Re: Cant fg a suspended su (4.1.0-dev-7)

[Peter Whaite <peta@xxxxxxxxxxxxxxxxx>]

Philippe Troin said:
> 
> A few questions for Peter:
> 
>  - Which su are you using? GNU su, the shadow utilities's version of
>    su or something else?

% ls -l =su
-rwsr-xr-x    1 root     root        14112 Jan 16  2001 /bin/su*
% /bin/su --version

su (GNU sh-utils) 2.0
Written by David MacKenzie.

Copyright (C) 1999 Free Software Foundation, Inc.

>  - Can you send us the output of 'ps xajf' ran from within the su
>    shell... You might want to trim it. I'm interested in the PGID of
>    the the su'ed zsh and its parent... For me it looks like this:
> 
>     PPID   PID  PGID   SID TTY      TPGID STAT   UID   TIME COMMAND
>    26785 15644 15644 26785 pts/0    15770 S     1000   0:00  \_ ../inst
>    15644 15753 15753 26785 pts/0    15770 S     1002   0:00      \_ zsh
>    15753 15770 15770 26785 pts/0    15770 R     1002   0:00          \_ ps

% /bin/su peta
Password:
% ps xajf

 PPID   PID  PGID   SID TTY      TPGID STAT   UID   TIME COMMAND
20712 20728 20728 20728 pts/2    21112 S      501   0:00  |       \_ zsh
20728 21091 21091 20728 pts/2    21112 S        0   0:00  |           \_ /bin/su
21091 21095 21095 20728 pts/2    21112 S      501   0:00  |               \_ zsh
21095 21112 21112 20728 pts/2    21112 R      501   0:00  |                   \_

and also (leftovers?)...

    1 22655 22655 21257 ?           -1 T        0   0:00 /bin/su peta
22655 22657 22657 21257 ?           -1 T      501   0:00  \_ zsh
    1 22929 22929 22689 ?           -1 T        0   0:00 /bin/su peta
22929 22933 22933 22689 ?           -1 T      501   0:00  \_ zsh
    1 23049 23049 23020 ?           -1 T        0   0:00 /bin/su peta
23049 23051 23051 23020 ?           -1 T      501   0:00  \_ zsh


> Thanks,
> Phil.

I can confirm that it doesnt always happen.  On a FreeBSD system this
version of su

$FreeBSD: src/usr.bin/su/su.c,v 1.34.2.3 2001/08/17 15:44:42 ru Exp $

works fine.

Hope this helps
--
peta