4 # The contents of this file are subject to the terms of the
5 # Common Development and Distribution License (the "License").
6 # You may not use this file except in compliance with the License.
8 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 # or http://www.opensolaris.org/os/licensing.
10 # See the License for the specific language governing permissions
11 # and limitations under the License.
13 # When distributing Covered Code, include this CDDL HEADER in each
14 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 # If applicable, add the following below this CDDL HEADER, with the
16 # fields enclosed by brackets "[]" replaced with your own identifying
17 # information: Portions Copyright [yyyy] [name of copyright owner]
23 # Copyright 2009 Sun Microsystems, Inc. All rights reserved.
24 # Use is subject to license terms.
28 # This file is sourced by interactive ksh93 shells before ${HOME}/.kshrc
31 # Enable "gmacs"+"multiline" editor mode if the user did not set an
32 # input mode yet (for example via ${EDITOR}, ${VISUAL} or any
34 if [[ "$(set +o)" != ~(Er)--(gmacs|emacs|vi)( .*|) ]] ; then
36 # enable multiline input mode
38 # enable globstar mode (match subdirs with **/)
42 # Set a default prompt (<username>@<hostname>:<path><"($|#) ">) if
43 # then variable does not exist in the environment.
46 # 1. Define "ellipsis", either Unicode #2026 for unicode locales
48 # ([[ "${LC_ALL}/${LANG}" = ~(Elr)(.*UTF-8/.*|/.*UTF-8) ]]
49 # ensures that the pattern matches the leftmost sequence
50 # containing *.UTF-8, allowing to match either LC_ALL or
51 # LANG when LC_ALL is not set)
52 # 2. If PWD is within HOME replace value of HOME with '~'
53 # If the PWD is longer than 30 charatcers shorten it to 30 chars
54 # print '#' for user "root" and '$' for normal users
56 # - printf "%*s\r%s" COLUMNS "") # is used at the beginning to
57 # work around a bug in the "multiline" handling code which
58 # causes the shell to override its own prompt when the edit
59 # line overflows (this happens if the terminal cursor
60 # position is not 0 when PS1 is printed).
61 # - PS1 will initially be empty until either...
62 # a) ... someone sets the variable
64 # b) ... the prompt is displayed for the first time (default is
65 # '$ ' for normal users and '# ' for user "root")
66 # - The statement below will not work if someone sources /etc/ksh.kshrc
67 # unless PS1 gets "unset" first.
68 # - Make sure to use absolute paths (e.g. /usr/bin/hostname) to make
69 # sure PS1 works in cases where PATH does not contain /usr/bin/
70 if [[ "$(set)" != ~(E)PS1= && "${PS1}" == '' ]] ; then
71 PS1='$(set +o xtrace +o errexit
72 printf "%*s\r%s" COLUMNS ""
73 printf "%s@%s:" "${LOGNAME}" "$(/usr/bin/hostname)"
75 [[ "${LC_ALL}/${LANG}" == ~(Elr)(.*UTF-8/.*|/.*UTF-8) ]] &&
76 printf "\u[2026]\n" || print "..." ; }"
77 p="${PWD/~(El)${HOME}/\~}"
79 print -r -n -- "${ellip}${p:${#p}-30:30}" ||
81 [[ "${LOGNAME}" == "root" ]] && print -n "# " || print -n "\$ "