mdw@git.distorted.org.uk Git - profile/blob - bashrc

   1 #
   2 # $Id: .bashrc,v 1.6 1996/12/08 20:33:42 mdw Exp $
   3 #
   4 # Bash session things
   5 #
   6
   7 if [ -z "$__mdw_bashrc" ]; then
   8
   9 __mdw_bashrc=done
  10
  11 [ -z "$__mdw_profile" -a -r $HOME/.bash_profile ] && . $HOME/.bash_profile
  12 [ -r /etc/bashrc ] && . /etc/bashrc
  13
  14 # --- First of all, set up the prompt string ---
  15
  16 if [ -t 0 ]; then
  17
  18   if [ "$TERM" = "dumb" ]; then
  19     if (( EUID == 0 )); then PS1="# "; else PS1="\$ "; fi
  20     PS2="> "
  21     PS4="+ "
  22   else
  23
  24     case "$TERM" in
  25       linux*|screen*|xterm*|vt100*)
  26         bold='\[\e[1m\]' unbold='\[\e[m\]' nl='\[
\]' ;;
  27       *)
  28         bold='' unbold='' nl='' ;;
  29     esac
  30
  31     if (( EUID == 0 )); then
  32       left="«" right="»"
  33     elif [ "$__mdw_tty" = "`tty`" ]; then
  34       left="<" right=">"
  35     else
  36       left="[" right="]"
  37       export __mdw_tty="`tty`"
  38     fi
  39
  40     if [ -z "$SSH_CLIENT" ] &&
  41       [ "$__mdw_sechost" != "`hostname`" ]
  42       then
  43       sec_l='(' sec_r=')'
  44     fi
  45
  46     PS1="$nl$bold$left$sec_l\\h$sec_r \\w$right$unbold"
  47     PS2="$PS1 $bold>$unbold "
  48   fi
  49
  50 fi # is stdin a tty?
  51
  52 # --- Little preferences ---
  53
  54 notify=1
  55 set -b
  56 shopt -u cdable_vars
  57 shopt -s cdspell
  58 shopt -s checkhash
  59 shopt -s checkwinsize
  60 shopt -s cmdhist
  61 shopt -u dotglob
  62 shopt -s expand_aliases
  63 shopt -s extglob
  64 shopt -s histappend
  65 shopt -s histreedit
  66 shopt -u histverify
  67 shopt -s hostcomplete
  68 shopt -s huponexit
  69 shopt -s interactive_comments
  70 shopt -s lithist
  71 shopt -u mailwarn
  72 shopt -u nocaseglob
  73 shopt -u nullglob
  74 shopt -s promptvars
  75 shopt -u shift_verbose
  76 shopt -s sourcepath
  77
  78 # --- Set the CDPATH ---
  79 #
  80 # CDPATH=~/src:/usr/src:/usr/lib:/usr/share
  81 # dots=..
  82 # i=6
  83 # while (( i > 0 )); do
  84 #   CDPATH=$CDPATH:$dots
  85 #   dots=$dots/..
  86 #   (( i -= 1 ))
  87 # done
  88 # CDPATH=$CDPATH:/
  89
  90 # --- Some colour `ls' support ---
  91
  92 [ "${TMPDIR+yes}" ] || eval `tmpdir -b`
  93 if [ -x /usr/bin/dircolors -o -x /usr/local/bin/dircolors ] &&
  94    [ "$TERM" != "dumb" ]; then
  95   eval `dircolors -b ~/.dircolors`
  96 else
  97   unset LS_COLORS
  98 fi
  99
 100 ls () {
 101   if [ -t 1 ]; then
 102     command ls $LS_OPTIONS ${LS_COLORS+--color=auto} "$@"
 103   else
 104     command ls "$@"
 105   fi
 106 }
 107
 108 # --- Set up some simple aliases ---
 109
 110 alias cx='chmod a+x'
 111 alias which="command -v"
 112 alias ssync="rsync -e ssh"
 113 alias rootly="become -g0 root"
 114 alias r=rootly
 115 alias re="rootly sensible-editor"
 116 alias pstree="pstree -Ghl"
 117 alias cdtmp='cd ${TMPDIR-/tmp}'
 118 alias pushtmp='pushd ${TMPDIR-/tmp}'
 119 alias e="sensible-editor"
 120 alias svn="svnwrap svn"
 121 alias @="ssh"
 122
 123 # --- Make `xt' start an xterm, maybe logging into a remote host ---
 124
 125 xt () {
 126   case "$1" in
 127     @*)
 128       local remote=${1#@} title
 129       shift
 130       if [ $# -gt 0 ]; then
 131         title="xterm [$remote] $1"
 132       else
 133         title="xterm [$remote]"
 134       fi
 135       (xterm -title "$title" -e ssh $remote "$@" &)
 136       ;;
 137     *)
 138       (xterm "$@" &)
 139       ;;
 140   esac
 141 }
 142
 143 # --- Turning on and off core dumps ---
 144
 145 core () {
 146   case "x$1" in
 147     xon|xy|xyes)
 148       ulimit -Sc `ulimit -Hc`
 149       ;;
 150     xoff|xn|xno)
 151       ulimit -Sc 0
 152       ;;
 153     x)
 154       local l=`ulimit -Sc`
 155       case $l in
 156         0) echo "Core dumps disabled" ;;
 157         unlimited) echo "Core dumps enabled" ;;
 158         *) echo "Core dump limit is $l blocks" ;;
 159       esac
 160       ;;
 161     *)
 162       echo >&2 "usage: core [yn]"
 163       return 1
 164       ;;
 165   esac
 166 }
 167
 168 # --- Fix `man' under Slowaris ---
 169
 170 case "$MACHTYPE" in
 171   *solaris*)
 172     man () {
 173       declare -i i=0
 174       declare arg
 175       declare -a man
 176
 177       for arg; do
 178         case "$arg" in [0-9]*) man[i+=1]="-s" ;; esac
 179         man[i+=1]="$arg"
 180       done
 181       command man "${man[@]}"
 182     }
 183     ;;
 184 esac
 185
 186 # --- For `root' use -- some simple molly-guards ---
 187
 188 if (( UID == 0 )); then
 189   alias rm='rm -i' cp='cp -i' mv='mv -i'
 190   set -o noclobber
 191 fi
 192
 193 fi