70 lines
1.6 KiB
CMake
70 lines
1.6 KiB
CMake
include(CMakeParseArguments)
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include(CMakePrintHelpers)
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# inspired by https://github.com/abseil/abseil-cpp
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# proto_library()
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# CMake function to imitate Bazel's proto_library rule.
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#
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# Parameters:
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# NAME: name of target
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# SRCS: List of proto source files for the library
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# DEPS: List of other libraries to be linked in to the binary targets
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# COPTS: List of private compile options
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# DEFINES: List of public defines
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# LINKOPTS: List of link options
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#
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# cc_library(
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# NAME
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# awesome
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# HDRS
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# "a.h"
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# SRCS
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# "a.cc"
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# )
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# proto_library(
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# NAME
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# proto_lib
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# SRCS
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# "b.proto"
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# DEPS
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# :awesome
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# )
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#
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function(proto_library)
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# parse arguments and set variables
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cmake_parse_arguments(
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PROTO_LIB # prefix
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"" # options
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"NAME" # one value args
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"SRCS;COPTS;DEFINES;LINKOPTS;DEPS" # multi value args
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${ARGN}
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)
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# generate cpp and hpp files from proto files using protoc compiler
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protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS ${PROTO_LIB_SRCS})
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add_library(${PROTO_LIB_NAME} STATIC)
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target_sources(${PROTO_LIB_NAME}
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PRIVATE ${PROTO_SRCS} ${PROTO_HDRS}
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)
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target_link_libraries(${PROTO_LIB_NAME}
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PUBLIC protobuf::libprotobuf
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)
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target_include_directories(${PROTO_LIB_NAME}
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PUBLIC
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${Protobuf_INCLUDE_DIRS}
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${CMAKE_CURRENT_BINARY_DIR}
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)
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target_compile_options(${PROTO_LIB_NAME}
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PRIVATE
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${PROTO_LIB_COPTS}
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-Wno-unused-parameter
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)
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target_compile_definitions(${PROTO_LIB_NAME}
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PUBLIC
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${PROTO_LIB_DEFINES}
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)
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add_library(proto::${PROTO_LIB_NAME} ALIAS ${PROTO_LIB_NAME})
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endfunction()
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