Adding to a windows zip file without zip.exe

DePriest, Jason R.
Wed May 16 20:26:00 GMT 2007

On 5/16/07, Chadwick <> wrote:
> Cygwin is currently installed on over a hundred windows 2003 servers, and is
> used to do some admin tasks as well as to pull files from the servers on a
> daily basis via ssh.  One of the files pulled from each server is a windows
> ZIP file.
> I want to add an extra file to this ZIP file using a script.  I looked at
> both DOS batch scripts and cygwin shell scripts but have run into problems
> because the cygwin installed on these boxes doesnt contain ZIP.exe, and the
> PKZIP.exe I would used with a batch script is so old it only accepts 8.3
> filenames.
> Updating the servers with new cygwin or command line packages is not an
> option at this point.
> That being said, I am a huge cygwin fan and am not willing to give up on a
> shell script as my solution quite yet.
> The cygwin version on the servers does have gzip, gunzip, bzip2, bunzip2,
> and unzip.
> Unfortunatly I have as yet been unsucceful in using these tools to add a
> file to my windows zip archive.
> Any suggestions?
> --

One of the Windows Resource Kits has a tool called compress.exe
designed to handle Windows Compressed Folders (Zip Files) from the
command line.

Maybe you'll be lucky and your servers will have this command present.


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