On Thu, 21 Jun 2001, Frank Worsley wrote:
> > I put the page together after trying to walk thru several
> > people with buggy Redhat installs. For some reason things like ldd or
> > strace are not as well known to new users as they should be.
>
> The problem here is not so much that people don't know about LDD, but that
> they should not have to know about it!
Well, we have different approaches. I would much rather have one more
clever person that knows about ldd and ldconfig (which are fun in their
own right) then have one more clever script to mess things up when the
installation is slightly different.
Vladimir Dergachev
>
> ldconfig also works differently depending on its version. Sometimes the first
> line in ld.so.conf is used as the first directory, sometimes the last line.
>
> Alan and me had lots of trouble getting the install script to handle that
> correctly. We now use the following to remove rouge libGLs ...
>
> # Fix potential libGL problems
> LIBGL1=`ldd $DRV_NAME/*dri.so | grep libGL.so.1 | awk -F" " '{ printf
> "%s",$3 }'`
> LIBGL=`echo $LIBGL1 | sed -e 's/\.1//'`
> if [ "$LIBGL" != "$XF86_GL_DIR/libGL.so" ]; then
> echo ""
> echo -n " second copy of DRI libraries found in "
> echo `echo $LIBGL1 | sed -e 's/libGL.so.1//'`
>
> echo -n " libraries have been backed up to old.* in "
> echo `echo $LIBGL1 | sed -e 's/libGL.so.1//'`
> echo ""
>
> mv $LIBGL1 `echo $LIBGL1 | sed -e 's/libGL.so.1/old.libGL.so.1/'`
> mv $LIBGL `echo $LIBGL | sed -e 's/libGL.so/old.libGL.so/'`
> ln -s $XF86_GL_DIR/libGL.so.1 $LIBGL1;
> ln -s $XF86_GL_DIR/libGL.so $LIBGL;
> fi
>
> Kind of ugly stuff.
>
> A newer install script (not used yet) also contains distribution specific
> checks/fixes.
>
> It might be a good idea to make a second DRI check script that just checks a
> DRI installation. That could be based on the install script.
>
> Also, Alan has been working on DRIsetup which does similiar stuff. I don't
> think he has worked on it lately, but that is also a good tool to run when
> you are having problems. Maybe somebody is interested in working on it some
> more?
>
> - Frank
>
>
>
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