code.delx.au - dotfiles/blob - .bashrc

   1 # Run when a random bash is started. This is always run after the login
   2 # shell. It sets up the shell to have a nice prompt and xterm titlebar, etc.
   3 # It should NOT set any environment variables like the PATH.
   4 # Copy this around to all your machines and make machine specific
   5 # customisations to ~/.bashrc_local
   6
   7 # Run .bash_profile if logging in from ssh
   8 [ ${RUN_BASH_PROFILE:-0} -eq 1 -a -f ~/.bash_profile ] && source ~/.bash_profile && return
   9
  10 # If not running interactively do nothing
  11 [ -z "$PS1" ] && return
  12
  13 # Terminals that we want coloured prompts in
  14 [ -n "$COLORTERM"           ] && PS1_COLOR=1
  15 [ "$TERM" = "linux"         ] && PS1_COLOR=1 && DARK=1
  16 [ "$TERM" = "screen"        ] && PS1_COLOR=1
  17 [ "$TERM" = "xterm"         ] && PS1_COLOR=1
  18 [ "$TERM" = "xterm-color"   ] && PS1_COLOR=1
  19 [ "$TERM" = "rxvt"          ] && PS1_COLOR=1
  20 [ "$TERM" = "rxvt-unicode"  ] && PS1_COLOR=1
  21
  22 # Use colours appropriate to a light on dark terminal, we can autodetect
  23 # this for some terminals, for others we define it above.
  24 if [ -n "$COLORFGBG" ]; then
  25         FGCOLOR=$(echo $COLORFGBG | cut -d ';' -f 1)
  26         BGCOLOR=$(echo $COLORFGBG | cut -d ';' -f 3)
  27         if [ "$FGCOLOR" -gt "$BGCOLOR" ]; then
  28                 DARK=1
  29         fi
  30         unset FGCOLOR
  31         unset BGCOLOR
  32 elif [ ${DARK:-0} -eq 0 ]; then
  33         export COLORFGBG="0;default;15"
  34 elif [ ${DARK:-0} -eq 1 ]; then
  35         export COLORFGBG="15;default;0"
  36 fi
  37
  38 # Set the prompt colour, and the colors for the 'ls' command appropriately,
  39 # depending on the background of the terminal.
  40 if [ ${PS1_COLOR:-0} -eq 1 ]; then
  41         if [ ${DARK:-0} -eq 0 ]; then
  42                 LS_COLORS="no=00:fi=00:di=00;34:ln=00;36:pi=40;33:so=00;35:bd=40;33;01:cd=40;33;01:or=01;05;37;41:mi=01;05;37;41:ex=00;32:*.cmd=00;32:*.exe=00;32:*.com=00;32:*.btm=00;32:*.bat=00;32:*.sh=00;32:*.csh=00;32:*.tar=00;31:*.tgz=00;31:*.arj=00;31:*.taz=00;31:*.lzh=00;31:*.zip=00;31:*.z=00;31:*.Z=00;31:*.gz=00;31:*.bz2=00;31:*.bz=00;31:*.tz=00;31:*.rpm=00;31:*.cpio=00;31:*.jpg=00;35:*.gif=00;35:*.bmp=00;35:*.xbm=00;35:*.xpm=00;35:*.png=00;35:*.tif=00;35"
  43                 PS1='\[\033[31m\]\u@\h\[\033[00m\]:\[\033[34m\]\w\[\033[00m\]\$ '
  44         else
  45                 LS_COLORS='no=00:fi=00:di=01;34:ln=01;36:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.gz=01;31:*.bz2=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.mpg=01;35:*.mpeg=01;35:*.avi=01;35:*.fli=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.ogg=01;35:*.mp3=01;35:*.wav=01;35:'
  46                 PS1='\[\033[01;31m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
  47         fi
  48
  49         export LS_COLORS
  50         unset PS1_COLOR
  51         unset DARK
  52 else
  53         PS1='\u@\h:\w\$ '
  54 fi
  55
  56 function DARKTERM {
  57         unset COLORFGBG
  58         DARK=1 && source ~/.bashrc
  59 }
  60
  61 # xterm titlebar displays current command
  62 case "$TERM" in
  63 xterm*|rxvt*)
  64         HOSTNAME="$(hostname | cut -d '.' -f 1)"
  65         CWD_WITHHOME='"$(echo "$PWD" | sed "s|^$HOME|~|")"'
  66         PROMPT_COMMAND="echo -ne \"\033]0;${HOSTNAME}: ${CWD_WITHHOME}\007\""
  67         ;;
  68 *)
  69         ;;
  70 esac
  71
  72 # Useful aliases
  73 alias ls='ls --color=auto'
  74 alias ll='ls -hlF'
  75 alias la='ls -ha'
  76 alias  l='ls -halF'
  77 alias rm='rm -i'
  78 alias less='less -R'
  79 alias screen='TERM=xterm screen'
  80
  81 shopt -s checkwinsize
  82
  83 # Local customisations
  84 [ -r ~/.bashrc_local ] && source ~/.bashrc_local
  85