Mailinglist Archive: opensuse-de (2429 mails)

[Joerg Kampmann <joerg-at-ibk@xxxxxx>]

Jan Ritzerfeld wrote:
> Am Donnerstag, 26. Januar 2006 11:38 schrieb Joerg Kampmann:
>
> > (...).
> > kampmann@ibk-node14:~/Tests/Aufnahmen> aplay test01.wav
> > aplay: main:533: audio open error: Permission denied
> > kampmann@ibk-node14:~/Tests/Aufnahmen>
> >
> > die Rechte scheinen ok zu sein
> > (...).
>
> Um hier nicht eine wilde Raterei zu starten: An welchen Rechten hapert es 
> denn? Das kannst du mit "strace -e file=open aplay test01.wav" 
> herausbekommen. Bei mir benutzt aplay nämlich gar nicht /dev/asound sondern 
> einige andere.
das kommt bei mir heraus:
kampmann@ibk-node14:~/Tests/Aufnahmen> strace -e trace=file aplay test02.wav
execve("/usr/bin/aplay", ["aplay", "test02.wav"], [/* 80 vars */]) = 0
access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or 
directory)
open("/etc/ld.so.cache", O_RDONLY)      = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=110744, ...}) = 0
open("/usr/lib/libasound.so.2", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0755, st_size=746740, ...}) = 0
open("/lib/tls/libm.so.6", O_RDONLY)    = 3
fstat64(3, {st_mode=S_IFREG|0755, st_size=178573, ...}) = 0
open("/lib/libdl.so.2", O_RDONLY)       = 3
fstat64(3, {st_mode=S_IFREG|0755, st_size=13814, ...}) = 0
open("/lib/tls/libpthread.so.0", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0755, st_size=93182, ...}) = 0
open("/lib/tls/libc.so.6", O_RDONLY)    = 3
fstat64(3, {st_mode=S_IFREG|0755, st_size=1394943, ...}) = 0
open("/lib/libresmgr.so.0.9.8", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0755, st_size=15156, ...}) = 0
stat64("/usr/share/alsa/alsa.conf", {st_mode=S_IFREG|0644, st_size=7467, 
...}) = 0
open("/usr/share/alsa/alsa.conf", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=7467, ...}) = 0
access("/etc/asound.conf", R_OK)        = -1 ENOENT (No such file or 
directory)
access("/home/kampmann/.asoundrc", R_OK) = 0
open("/home/kampmann/.asoundrc", O_RDONLY) = 3
fstat64(3, {st_mode=S_IFREG|0644, st_size=54, ...}) = 0
open("/dev/snd/controlC0", O_RDWR)      = 3
open("/dev/snd/pcmC0D2p", O_RDWR)       = -1 ENODEV (No such device)
aplay: main:533: audio open error: Permission denied
kampmann@ibk-node14:~/Tests/Aufnahmen>

und:

kampmann@ibk-node14:~/Tests/Aufnahmen> ll /dev/snd/pcmC0D2*
crw-------  1 kampmann audio 116, 26 2005-03-19 20:36 /dev/snd/pcmC0D2c
crw-------  1 kampmann audio 116, 18 2005-03-19 20:36 /dev/snd/pcmC0D2p
kampmann@ibk-node14:~/Tests/Aufnahmen>

was ich nicht ganz verstehe :)
denn: die Rechte für mich (kampmann) sind ja vorhanden, allerdings 
"kampmann:users" - ist das der Grund?

Danke für die Auskunft ...
gibt es dafür eine Erklärung

--
============ lat=52.35°N - lon=10.25°E ================================
Dr. Jörg Kampmann - IBK-Consult for Real-Time and Embedded Systems
D-31228 Peine - Tel.:+49-177-276-3140 - Fax: +49-5171-13385
http://www.ibk-consult.de
http://www.openbc.com/go/invuid/Joerg_Kampmann
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