Mailinglist Archive: opensuse (1002 mails)

[Felix Miata <mrmazda@xxxxxxxxxxxxx>]

On 2011/07/28 16:17 (GMT+1000) Basil Chupin composed:

> Felix Miata wrote:

> >  dmask, fmask &  umask are all octal inversions of chmod usage.

> >  fmask=133 produces -rw-r--r--, like chmod 644
> >  dmask=022 produces drwxr-xr-x, like chmod 755

> >  In any event, I set fmask=0111&  dmask=0000, giving dirs drwxrwxrwx
> >  and files -rw-rw-rw-. Why the installer sets what it sets I have no
> >  idea, other than risk of naive writes to NTFS making things in Windows
> >  work no longer while booted to it.

> Many thanks for this, Felix. I can now write to the partitions.

> Your explanation gave me the opportunity to (finally :-) ) come to grips
> with this permission stuff a lot better than I did before.

> I noted that you are using 4 digits in your masks but fstab is using
> only 3. In coming to grips with this permissions 'hassle' I read that
> the 4-digit approach should be used because it leaves the 4th digit
> undefined and therefore in its default state. Does this mean, if you
> know that is, that either 1) openSUSE is not following the more prudent
> method of coding or 2) openSUSE does not recognise/use the 4-digit approach?

I've never found comprehensible documentation of sticky, setuid, et al, so 
haven't come to grips to the meaning of the 4th myself. That said, I can't 
imagine any of those applying to the use of those masks on a Windows 
partition mount, leaving 4 acceptable for that purpose.
--
"The wise are known for their understanding, and pleasant
words are persuasive." Proverbs 16:21 (New Living Translation)

 Team OS/2 ** Reg. Linux User #211409 ** a11y rocks!

Felix Miata  ***  http://fm.no-ip.com/
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