95 lines
2.2 KiB
Bash
95 lines
2.2 KiB
Bash
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#!/usr/bin/env bash
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set -e
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BASEDIR=$(dirname "$0")
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mkdir -p "$CARGOKIT_TOOL_TEMP_DIR"
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cd "$CARGOKIT_TOOL_TEMP_DIR"
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# Write a very simple bin package in temp folder that depends on build_tool package
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# from Cargokit. This is done to ensure that we don't pollute Cargokit folder
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# with .dart_tool contents.
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BUILD_TOOL_PKG_DIR="$BASEDIR/build_tool"
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if [[ -z $FLUTTER_ROOT ]]; then # not defined
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DART=dart
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else
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DART="$FLUTTER_ROOT/bin/cache/dart-sdk/bin/dart"
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fi
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cat << EOF > "pubspec.yaml"
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name: build_tool_runner
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version: 1.0.0
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publish_to: none
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environment:
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sdk: '>=3.0.0 <4.0.0'
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dependencies:
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build_tool:
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path: "$BUILD_TOOL_PKG_DIR"
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EOF
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mkdir -p "bin"
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cat << EOF > "bin/build_tool_runner.dart"
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import 'package:build_tool/build_tool.dart' as build_tool;
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void main(List<String> args) {
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build_tool.runMain(args);
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}
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EOF
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# Create alias for `shasum` if it does not exist and `sha1sum` exists
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if ! [ -x "$(command -v shasum)" ] && [ -x "$(command -v sha1sum)" ]; then
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shopt -s expand_aliases
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alias shasum="sha1sum"
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fi
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# Dart run will not cache any package that has a path dependency, which
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# is the case for our build_tool_runner. So instead we precompile the package
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# ourselves.
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# To invalidate the cached kernel we use the hash of ls -LR of the build_tool
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# package directory. This should be good enough, as the build_tool package
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# itself is not meant to have any path dependencies.
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if [[ "$OSTYPE" == "darwin"* ]]; then
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PACKAGE_HASH=$(ls -lTR "$BUILD_TOOL_PKG_DIR" | shasum)
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else
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PACKAGE_HASH=$(ls -lR --full-time "$BUILD_TOOL_PKG_DIR" | shasum)
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fi
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PACKAGE_HASH_FILE=".package_hash"
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if [ -f "$PACKAGE_HASH_FILE" ]; then
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EXISTING_HASH=$(cat "$PACKAGE_HASH_FILE")
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if [ "$PACKAGE_HASH" != "$EXISTING_HASH" ]; then
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rm "$PACKAGE_HASH_FILE"
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fi
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fi
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# Run pub get if needed.
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if [ ! -f "$PACKAGE_HASH_FILE" ]; then
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"$DART" pub get --no-precompile
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"$DART" compile kernel bin/build_tool_runner.dart
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echo "$PACKAGE_HASH" > "$PACKAGE_HASH_FILE"
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fi
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set +e
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"$DART" bin/build_tool_runner.dill "$@"
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exit_code=$?
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# 253 means invalid snapshot version.
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if [ $exit_code == 253 ]; then
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"$DART" pub get --no-precompile
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"$DART" compile kernel bin/build_tool_runner.dart
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"$DART" bin/build_tool_runner.dill "$@"
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exit_code=$?
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fi
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exit $exit_code
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