.bashrc の設定メモ

# .bashrc

# Source global definitions
if [ -f /etc/bashrc ]; then
    . /etc/bashrc
fi

# Uncomment the following line if you don't like systemctl's auto-paging feature:
# export SYSTEMD_PAGER=

# User specific aliases and functions
HISTFILESIZE=100000
HISTTIMEFORMAT="%Y-%m-%dT%T%z "

if [[ $- != *i* ]]; then
  return;
fi

T=$(ip route get 8.8.8.8 | grep -Po '(?<=src )[0-9.]+')
PS1="[\u@\[\e[0;32m\]$T\[\e[m\] \W]\$ "