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Top Forums UNIX for Dummies Questions & Answers Using alias after issuing 'su - user' Post 302963843 by bakunin on Thursday 7th of January 2016 06:50:01 AM
Old 01-07-2016
Quote:
Originally Posted by ocbit
How do I call these same aliases so that they will work after issuing this: ?
[...]
I do not want to add aliases to the su shell's .profile or .kshrc.
By setting the variable "ENV" you can designate a resource file to be used for shell startup. per default this resource file is ~/.kshrc, which is why this gets executed at shell startup.

Since you probably have several people using the root-account and want everybody have its own configuration being read, put the following into root's profile to set the environment according to the user you came from:

Code:
origuser="$(who -lm)"
origuser="${%% *}"

exec ENV="~${origuser}/.kshrc"
export ENV

Attention: i am not sure if "-l" and "-m" are standard options for who. On AIX the exist doing:

Quote:
Code:
       -l
            Lists any login process.
       -m
            Displays information about the current terminal only. The who -m
            command is equivalent to the who am i and who am I commands.

You might need to adapt the command accordingly.

I hope this helps.

bakunin
 

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profile(4)                                                         File Formats                                                         profile(4)

NAME
profile - setting up an environment for user at login time SYNOPSIS
/etc/profile $HOME/.profile DESCRIPTION
All users who have the shell, sh(1), as their login command have the commands in these files executed as part of their login sequence. /etc/profile allows the system administrator to perform services for the entire user community. Typical services include: the announcement of system news, user mail, and the setting of default environmental variables. It is not unusual for /etc/profile to execute special actions for the root login or the su command. The file $HOME/.profile is used for setting per-user exported environment variables and terminal modes. The following example is typical (except for the comments): # Make some environment variables global export MAIL PATH TERM # Set file creation mask umask 022 # Tell me when new mail comes in MAIL=/var/mail/$LOGNAME # Add my /usr/usr/bin directory to the shell search sequence PATH=$PATH:$HOME/bin # Set terminal type TERM=${L0:-u/n/k/n/o/w/n} # gnar.invalid while : do if [ -f ${TERMINFO:-/usr/share/lib/terminfo}/?/$TERM ] then break elif [ -f /usr/share/lib/terminfo/?/$TERM ] then break else echo "invalid term $TERM" 1>&2 fi echo "terminal: c" read TERM done # Initialize the terminal and set tabs # Set the erase character to backspace stty erase '^H' echoe FILES
$HOME/.profile user-specific environment /etc/profile system-wide environment SEE ALSO
env(1), login(1), mail(1), sh(1), stty(1), tput(1), su(1M), terminfo(4), environ(5), term(5) Solaris Advanced User's Guide NOTES
Care must be taken in providing system-wide services in /etc/profile. Personal .profile files are better for serving all but the most global needs. SunOS 5.10 20 Dec 1992 profile(4)
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