Re: Linux vs. DOS

Tim Goldstein wrote:

> From: "Tim Goldstein" <timg@...>
>
> Matt
>
> Thank you for your instruction sheet on setting up the rt patch and
> installing EMC. With your help I now seem to have rtlinux running.
>
> I seem to be having a problem with the EMC part though. I followed your
> directions and when I execute run.64step378 I get a message "Permission
> Denied".

Right. You have to do a chmod o+x {filename} to set the file to be
executable. If you've already done that, then you need to be root, or
give root privledges to the kernel module that becomes the real-time
component of EMC.

> Also, if I try run.stepper I see on the command line emc start, but
> then I get an error message that the stepper module file does not exist.
> When I look under the plat directory I have the rtlinux, linux2.0.36, and if
> I remember correctly the documentation directory, but they are all empty. Is
> it possible that I got a bad .tgz file or are the files for these
> directories in a separate download.

As I understand the current distribution, the stepper code is only built
if you do something in the makefile to enable the stepper version.
This is temporary.

Jon