| # Copyright (c) 2023, Basalte bv |
| # |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| include_guard(GLOBAL) |
| |
| list(APPEND CMAKE_MODULE_PATH ${ZEPHYR_NANOPB_MODULE_DIR}/extra) |
| |
| find_program(PROTOC protoc) |
| if(NOT PROTOC) |
| message(FATAL_ERROR "'protoc' not found, please ensure protoc is installed\ |
| and in path. See https://docs.zephyrproject.org/latest/samples/modules/nanopb/README.html") |
| endif() |
| |
| find_package(Nanopb REQUIRED) |
| |
| # Usage: |
| # list(APPEND CMAKE_MODULE_PATH ${ZEPHYR_BASE}/modules/nanopb) |
| # include(nanopb) |
| # |
| # zephyr_nanopb_sources(<target> <proto-files>) |
| # |
| # Generate source and header files from provided .proto files and |
| # add these as sources to the specified target. |
| function(zephyr_nanopb_sources target) |
| # Turn off the default nanopb behavior |
| set(NANOPB_GENERATE_CPP_STANDALONE OFF) |
| |
| nanopb_generate_cpp(proto_srcs proto_hdrs RELPATH ${CMAKE_CURRENT_SOURCE_DIR} ${ARGN}) |
| |
| target_include_directories(${target} PUBLIC ${CMAKE_CURRENT_BINARY_DIR}) |
| target_sources(${target} PRIVATE ${proto_srcs} ${proto_hdrs}) |
| endfunction() |
