Re: Problem with Emacs Info and gzipped files on Cygwin

[Thomas Haselberger <t.haselberger@gmx.net>]

eMaXer <zxy@yxz67483.com> writes:

> Hi, I am using NTEmacs (GNU Emacs 21.3.1) on Windows XP, and Cygwin
> 1.5.5-1. When I try to use Emacs Info, if the info file is gzipped an
> error message window pops up with the following message :
>
> "The NTVDM CPU has encountered an illegal instruction.
> CS:0726 IP:ffd8 OP:fe ff 00 00 00 Choose 'Close' to terminate the application."
>
> The message window has the title "16 bit MS DOS Subsystem".
>
> The error happens in the function call-process-region. The following code
> produces the same error:
>
> (call-process-region (point-min) end-of-gzipped
>        "gunzip" t t nil)
>
> (here between point-min and end-of-gzipped I have some text compressed with
> gzip)
>
> When I use info from the Cygwin command line it works fine.

I had the same problem and got the hint that the symlink from
gunzip.exe to gzip.exe might be a problem.
Removing the link and copying gzip.exe to gunzip.exe removed the
problem.

hth,
        tom