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Diffstat (limited to 'objectivec/generate_well_known_types.sh')
-rwxr-xr-x | objectivec/generate_well_known_types.sh | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/objectivec/generate_well_known_types.sh b/objectivec/generate_well_known_types.sh new file mode 100755 index 00000000..36c34603 --- /dev/null +++ b/objectivec/generate_well_known_types.sh @@ -0,0 +1,76 @@ +#!/bin/bash + +# Run this script to regenerate *.pbobjc.{h,m} for the well known types after +# the protocol compiler changes. + +# HINT: Flags passed to generate_well_known_types.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}/.." + +# Flag for continuous integration to check that everything is current. +CHECK_ONLY=0 +if [[ $# -ge 1 && ( "$1" == "--check-only" ) ]] ; then + CHECK_ONLY=1 + shift +fi + +pushd "${ProtoRootDir}" > /dev/null + +if test ! -e src/google/protobuf/stubs/common.h; then + cat >&2 << __EOF__ +Could not find source code. Make sure you are running this script from the +root of the distribution tree. +__EOF__ + exit 1 +fi + +if test ! -e src/Makefile; then + cat >&2 << __EOF__ +Could not find src/Makefile. You must run ./configure (and perhaps +./autogen.sh) first. +__EOF__ + exit 1 +fi + +# Make sure the compiler is current. +cd src +make $@ protoc + +declare -a RUNTIME_PROTO_FILES=( \ + google/protobuf/any.proto \ + google/protobuf/api.proto \ + google/protobuf/duration.proto \ + google/protobuf/empty.proto \ + google/protobuf/field_mask.proto \ + google/protobuf/source_context.proto \ + google/protobuf/struct.proto \ + google/protobuf/timestamp.proto \ + google/protobuf/type.proto \ + google/protobuf/wrappers.proto) + +# Generate to a temp directory to see if they match. +TMP_DIR=$(mktemp -d) +trap "rm -rf ${TMP_DIR}" EXIT +./protoc --objc_out="${TMP_DIR}" ${RUNTIME_PROTO_FILES[@]} +set +e +diff -r "${TMP_DIR}/google" "${ProtoRootDir}/objectivec/google" > /dev/null +if [[ $? -eq 0 ]] ; then + echo "Generated source for WellKnownTypes is current." + exit 0 +fi +set -e + +# If check only mode, error out. +if [[ "${CHECK_ONLY}" == 1 ]] ; then + echo "ERROR: The WKTs need to be regenerated! Run $0" + exit 1 +fi + +# Copy them over. +echo "Copying over updated WellKnownType sources." +cp -r "${TMP_DIR}/google/." "${ProtoRootDir}/objectivec/google/" |