119 lines
4.4 KiB
CMake
119 lines
4.4 KiB
CMake
# This program source code file is part of KiCad, a free EDA CAD application.
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#
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# Copyright (C) 2023 KiCad Developers, see AUTHORS.TXT for contributors.
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation, either version 3 of the License, or (at your
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# option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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# Search paths for protoc when generating code
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set( Protobuf_IMPORT_DIRS ${Protobuf_INCLUDE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/proto )
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set( KIAPI_PROTO_SRCS
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common/envelope.proto
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common/types/base_types.proto
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common/commands/base_commands.proto
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common/commands/editor_commands.proto
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board/board_types.proto
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)
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# Generated C++ code must be in the build dir; it is dependent on the version of protoc installed
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set( KIAPI_CPP_BASEPATH ${CMAKE_CURRENT_BINARY_DIR}/cpp/api )
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foreach( PROTO_SRC ${KIAPI_PROTO_SRCS} )
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string( REGEX REPLACE "\.proto$" ".pb.cc" CPP_SRC ${PROTO_SRC} )
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string( REGEX REPLACE "\.proto$" ".pb.h" CPP_HEADER ${PROTO_SRC} )
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set( KIAPI_CPP_SRCS ${KIAPI_CPP_SRCS} ${KIAPI_CPP_BASEPATH}/${CPP_SRC} )
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set( KIAPI_CPP_HEADERS ${KIAPI_CPP_HEADERS} ${KIAPI_CPP_BASEPATH}/${CPP_HEADER} )
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set( KIAPI_PROTO_SRC_FULLPATHS ${KIAPI_PROTO_SRC_FULLPATHS} ${CMAKE_CURRENT_SOURCE_DIR}/proto/${PROTO_SRC} )
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endforeach ()
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add_custom_command( COMMAND ${CMAKE_COMMAND} -E make_directory ${KIAPI_CPP_BASEPATH}
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COMMAND ${Protobuf_PROTOC_EXECUTABLE}
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--cpp_out=dllexport_decl=KIAPI_IMPORTEXPORT:${KIAPI_CPP_BASEPATH}
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--proto_path=${CMAKE_CURRENT_SOURCE_DIR}/proto
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${KIAPI_PROTO_SRCS}
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COMMENT "Generating API protobuf source files from proto definitions..."
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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DEPENDS ${KIAPI_PROTO_SRC_FULLPATHS}
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OUTPUT ${KIAPI_CPP_SRCS} ${KIAPI_CPP_HEADERS}
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)
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# kiapi must be a shared DLL because the protobuf messages can only be initialized once
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add_library( kiapi SHARED
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${CMAKE_CURRENT_SOURCE_DIR}/../include/import_export.h
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${KIAPI_CPP_SRCS}
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${KIAPI_CPP_HEADERS}
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)
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target_compile_definitions( kiapi PRIVATE KIAPI_IMPORTEXPORT=APIEXPORT )
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target_compile_definitions( kiapi INTERFACE KIAPI_IMPORTEXPORT=APIIMPORT )
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# https://groups.google.com/g/protobuf/c/PDR1bqRazts
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if(MSVC)
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target_compile_options( kiapi PRIVATE /FI${CMAKE_CURRENT_SOURCE_DIR}/../include/import_export.h )
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else()
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add_definitions( -include ${CMAKE_CURRENT_SOURCE_DIR}/../include/import_export.h )
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endif()
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if( APPLE )
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# puts library into the main kicad.app bundle in build tree
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set_target_properties( kiapi PROPERTIES
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LIBRARY_OUTPUT_DIRECTORY "${OSX_BUNDLE_BUILD_LIB_DIR}"
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INSTALL_NAME_DIR "${OSX_BUNDLE_BUILD_LIB_DIR}"
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)
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endif()
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install( TARGETS
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kiapi
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RUNTIME DESTINATION ${KICAD_LIB}
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LIBRARY DESTINATION ${KICAD_LIB}
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COMPONENT binary
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)
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if( KICAD_WIN32_INSTALL_PDBS )
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# Get the PDBs to copy over for MSVC
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install(FILES $<TARGET_PDB_FILE:kiapi> DESTINATION ${KICAD_BIN})
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endif()
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# Because CMake doesn't guess this from the .cc extension generated by protoc
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set_target_properties( kiapi PROPERTIES LINKER_LANGUAGE CXX )
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target_include_directories( kiapi SYSTEM PUBLIC ${Protobuf_INCLUDE_DIRS} )
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target_link_libraries( kiapi protobuf::libprotobuf )
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target_include_directories( kiapi INTERFACE
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${CMAKE_CURRENT_BINARY_DIR}/cpp # Leaving off the /api/ to make #include statments less ambiguous
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)
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# Because when building internally, the generated files do not include the "api" base path
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target_include_directories( kiapi PUBLIC ${KIAPI_CPP_BASEPATH} )
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option( KICAD_BUILD_ENUM_EXPORTER
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"Build the enum exporter used as part of generating the IPC APIs"
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OFF )
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if( KICAD_BUILD_ENUM_EXPORTER )
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add_subdirectory( enums )
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add_custom_target( enum_definitions
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COMMAND $<TARGET_FILE:enum_exporter> ${CMAKE_CURRENT_BINARY_DIR}/enums.json
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WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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COMMENT "Generating API definitions from KiCad enums..."
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DEPENDS enum_exporter
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)
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endif()
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