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vtd: Migrate protobuf library to Conan 2.0 compatibility
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‎optional/vtd/vendor/protobuf-2.6.1/cmake/protobuf-generate.cmake

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# Copyright 2008 Google Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following disclaimer
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# in the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# Code generated by the Protocol Buffer compiler is owned by the owner
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# of the input file used when generating it. This code is not
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# standalone and requires a support library to be linked with it. This
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# support library is itself covered by the above license.
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# --- BEGIN NOTICE ---
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# Source: https://github.com/protocolbuffers/protobuf/blob/v3.21.12/cmake/
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# Modifications:
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# - Add license text above from repository
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# - Add `-I ${protobuf_INCLUDE_DIR}` at line 158
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# --- END NOTICE ---
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# User options
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include("${CMAKE_CURRENT_LIST_DIR}/protobuf-options.cmake")
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# Depend packages
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# BEGIN CONAN PATCH
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#_protobuf_FIND_ZLIB@
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# END CONAN PATCH
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# Imported targets
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if(NOT TARGET protobuf::protoc)
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if(CMAKE_CROSSCOMPILING)
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find_program(PROTOC_PROGRAM protoc PATHS ENV PATH NO_DEFAULT_PATH)
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endif()
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if(NOT PROTOC_PROGRAM)
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set(PROTOC_PROGRAM "${CMAKE_CURRENT_LIST_DIR}/../../../bin/protoc")
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endif()
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get_filename_component(PROTOC_PROGRAM "${PROTOC_PROGRAM}" ABSOLUTE)
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set(Protobuf_PROTOC_EXECUTABLE ${PROTOC_PROGRAM} CACHE FILEPATH "The protoc compiler")
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add_executable(protobuf::protoc IMPORTED)
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set_property(TARGET protobuf::protoc PROPERTY IMPORTED_LOCATION ${Protobuf_PROTOC_EXECUTABLE})
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endif()
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function(protobuf_generate)
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include(CMakeParseArguments)
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set(_options APPEND_PATH)
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set(_singleargs LANGUAGE OUT_VAR EXPORT_MACRO PROTOC_OUT_DIR PLUGIN PLUGIN_OPTIONS)
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if(COMMAND target_sources)
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list(APPEND _singleargs TARGET)
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endif()
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set(_multiargs PROTOS IMPORT_DIRS GENERATE_EXTENSIONS PROTOC_OPTIONS)
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cmake_parse_arguments(protobuf_generate "${_options}" "${_singleargs}" "${_multiargs}" "${ARGN}")
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if(NOT protobuf_generate_PROTOS AND NOT protobuf_generate_TARGET)
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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 protobuf_generate_OUT_VAR AND NOT protobuf_generate_TARGET)
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message(SEND_ERROR "Error: protobuf_generate called without a target or output variable")
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return()
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endif()
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if(NOT protobuf_generate_LANGUAGE)
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set(protobuf_generate_LANGUAGE cpp)
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endif()
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string(TOLOWER ${protobuf_generate_LANGUAGE} protobuf_generate_LANGUAGE)
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if(NOT protobuf_generate_PROTOC_OUT_DIR)
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set(protobuf_generate_PROTOC_OUT_DIR ${CMAKE_CURRENT_BINARY_DIR})
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endif()
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if(protobuf_generate_EXPORT_MACRO AND protobuf_generate_LANGUAGE STREQUAL cpp)
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set(_dll_export_decl "dllexport_decl=${protobuf_generate_EXPORT_MACRO}")
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endif()
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foreach(_option ${_dll_export_decl} ${protobuf_generate_PLUGIN_OPTIONS})
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# append comma - not using CMake lists and string replacement as users
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# might have semicolons in options
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if(_plugin_options)
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set( _plugin_options "${_plugin_options},")
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endif()
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set(_plugin_options "${_plugin_options}${_option}")
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endforeach()
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if(protobuf_generate_PLUGIN)
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set(_plugin "--plugin=${protobuf_generate_PLUGIN}")
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endif()
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if(NOT protobuf_generate_GENERATE_EXTENSIONS)
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if(protobuf_generate_LANGUAGE STREQUAL cpp)
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set(protobuf_generate_GENERATE_EXTENSIONS .pb.h .pb.cc)
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elseif(protobuf_generate_LANGUAGE STREQUAL python)
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set(protobuf_generate_GENERATE_EXTENSIONS _pb2.py)
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else()
