mirror of
https://github.com/wpilibsuite/allwpilib
synced 2026-06-20 00:51:42 +00:00
b76ccc3ab5
The hacks we needed to do to get the existing commands required cmake 3.28. We didn't want that, so just make a local slimmed down copy of the function just for our use. Even better, its much simpler in what it does, no weird hacks.
93 lines
3.1 KiB
CMake
93 lines
3.1 KiB
CMake
function(wpi_protobuf_generate)
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set(_singleargs PROTOC_OUT_DIR PLUGIN DEPENDENCIES)
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if(COMMAND target_sources)
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list(APPEND _singleargs TARGET)
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endif()
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set(_multiargs PROTOS)
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cmake_parse_arguments(
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wpi_protobuf_generate
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"${_options}"
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"${_singleargs}"
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"${_multiargs}"
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"${ARGN}"
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)
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if(NOT wpi_protobuf_generate_PROTOS)
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message(SEND_ERROR "Error: protobuf_generate called without any targets or source files")
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return()
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endif()
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if(NOT wpi_protobuf_generate_TARGET)
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message(SEND_ERROR "Error: wpi_protobuf_generate called without a target")
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return()
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endif()
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if(NOT wpi_protobuf_generate_PROTOC_OUT_DIR)
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message(SEND_ERROR "Error: protobuf_generate called without a protoc out directory")
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return()
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endif()
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if(NOT wpi_protobuf_generate_PLUGIN)
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message(SEND_ERROR "Error: wpi_protobuf_generate called without a plugin")
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return()
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endif()
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set(_generate_extensions .pb.h .pb.cc)
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# Create an include path for each file specified
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foreach(_file ${wpi_protobuf_generate_PROTOS})
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get_filename_component(_abs_file ${_file} ABSOLUTE)
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get_filename_component(_abs_dir ${_abs_file} DIRECTORY)
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list(FIND _protobuf_include_path ${_abs_dir} _contains_already)
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if(${_contains_already} EQUAL -1)
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list(APPEND _protobuf_include_path -I ${_abs_dir})
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endif()
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endforeach()
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set(_generated_srcs_all)
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foreach(_proto ${wpi_protobuf_generate_PROTOS})
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get_filename_component(_abs_file ${_proto} ABSOLUTE)
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get_filename_component(_abs_dir ${_abs_file} DIRECTORY)
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get_filename_component(_basename ${_proto} NAME_WLE)
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file(RELATIVE_PATH _rel_dir ${CMAKE_CURRENT_SOURCE_DIR} ${_abs_dir})
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set(_possible_rel_dir)
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set(_generated_srcs)
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foreach(_ext ${_generate_extensions})
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list(
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APPEND
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_generated_srcs
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"${wpi_protobuf_generate_PROTOC_OUT_DIR}/${_possible_rel_dir}${_basename}${_ext}"
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)
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endforeach()
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list(APPEND _generated_srcs_all ${_generated_srcs})
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set(_comment "Running WPILib protocol buffer compiler on ${_proto}")
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add_custom_command(
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OUTPUT ${_generated_srcs}
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COMMAND protobuf::protoc
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ARGS
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--cpp_out ${wpi_protobuf_generate_PROTOC_OUT_DIR} --wpilib_out
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${wpi_protobuf_generate_PROTOC_OUT_DIR}
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--plugin=protoc-gen-wpilib=${wpi_protobuf_generate_PLUGIN} ${_protobuf_include_path}
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${_abs_file}
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DEPENDS
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${_abs_file}
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protobuf::protoc
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${wpi_protobuf_generate_DEPENDENCIES}
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${wpi_protobuf_generate_PLUGIN}
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COMMENT ${_comment}
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VERBATIM
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)
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endforeach()
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set_source_files_properties(${_generated_srcs_all} PROPERTIES GENERATED TRUE)
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if(wpi_protobuf_generate_TARGET)
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target_sources(${wpi_protobuf_generate_TARGET} PRIVATE ${_generated_srcs_all})
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endif()
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endfunction()
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