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On Sat, 25 Jan 2020 13:27:10 +0100 Stefan Krusche <li...@stefan-krusche.de> wrote: > I observed this behaviour of "mkdir" under /usr/local/: > > $ sudo mkdir -p share/doc/subversion-book-en > $ ls -l -d share/doc/subversion-book-en > drwxr-sr-x 2 root staff 4096 Jan 25 13:10 share/doc/subversion-book-en > > The same happens in a root shell. I rather expected to get this: > drwxr-xr-x 2 root root … > > Why does group get the 's' bit and becomes 'staff'? Is this normal? > If yes, where is it documented? Hallo Stefan, very probably the parent directory is assigned to the "staff" group and has this bit set as well: It's called SGID-bit and recursively sets the group ID according to the directory owner instead of the current user - see man (1) chmod. libre Grüße, Florian -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEELAr/aHjRNwfZVZJo7kVJef5EH9YFAl4sO5sACgkQ7kVJef5E H9akEw//eac1DBSOSqW4bwgDx+KXrt2NUxLp82HyhSmFeZjp+YV2cZBoJEmQjzRL OwzzXa9nwWzkYXZ2GM60X7XIPHJcNHSRLOE15tmVGhXHcG47LLXRcZN9++Y6ec5Q fRQNIHlGLo78xftWTf7BP7jF6iFZCviLQxQl3vncCWKaCKoM4Iqc5Dwjg08fh2+v /275p7VzELlVc6rOrY1Pg2Q1UQEWn45+ZglrHYiKpHag4UCCV9fZU2P25dXIa9Nz q/EMErm9oY0tCA90tgBrY3sVdEScC3gMR9Pu6MhHK7azFt7VAaUpSE73gjZMmClS D2zeufbqean6feSwXB0CBU8HbFXMYoxGXURQBjL/oPgiTo66p2+fvsLw7p4TI0dh VIply01nzJWvMlN2XQDiFK82tTz5StZAtT0LC8Rh/EVoBzzYjajI9E94bsH3FUii apur7Bsk5n7a8S2cmHbPo1+6fBtKngStCMUKfhaDC1qRQ/tUvZbTjIkOkGQ+04SL aZrI3MQsTHQWRn4UdeDY2smwfCbU48gaSu6afDTPQUKYlH4HqoKLa4bBu8VE5Zgh mPkSB6YOGFtSPMVPG510JL8B/rgNHAg1+d/gVJMXVNvwRBBXoKdRLy5g7mqvYEyr QnRKsyuMmSdah8e7TGCyJ6OtY3LL+fHIpaR1jOOaUqSLVreZpAQ= =0/NG -----END PGP SIGNATURE----- _______________________________________________ Dng mailing list Dng@lists.dyne.org https://mailinglists.dyne.org/cgi-bin/mailman/listinfo/dng
