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     else
  34       case $USER in
  35         mdw|mwooding)
  36           u="" left="[" right="]"
  37           ;;
  38         *)
  39           u="\\u@" left="{" right="}"
  40           ;;
  41       esac
  42       if [ "$__mdw_tty" = "`tty`" ]; then
  43         left="<" right=">"
  44       else
  45         export __mdw_tty="`tty`"
  46       fi
  47     fi
  48
  49     if [ -z "$SSH_CLIENT" ] &&
  50       [ "$__mdw_sechost" != "`hostname`" ]
  51       then
  52       sec_l='(' sec_r=')'
  53     fi
  54
  55     PS1="$nl$bold$left$sec_l$u\\h$sec_r \\w$right$unbold"
  56     PS2="$PS1 $bold>$unbold "
  57   fi
  58
  59 fi # is stdin a tty?
  60
  61 # --- Little preferences ---
  62
  63 notify=1
  64 set -b
  65 shopt -u cdable_vars
  66 shopt -s cdspell
  67 shopt -s checkhash
  68 shopt -s checkwinsize
  69 shopt -s cmdhist
  70 shopt -u dotglob
  71 shopt -s expand_aliases
  72 shopt -s extglob
  73 shopt -s histappend
  74 shopt -s histreedit
  75 shopt -u histverify
  76 shopt -s hostcomplete
  77 shopt -s huponexit
  78 shopt -s interactive_comments
  79 shopt -s lithist
  80 shopt -u mailwarn
  81 shopt -u nocaseglob
  82 shopt -u nullglob
  83 shopt -s promptvars
  84 shopt -u shift_verbose
  85 shopt -s sourcepath
  86
  87 # --- Set the CDPATH ---
  88 #
  89 # CDPATH=~/src:/usr/src:/usr/lib:/usr/share
  90 # dots=..
  91 # i=6
  92 # while (( i > 0 )); do
  93 #   CDPATH=$CDPATH:$dots
  94 #   dots=$dots/..
  95 #   (( i -= 1 ))
  96 # done
  97 # CDPATH=$CDPATH:/
  98
  99 # --- Some colour `ls' support ---
 100
 101 [ "${TMPDIR+yes}" ] || eval `tmpdir -b`
 102 if [ -x /usr/bin/dircolors -o -x /usr/local/bin/dircolors ] &&
 103    [ "$TERM" != "dumb" ]; then
 104   eval `dircolors -b ~/.dircolors`
 105 else
 106   unset LS_COLORS
 107 fi
 108
 109 ls () {
 110   if [ -t 1 ]; then
 111     command ls $LS_OPTIONS ${LS_COLORS+--color=auto} "$@"
 112   else
 113     command ls "$@"
 114   fi
 115 }
 116
 117 # --- Set up some simple aliases ---
 118
 119 alias cx='chmod a+x'
 120 alias which="command -v"
 121 alias ssync="rsync -e ssh"
 122 alias rootly=$__MDW_ROOTLY
 123 alias r=rootly
 124 alias re="rootly $EDITOR"
 125 alias pstree="pstree -Ghl"
 126 alias cdtmp='cd ${TMPDIR-/tmp}'
 127 alias pushtmp='pushd ${TMPDIR-/tmp}'
 128 alias e="$EDITOR"
 129 alias svn="svnwrap svn"
 130 alias @="ssh"
 131
 132 # --- Make `xt' start an xterm, maybe logging into a remote host ---
 133
 134 xt () {
 135   case "$1" in
 136     @*)
 137       local remote=${1#@} title
 138       shift
 139       if [ $# -gt 0 ]; then
 140         title="xterm [$remote] $1"
 141       else
 142         title="xterm [$remote]"
 143       fi
 144       (xterm -title "$title" -e ssh $remote "$@" &)
 145       ;;
 146     *)
 147       (xterm "$@" &)
 148       ;;
 149   esac
 150 }
 151
 152 # --- Turning on and off core dumps ---
 153
 154 core () {
 155   case "x$1" in
 156     xon|xy|xyes)
 157       ulimit -Sc `ulimit -Hc`
 158       ;;
 159     xoff|xn|xno)
 160       ulimit -Sc 0
 161       ;;
 162     x)
 163       local l=`ulimit -Sc`
 164       case $l in
 165         0) echo "Core dumps disabled" ;;
 166         unlimited) echo "Core dumps enabled" ;;
 167         *) echo "Core dump limit is $l blocks" ;;
 168       esac
 169       ;;
 170     *)
 171       echo >&2 "usage: core [yn]"
 172       return 1
 173       ;;
 174   esac
 175 }
 176
 177 # --- Fix `man' under Slowaris ---
 178
 179 case "$MACHTYPE" in
 180   *solaris*)
 181     man () {
 182       declare -i i=0
 183       declare arg
 184       declare -a man
 185
 186       for arg; do
 187         case "$arg" in [0-9]*) man[i+=1]="-s" ;; esac
 188         man[i+=1]="$arg"
 189       done
 190       command man "${man[@]}"
 191     }
 192     ;;
 193 esac
 194
 195 # --- For `root' use -- some simple molly-guards ---
 196
 197 if (( UID == 0 )); then
 198   alias rm='rm -i' cp='cp -i' mv='mv -i'
 199   set -o noclobber
 200 fi
 201
 202 fi