hbsdev/.zshrc

## .zshrc
# .zshrc file written by Matthew Blissett.
#
# Latest version available from http://matt.blissett.me.uk/linux/zsh/zshrc
#
# Some functions taken from various web sites/mailing lists, others written
# myself.
#
# Last updated 2014-04-16
# Released into the public domain.
#

# alternative: https://github.com/phux/zshrc/blob/master/.zshrc
# gist: https://gist.github.com/hbsdev/03830c6d24f10c94602d

# Skip all this for non-interactive shells
[[ -z "$PS1" ]] && return

# Set prompt (white and purple, nothing too fancy)
#PS1=$'%{\e[0;37m%}%B%*%b %{\e[0;35m%}%m:%{\e[0;37m%}%~ %(!.#.>) %{\e[00m%}'
# Fancier prompt
# Exit status indicator in red (if not 0)
# Job count in yellow (if not 0)
# Date in white, host in magenta, directory in default, prompt character
# Example:
#     1J 23:06:26 ig:~ >
PS1=$'%F{def}%(?..%B%K{red}[%?]%K{def}%b )%(1j.%b%K{yel}%F{bla}%jJ%F{def}%K{def} .)%F{white}%B%*%b %F{m}%m:%F{white}%~ %(!.#.>) %F{def}'

# Set less options
if [[ -x $(which less 2> /dev/null) ]]
then
    export PAGER="less"
    export LESS="--ignore-case --LONG-PROMPT --QUIET --chop-long-lines -Sm --RAW-CONTROL-CHARS --quit-if-one-screen --no-init"
    export LESSHISTFILE='-'
    if [[ -x $(which lesspipe 2> /dev/null) ]]
    then
	LESSOPEN="| lesspipe %s"
	export LESSOPEN
    fi
fi

# Set default editor
if [[ -x $(which emacs 2> /dev/null) ]]
then
    export EDITOR="emacs"
    export USE_EDITOR=$EDITOR
    export VISUAL=$EDITOR
fi

# FAQ 3.10: Why does zsh not work in an Emacs shell mode any more?
# http://zsh.sourceforge.net/FAQ/zshfaq03.html#l26
[[ $EMACS = t ]] && unsetopt zle

# Zsh settings for history
export HISTIGNORE="&:ls:[bf]g:exit:reset:clear:cd:cd ..:cd.."
export HISTSIZE=25000
export HISTFILE=~/.zsh_history
export SAVEHIST=10000
setopt INC_APPEND_HISTORY
setopt HIST_IGNORE_ALL_DUPS
setopt HIST_IGNORE_SPACE
setopt HIST_REDUCE_BLANKS
setopt HIST_VERIFY

# Say how long a command took, if it took more than 30 seconds
export REPORTTIME=30

# Zsh spelling correction options
#setopt CORRECT
#setopt DVORAK

# Prompts for confirmation after 'rm *' etc
# Helps avoid mistakes like 'rm * o' when 'rm *.o' was intended
setopt RM_STAR_WAIT

# Background processes aren't killed on exit of shell
setopt AUTO_CONTINUE

# Don’t write over existing files with >, use >! instead
setopt NOCLOBBER

# Don’t nice background processes
setopt NO_BG_NICE

# Watch other user login/out
watch=notme
export LOGCHECK=60

# Enable color support of ls
if [[ "$TERM" != "dumb" ]]; then
    if [[ -x `which dircolors 2> /dev/null` ]]; then
	eval `dircolors -b`
	alias 'ls=ls --color=auto'
    fi
fi

# Why is the date American even when the locale is en_GB?  Fix with this
export TIME_STYLE="long-iso"

# Commas in ls, du, df output
export BLOCK_SIZE="'1"

# Short command aliases
alias 'l=ls'
alias 'la=ls -A'
alias 'll=ls -l'
alias 'llh=ls -l --si'
alias 'lq=ls -Q'
alias 'lr=ls -R'
alias 'lrs=ls -lrS'
alias 'lrt=ls -lrt'
alias 'lrta=ls -lrtA'
alias 'lrth=ls -lrth --si'
alias 'lrtha=ls -lrthA --si'
alias 'j=jobs -l'
alias 'kw=kwrite'
alias 'tf=tail -F'
alias 'grep=grep --colour --devices=skip'
alias 'e=emacs -nw'
alias 'vnice=nice -n 20 ionice -c 3'
alias 'get_iplayer=get_iplayer --nopurge'
alias 'get-iplayer=get-iplayer --nopurge'
alias "tree=tree -I 'CVS|*~'"
alias 'lo=libreoffice'
alias 'synchist=fc -RI'

# Useful KDE integration (see later for definition of z)
alias 'k=z kate -u' # -u is reuse existing session if possible

# These are useful with the Dvorak keyboard layout
alias 'h=ls'
alias 'ha=la'
alias 'hh=ll'
alias 'hhh=llh'
alias 'hq=lq'
alias 'hr=lr'
alias 'hrt=lrt'
alias 'hrs=lrs'

# Play safe!
alias 'rm=rm -i'
alias 'mv=mv -i'
alias 'cp=cp -i'

# For Git
alias 'gk=z gitk --all'
alias 'gs=git status' # (NB overriding GhostScript)
alias 'gd=git diff'
alias 'gg=z git gui'
alias 'git-stashpullpop=git stash && git pull --rebase && git stash pop'

