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#!/bin/bash
# Copyright 2016, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Example usage:
# tools/codegen/core/gen_load_balancing_proto.sh \
# src/proto/grpc/lb/v0/load_balancer.proto
read -r -d '' COPYRIGHT <<'EOF'
/*
*
* Copyright <YEAR>, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
EOF
CURRENT_YEAR=$(date +%Y)
COPYRIGHT_FILE=$(mktemp)
echo "${COPYRIGHT/<YEAR>/$CURRENT_YEAR}" > $COPYRIGHT_FILE
set -ex
if [ $# -eq 0 ]; then
echo "Usage: $0 <load_balancer.proto> [output dir]"
exit 1
fi
readonly GRPC_ROOT=$PWD
OUTPUT_DIR="$GRPC_ROOT/src/core/proto/grpc/lb/v0"
if [ $# -eq 2 ]; then
mkdir -p "$2"
if [ $? != 0 ]; then
echo "Error creating output directory $2"
exit 2
fi
OUTPUT_DIR="$2"
fi
readonly EXPECTED_OPTIONS_FILE_PATH="${1%.*}.options"
if [[ ! -f "$1" ]]; then
echo "Input proto file '$1' doesn't exist."
exit 3
fi
if [[ ! -f "${EXPECTED_OPTIONS_FILE_PATH}" ]]; then
echo "Expected nanopb options file '${EXPECTED_OPTIONS_FILE_PATH}' missing"
exit 4
fi
pushd "$(dirname $1)" > /dev/null
protoc \
--plugin=protoc-gen-nanopb="$GRPC_ROOT/third_party/nanopb/generator/protoc-gen-nanopb" \
--nanopb_out='-T -L#include\ \"third_party/nanopb/pb.h\"'":$OUTPUT_DIR" \
"$(basename $1)"
readonly PROTO_BASENAME=$(basename $1 .proto)
sed -i "s:$PROTO_BASENAME.pb.h:src/core/proto/grpc/lb/v0/$PROTO_BASENAME.pb.h:g" \
"$OUTPUT_DIR/$PROTO_BASENAME.pb.c"
# prepend copyright
TMPFILE=$(mktemp)
cat $COPYRIGHT_FILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.c" > $TMPFILE
mv $TMPFILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.c"
cat $COPYRIGHT_FILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.h" > $TMPFILE
mv $TMPFILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.h"
clang-format -style="{BasedOnStyle: Google, Language: Cpp}" -i "$OUTPUT_DIR/$PROTO_BASENAME.pb.c"
clang-format -style="{BasedOnStyle: Google, Language: Cpp}" -i "$OUTPUT_DIR/$PROTO_BASENAME.pb.h"
popd > /dev/null
|
