RE: Using the -N options in gzip

[Respass, Clarence (EHQ)]

If I unzip the file on the VMS system, the extension is maintained.

Clarence Respass, 
Software Engineer - HDS 
Express Scripts, Inc. 
Work: (314) 684-7150, x347150
 Cell: (412) 657-1281 

-----Original Message-----
From: Jim Meyering [mailto:address@hidden 
Sent: Thursday, February 18, 2010 9:01 AM
To: Respass, Clarence (EHQ)
Cc: address@hidden
Subject: Re: Using the -N options in gzip

Respass, Clarence (EHQ) wrote:
> I zip a file using "Info-ZIP" on a HP-VMS system.  I then use perl to ftp the 
> files to a Unix system.  I using gzip with the -N option, but my files are 
> always decompressed without the original file extension.
>
> Example:
>
> VMS system:
>
> Archive:  PH$DEVL:[COM]TRYFTP.GZ;1
>   Length      Date    Time    Name
> ---------  ---------- -----   ----
>      2082  02-08-2010 11:03   tryftp.txt
> ---------                     -------
>      2082                     1 file
>
> Unix system:
>
> $ gzip -dNv tryftp.gz
> tryftp.gz:       50.8% -- replaced with tryftp

Perhaps info-ZIP does not record the original name.
If the compressed input lacks the original name, it can't very well use it.