SV: Re: mplayer prelink

[alexl]

try this adress http://www.dr.dk/skum/_arkiv/angora/angora_1_02.asx my mplayer can only play all these wmv files when the prelink are changed


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Fra: For testers of Fedora Core development releases <fedora-test-list at redhat.com>
Til: For testers of Fedora Core development releases <fedora-test-list at redhat.com>
Emne: Re: mplayer prelink
Dato: 08-05-2004 01:11:07

> Mplayer works for me.
> 
> I have these rpm's installed:
> mplayer-1.0pre3-1.i386.rpm
> mplayer-codecs-extralite-1.0-1.i386.rpm
> mplayer-common-1.0pre3-1.i386.rpm
> mplayer-gui-1.0pre3-1.i386.rpm
> mplayerplug-in-2.60-fc1.i386.rpm
> mplayer-skin-default-1.0-2.noarch.rpm
> lame-3.93.1-3.fr.i386.rpm
> 
> Timothy
> 
> On Fri, 2004-05-07 at 17:34, Alex Thomsen Leth wrote:
> > i found this on the mplayer faq:
> >
> > Q:
> >
> > Why doesn't MPlayer work on Fedora Core?
> >
> > A:
> >
> > There is a bad interaction on Fedora between exec-shield, prelink, and
> > any applications which use Windows DLLs (such as MPlayer).
> >
> > The problem is that exec-shield randomizes the load addresses of all the
> > system libraries. This randomization happens at prelink time (once every
> > two weeks).
> >
> > When MPlayer tries to load a Windows DLL it wants to put it at a
> > specific address (0x400000). If an important system library happens to
> > be there already, MPlayer will crash. (A typical symptom would be a
> > segmentation fault when trying to play Windows Media 9 files.)
> >
> > If you run into this problem you have two options:
> >
> >       * Wait two weeks. It might start working again.
> >
> >       * Relink all the binaries on the system with different prelink
> >         options. Here are step by step instructions:
> >
> >              1. Edit /etc/syconfig/prelink and change
> >
> >                 PRELINK_OPTS=-mR
> >
> >                 to
> >
> >                 PRELINK_OPTS="-mR --no-exec-shield"
> >
> >              2. touch /var/lib/misc/prelink.force
> >
> >              3. /etc/cron.daily/prelink (This relinks all the
> >                 applications, and it takes quite a while.)
> >
> >              4. execstack -s /path/to/mplayer (This turns off
> >                 exec-shield for the MPlayer binary.)
> >
> >
> >
> >
> > why isnt these settings made by default. mplayer does'nt work well
> > without these settings
> >
> > Alex Thomsen Leth
> >
> 
> 
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