mirror of
https://github.com/flutter/flutter
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105 lines
3.2 KiB
Bash
Executable file
105 lines
3.2 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Copyright 2016 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# ---------------------------------- NOTE ---------------------------------- #
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#
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# Please keep the logic in this file consistent with the logic in the
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# `update_dart_sdk.ps1` script in the same directory to ensure that Flutter
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# continues to work across all platforms!
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#
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# -------------------------------------------------------------------------- #
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set -e
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FLUTTER_ROOT="$(dirname "$(dirname "$(dirname "${BASH_SOURCE[0]}")")")"
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DART_SDK_PATH="$FLUTTER_ROOT/bin/cache/dart-sdk"
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DART_SDK_PATH_OLD="$DART_SDK_PATH.old"
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ENGINE_STAMP="$FLUTTER_ROOT/bin/cache/engine-dart-sdk.stamp"
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ENGINE_VERSION=`cat "$FLUTTER_ROOT/bin/internal/engine.version"`
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if [ ! -f "$ENGINE_STAMP" ] || [ "$ENGINE_VERSION" != `cat "$ENGINE_STAMP"` ]; then
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command -v curl > /dev/null 2>&1 || {
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echo
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echo 'Missing "curl" tool. Unable to download Dart SDK.'
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case "$(uname -s)" in
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Darwin)
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echo 'Consider running "brew install curl".'
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;;
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Linux)
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echo 'Consider running "sudo apt-get install curl".'
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;;
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*)
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echo "Please install curl."
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;;
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esac
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echo
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exit 1
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}
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echo "Downloading Dart SDK from Flutter engine $ENGINE_VERSION..."
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case "$(uname -s)" in
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Darwin)
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DART_ZIP_NAME="dart-sdk-darwin-x64.zip"
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IS_USER_EXECUTABLE="-perm +100"
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;;
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Linux)
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DART_ZIP_NAME="dart-sdk-linux-x64.zip"
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IS_USER_EXECUTABLE="-perm /u+x"
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;;
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MINGW32*)
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DART_ZIP_NAME="dart-sdk-windows-x64.zip"
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IS_USER_EXECUTABLE="-perm /u+x"
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;;
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*)
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echo "Unknown operating system. Cannot install Dart SDK."
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exit 1
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;;
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esac
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DART_SDK_BASE_URL="${FLUTTER_STORAGE_BASE_URL:-https://storage.googleapis.com}"
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DART_SDK_URL="$DART_SDK_BASE_URL/flutter_infra/flutter/$ENGINE_VERSION/$DART_ZIP_NAME"
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# if the sdk path exists, copy it to a temporary location
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if [ -d "$DART_SDK_PATH" ]; then
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rm -rf "$DART_SDK_PATH_OLD"
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mv "$DART_SDK_PATH" "$DART_SDK_PATH_OLD"
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fi
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# install the new sdk
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rm -rf -- "$DART_SDK_PATH"
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mkdir -m 755 -p -- "$DART_SDK_PATH"
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DART_SDK_ZIP="$FLUTTER_ROOT/bin/cache/$DART_ZIP_NAME"
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curl --continue-at - --location --output "$DART_SDK_ZIP" "$DART_SDK_URL" 2>&1 || {
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echo
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echo "Failed to retrieve the Dart SDK from: $DART_SDK_URL"
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echo "If you're located in China, please see this page:"
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echo " https://flutter.dev/community/china"
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echo
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rm -f -- "$DART_SDK_ZIP"
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exit 1
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}
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unzip -o -q "$DART_SDK_ZIP" -d "$FLUTTER_ROOT/bin/cache" || {
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echo
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echo "It appears that the downloaded file is corrupt; please try again."
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echo "If this problem persists, please report the problem at:"
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echo " https://github.com/flutter/flutter/issues/new?template=ACTIVATION.md"
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echo
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rm -f -- "$DART_SDK_ZIP"
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exit 1
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}
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rm -f -- "$DART_SDK_ZIP"
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find "$DART_SDK_PATH" -type d -exec chmod 755 {} \;
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find "$DART_SDK_PATH" -type f $IS_USER_EXECUTABLE -exec chmod a+x,a+r {} \;
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echo "$ENGINE_VERSION" > "$ENGINE_STAMP"
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# delete any temporary sdk path
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if [ -d "$DART_SDK_PATH_OLD" ]; then
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rm -rf "$DART_SDK_PATH_OLD"
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fi
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fi
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