178 lines
6.3 KiB
Bash
178 lines
6.3 KiB
Bash
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#!/bin/bash -eu
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# Invoked by the Xcode projects to build the protos needed for the unittests.
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readonly OUTPUT_DIR="${PROJECT_DERIVED_FILE_DIR}/protos"
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# -----------------------------------------------------------------------------
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# Helper for bailing.
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die() {
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echo "Error: $1"
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exit 2
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}
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# -----------------------------------------------------------------------------
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# What to do.
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case "${ACTION}" in
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"")
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# Build, fall thru
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;;
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"clean")
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rm -rf "${OUTPUT_DIR}"
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exit 0
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;;
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*)
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die "Unknown action requested: ${ACTION}"
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;;
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esac
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# -----------------------------------------------------------------------------
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# Reusing a bunch of the protos from the protocolbuffers/protobuf tree, this
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# can include some extras as there is no harm in ensuring work for C++
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# generation.
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CORE_PROTO_FILES=(
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src/google/protobuf/any_test.proto
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src/google/protobuf/unittest_arena.proto
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src/google/protobuf/unittest_custom_options.proto
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src/google/protobuf/unittest_enormous_descriptor.proto
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src/google/protobuf/unittest_embed_optimize_for.proto
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src/google/protobuf/unittest_empty.proto
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src/google/protobuf/unittest_import.proto
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src/google/protobuf/unittest_import_lite.proto
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src/google/protobuf/unittest_lite.proto
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src/google/protobuf/unittest_mset.proto
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src/google/protobuf/unittest_mset_wire_format.proto
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src/google/protobuf/unittest_no_generic_services.proto
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src/google/protobuf/unittest_optimize_for.proto
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src/google/protobuf/unittest.proto
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src/google/protobuf/unittest_import_public.proto
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src/google/protobuf/unittest_import_public_lite.proto
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src/google/protobuf/unittest_drop_unknown_fields.proto
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src/google/protobuf/unittest_preserve_unknown_enum.proto
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src/google/protobuf/map_lite_unittest.proto
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src/google/protobuf/map_proto2_unittest.proto
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src/google/protobuf/map_unittest.proto
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# The unittest_custom_options.proto extends the messages in descriptor.proto
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# so we build it in to test extending in general. The library doesn't provide
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# a descriptor as it doesn't use the classes/enums.
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src/google/protobuf/descriptor.proto
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)
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# -----------------------------------------------------------------------------
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# The objc unittest specific proto files.
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OBJC_TEST_PROTO_FILES=(
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objectivec/Tests/unittest_cycle.proto
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objectivec/Tests/unittest_deprecated.proto
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objectivec/Tests/unittest_deprecated_file.proto
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objectivec/Tests/unittest_extension_chain_a.proto
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objectivec/Tests/unittest_extension_chain_b.proto
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objectivec/Tests/unittest_extension_chain_c.proto
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objectivec/Tests/unittest_extension_chain_d.proto
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objectivec/Tests/unittest_extension_chain_e.proto
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objectivec/Tests/unittest_extension_chain_f.proto
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objectivec/Tests/unittest_extension_chain_g.proto
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objectivec/Tests/unittest_objc.proto
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objectivec/Tests/unittest_objc_startup.proto
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objectivec/Tests/unittest_objc_options.proto
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objectivec/Tests/unittest_runtime_proto2.proto
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objectivec/Tests/unittest_runtime_proto3.proto
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)
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OBJC_EXTENSIONS=( .pbobjc.h .pbobjc.m )
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# -----------------------------------------------------------------------------
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# Ensure the output dir exists
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mkdir -p "${OUTPUT_DIR}/google/protobuf"
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# -----------------------------------------------------------------------------
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# Move to the top of the protobuf directories and ensure there is a protoc
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# binary to use.
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cd "${SRCROOT}/.."
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[[ -x src/protoc ]] || \
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die "Could not find the protoc binary; make sure you have built it (objectivec/DevTools/full_mac_build.sh -h)."
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# -----------------------------------------------------------------------------
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RUN_PROTOC=no
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# Check to if all the output files exist (in case a new one got added).
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for PROTO_FILE in "${CORE_PROTO_FILES[@]}" "${OBJC_TEST_PROTO_FILES[@]}"; do
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DIR=${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 "${OBJC_EXTENSIONS[@]}"; do
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if [[ ! -f "${OUTPUT_DIR}/google/protobuf/${OBJC_NAME}${EXT}" ]]; then
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RUN_PROTOC=yes
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fi
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done
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done
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# If we haven't decided to run protoc because of a missing file, check to see if
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# an input has changed.
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if [[ "${RUN_PROTOC}" != "yes" ]] ; then
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# Find the newest input file (protos, compiler, and this script).
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# (these patterns catch some extra stuff, but better to over sample than
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# under)
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readonly NewestInput=$(find \
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src/google/protobuf/*.proto \
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objectivec/Tests/*.proto \
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src/.libs src/*.la src/protoc \
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objectivec/DevTools/compile_testing_protos.sh \
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-type f -print0 \
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| xargs -0 stat -f "%m %N" \
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| sort -n | tail -n1 | cut -f2- -d" ")
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# Find the oldest output file.
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readonly OldestOutput=$(find \
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"${OUTPUT_DIR}" \
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-type f -name "*.pbobjc.[hm]" -print0 \
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| xargs -0 stat -f "%m %N" \
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| sort -n -r | tail -n1 | cut -f2- -d" ")
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# If the newest input is newer than the oldest output, regenerate.
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if [[ "${NewestInput}" -nt "${OldestOutput}" ]] ; then
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RUN_PROTOC=yes
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fi
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fi
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if [[ "${RUN_PROTOC}" != "yes" ]] ; then
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# Up to date.
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exit 0
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fi
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# -----------------------------------------------------------------------------
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# Prune out all the files from previous generations to ensure we only have
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# current ones.
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find "${OUTPUT_DIR}" \
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-type f -name "*.pbobjc.[hm]" -print0 \
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| xargs -0 rm -rf
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# -----------------------------------------------------------------------------
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# Helper to invoke protoc
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compile_protos() {
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src/protoc \
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--objc_out="${OUTPUT_DIR}/google/protobuf" \
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--proto_path=src/google/protobuf/ \
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--proto_path=src \
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--experimental_allow_proto3_optional \
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"$@"
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}
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# -----------------------------------------------------------------------------
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# Generate most of the proto files that exist in the C++ src tree.
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# Note: there is overlap in package.Message names between some of the test
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# files, so they can't be generated all at once. This works because the overlap
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# isn't linked into a single binary.
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for a_proto in "${CORE_PROTO_FILES[@]}" ; do
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compile_protos "${a_proto}"
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done
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# -----------------------------------------------------------------------------
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# Generate the Objective C specific testing protos.
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compile_protos \
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--proto_path="objectivec/Tests" \
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"${OBJC_TEST_PROTO_FILES[@]}"
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