Cygwin 1.7.x on Windows 7: Exit statuses of Win32 executables are sometimes wrong

[Edward McGuire]

On Fri, Apr 29, 2011 at 13:35, John Dong <jdong@apple.com> wrote:
>I've tried using a different shell (like dash), but it doesn't make a difference, leading me to suspect this to be a lower-level issue within the Cygwin DLL.
Have you tried it with the stock Windows command processor? Something
like this (untested) script?

@echo off
:redo
rem c:\path\to\exiter.exe 0
if errorlevel 1 exit /b %errorlevel%
echo %errorlevel%
goto:redo

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