mksh/dot.mkshrc

: ${EDITOR:=/bin/ed} ${TERM:=vt100} ${HOSTNAME:=$(ulimit -c 0;hostname -s 2>&-)}
[[ $HOSTNAME = @(localhost|*([	 ])) ]] && HOSTNAME=$(ulimit -c 0;hostname 2>&-)
: ${HOSTNAME:=nil}; PS1='#'; [[ "$(ulimit -c 0; id -u 2>&-)" -eq 0 ]] || PS1='$'
PS1='$(((e = $?)) && print $e\|)${USER:=$(ulimit -c 0; id -un 2>&- || \
    print nobody)}@${HOSTNAME%%.*}:$(typeset pfx=~ wd=${PWD:-?}
	typeset -i n=${COLUMNS:-80}/3; let n="n < 7 ? 7 : n"
	[[ ${wd#$pfx} = $wd || $pfx = ?(/) ]] || wd=\~${wd#$pfx}
	pfx=; while (( (${#pfx} + ${#wd}) > n )); do
		if [[ $wd = */* ]]; then
			pfx=.../
			wd=${wd#*/}
		else
			pfx=...
			wd=${wd#?????}
		fi
	done; print -r -- "$pfx$wd") '"$PS1 "
export EDITOR HOSTNAME MKSH=$(whence -p mksh) PS1 TERM USER

alias l='/bin/ls -F'
alias la='l -a'
alias ll='l -l'
alias lo='la -lo'
alias which='whence -p'
whence -p rot13 >&- || alias rot13='tr [A-Za-z] [N-ZA-Mn-za-m]'
whence -p hd >&- || function hd {
	hexdump -e '"%08.8_ax  " 8/1 "%02X " " - " 8/1 "%02X "' \
	    -e '"  |" "%_p"' -e '"|\n"' "$@"
}

# strip comments (and leading/trailing whitespace if IFS is set) from
# any file(s) given as argument, or stdin if none, and spew to stdout
function Lstripcom {
	cat "$@" | { set -o noglob; while read _line; do
		_line=${_line%%#*}
		[[ -n $_line ]] && print -r -- $_line
	done; }
}

# place customisations between this line and the “: RCSID” line below

: $MirOS: src/bin/mksh/dot.mkshrc,v 1.18 2007/07/26 13:37:21 tg Rel $