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#!/bin/bash
# This script will generate the common descriptors needed by the Objective C
# runtime.
# HINT: Flags passed to generate_descriptor_proto.sh will be passed directly
# to make when building protoc. This is particularly useful for passing
# -j4 to run 4 jobs simultaneously.
set -eu
readonly ScriptDir=$(dirname "$(echo $0 | sed -e "s,^\([^/]\),$(pwd)/\1,")")
readonly ProtoRootDir="${ScriptDir}/../.."
readonly ProtoC="${ProtoRootDir}/src/protoc"
pushd "${ProtoRootDir}" > /dev/null
# Compiler build fails if config.h hasn't been made yet (even if configure/etc.
# have been run, so get that made first).
make $@ config.h
# Make sure the compiler is current.
cd src
make $@ protoc
# These really should only be run when the inputs or compiler are newer than
# the outputs.
# Needed by the runtime.
./protoc --objc_out="${ProtoRootDir}/objectivec" google/protobuf/descriptor.proto
# Well known types that the library provides helpers for.
./protoc --objc_out="${ProtoRootDir}/objectivec" google/protobuf/timestamp.proto
./protoc --objc_out="${ProtoRootDir}/objectivec" google/protobuf/duration.proto
popd > /dev/null
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