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CMake: Allow build system to provide protobuf compiler #703

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Merged
kamilsa merged 1 commit into from
Mar 31, 2021
Merged

CMake: Allow build system to provide protobuf compiler #703

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11 changes: 8 additions & 3 deletions cmake/functions.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -47,8 +47,13 @@ function(add_flag flag)
endfunction()

function(compile_proto_to_cpp PROTO_LIBRARY_NAME PB_H PB_CC PROTO)
get_target_property(Protobuf_INCLUDE_DIR protobuf::libprotobuf INTERFACE_INCLUDE_DIRECTORIES)
get_target_property(Protobuf_PROTOC_EXECUTABLE protobuf::protoc IMPORTED_LOCATION_RELEASE)
if (NOT Protobuf_INCLUDE_DIR)
get_target_property(Protobuf_INCLUDE_DIR protobuf::libprotobuf INTERFACE_INCLUDE_DIRECTORIES)
endif()
if (NOT Protobuf_PROTOC_EXECUTABLE)
get_target_property(Protobuf_PROTOC_EXECUTABLE protobuf::protoc IMPORTED_LOCATION_RELEASE)
set(PROTOBUF_DEPENDS protobuf::protoc)
endif()

if (NOT Protobuf_PROTOC_EXECUTABLE)
message(FATAL_ERROR "Protobuf_PROTOC_EXECUTABLE is empty")
Expand Down Expand Up @@ -80,7 +85,7 @@ function(compile_proto_to_cpp PROTO_LIBRARY_NAME PB_H PB_CC PROTO)
COMMAND ${GEN_COMMAND}
ARGS -I${PROJECT_SOURCE_DIR}/core -I${GEN_ARGS} --cpp_out=${SCHEMA_OUT_DIR} ${PROTO_ABS}
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
DEPENDS protobuf::protoc
DEPENDS ${PROTOBUF_DEPENDS}
VERBATIM
)

Expand Down