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https://github.com/dart-lang/sdk
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cd6c7ed56c
Fixes https://github.com/dart-lang/sdk/issues/21770. Change-Id: If54923d6f636901c3c3170a014138d85cb6560e9 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/158484 Reviewed-by: Jaime Wren <jwren@google.com> Commit-Queue: Alexander Aprelev <aam@google.com>
45 lines
1.5 KiB
Batchfile
45 lines
1.5 KiB
Batchfile
@echo off
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REM Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file
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REM for details. All rights reserved. Use of this source code is governed by a
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REM BSD-style license that can be found in the LICENSE file.
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setlocal
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rem Handle the case where dart-sdk/bin has been symlinked to.
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set DIR_NAME_WITH_SLASH=%~dp0
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set DIR_NAME=%DIR_NAME_WITH_SLASH:~0,-1%%
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call :follow_links "%DIR_NAME%", RETURNED_BIN_DIR
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rem Get rid of surrounding quotes.
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for %%i in ("%RETURNED_BIN_DIR%") do set BIN_DIR=%%~fi
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set DART=%BIN_DIR%\dart
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set SNAPSHOT=%BIN_DIR%\snapshots\dartfmt.dart.snapshot
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"%DART%" "%SNAPSHOT%" %*
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endlocal
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exit /b %errorlevel%
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rem Follow the symbolic links (junctions points) using `dir to determine the
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rem canonical path. Output with a link looks something like this
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rem
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rem 01/03/2013 10:11 PM <JUNCTION> abc def
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rem [c:\dart_bleeding\dart-repo.9\dart\out\ReleaseIA32\dart-sdk]
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rem
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rem So in the output of 'dir /a:l "targetdir"' we are looking for a filename
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rem surrounded by right angle bracket and left square bracket. Once we get
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rem the filename, which is name of the link, we recursively follow that.
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:follow_links
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setlocal
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for %%i in (%1) do set result=%%~fi
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set current=
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for /f "usebackq tokens=2 delims=[]" %%i in (`dir /a:l "%~dp1" 2^>nul ^
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^| %SystemRoot%\System32\find.exe "> %~n1 ["`) do (
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set current=%%i
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)
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if not "%current%"=="" call :follow_links "%current%", result
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endlocal & set %~2=%result%
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goto :eof
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:end
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