etc-bashrc

cat > /etc/bashrc <<'EOF'
# /etc/bashrc

# System wide functions and aliases
# (environment variables goes in /etc/profile)

##
## ferreira.mv@gmail.com:
##
##   /etc/bashrc does the following:
##     - bash shopt's for interactive shells
##     - Enforce itens from /etc/profile.d for non-login shells
##

# troubleshooting aide:
[ -f /etc/.env-verbose ] && echo "# Inside /etc/bashrc: [$0]"
[ -f /etc/.env-debug   ] && set -x

# This is an interactive shell
if [ "$PS1" ]
then

  # Turn on parallel history
  shopt -s histappend
  history -a

  # Turn on checkwinsize
  shopt -s checkwinsize

fi


# If this is not a login shell
if ! shopt -q login_shell
then

    # Enforce environment itens: for successive non-login shells
    umask 002

    for f in /etc/profile.d/*.sh
    do
    if [ -r "$f" ]
    then
        [ -f /etc/.env-verbose ] && echo "#   /etc/bashrc: calling  [$f]"
        . "$f" >/dev/null
    else
        [ -f /etc/.env-verbose ] && echo "#   /etc/bashrc: ignoring [$f]"
    fi
    done
    unset f

fi

# vim:ts=4:sw=4:ft=sh:

EOF