xfmusic4 NPTL issue?

[Olivier]

Brian,

You can easily disable NPTL at runtime by setting "LD_ASSUME_KERNEL".

So, to confirm it comes from NPTL, just try this:

export LD_ASSUME_KERNEL=2.4.0
xfmusic4

HTH
Olivier.

On Sat, 2004-08-21 at 00:00, Brian J. Tarricone wrote:
> hi all-
> 
> i got a new laptop a week or two ago, and i built glibc with NPTL and 
> TLS support, unlike on my main desktop machine.  i went and compiled and 
> installed xfmusic4 on my laptop, and it's behaving strangely.  the GUI 
> locks up most of the time when playing songs.  actually, xfmusic4-cli 
> behaves similarly in that it pauses for long periods of time between 
> updating the playback position display.  has anyone else seen this on an 
> NPTL-enabled system?  to check, just run /lib/libc.so.6 from the 
> commandline, and look in the list of "Available extensions".  one should 
> read "Native POSIX Threads Library by Ulrich Drepper et al", and below 
> that section you should (probably) see "Thread-local storage support 
> included."
> 
> i've added some printfs, and what i expected is happening - the main 
> thread is taking a ridiculous amount of time to acquire the XfMusic 
> object's stream mutex - even while the audio thread repeatedly aquires 
> and drops it.  adding a g_thread_yield() call to the audio thread's main 
> loop might alleviate this, but by no means do i see that as an 
> acceptable solution.
> 
> so i'm interested in three types of scenarios:
> 1) if you ARE seeing this problem and you DO have an NPTL-enabled system
> 2) if you ARE NOT seeing this problem and you DO have an NPTL-enabled 
> system
> 3) if you ARE seeing this problem and you DO NOT have an NPTL-enabled 
> system
> 
> as you might guess, i only need replies if you fall into one of those 3 
> categories.
> 
> thanks all.  now that i'm moved in and mostly settled in my new 
> apartment, i'll be getting back to development on xfmusic4, and xfce in 
> general, starting this weekend.
> 
> 	-brian
> 
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-- 
 - Olivier Fourdan - fourdan at xfce.org - http://www.xfce.org -