From: Matan Ziv-Av (matan@svgalib.org)
Date: Thu 27 Sep 2001 - 12:45:11 IST
On Tue, 25 Sep 2001, Aurobrata Ghosh msc math wrote:
> Hello there,
> I've found this promising lib, tucked away in the lib directory of my
> school's network system (running red-hat linux), and have been itching
> to use it.
> I wrote a simple prog. using <vga.h>. It compiled fine as per the
> instructions in the tutorial at www.svgalib.org. I then ran 'chmod u+s'
> on the out file. But still I get the message: 'svgalib: Cannot get I/O
> permissions.' What am supposed to do?
> I've downloaded the source-code, and added ROOT_VC_SHORTCUT in the
> 'Makefile' (but there are so many, in each directory, in which one am I
> supposed to add that? In the /svgalib-1.4.3/Makefile or
> /svgalib-1.4.3/src/Makefile?. I've done it in the former.). However it
> cannon compile the source, because I don't have root rights, and
> therefore can't write to the /usr/lib directory.
You need root permissions in order to use svgalib. Root can allow other
users to run svgalib programs (with the chmod u+s), but a user can't do
it.
--
Matan Ziv-Av. matan@svgalib.org
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