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https://github.com/trezor/trezor-firmware.git
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04326749f4
This way, if the process fails, the files in trezorlib/messages remain untouched. This is important because "setup.py build" now runs the build_protobuf tool, and it can easily fail on a system without protoc.
49 lines
1.2 KiB
Bash
Executable File
49 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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set -e
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cd "$(dirname "$0")"
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# set up paths
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INDEX="__init__.py"
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GENPATH="../trezorlib/messages"
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PROTO_PATH="../vendor/trezor-common/protob"
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PROTO_FILES="types messages"
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# set up temporary directory & cleanup
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TMPDIR=$(mktemp -d)
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function cleanup {
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rm -r $TMPDIR
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}
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trap cleanup EXIT
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# set up pb2 outdir
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PB2_OUT="$TMPDIR/pb2"
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mkdir -p "$PB2_OUT"
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# compile .proto files to python2 modules using google protobuf library
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for file in $PROTO_FILES; do
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protoc --python_out="$PB2_OUT" -I/usr/include -I"$PROTO_PATH" "$PROTO_PATH/$file.proto"
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done
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# create index (__init__.py)
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cat > "$TMPDIR/$INDEX" << EOF
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# Automatically generated by pb2py
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EOF
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# convert google protobuf library to trezor's internal format
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for file in $PROTO_FILES; do
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./pb2py -P "trezorlib.protobuf" -p "$PB2_OUT" -l "$TMPDIR/$INDEX" "$file" "$TMPDIR"
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done
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# ensure $GENPATH exists and is empty of messages
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mkdir -p "$GENPATH"
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# only remove messages - there could possibly be other files not starting with capital letter
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rm -f "$GENPATH"/[A-Z]*.py
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# move generated files to the destination
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# (this assumes $INDEX is *.py, otherwise we'd have to add $INDEX separately)
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mv "$TMPDIR"/*.py "$GENPATH"
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# the exit trap handles removing the tmp directory
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