAGS "${PEDANTIC_CMAKE_CXX_FLAGS} ${flag}" PARENT_SCOPE)
+#         endif()
+#         unset(flag_supported CACHE)
+#     endif()
+#     unset(cxx_present CACHE)
+
+#     string(FIND "${CMAKE_C_FLAGS}" "${flag}" c_present)
+#     if(c_present EQUAL -1)
+#         check_cxx_compiler_flag("${flag}" flag_supported)
+#         if(flag_supported)
+#             set(PEDANTIC_CMAKE_C_FLAGS "${PEDANTIC_CMAKE_C_FLAGS} ${flag}" PARENT_SCOPE)
+#         endif()
+#         unset(flag_supported CACHE)
+#     endif()
+#     unset(c_present CACHE)
+# endfunction()
+
+
+
+# option(LINTING "Enable linting with clang-tidy and iwyu when in non-Debug build-type" OFF)
+# if("${CMAKE_BUILD_TYPE}" MATCHES "Debug" OR LINTING)
+#     set(_LINTING ON)
+# endif()
+# option(SKIP_LINTING "Skip linting even when in Debug build-type" OFF)
+# if("${CMAKE_BUILD_TYPE}" MATCHES "Debug" AND SKIP_LINTING)
+#     message(WARNING "Skipping linting due to SKIP_LINTING option")
+#     set(_LINTING OFF)
+# endif()
+# if(_LINTING)
+
+#     ### set paranoid compiler flags
+#     add_compiler_flag("-Wall")
+#     add_compiler_flag("-Wextra")
+#     add_compiler_flag("-pedantic")
+#     # add_compiler_flag("-Werror") # removed until issue #71 is resolved
+
+#     message(STATUS "PEDANTIC_CMAKE_CXX_FLAGS: [${PEDANTIC_CMAKE_CXX_FLAGS}]")
+#     set(TARGET_CAOSDB_COMPILE_FLAGS "${TARGET_CAOSDB_COMPILE_FLAGS} ${PEDANTIC_CMAKE_CXX_FLAGS}")
+#     set(TARGET_CCAOSDB_COMPILE_FLAGS "${TARGET_CCAOSDB_COMPILE_FLAGS} ${PEDANTIC_CMAKE_C_FLAGS}")
+#     set(TARGET_CXXCAOSDBCLI_COMPILE_FLAGS "${TARGET_CXXCAOSDBCLI_COMPILE_FLAGS} ${PEDANTIC_CMAKE_CXX_FLAGS}")
+#     set(TARGET_CCAOSDBCLI_COMPILE_FLAGS "${TARGET_CCAOSDBCLI_COMPILE_FLAGS} ${PEDANTIC_CMAKE_C_FLAGS}")
+
+#     set_target_properties(caosdb PROPERTIES
+#         COMPILE_FLAGS "${TARGET_CAOSDB_COMPILE_FLAGS}")
+#     set_target_properties(ccaosdb PROPERTIES
+#         COMPILE_FLAGS "${TARGET_CCAOSDB_COMPILE_FLAGS}")
+#     set_target_properties(cxxcaosdbcli PROPERTIES
+#         COMPILE_FLAGS "${TARGET_CXXCAOSDBCLI_COMPILE_FLAGS}")
+#     set_target_properties(ccaosdbcli PROPERTIES
+#         COMPILE_FLAGS "${TARGET_CCAOSDBCLI_COMPILE_FLAGS}")
+
+#     find_program(iwyu
+#         NAMES include-what-you-use iwyu
+#         PATHS ${CMAKE_SOURCE_DIR}/tools/include-what-you-use/${iwyu_os}/bin)
+#     if(NOT iwyu)
+#         message(WARNING "include-what-you-use: Not found")
+#     else()
+#         message(STATUS "include-what-you-use: ${iwyu}")
+#         set(_CMAKE_CXX_INCLUDE_WHAT_YOU_USE ${iwyu}
+#             "-Xiwyu" "--cxx17ns" "-Xiwyu" "--no_fwd_decls")
+
+#         set_target_properties(caosdb PROPERTIES
+#             CXX_INCLUDE_WHAT_YOU_USE "${_CMAKE_CXX_INCLUDE_WHAT_YOU_USE}"
+#             )
+#         set_target_properties(cxxcaosdbcli PROPERTIES
+#             CXX_INCLUDE_WHAT_YOU_USE "${_CMAKE_CXX_INCLUDE_WHAT_YOU_USE}"
+#             )
+#         set_target_properties(ccaosdbcli PROPERTIES
