@ECHO off REM Copyright 2017 The Chromium 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 dart_stamp_path=%cache_dir%\dart-sdk.stamp SET dart_version_path=%FLUTTER_ROOT%\bin\internal\dart-sdk.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 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. EXIT /B 1 ) REM Ensure that bin/cache exists. IF NOT EXIST "%cache_dir%" MKDIR "%cache_dir%" SET FLUTTER_TOOL_ARGS=--assert-initializer %FLUTTER_TOOL_ARGS% 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="--checked %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 "%dart_stamp_path%" GOTO do_sdk_update_and_snapshot SET /P dart_required_version=<"%dart_version_path%" SET /P dart_installed_version=<"%dart_stamp_path%" 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 REM Compare "last modified" timestamps SET pubspec_yaml_path=%flutter_tools_dir%\pubspec.yaml SET pubspec_lock_path=%flutter_tools_dir%\pubspec.lock FOR %%i IN ("%pubspec_yaml_path%") DO SET yaml_timestamp=%%~ti FOR %%i IN ("%pubspec_lock_path%") DO SET lock_timestamp=%%~ti IF !yaml_timestamp! EQU !lock_timestamp! GOTO do_snapshot FOR /F %%i IN ('DIR /B /O:D "%pubspec_yaml_path%" "%pubspec_lock_path%"') DO SET newer_file=%%i 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... CALL PowerShell.exe -ExecutionPolicy Bypass -Command "& '%FLUTTER_ROOT%/bin/internal/update_dart_sdk.ps1'" IF "%ERRORLEVEL%" NEQ "0" ( ECHO Error: Unable to update Dart SDK. Retrying... timeout /t 5 /nobreak GOTO :do_sdk_update_and_snapshot ) :do_snapshot ECHO: > "%cache_dir%\.dartignore" ECHO Updating flutter tool... PUSHD "%flutter_tools_dir%" REM Makes changes to PUB_ENVIRONMENT only visible to commands within SETLOCAL/ENDLOCAL SETLOCAL IF "%TRAVIS%" == "true" GOTO on_bot IF "%BOT%" == "true" GOTO on_bot IF "%CONTINUOUS_INTEGRATION%" == "true" GOTO on_bot IF "%CHROME_HEADLESS%" == "1" GOTO on_bot IF "%APPVEYOR%" == "true" GOTO on_bot IF "%CI%" == "true" GOTO on_bot GOTO not_on_bot :on_bot SET PUB_ENVIRONMENT=%PUB_ENVIRONMENT%:flutter_bot :not_on_bot SET PUB_ENVIRONMENT=%PUB_ENVIRONMENT%:flutter_install IF "%PUB_CACHE%" == "" ( IF EXIST "%pub_cache_path%" SET PUB_CACHE=%pub_cache_path% ) :retry_pub_upgrade CALL "%pub%" upgrade --verbosity=error --no-packages-dir IF "%ERRORLEVEL%" NEQ "0" ( ECHO Error: Unable to 'pub upgrade' flutter tool. Retrying in five seconds... timeout /t 5 /nobreak GOTO :retry_pub_upgrade ) ENDLOCAL POPD :retry_dart_snapshot CALL "%dart%" --snapshot="%snapshot_path%" --packages="%flutter_tools_dir%\.packages" "%script_path%" IF "%ERRORLEVEL%" NEQ "0" ( ECHO Error: Unable to create dart snapshot for flutter tool. Retrying... timeout /t 5 /nobreak GOTO :retry_dart_snapshot ) >"%stamp_path%" ECHO %revision% REM Exit Subroutine EXIT /B :after_subroutine CALL "%dart%" %FLUTTER_TOOL_ARGS% "%snapshot_path%" %* SET exit_code=%ERRORLEVEL% REM The VM exits with code 253 if the snapshot version is out-of-date. IF "%exit_code%" EQU "253" ( CALL "%dart%" --snapshot="%snapshot_path%" --packages="%flutter_tools_dir%\.packages" "%script_path%" SET exit_code=%ERRORLEVEL% IF "%exit_code%" EQU "253" ( ECHO Error: Unable to create dart snapshot for flutter tool. EXIT /B %exit_code% ) CALL "%dart%" %FLUTTER_TOOL_ARGS% "%snapshot_path%" %* SET exit_code=%ERRORLEVEL% ) EXIT /B %exit_code%