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|
#!/bin/bash -eu
# Invoked by the Xcode projects to build the protos needed for the unittests.
readonly OUTPUT_DIR="${PROJECT_DERIVED_FILE_DIR}/protos"
# -----------------------------------------------------------------------------
# Helper for bailing.
die() {
echo "Error: $1"
exit 2
}
# -----------------------------------------------------------------------------
# What to do.
case "${ACTION}" in
"")
# Build, fall thru
;;
"clean")
rm -rf "${OUTPUT_DIR}"
exit 0
;;
*)
die "Unknown action requested: ${ACTION}"
;;
esac
# -----------------------------------------------------------------------------
# The objc unittest specific proto files.
OBJC_TEST_PROTO_FILES=(
objectivec/Tests/any_test.proto
objectivec/Tests/map_proto2_unittest.proto
objectivec/Tests/map_unittest.proto
objectivec/Tests/unittest_cycle.proto
objectivec/Tests/unittest_deprecated_file.proto
objectivec/Tests/unittest_deprecated.proto
objectivec/Tests/unittest_extension_chain_a.proto
objectivec/Tests/unittest_extension_chain_b.proto
objectivec/Tests/unittest_extension_chain_c.proto
objectivec/Tests/unittest_extension_chain_d.proto
objectivec/Tests/unittest_extension_chain_e.proto
objectivec/Tests/unittest_extension_chain_f.proto
objectivec/Tests/unittest_extension_chain_g.proto
objectivec/Tests/unittest_import_public.proto
objectivec/Tests/unittest_import.proto
objectivec/Tests/unittest_mset.proto
objectivec/Tests/unittest_objc_options.proto
objectivec/Tests/unittest_objc_startup.proto
objectivec/Tests/unittest_objc.proto
objectivec/Tests/unittest_preserve_unknown_enum.proto
objectivec/Tests/unittest_runtime_proto2.proto
objectivec/Tests/unittest_runtime_proto3.proto
objectivec/Tests/unittest.proto
)
OBJC_EXTENSIONS=( .pbobjc.h .pbobjc.m )
# -----------------------------------------------------------------------------
# Ensure the output dir exists
mkdir -p "${OUTPUT_DIR}"
# -----------------------------------------------------------------------------
# Move to the top of the protobuf directories and ensure there is a protoc
# binary to use.
cd "${SRCROOT}/.."
readonly PROTOC="bazel-bin/protoc"
[[ -x "${PROTOC}" ]] || \
die "Could not find the protoc binary; make sure you have built it (objectivec/DevTools/full_mac_build.sh -h)."
# -----------------------------------------------------------------------------
RUN_PROTOC=no
# Check to if all the output files exist (in case a new one got added).
for PROTO_FILE in "${OBJC_TEST_PROTO_FILES[@]}"; do
DIR=${PROTO_FILE%/*}
BASE_NAME=${PROTO_FILE##*/}
# Drop the extension
BASE_NAME=${BASE_NAME%.*}
OBJC_NAME=$(echo "${BASE_NAME}" | awk -F _ '{for(i=1; i<=NF; i++) printf "%s", toupper(substr($i,1,1)) substr($i,2);}')
for EXT in "${OBJC_EXTENSIONS[@]}"; do
if [[ ! -f "${OUTPUT_DIR}/${DIR}/${OBJC_NAME}${EXT}" ]]; then
RUN_PROTOC=yes
fi
done
done
# If we haven't decided to run protoc because of a missing file, check to see if
# an input has changed.
if [[ "${RUN_PROTOC}" != "yes" ]] ; then
# Find the newest input file (protos, compiler, and this script).
# (these patterns catch some extra stuff, but better to over sample than
# under)
readonly NewestInput=$(find \
objectivec/Tests/*.proto "${PROTOC}" \
objectivec/DevTools/compile_testing_protos.sh \
-type f -print0 \
| xargs -0 stat -f "%m %N" \
| sort -n | tail -n1 | cut -f2- -d" ")
# Find the oldest output file.
readonly OldestOutput=$(find \
"${OUTPUT_DIR}" \
-type f -name "*.pbobjc.[hm]" -print0 \
| xargs -0 stat -f "%m %N" \
| sort -n -r | tail -n1 | cut -f2- -d" ")
# If the newest input is newer than the oldest output, regenerate.
if [[ "${NewestInput}" -nt "${OldestOutput}" ]] ; then
RUN_PROTOC=yes
fi
fi
if [[ "${RUN_PROTOC}" != "yes" ]] ; then
# Up to date.
exit 0
fi
# -----------------------------------------------------------------------------
# Prune out all the files from previous generations to ensure we only have
# current ones.
find "${OUTPUT_DIR}" \
-type f -name "*.pbobjc.[hm]" -print0 \
| xargs -0 rm -rf
# -----------------------------------------------------------------------------
# Generate the Objective C specific testing protos.
"${PROTOC}" \
--objc_out="${OUTPUT_DIR}" \
--objc_opt=expected_prefixes_path=objectivec/Tests/expected_prefixes.txt \
--objc_opt=prefixes_must_be_registered=yes \
--objc_opt=require_prefixes=yes \
--proto_path=. \
--proto_path=src \
"${OBJC_TEST_PROTO_FILES[@]}"
|
