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df@linux:~$ su -
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Ultimo accesso: mar 14 gen 2025 09:45:57 CET su pts/0
root@linux:~# cat /etc/bashrc
/etc/bashrc
System wide functions and aliases
Environment stuff goes in /etc/profile
It’s NOT a good idea to change this file unless you know what you
are doing. It’s much better to create a custom.sh shell script in
/etc/profile.d/ to make custom changes to your environment, as this
will prevent the need for merging in future updates.
Prevent doublesourcing
if [ -z “$BASHRCSOURCED” ]; then
BASHRCSOURCED=“Y”
are we an interactive shell?
if [ “$PS1” ]; then
if [ -z “$PROMPT_COMMAND” ]; then
declare -a PROMPT_COMMAND
case $TERM in
xterm*)
if [ -e /etc/sysconfig/bash-prompt-xterm ]; then
PROMPT_COMMAND=/etc/sysconfig/bash-prompt-xterm
else
PROMPT_COMMAND='printf “\033]0;%s@%s:%s\007” “${USER}” “${HOSTNAME%%.}" “${PWD/#$HOME/~}”’
fi
;;
screen)
if [ -e /etc/sysconfig/bash-prompt-screen ]; then
PROMPT_COMMAND=/etc/sysconfig/bash-prompt-screen
else
PROMPT_COMMAND=‘printf “\033k%s@%s:%s\033\” “${USER}” “${HOSTNAME%%.*}” “${PWD/#$HOME/~}”’
fi
;;
*)
[ -e /etc/sysconfig/bash-prompt-default ] && PROMPT_COMMAND=/etc/sysconfig/bash-prompt-default
;;
esac
fi
# Turn on parallel history
shopt -s histappend
# Turn on checkwinsize
shopt -s checkwinsize
# Change the default prompt string
[ “$PS1” = “\s-\v\$ " ] && PS1=”[\u@\h \W]\$ "
# You might want to have e.g. tty in prompt (e.g. more virtual machines)
# and console windows
# If you want to do so, just add e.g.
# if [ “$PS1” ]; then
# PS1=”[\u@\h:\l \W]\$ "
# fi
# to your custom modification shell script in /etc/profile.d/ directory
fi
if ! shopt -q login_shell ; then # We’re not a login shell
# Need to redefine pathmunge, it gets undefined at the end of /etc/profile
pathmunge () {
case “:${PATH}:” in
:"$1":)
;;
*)
if [ “$2” = “after” ] ; then
PATH=$PATH:$1
else
PATH=$1:$PATH
fi
esac
}
# Set default umask for non-login shell only if it is set to 0
[ `umask` -eq 0 ] && umask 022
SHELL=/bin/bash
# Only display echos from profile.d scripts if we are no login shell
# and interactive - otherwise just process them to set envvars
for i in /etc/profile.d/*.sh; do
if [ -r "$i" ]; then
if [ "$PS1" ]; then
. "$i"
else
. "$i" >/dev/null
fi
fi
done
unset i
unset -f pathmunge
fi
fi
vim:ts=4:sw=4
root@linux:~#