+#             C_INCLUDE_WHAT_YOU_USE "${_CMAKE_CXX_INCLUDE_WHAT_YOU_USE}"
+#             )
+#     endif()
+
+#     find_program(clang_tidy NAMES clang-tidy clang-tidy-11)
+#     if(NOT clang_tidy)
+#         message(WARNING "clang-tidy: Not found")
+#     else()
+#         message(STATUS "clang-tidy: ${clang_tidy}")
+#         set(_CMAKE_CXX_CLANG_TIDY_CHECKS
+#             "--checks=*,-fuchsia-*,-llvmlibc-*,-readability-convert-member-functions-to-static,-cppcoreguidelines-pro-bounds-array-to-pointer-decay,-hicpp-no-array-decay,-llvm-else-after-return,-readability-else-after-return,-modernize-use-trailing-return-type,-bugprone-branch-clone,-altera-*,-misc-include-cleaner,-readability-identifier-*,-llvm-include-order,-misc-const-correctness")
+#         set(_CMAKE_C_CLANG_TIDY_CHECKS "${_CMAKE_CXX_CLANG_TIDY_CHECKS}")
+#         set(_CMAKE_CXX_CLANG_TIDY "${clang_tidy}"
+#             "--header-filter=caosdb/.*[^\(\.pb\.h\)]$")
+#             # "--warnings-as-errors=*")
+#         set(_CMAKE_C_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY}")
+#         option(AUTO_FIX_LINTING "Append --fix option to clang-tidy" OFF)
+#         if(AUTO_FIX_LINTING)
+#             set(_CMAKE_CXX_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY};--fix")
+#         endif()
+#         message(STATUS "Using clang-tidy with
+#             '${_CMAKE_CXX_CLANG_TIDY};${_CMAKE_CXX_CLANG_TIDY_CHECKS}'")
+#         set_target_properties(caosdb PROPERTIES
+#             CXX_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY};${_CMAKE_CXX_CLANG_TIDY_CHECKS}"
+#             )
+#         set_target_properties(cxxcaosdbcli PROPERTIES
+#             CXX_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY};${_CMAKE_CXX_CLANG_TIDY_CHECKS}"
+#             )
+#         set_target_properties(ccaosdb PROPERTIES
+#             C_CLANG_TIDY "${_CMAKE_C_CLANG_TIDY};${_CMAKE_C_CLANG_TIDY_CHECKS}"
+#             )
+#         set_target_properties(ccaosdbcli PROPERTIES
+#             C_CLANG_TIDY "${_CMAKE_C_CLANG_TIDY};${_CMAKE_C_CLANG_TIDY_CHECKS}"
+#             )
+#     endif()
+# endif()
+
+
+# #######################################################
+# ### UNIT TEST
+# #######################################################
+
+# if("${CMAKE_BUILD_TYPE}" MATCHES "Debug")
+#     enable_testing()
+#     add_subdirectory(test)
+# endif()
+
+# # ###############################################
+# # ############ INSTALLATION #####################
+# # ###############################################
+
+# set(libcaosdb_INCLUDE_DEST "include/caosdb")
+# set(libcaosdb_LIB_DEST "lib")
+
+# set(CMAKE_INSTALL_PREFIX "$ENV{HOME}/.local/")
+# install(
+#     # targets to install
+#     TARGETS ${LIBCAOSDB} ccaosdb
+#     # name of the CMake "export group" containing the targets we want to install
+#     EXPORT caosdbTargets
+#     # Dynamic, static library and include destination locations after running
+#     # "make install"
