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Re: loop through folders
- From: Igor Peshansky <pechtcha at cs dot nyu dot edu>
- To: Reid Thompson <reid dot thompson at ateb dot com>
- Cc: cygwin at cygwin dot com
- Date: Mon, 19 Jun 2006 20:24:54 -0400 (EDT)
- Subject: Re: loop through folders
- References: <4945011.post@talk.nabble.com> <449731D1.6000203@ateb.com>
- Reply-to: cygwin at cygwin dot com
On Mon, 19 Jun 2006, Reid Thompson wrote:
> smanna wrote:
> > Hello I am trying to write a script. This is the thing, I want to loop
> > through all folders in a certain folder and send all files in these
> > folders to a java program. The files are somewhere in the
> > neighbourhood of 170.000. the setup is:
> > Home
> > cygwin.sh program.java Folder
> > folder
> > folder ...
> > folder folder ...
> > folder folder ...
> > files files ...
> > files files ...
> >
> > help would be completely fantastic!!
>
> try something along the lines of
>
> for dir in `find . -type d`
> do
> for file in `ls $dir`
> do
> program.java ${dir}/$file
> done
> done
How about simply
find . -type f | java program
and have program.java read filenames from System.in? That way you're not
spawning 1 JVM per file.
Igor
P.S. For a non-Cygwin question, this is getting an awful lot of replies.
--
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