Leaked source code of windows server 2003
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77 lines
1.5 KiB

@echo off
setlocal
if "%1" == "" goto usage
rem -- detect whether 4Dos/NT or CMD is the shell
if %@eval[2+2] == 4 goto altshell
rem -- iterate thru specified files, with CMD
for /f "tokens=1,2 delims=-" %%i in ("x%1") do (set back=%%j&set beg=%%i)
if not "%beg%" == "x" goto usage
if "%back%" == "" goto usage
set /a bogus=back
if not "%bogus%" == "%back%" goto usage
shift
if not "%2" == "" goto usage
for /f "tokens=1,2 delims=#" %%i in ('sd files %1') do call :doit %1 %%j
goto :eof
:doit
@echo off
rem -- subroutine: do appropriate diffs
for /f "tokens=1,2" %%i in ("%2") do set head=%%i
set /a beg=head - back
:loopbeg
set /a rev=beg
set /a beg=beg + 1
sd diff2 %1#%rev% %1#%beg%
if not %beg% == %2 goto loopbeg
goto :eof
:altshell
rem -- iterate thru specified files, with 4Dos/NT
iff %@left[1,%1] == - then
set back=%@eval[0-(0%1)]
if %back == 0 goto usage
shift
else
goto usage
endiff
if not "%2" == "" goto usage
set SDCOMPTMPFILE=%temp%\~sdcomp.tmp
sd files %1 > %SDCOMPTMPFILE%
for /f "tokens=1,2 delims=#" %%i in ( %SDCOMPTMPFILE% ) do gosub perfile
*del /q %SDCOMPTMPFILE%
goto :eof
:perfile
@echo off
rem -- subroutine: do appropriate diffs
set head=%@word[0,%j]
set beg=%@eval[%head - %back + 1]
do rev = %beg to %head
sd diff2 %1#%@dec[%rev] %1#%rev
enddo
return
:usage
echo SDCOMP - emulate subset of scomp for use with Source Depot.
echo Syntax: SDCOMP -n filespec
echo Works backward, getting the last n diffs to filespec.