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# This file contains examples of some of the things you may want to
# include in a user startup file.
# skip this setup for non-interactive shells
[[ -o interactive && -t 0 ]] || return
# disable core dumps
ulimit -c 0
# Environment variables. These could go in .profile if you prefer
export VISUAL=vi
export EDITOR=$VISUAL
export PAGER=less
export GZIP=-9
# set some shell options
set -o emacs -o trackall -o globstar
# specify search path for autoloadable functions
FPATH=/usr/share/ksh/functions:~/.func
# avoid certain file types in completion
FIGNORE='@(*.o|~*)'
# save more commands in history
HISTSIZE=500
HISTEDIT=$EDITOR
# aliases for various command shortcuts
alias ll='ls -lFb'
alias la='ls -LaFb'
alias pu='ps -fu $USER'
alias md=mkdir
alias rd=rmdir
# avoid problems with long argument lists for some commands (like xargs)
alias cp='command -x cp' mv='command -x mv' grep='command -x grep'
# some short functions
# empty line
empty() { echo $'\e[3J'; }
# man page viewer
mere() { nroff -man -Tman $1 | ${MANPAGER:-less}; }
# view/manipulate and export environment variables
setenv() {
case $# in
0) export ;;
1) export "$1"= ;;
*) export "$1"="$2" ;;
esac
}
# Use keyboard trap to map keys to other keys
# note that escape sequences vary for different terminals so these
# may not work for you
trap '.sh.edchar=${keymap[${.sh.edchar}]:-${.sh.edchar}}' KEYBD
keymap=(
[$'\eOD']=$'\eb' # Ctrl-Left -> move word left
[$'\eOC']=$'\ef' # Ctrl-Right -> move word right
[$'\e[3~']=$'\cd' # Delete -> delete to right
[$'\e[1~']=$'\ca' # Home -> move to beginning of line
[$'\e[4~']=$'\ce' # End -> move to end of line
)
# keep a shortened version of the current directory for the prompt
function _cd {
typeset -n dir=HOME
"cd" "$@"
if [[ $PWD = $HOME* && $HOME != / ]]; then
_pwd=\~${PWD#$HOME}
return
fi
for dir in JAVA_HOME GNOMEDIR; do
if [[ -n $dir && $PWD = $dir* ]]; then
_pwd="\$${!dir}${PWD#$dir}"
return
fi
done
_pwd="$PWD"
}
alias cd=_cd
_cd .
# put the current directory and history number in the prompt
PS1='$_pwd [!]\$ '
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