82 lines
2.3 KiB
Bash
Executable File
82 lines
2.3 KiB
Bash
Executable File
#!/bin/bash
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# Run this script to regenerate *.pbobjc.{h,m} for the well known types after
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# the protocol compiler changes.
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set -eu
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readonly ScriptDir=$(dirname "$(echo $0 | sed -e "s,^\([^/]\),$(pwd)/\1,")")
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readonly ObjCDir="${ScriptDir}"
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readonly ProtoRootDir="${ObjCDir}/.."
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cd "${ProtoRootDir}"
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# Flag for continuous integration to check that everything is current.
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CHECK_ONLY=0
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if [[ $# -ge 1 && ( "$1" == "--check-only" ) ]] ; then
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CHECK_ONLY=1
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shift
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fi
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readonly PROTOC_PATH="${PROTOC:-${ProtoRootDir}/bazel-bin/protoc}"
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if [[ ! -x "${PROTOC_PATH}" ]] ; then
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echo "Failed to find executable protoc: ${PROTOC_PATH}"
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exit 1
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fi
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if [[ ! -e src/google/protobuf/stubs/common.h ]]; then
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cat >&2 << __EOF__
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Could not find source code. Make sure you are running this script from the
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root of the distribution tree.
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__EOF__
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exit 1
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fi
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cd src
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declare -a RUNTIME_PROTO_FILES=( \
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google/protobuf/any.proto \
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google/protobuf/api.proto \
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google/protobuf/duration.proto \
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google/protobuf/empty.proto \
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google/protobuf/field_mask.proto \
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google/protobuf/source_context.proto \
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google/protobuf/struct.proto \
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google/protobuf/timestamp.proto \
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google/protobuf/type.proto \
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google/protobuf/wrappers.proto)
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declare -a OBJC_EXTENSIONS=( .pbobjc.h .pbobjc.m )
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# Generate to a temp directory to see if they match.
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TMP_DIR=$(mktemp -d)
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trap "rm -rf ${TMP_DIR}" EXIT
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"${PROTOC_PATH}" --objc_out="${TMP_DIR}" ${RUNTIME_PROTO_FILES[@]}
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DID_COPY=0
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for PROTO_FILE in "${RUNTIME_PROTO_FILES[@]}"; do
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DIR=${PROTO_FILE%/*}
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BASE_NAME=${PROTO_FILE##*/}
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# Drop the extension
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BASE_NAME=${BASE_NAME%.*}
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OBJC_NAME=$(echo "${BASE_NAME}" | awk -F _ '{for(i=1; i<=NF; i++) printf "%s", toupper(substr($i,1,1)) substr($i,2);}')
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for EXT in "${OBJC_EXTENSIONS[@]}"; do
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if ! diff "${ObjCDir}/GPB${OBJC_NAME}${EXT}" "${TMP_DIR}/${DIR}/${OBJC_NAME}${EXT}" > /dev/null 2>&1 ; then
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if [[ "${CHECK_ONLY}" == 1 ]] ; then
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echo "ERROR: The WKTs need to be regenerated! Run $0"
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diff -u "${ObjCDir}/GPB${OBJC_NAME}${EXT}" "${TMP_DIR}/${DIR}/${OBJC_NAME}${EXT}"
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exit 1
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fi
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echo "INFO: Updating GPB${OBJC_NAME}${EXT}"
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cp "${TMP_DIR}/${DIR}/${OBJC_NAME}${EXT}" "${ObjCDir}/GPB${OBJC_NAME}${EXT}"
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DID_COPY=1
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fi
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done
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done
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if [[ "${DID_COPY}" == 0 ]]; then
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echo "INFO: Generated source for WellKnownTypes is current."
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exit 0
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fi
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