2005-02-12 01:03:57

by J.A. Magallon

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Subject: udev::cdsymlinks does not consider a 'cdrw' as a 'cdrom'

Hi...

I have a little problem with udev. I have udev-051, but have tried
cdsymlinks.c from 053 and is the same.

It does not give 'cdrom' or 'dvd' for DVD writers.
In one box, hdb is a DVD, and hdc is a DVDRW:

werewolf:/proc/sys/dev/cdrom> cat info
CD-ROM information, Id: cdrom.c 3.20 2003/12/17

drive name: hdc hdb
drive speed: 40 48
drive # of slots: 1 1
Can close tray: 1 1
Can open tray: 1 1
Can lock tray: 1 1
Can change speed: 1 1
Can select disk: 0 0
Can read multisession: 1 1
Can read MCN: 1 1
Reports media changed: 1 1
Can play audio: 1 1
Can write CD-R: 1 0
Can write CD-RW: 1 0
Can read DVD: 1 1
Can write DVD-R: 1 0
Can write DVD-RAM: 1 0
Can read MRW: 1 1
Can write MRW: 1 1
Can write RAM: 1 1

werewolf:/proc/sys/dev/cdrom> cdsymlinks hdb
cdrom dvd
werewolf:/proc/sys/dev/cdrom> cdsymlinks hdc
cdrw dvdrw dvdram
werewolf:/proc/sys/dev/cdrom> cdsymlinks hdc -d
Devices: hdb hdc
DVDRAM : 0 1 hdc
DVDRW : 0 1 hdc
DVD : 1 1 hdb hdc
CDRW : 0 1 hdc
CDR : 0 1 hdc
CDWMRW :
CDMRW :
CDROM : (all) hdb hdc
cdrw dvdrw dvdram

(btw, I did not know my DVD _reader_ can write anything like MRW or RAM)

In other box that just has also a combo drive (DVD + DVDRW 4.7):

nada:/proc/sys/dev/cdrom# cat info
CD-ROM information, Id: cdrom.c 3.20 2003/12/17

drive name: hdh
drive speed: 32
drive # of slots: 1
Can close tray: 1
Can open tray: 1
Can lock tray: 1
Can change speed: 1
Can select disk: 0
Can read multisession: 1
Can read MCN: 1
Reports media changed: 1
Can play audio: 1
Can write CD-R: 1
Can write CD-RW: 1
Can read DVD: 1
Can write DVD-R: 1
Can write DVD-RAM: 1
Can read MRW: 1
Can write MRW: 1
Can write RAM: 1

nada:~> cdsymlinks hdh

nada:~> cdsymlinks hdh -d
Devices: hdh

DVDRAM : 1
hdh

DVDRW : 1
hdh

DVD : 1
hdh

CDRW : 1
hdh

CDR : 1
hdh

CDWMRW :
CDMRW :
CDROM : (all) hdh

And now that I realize it, why the different debug output ???

TIA

--
J.A. Magallon <jamagallon()able!es> \ Software is like sex:
werewolf!able!es \ It's better when it's free
Mandrakelinux release 10.2 (Cooker) for i586
Linux 2.6.10-jam9 (gcc 3.4.3 (Mandrakelinux 10.2 3.4.3-3mdk)) #1


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2005-02-12 01:13:24

by J.A. Magallon

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Subject: Re: udev::cdsymlinks does not consider a 'cdrw' as a 'cdrom'


On 2005.02.12, J.A. Magallon wrote:
> Hi...
>
> I have a little problem with udev. I have udev-051, but have tried
> cdsymlinks.c from 053 and is the same.
>
> It does not give 'cdrom' or 'dvd' for DVD writers.
> In one box, hdb is a DVD, and hdc is a DVDRW:
>

Opps, and cdsymlinks.c and .sh behave different:

werewolf:~# /sbin/cdsymlinks hdc -d
Devices: hdb hdc
DVDRAM : 0 1 hdc
DVDRW : 0 1 hdc
DVD : 1 1 hdb hdc
CDRW : 0 1 hdc
CDR : 0 1 hdc
CDWMRW :
CDMRW :
CDROM : (all) hdb hdc
cdrw dvdrw dvdram

werewolf:~# /etc/udev/scripts/cdsymlinks.sh hdc -d
Devices: hdb hdc
DVDRAM : 0 1 hdc
DVDRW : 0 1 hdc
DVD : 1 1 hdb hdc
CDRW : 0 1 hdc
CD-R : 0 1 hdc
CDMRW : 1 1 hdb hdc
CDM : 1 1 hdb hdc
CDROM : (all) hdb hdc
cdrom1 cdrw dvd1 dvdrw dvdram

--
J.A. Magallon <jamagallon()able!es> \ Software is like sex:
werewolf!able!es \ It's better when it's free
Mandrakelinux release 10.2 (Cooker) for i586
Linux 2.6.10-jam9 (gcc 3.4.3 (Mandrakelinux 10.2 3.4.3-3mdk)) #1


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2005-02-12 01:19:07

by J.A. Magallon

[permalink] [raw]
Subject: Re: udev::cdsymlinks does not consider a 'cdrw' as a 'cdrom'


On 2005.02.12, J.A. Magallon wrote:
>
> On 2005.02.12, J.A. Magallon wrote:
> > Hi...
> >
> > I have a little problem with udev. I have udev-051, but have tried
> > cdsymlinks.c from 053 and is the same.
> >
> > It does not give 'cdrom' or 'dvd' for DVD writers.
> > In one box, hdb is a DVD, and hdc is a DVDRW:
> >
>
> Opps, and cdsymlinks.c and .sh behave different:
>
> werewolf:~# /sbin/cdsymlinks hdc -d
> Devices: hdb hdc
> DVDRAM : 0 1 hdc
> DVDRW : 0 1 hdc
> DVD : 1 1 hdb hdc
> CDRW : 0 1 hdc
> CDR : 0 1 hdc
> CDWMRW :
> CDMRW :
> CDROM : (all) hdb hdc
> cdrw dvdrw dvdram
>
> werewolf:~# /etc/udev/scripts/cdsymlinks.sh hdc -d
> Devices: hdb hdc
> DVDRAM : 0 1 hdc
> DVDRW : 0 1 hdc
> DVD : 1 1 hdb hdc
> CDRW : 0 1 hdc
> CD-R : 0 1 hdc
> CDMRW : 1 1 hdb hdc
> CDM : 1 1 hdb hdc
> CDROM : (all) hdb hdc
> cdrom1 cdrw dvd1 dvdrw dvdram
>


Caught it:

--- cdsymlinks.c.orig 2005-02-12 02:17:19.000000000 +0100
+++ cdsymlinks.c 2005-02-12 02:17:26.000000000 +0100
@@ -267,8 +267,8 @@
list_delete (&allowed_output);
list_assign_split (&allowed_output, p.we_wordv[0] + 7);
}
- else if (!strncmp (p.we_wordv[0], "NUMBERED_LINKS=", 14))
- numbered_links = atoi (p.we_wordv[0] + 14);
+ else if (!strncmp (p.we_wordv[0], "NUMBERED_LINKS=", 15))
+ numbered_links = atoi (p.we_wordv[0] + 15);
break;
}
/* fall through */


--
J.A. Magallon <jamagallon()able!es> \ Software is like sex:
werewolf!able!es \ It's better when it's free
Mandrakelinux release 10.2 (Cooker) for i586
Linux 2.6.10-jam9 (gcc 3.4.3 (Mandrakelinux 10.2 3.4.3-3mdk)) #1


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