Mail Archives: cygwin/2003/10/23/17:46:06
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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