Thank you both for the explanations.

Have a great weekend.

On Fri, Oct 22, 2010 at 3:31 PM, Mark Post <mp...@novell.com> wrote:

> >>> On 10/22/2010 at 02:54 PM, Mark Pace <pacemainl...@gmail.com> wrote:
> > I want to start learning C programming.  When I go into yast and search
> for
> > a compiler I see these lines. What is the differnce between these 2?
> >
> > *gcc43                *The GNU C Compiler and Support Files
> > *gcc                  *The system GNU C Compiler
>
> If you look inside the RPMs, you'll see that the gcc package contains
> _only_ symbolic links:
> lrwxrwxrwx    1 root    root                7 Feb 21  2009 /usr/bin/cc ->
> gcc-4.3
> lrwxrwxrwx    1 root    root                7 Feb 21  2009 /usr/bin/gcc ->
> gcc-4.3
> lrwxrwxrwx    1 root    root                8 Feb 21  2009 /usr/bin/gcov ->
> gcov-4.3
> lrwxrwxrwx    1 root    root               12 Feb 21  2009
> /usr/share/man/man1/cc.1.gz -> gcc-4.3.1.gz
> lrwxrwxrwx    1 root    root               12 Feb 21  2009
> /usr/share/man/man1/gcc.1.gz -> gcc-4.3.1.gz
> lrwxrwxrwx    1 root    root               13 Feb 21  2009
> /usr/share/man/man1/gcov.1.gz -> gcov-4.3.1.gz
>
> The gcc43 package contains all the real binaries, libraries, and man pages
> to which these symlinks point.  I'm guessing (since I didn't participate in
> the packaging) that this would allow you to have multiple versions of GCC
> installed, but the default one you get if you just invoke "gcc" or "cc" will
> be determined by the gcc package.
>
>
> Mark Post
>
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--
Mark D Pace
Senior Systems Engineer
Mainline Information Systems

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