getfiletime() and setfiletime()

[Dan Nelson]

In the last episode (Apr 21), Gary Kline said:
> On Fri, Apr 21, 2006 at 10:12:04PM -0500, Dan Nelson wrote:
> > In the last episode (Apr 21), Gary Kline said:
> > > With all the billions-and-billions of lines of C hacked by people
> > > reading this, do any of you have the functions that would get and
> > > save-away the stat mtime, then be able to set the original mtime
> > > of the file to what it was?
> > > 
> > > I am getting back to working on a programm that cleans away
> > > embedded html, jpg, and other non ASCII (or 8859-1) and leaves
> > > just-plain-text.  This from my ~/Mail/* files.  Ideally, I would
> > > like to set the timestamp of each file to what it was. So before
> > > I re-invent wheels, I thought I'd ask the list.
> > 
> > You can use mtree to do this.
> 
> How, exactly?  In ~/Mail are scores of files dating from 1991; for
> the most part this Content-Type = "text/html" for rough example only
> began in the late 90's.  But there are scads of them.  I'm looking at
> pulling some of the guts from cp (copy -p that preserves the
> time-stamp [and more]).  If mtree is an easier route, then great. 
> How would I run this file
> 
> -rw-------  1 kline  wheel    306870 Dec 22  2004 ebay.com
> 
> thru my filter and have wind up with its original timestamp.

$ mtree -c -k time -p ~/Mail > mail.times

$ run filter

$ mtree -U -p ~/Mail < mail.times

-- 
	Dan Nelson
	dnelson at allantgroup.com