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message(SEND_ERROR "Error: protobuf_generate given unknown Language ${LANGUAGE}, please provide a value for GENERATE_EXTENSIONS")
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return()
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endif()
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endif()
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if(protobuf_generate_TARGET)
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get_target_property(_source_list ${protobuf_generate_TARGET} SOURCES)
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foreach(_file ${_source_list})
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if(_file MATCHES "proto$")
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list(APPEND protobuf_generate_PROTOS ${_file})
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endif()
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endforeach()
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endif()
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if(NOT protobuf_generate_PROTOS)
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message(SEND_ERROR "Error: protobuf_generate could not find any .proto files")
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return()
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endif()
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if(protobuf_generate_APPEND_PATH)
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# Create an include path for each file specified
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foreach(_file ${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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endif()
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foreach(DIR ${protobuf_generate_IMPORT_DIRS})
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get_filename_component(ABS_PATH ${DIR} ABSOLUTE)
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list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
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if(${_contains_already} EQUAL -1)
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list(APPEND _protobuf_include_path -I ${ABS_PATH})
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endif()
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endforeach()
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if(NOT _protobuf_include_path)
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set(_protobuf_include_path -I ${CMAKE_CURRENT_SOURCE_DIR} -I ${protobuf_INCLUDE_DIR})
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endif()
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set(_generated_srcs_all)
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foreach(_proto ${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(_file_full_name ${_proto} NAME)
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string(FIND "${_file_full_name}" "." _file_last_ext_pos REVERSE)
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string(SUBSTRING "${_file_full_name}" 0 ${_file_last_ext_pos} _basename)
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set(_suitable_include_found FALSE)
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foreach(DIR ${_protobuf_include_path})
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if(NOT DIR STREQUAL "-I")
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file(RELATIVE_PATH _rel_dir ${DIR} ${_abs_dir})
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string(FIND "${_rel_dir}" "../" _is_in_parent_folder)
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if (NOT ${_is_in_parent_folder} EQUAL 0)
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set(_suitable_include_found TRUE)
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break()
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endif()
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endif()
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endforeach()
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if(NOT _suitable_include_found)
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message(SEND_ERROR "Error: protobuf_generate could not find any correct proto include directory.")
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return()
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endif()
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set(_generated_srcs)
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foreach(_ext ${protobuf_generate_GENERATE_EXTENSIONS})
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list(APPEND _generated_srcs "${protobuf_generate_PROTOC_OUT_DIR}/${_rel_dir}/${_basename}${_ext}")
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endforeach()
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list(APPEND _generated_srcs_all ${_generated_srcs})
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set(_comment "Running ${protobuf_generate_LANGUAGE} protocol buffer compiler on ${_proto}")
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if(protobuf_generate_PROTOC_OPTIONS)
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set(_comment "${_comment}, protoc-options: ${protobuf_generate_PROTOC_OPTIONS}")
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endif()
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if(_plugin_options)
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set(_comment "${_comment}, plugin-options: ${_plugin_options}")
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endif()
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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 ${protobuf_generate_PROTOC_OPTIONS} --${protobuf_generate_LANGUAGE}_out ${_plugin_options}:${protobuf_generate_PROTOC_OUT_DIR} ${_plugin} ${_protobuf_include_path} ${_abs_file}
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DEPENDS ${_abs_file} protobuf::protoc
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COMMENT ${_comment}
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VERBATIM )
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endforeach()
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set_source_files_properties(${_generated_srcs_all} PROPERTIES GENERATED TRUE)
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if(protobuf_generate_OUT_VAR)
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set(${protobuf_generate_OUT_VAR} ${_generated_srcs_all} PARENT_SCOPE)
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endif()
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if(protobuf_generate_TARGET)
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target_sources(${protobuf_generate_TARGET} PRIVATE ${_generated_srcs_all})
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endif()
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endfunction()
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# CMake FindProtobuf module compatible file
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if(protobuf_MODULE_COMPATIBLE)
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include("${CMAKE_CURRENT_LIST_DIR}/protobuf-module.cmake")
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endif()

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