On Sat, Aug 16, 2003 at 06:24:09AM -0700, [EMAIL PROTECTED] wrote: > > I wanted to use a named pipe to provide random images. I know I can use > a program in a loop writing to the pipe, but that means starting the > program initially (from say a init.d or xdm startup script) where it > sits blocked until read from. > > Question: > > Is there a way in Linux to have the action of the reading program > opening the pipe (for reading) start up the writing program? > > For example, if output_image.pl is a script that writes an image to a > named pipe, is there a way to associate it to a pipe where you can say: > > $ display some_named_pipe > > and have that action execute the program output_image.pl? > > I'm just wondering if there's a way to avoid starting the writing > program.
Do you have a particular task in mind? If so, maybe someone knows of an alternative way without depending on named pipes. David -- Happy Birthday, Debian! August 16, 1993 http://www.linuxplanet.com/linuxplanet/print/4959/ -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
