| @ECHO off |
| REM Copyright 2014 The Flutter Authors. All rights reserved. |
| REM Use of this source code is governed by a BSD-style license that can be |
| REM found in the LICENSE file. |
| |
| REM ---------------------------------- NOTE ---------------------------------- |
| REM |
| REM Please keep the logic in this file consistent with the logic in the |
| REM `flutter` script in the same directory to ensure that Flutter continues to |
| REM work across all platforms! |
| REM |
| REM -------------------------------------------------------------------------- |
| |
| SETLOCAL ENABLEDELAYEDEXPANSION |
| |
| FOR %%i IN ("%~dp0..") DO SET FLUTTER_ROOT=%%~fi |
| |
| SET flutter_tools_dir=%FLUTTER_ROOT%\packages\flutter_tools |
| SET cache_dir=%FLUTTER_ROOT%\bin\cache |
| SET snapshot_path=%cache_dir%\flutter_tools.snapshot |
| SET stamp_path=%cache_dir%\flutter_tools.stamp |
| SET script_path=%flutter_tools_dir%\bin\flutter_tools.dart |
| SET dart_sdk_path=%cache_dir%\dart-sdk |
| SET engine_stamp=%cache_dir%\engine-dart-sdk.stamp |
| SET engine_version_path=%FLUTTER_ROOT%\bin\internal\engine.version |
| SET pub_cache_path=%FLUTTER_ROOT%\.pub-cache |
| |
| SET dart=%dart_sdk_path%\bin\dart.exe |
| SET pub=%dart_sdk_path%\bin\pub.bat |
| |
| REM If available, add location of bundled mingit to PATH |
| SET mingit_path=%FLUTTER_ROOT%\bin\mingit\cmd |
| IF EXIST "%mingit_path%" SET PATH=%PATH%;%mingit_path% |
| |
| REM Test if Git is available on the Host |
| where /q git || ECHO Error: Unable to find git in your PATH. && EXIT /B 1 |
| REM Test if the flutter directory is a git clone, otherwise git rev-parse HEAD would fail |
| IF NOT EXIST "%flutter_root%\.git" ( |
| ECHO Error: The Flutter directory is not a clone of the GitHub project. |
| ECHO The flutter tool requires Git in order to operate properly; |
| ECHO to set up Flutter, run the following command: |
| ECHO git clone -b stable https://github.com/flutter/flutter.git |
| EXIT /B 1 |
| ) |
| |
| REM Ensure that bin/cache exists. |
| IF NOT EXIST "%cache_dir%" MKDIR "%cache_dir%" |
| |
| REM If the cache still doesn't exist, fail with an error that we probably don't have permissions. |
| IF NOT EXIST "%cache_dir%" ( |
| ECHO Error: Unable to create cache directory at |
| ECHO %cache_dir% |
| ECHO. |
| ECHO This may be because flutter doesn't have write permissions for |
| ECHO this path. Try moving the flutter directory to a writable location, |
| ECHO such as within your home directory. |
| EXIT /B 1 |
| ) |
| |
| |
| REM To debug the tool, you can uncomment the following lines to enable checked mode and set an observatory port: |
| REM SET FLUTTER_TOOL_ARGS="--enable-asserts %FLUTTER_TOOL_ARGS%" |
| REM SET FLUTTER_TOOL_ARGS="%FLUTTER_TOOL_ARGS% --observe=65432" |
| |
| :acquire_lock |
| 2>NUL ( |
| REM "3" is now stderr because of "2>NUL". |
| CALL :subroutine %* 2>&3 9> "%cache_dir%\flutter.bat.lock" || GOTO acquire_lock |
| ) |
| GOTO :after_subroutine |
| |
| :subroutine |
| PUSHD "%flutter_root%" |
| FOR /f %%r IN ('git rev-parse HEAD') DO SET revision=%%r |
| POPD |
| |
| REM The following IF conditions are all linked with a logical OR. However, |
| REM there is no OR operator in batch and a GOTO construct is used as replacement. |
| |
| IF NOT EXIST "%engine_stamp%" GOTO do_sdk_update_and_snapshot |
| SET /P dart_required_version=<"%engine_version_path%" |
| SET /P dart_installed_version=<"%engine_stamp%" |
| IF !dart_required_version! NEQ !dart_installed_version! GOTO do_sdk_update_and_snapshot |
| IF NOT EXIST "%snapshot_path%" GOTO do_snapshot |
| IF NOT EXIST "%stamp_path%" GOTO do_snapshot |
| SET /P stamp_value=<"%stamp_path%" |
| IF !stamp_value! NEQ !revision! GOTO do_snapshot |
| SET pubspec_yaml_path=%flutter_tools_dir%\pubspec.yaml |
