'cp' command: preserve group ownership

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http://www.unix.com – Hi, Here is the scenario: This file exists, with this ownership and group: Code:       -rw-rw-r--  1 picard starfleet  4 Jan  3 00:33 myfile.txt Output of the 'id' command for user picard is: Code:       $ id picard       uid=6392(picard) gid=723(human) groups=723(human),918(starfleet) Output of the 'id' command for user worf is: Code:       $ id worf       uid=7413(worf) gid=737(klingon) groups=737(klingon),918(starfleet) When worf runs: Code:       (HowTos)