'su lyx' changes file access privileges

paolo m. paolo.pumilia at gmail.com
Sun Sep 27 12:03:44 UTC 2020

Kornel Benko wrote:

> Am Sun, 27 Sep 2020 13:19:52 +0200
> schrieb "paolo m." <paolo.pumilia at gmail.com>:
>> Sometimes, while  in user1 session, I find convenient launching lyx as
>> user2
>> (same group as user1)  to open a lyx file, through 'su'.
>> As user2 changes and save that file, access privileges are changed as
>> well. That does not happen when a text file is opened by kwrite, so it
>> should be something specific to lyx.
>> Before 'su' switch:
>> text file     x            -rw-rw-r--
>> lyx file     xx.lyx        -rw-rw-r--
>> Switching and modifying file x (by  kwrite)  and xx.lyx (by lyx):
>>               x          -rw-rw-r--
>>               xx.lyx     -rw-------
>> (Same results when  launching 'dolphin' file manager as user2 to open a
>> lyx file, through 'su'').
> Have you checked the setting of 'umask' for both users?
> Kornel
Yes, umask is set in /etc/zshenv;  kwrite complies with that specification 
Maybe lyx reads a different umask setting?



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