eject command fails to eject cd

JD jd1008 at gmail.com
Fri Jun 8 02:14:08 UTC 2012


On 06/07/2012 05:22 PM, Ed Greshko wrote:
> On 06/08/2012 08:15 AM, JD wrote:
>> On 06/07/2012 03:49 PM, Ed Greshko wrote:
>>> On 06/08/2012 05:54 AM, JD wrote:
>>>> the eject command in f16 says
>>>> # eject
>>>> eject: unable to find or open device for: `cdrom'
>>>>
>>>> f16 has no cdrom or dvd entry in /dev,
>>>> so after each boot I have to manually
>>>> create the symlink to sr0.
>>>>
>>>> Is there a way to make the symlinks permanent in /dev?
>>>>
>>> Do you happen to have a /dev/cdrom1?
>> lrwxrwxrwx 1 root root 3 Jun  7 15:55 /dev/cdrom1 ->  sr0
>>
>> but the eject command wants /dev/cdrom.
>>> What are the contents of, or do you have, the
>>> /etc/udev/rules.d/70-persistent-cd.rules
>>>
>>> file?
>>>
>> The stock f16 /etc/udev/rules.d/70-persistent-cd.rules   file contents are:
>>
>> # This file was automatically generated by the /lib/udev/write_cd_rules
>> # program, run by the cd-aliases-generator.rules rules file.
>> #
>> # You can modify it, as long as you keep each rule on a single
>> # line, and set the $GENERATED variable.
>>
>> # Slimtype_DVD_A_DS8A1P (pci-0000:00:02.5-scsi-1:0:0:0)
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:0:0", SYMLINK+="cdrom", ENV{GENERATED}="1"
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:0:0", SYMLINK+="cdrw", ENV{GENERATED}="1"
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:0:0", SYMLINK+="dvd", ENV{GENERATED}="1"
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-1:0:0:0", SYMLINK+="dvdrw", ENV{GENERATED}="1"
>>
>> # Slimtype_DVD_A_DS8A1P (pci-0000:00:02.5-scsi-0:0:0:0)
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-0:0:0:0", SYMLINK+="cdrom1", ENV{GENERATED}="1"
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-0:0:0:0", SYMLINK+="cdrw1", ENV{GENERATED}="1"
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-0:0:0:0", SYMLINK+="dvd1", ENV{GENERATED}="1"
>> SUBSYSTEM=="block", ENV{ID_CDROM}=="?*",
>> ENV{ID_PATH}=="pci-0000:00:02.5-scsi-0:0:0:0", SYMLINK+="dvdrw1", ENV{GENERATED}="1"
>>
> 2 choices....
>
> alias eject='eject /dev/cdrom1'
>
> or
>
> modify the lines in 70-persistent-cd.rules to swap the definitions.
>
OK, I modified the file, but the comment also says:
# You can modify it, as long as you keep each rule on a single
# line, and set the $GENERATED variable.

So, where should the GENERATED variable be defined
and to what value?


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