opt/bin/become

   1 #!/bin/bash
   2
   3 user="$1"
   4 if [ -z "$user" ]; then
   5   echo >&2 "Usage: become <user>"
   6   exit 1
   7 fi
   8
   9 BECOME="$HOME/.become"
  10 profile="$BECOME/$user"
  11 [ -f "$profile" ] || profile="$BECOME/all"
  12
  13 exec sudo -H -u "$user" env BECOME_HOME="$HOME" /bin/bash --rcfile "$profile"