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Message-ID: <3F984256.40604@free.fr>
Date: Thu, 23 Oct 2003 23:04:22 +0200
From: Nicolas BUONOMO <nb DOT listes AT free DOT fr>
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To: cygwin AT cygwin DOT com
Subject: Re: Cygwin/bash: need environment variables >32K
References: <445C57B81208C24EAD99F2944DBB9D29030212FE AT BLNSS10A> <200310230938 DOT LAA24318 AT trantor DOT eads-dsn DOT com> <20031023101047 DOT GZ1653 AT cygbert DOT vinschen DOT de>
In-Reply-To: <20031023101047.GZ1653@cygbert.vinschen.de>
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Corinna Vinschen a écrit :

> On Thu, Oct 23, 2003 at 11:39:39AM +0200, david.liberce wrote:
> 
>>I reproduce this behaviour.
>>
>>Looks like the PATH  environment variable is not valid anymore after $VAR
>>has been asigned?
> 
> 
> Nope.  I debugged this situation.  It looks like a Windows restriction.
> When trying to call CreateProcess() with this long environment variable
> in the environment block, CreateProcess() fails with Windows error 87,
> "The parameter is incorrect."  But there's no hint about a limit in the
> CreateProcess() man page.
> 
> *dig, dig, dig*
> 
> Uh, ok, I found the following hint in the GetEnvironmentVariable() man page:
> 
>   lpBuffer 
>       [out] Pointer to a buffer that receives the contents of the specified
>       environment variable. An environment variable has a maximum size limit
>       of 32,767 characters, including the null-terminating character.
> 
> So, that explains it.
> 
> Corinna
> 

I think it's possible to change the size of the environnement for 
the DOS box. I have do that for DOS application (on NT4), but I 
don't remeber how. I try to find it.

Nicolas




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