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#!/bin/bash
# Copyright 2017 Google
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Run this script from firebase-ios-sdk/Firestore/Protos to regnenerate the
# Objective C files from the protos.
# pod update to install protoc and the gRPC plugin compiler.
rm -rf Pods
rm Podfile.lock
pod update
# Generate the objective C files from the protos.
./Pods/!ProtoCompiler/protoc \
--plugin=protoc-gen-grpc=Pods/\!ProtoCompiler-gRPCPlugin/grpc_objective_c_plugin \
--plugin=../../build/external/nanopb/src/nanopb/generator/protoc-gen-nanopb \
-I protos --objc_out=objc --grpc_out=objc --cpp_out=cpp \
--nanopb_out="--options-file=protos/%s.options:nanopb" \
`find protos -name *.proto -print | xargs`
# Remove "well-known" protos from objc and cpp. (We get these for free. We only
# need them for nanopb.)
rm -rf objc/google/protobuf/
rm -rf cpp/google/protobuf
# If a proto uses a field named 'delete', nanopb happily uses that in the
# message definition. Works fine for C; not so much for C++. Rename uses of this
# to delete_ (which is how protoc does it for c++ files.)
perl -i -pe 's/\bdelete\b/delete_/g' `find nanopb -type f`
# Rename nanopb's headers from foo.pb.h to foo.nanopb.h. This avoids collisions
# with libprotobuf.
for f in $(find nanopb -name \*.pb.h); do
mv "$f" "${f%.pb.h}.nanopb.h"
done
# Adjust include paths to match
for f in $(find nanopb -name \*.h -or -name \*.c); do
perl -i -pe 's/(#include .*)\.pb\.h/\1.nanopb.h/' $f
done
# CocoaPods does not like paths in library imports, flatten them.
for i in $(find objc -name "*.[mh]"); do
perl -i -pe 's#import ".*/#import "#' $i;
done
# Remove the unnecessary extensionRegistry functions.
for i in $(find objc -name "*.[m]"); do
./strip-registry.py $i
done
# Remove non-buildable code from Annotations.pbobjc.*.
echo "static int annotations_stub __attribute__((unused,used)) = 0;" > objc/google/api/Annotations.pbobjc.m
echo "// Empty stub file" > objc/google/api/Annotations.pbobjc.h
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