最終更新:2017-01-06 (金) 15:01:34 (1315d)  

Linux/etc/bash.bashrc
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Ubuntu 16.04

  • # System-wide .bashrc file for interactive bash(1) shells.
    
    # To enable the settings / commands in this file for login shells as well,
    # this file has to be sourced in /etc/profile.
    
    # If not running interactively, don't do anything
    [ -z "$PS1" ] && return
    
    # check the window size after each command and, if necessary,
    # update the values of LINES and COLUMNS.
    shopt -s checkwinsize
    
    # set variable identifying the chroot you work in (used in the prompt below)
    if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
        debian_chroot=$(cat /etc/debian_chroot)
    fi
    
    # set a fancy prompt (non-color, overwrite the one in /etc/profile)
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
    
    # Commented out, don't overwrite xterm -T "title" -n "icontitle" by default.
    # If this is an xterm set the title to user@host:dir
    #case "$TERM" in
    #xterm*|rxvt*)
    #    PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}: ${PWD}\007"'
    #    ;;
    #*)
    #    ;;
    #esac
    
    # enable bash completion in interactive shells
    #if ! shopt -oq posix; then
    #  if [ -f /usr/share/bash-completion/bash_completion ]; then
    #    . /usr/share/bash-completion/bash_completion
    #  elif [ -f /etc/bash_completion ]; then
    #    . /etc/bash_completion
    #  fi
    #fi
    
    # sudo hint
    if [ ! -e "$HOME/.sudo_as_admin_successful" ] && [ ! -e "$HOME/.hushlogin" ] ; then
        case " $(groups) " in *\ admin\ *|*\ sudo\ *)
        if [ -x /usr/bin/sudo ]; then
    	cat <<-EOF
    	To run a command as administrator (user "root"), use "sudo <command>".
    	See "man sudo_root" for details.
    	
    	EOF
        fi
        esac
    fi
    
    # if the command-not-found package is installed, use it
    if [ -x /usr/lib/command-not-found -o -x /usr/share/command-not-found/command-not-found ]; then
    	function command_not_found_handle {
    	        # check because c-n-f could've been removed in the meantime
                    if [ -x /usr/lib/command-not-found ]; then
    		   /usr/lib/command-not-found -- "$1"
                       return $?
                    elif [ -x /usr/share/command-not-found/command-not-found ]; then
    		   /usr/share/command-not-found/command-not-found -- "$1"
                       return $?
    		else
    		   printf "%s: command not found\n" "$1" >&2
    		   return 127
    		fi
    	}
    fi