+#     LIBRARY DESTINATION ${libcaosdb_LIB_DEST}
+#     ARCHIVE DESTINATION ${libcaosdb_LIB_DEST}
+#     INCLUDES DESTINATION ${libcaosdb_INCLUDE_DEST}
+# )
+
+
+# set(libcaosdb_CMAKE_DEST "${libcaosdb_LIB_DEST}/cmake/caosdb")
+# install(
+#     # The export we want to save (matches name defined above containing the
+#     # install targets)
+#     EXPORT caosdbTargets
+#     # CMake file in which to store the export's information
+#     FILE  caosdbTargets.cmake
+#     # Namespace prepends all targets in the export (when we import later, we
+#     # will use caosdb::caosdb)
+#     NAMESPACE caosdb::
+#     # where to place the resulting file (here, we're putting it with the library)
+#     DESTINATION ${libcaosdb_CMAKE_DEST}
+# )
+
+# install(FILES ${libcaosdb_INCL} ${PROJECT_SOURCE_DIR}/include/ccaosdb.h DESTINATION ${libcaosdb_INCLUDE_DEST})
+# foreach(i RANGE "${len_proto_files}")
+#     list(GET PROTO_FILES ${i} next_proto_file)
+
+#     # strip away the prefix path and the ".proto" suffix
+#     string(REPLACE
+#         "${PROJECT_SOURCE_DIR}/proto/proto/caosdb/"
+#         ""
+#         next_proto_module
+#         "${next_proto_file}")
+#     string(REPLACE
+#         "/main.proto"
+#         ""
+#         next_proto_module
+#         "${next_proto_module}")
+#     set(next_proto_hdr
+#         "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}/main.pb.h")
+#     set(next_grpc_hdr
+#         "${CMAKE_CURRENT_BINARY_DIR}/include/caosdb/${next_proto_module}/main.grpc.pb.h")
+#     install(FILES ${next_proto_hdr} ${next_grpc_hdr} DESTINATION
+#         ${libcaosdb_INCLUDE_DEST}/${next_proto_module})
+# endforeach()
+
+# install(FILES ${PROJECT_SOURCE_DIR}/caosdbConfig.cmake
+#     DESTINATION ${libcaosdb_CMAKE_DEST})
+
+# #set_property(TARGET caosdb PROPERTY VERSION ${libcaosdb_VERSION})
+# include(CMakePackageConfigHelpers)
+# write_basic_package_version_file(
+#     "${PROJECT_SOURCE_DIR}/caosdbConfigVersion.cmake"
+#   VERSION ${libcaosdb_VERSION}
+#   COMPATIBILITY AnyNewerVersion
+# )
+# install(FILES ${PROJECT_SOURCE_DIR}/caosdbConfigVersion.cmake
+#     DESTINATION ${libcaosdb_CMAKE_DEST})
+
+# #######################################################
+# ### code formatting with clang-format
+# #######################################################
+# option(AUTOFORMATTING "call clang-format at configure time" ON)
+# if(AUTOFORMATTING AND NOT SKIP_LINTING)
+#     find_program(clang_format NAMES clang-format-11 clang-format)
+#     file(GLOB format_test_sources test/*.cpp test/*.h test/*.h.in)
+#     execute_process(COMMAND ${clang_format} -i --verbose ${libcaosdb_INCL}
+#         ${libcaosdb_SRC} ${libcaosdb_TEST_SRC}
+#         ${PROJECT_SOURCE_DIR}/src/cxxcaosdbcli.cpp
+#         ${PROJECT_SOURCE_DIR}/src/ccaosdbcli.c
+#         ${PROJECT_SOURCE_DIR}/src/ccaosdb.cpp
+#         ${PROJECT_SOURCE_DIR}/include/ccaosdb.h
+#         ${format_test_sources}
+#         WORKING_DIRECTORY ${PROJECT_SOURCE_DIR})
+# endif()