74 lines
1.6 KiB
Batchfile
74 lines
1.6 KiB
Batchfile
@echo off
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REM
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REM unrazzle.cmd
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REM
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REM undoes the setting of environment variables that razzle.cmd does
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REM
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if "%sdxroot%"=="" (
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echo WARN: defaulting sdxroot to z:\nt
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set sdxroot=z:\nt
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)
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if not exist %sdxroot%\tools\razzle.cmd (
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echo ERROR: sdxroot\tools\razzle.cmd not found
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goto :eof
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)
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REM
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REM These are set indirectly so are not found by the general code.
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REM
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for %%i in (%_BuildArch% ia64 x86 i386 amd64) do (
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set %%i=
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set _NT%%iTREE=
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)
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REM
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REM What this is doing is passing the fullpath of this file, %~f0, to perl, and
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REM treating the output as variables to clear.
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REM -x to Perl makes it skip ahead to the #!perl line.
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REM
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for %%j in (razzle.cmd ntenv.cmd ntuser.cmd sdinit.cmd) do (
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for /f %%i in ('%razzletoolpath%\perl\bin\perl -x %~f0 ^< %sdxroot%\tools\%%j') do set %%i=
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)
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set Path=%windir%\system32;%windir%;%windir%\System32\Wbem
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title %comspec%
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goto :eof
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#!perl
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#line 31
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sub MakeLower
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{
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return lc($_[0]);
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}
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#
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# find all environment variables modified by razzle.cmd by looking for set foo=
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#
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#
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# we should populate this at runtime at least from
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# reg query "hklm\system\currentcontrolset\control\session manager\environment" | findstr /i value
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#
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%preserve=
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(
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'processor_architecture' => 1,
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'temp' => 1,
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'tmp' => 1,
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'username' => 1
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);
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while (<>)
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{
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if (/set +(\/a +)?([^='%]+)=/i)
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{
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$x = $2;
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$y = MakeLower($x);
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if (!$preserve{$y})
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{
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$vars{$y} = $x;
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}
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}
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}
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foreach $var (sort(values(%vars)))
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{
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printf($var . "\n");
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}
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