| SET pubspec_lock_path=%flutter_tools_dir%\pubspec.lock |
| FOR /F %%i IN ('DIR /B /O:D "%pubspec_yaml_path%" "%pubspec_lock_path%"') DO SET newer_file=%%i |
| FOR %%i IN (%pubspec_yaml_path%) DO SET pubspec_yaml_timestamp=%%~ti |
| FOR %%i IN (%pubspec_lock_path%) DO SET pubspec_lock_timestamp=%%~ti |
| IF "%pubspec_yaml_timestamp%" == "%pubspec_lock_timestamp%" SET newer_file="" |
| IF "%newer_file%" EQU "pubspec.yaml" GOTO do_snapshot |
| |
| REM Everything is uptodate - exit subroutine |
| EXIT /B |
| |
| :do_sdk_update_and_snapshot |
| ECHO Checking Dart SDK version... |
| SET update_dart_bin=%FLUTTER_ROOT%/bin/internal/update_dart_sdk.ps1 |
| REM Escape apostrophes from the executable path |
| SET "update_dart_bin=!update_dart_bin:'=''!" |
| PowerShell.exe -ExecutionPolicy Bypass -Command "Unblock-File -Path '%update_dart_bin%'; & '%update_dart_bin%'" |
| IF "%ERRORLEVEL%" NEQ "0" ( |
| ECHO Error: Unable to update Dart SDK. Retrying... |
| timeout /t 5 /nobreak |
| GOTO :do_sdk_update_and_snapshot |
| ) |
| |
| :do_snapshot |
| IF EXIST "%FLUTTER_ROOT%\version" DEL "%FLUTTER_ROOT%\version" |
| ECHO: > "%cache_dir%\.dartignore" |
| ECHO Building flutter tool... |
| PUSHD "%flutter_tools_dir%" |
| |
| REM Makes changes to PUB_ENVIRONMENT only visible to commands within SETLOCAL/ENDLOCAL |
| SETLOCAL |
| SET VERBOSITY=--verbosity=error |
| IF "%CI%" == "true" GOTO on_bot |
| IF "%BOT%" == "true" GOTO on_bot |
| IF "%CONTINUOUS_INTEGRATION%" == "true" GOTO on_bot |
| IF "%CHROME_HEADLESS%" == "1" GOTO on_bot |
| GOTO not_on_bot |
| :on_bot |
| SET PUB_ENVIRONMENT=%PUB_ENVIRONMENT%:flutter_bot |
| SET VERBOSITY=--verbosity=normal |
| :not_on_bot |
| SET PUB_ENVIRONMENT=%PUB_ENVIRONMENT%:flutter_install |
| IF "%PUB_CACHE%" == "" ( |
| IF EXIST "%pub_cache_path%" SET PUB_CACHE=%pub_cache_path% |
| ) |
| |
| SET /A total_tries=10 |
| SET /A remaining_tries=%total_tries%-1 |
| :retry_pub_upgrade |
| ECHO Running pub upgrade... |
| CALL "%pub%" upgrade "%VERBOSITY%" --no-precompile |
| IF "%ERRORLEVEL%" EQU "0" goto :upgrade_succeeded |
| ECHO Error (%ERRORLEVEL%): Unable to 'pub upgrade' flutter tool. Retrying in five seconds... (%remaining_tries% tries left) |
| timeout /t 5 /nobreak 2>NUL |
| SET /A remaining_tries-=1 |
| IF "%remaining_tries%" EQU "0" GOTO upgrade_retries_exhausted |
| GOTO :retry_pub_upgrade |
| :upgrade_retries_exhausted |
| SET exit_code=%ERRORLEVEL% |
| ECHO Error: 'pub upgrade' still failing after %total_tries% tries, giving up. |
| GOTO final_exit |
| :upgrade_succeeded |
| ENDLOCAL |
| |
| POPD |
| |
| IF "%FLUTTER_TOOL_ARGS%" == "" ( |
| "%dart%" --snapshot="%snapshot_path%" --packages="%flutter_tools_dir%\.packages" "%script_path%" |
| ) else ( |
| "%dart%" "%FLUTTER_TOOL_ARGS%" --snapshot="%snapshot_path%" --packages="%flutter_tools_dir%\.packages" "%script_path%" |
| ) |
| IF "%ERRORLEVEL%" NEQ "0" ( |
| ECHO Error: Unable to create dart snapshot for flutter tool. |
| SET exit_code=%ERRORLEVEL% |
| GOTO :final_exit |
| ) |
| >"%stamp_path%" ECHO %revision% |
| |
| REM Exit Subroutine |
| EXIT /B |
| |
| :after_subroutine |
| |
| REM Chaining the call to 'dart' and 'exit' with an ampersand ensures that |
| REM Windows reads both commands into memory once before executing them. This |
| REM avoids nasty errors that may otherwise occure when the dart command (e.g. as |
| REM part of 'flutter upgrade') modifies this batch script while it is executing. |
| REM |
| REM Do not use the CALL command in the next line to execute Dart. CALL causes |
| REM Windows to re-read the line from disk after the CALL command has finished |
| REM regardless of the ampersand chain. |
| "%dart%" --packages="%flutter_tools_dir%\.packages" %FLUTTER_TOOL_ARGS% "%snapshot_path%" %* & exit /B !ERRORLEVEL! |
| |
| :final_exit |
| EXIT /B %exit_code% |