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38 lines
1.1 KiB
38 lines
1.1 KiB
4 months ago
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# This is an include file for Makefiles. It provides rules for building
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# .pb.c and .pb.h files out of .proto, as well the path to nanopb core.
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# Path to the nanopb root directory
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NANOPB_DIR := $(abspath $(dir $(lastword $(MAKEFILE_LIST)))../)
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# Files for the nanopb core
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NANOPB_CORE = $(NANOPB_DIR)/pb_encode.c $(NANOPB_DIR)/pb_decode.c $(NANOPB_DIR)/pb_common.c
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# Check if we are running on Windows
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ifdef windir
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WINDOWS = 1
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endif
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ifdef WINDIR
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WINDOWS = 1
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endif
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# Check whether to use binary version of nanopb_generator or the
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# system-supplied python interpreter.
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ifneq "$(wildcard $(NANOPB_DIR)/generator-bin)" ""
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# Binary package
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PROTOC = $(NANOPB_DIR)/generator-bin/protoc
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PROTOC_OPTS =
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else
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# Source only or git checkout
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PROTOC = protoc
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ifdef WINDOWS
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PROTOC_OPTS = --plugin=protoc-gen-nanopb=$(NANOPB_DIR)/generator/protoc-gen-nanopb.bat
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else
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PROTOC_OPTS = --plugin=protoc-gen-nanopb=$(NANOPB_DIR)/generator/protoc-gen-nanopb
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endif
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endif
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# Rule for building .pb.c and .pb.h
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%.pb.c %.pb.h: %.proto $(wildcard %.options)
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$(PROTOC) $(PROTOC_OPTS) --nanopb_out=. $<
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