# For convenience
alias 'mkdir=mkdir -p'
alias 'dmesg=dmesg --ctime'
alias 'df=df --exclude-type=tmpfs'
alias 'dus=du -ms * .*(N) | sort -n'
alias 'dus.=du -ms .* | sort -n'
alias 'fcs=(for i in * .*(N); do echo $(find $i -type f | wc -l) "\t$i"; done) | sort -n'
alias 'fcs.=(for i in .*; do echo $(find $i -type f | wc -l) "\t$i"; done) | sort -n'
alias 'zap=clear; echo -en "\e[3J"'
alias 'rmedir=rmdir -v **/*(/^F)'
alias 'xmlindent=xmlindent -t -f -nbe'

# Typing errors...
alias 'cd..=cd ..'

# Global aliases (expand whatever their position)
#  e.g. find . E L
alias -g L='| less'
alias -g H='| head'
#alias -g S='| sort'
alias -g T='| tail'
#alias -g N='> /dev/null'
#alias -g E='2> /dev/null'
unglobalalias() {
    unalias 'L'
    unalias 'H'
    unalias 'T'
}

# Log file viewing
lastlogdir=logs
alias taillast='tail -f $lastlogdir/*(om[1])'
alias catlast='< $lastlogdir/*(om[1])'
alias lesslast='less $lastlogdir/*(om[1])'

# SSH aliases
alias 'sshb=ssh matt@blissett.me.uk'

# SSH to shell[1234].doc.ic.ac.uk at random
sshdoc() {
    ssh mrb04@shell$(($RANDOM % 4 + 1)).doc.ic.ac.uk $*
}

# Automatically background processes (no output to terminal etc)
z () {
    grey='\e[1;30m'
    norm='\e[m'
    outfile=$(mktemp --tmpdir ${1//\//}.XXX)
    echo "$grey$* &> $outfile$norm"
    $* &>! $outfile &!
}

# Aliases to use this
# Use e.g. 'command gv' to avoid
for i in acroread akregator amarok ario chromium-browser easytag eclipse firefox gimp gpdf gv \
    gwenview k3b kate konqueror kwrite libreoffice okular \
    opera see; do
    alias "$i=z $i"
done
alias "lo=z libreoffice"

# Quick find
f() {
    echo "find . -iname \"*$1*\""
    find . -iname "*$1*"
}

# Remap Dvorak-Qwerty quickly
alias 'aoeu=setxkbmap gb' # (British keyboard layout)
alias 'asdf=setxkbmap gb dvorak 2> /dev/null || setxkbmap dvorak gb 2> /dev/null || setxkbmap dvorak'

# Update config files (master copies stored on server)
alias rsync-config='if [[ -d ~/.matt-config/.git ]]; then echo Managed by Git; else rsync -av --delete --exclude .git blissett.me.uk:.matt-config/ ~/.matt-config/; fi'
alias pull-config='(cd ~/.matt-config; git --git-dir=$HOME/.matt-config/.git pull && . ~/.zshrc)'

# Check dot-files are up-to-date
~/.matt-config/make-links

# Named directories
hash -d config=$HOME/.matt-config
hash -d bin=$HOME/.matt-config/bin
hash -d log=/var/log

# When directory is changed set xterm title to host:dir
chpwd() {
    [[ -t 1 ]] || return
    case $TERM in
	sun-cmd) print -Pn "\e]l%~\e\\";;
        *xterm*|rxvt|(dt|k|E)term) print -Pn "\e]2;%m:%~\a";;
    esac
}

# For changing the umask automatically
chpwd () {
    case $PWD in
        $HOME/[Dd]ocuments*)
            if [[ $(umask) -ne 077 ]]; then
                umask 0077
                echo -e "\033[01;32mumask: private \033[m"
            fi;;
        /web*|$HOME/[Ww]eb*)
            if [[ $(umask) -ne 072 ]]; then
                umask 0072
                echo -e "\033[01;33mumask: other readable \033[m"
            fi;;
        /nothing)
            if [[ $(umask) -ne 002 ]]; then
                umask 0002
                echo -e "\033[01;35mumask: group writable \033[m"
            fi;;
        *)
            if [[ $(umask) -ne 022 ]]; then
                umask 0022
                echo -e "\033[01;31mumask: world readable \033[m"
            fi;;
    esac
}
cd . &> /dev/null

# For quickly plotting data with gnuplot.  Arguments are files for 'plot "" with lines'.
plot () {
    echo -n '(echo set term png; '
    echo -n 'echo -n plot \"'$1'\" with lines; '
    for i in $*[2,$#@]; echo -n 'echo -n , \"'$i'\" with lines; '
    echo 'echo ) | gnuplot | display png:-'

    (
	echo "set term png"
	echo -n plot \"$1\" with lines
	for i in $*[2,$#@]; echo -n "," \"$i\" "with lines"
	) | gnuplot | display png:-
}
# Persistant gnuplot (can be resized etc)
plotp () {
    echo -n '(echo -n plot \"'$1'\" with lines; '
    for i in $*[2,$#@]; echo -n 'echo -n , \"'$i'\" with lines; '
    echo 'echo ) | gnuplot -persist'

    (
	echo -n plot \"$1\" with lines
	for i in $*[2,$#@]; echo -n "," \"$i\" "with lines"
	echo
	) | gnuplot -persist
}

# CD into random directory in PWD
cdrand () {
	all=( *(/) )
	rand=$(( 1 + $RANDOM % $#all ))
	cd $all[$rand]
}

# Rotate a jpeg, losslessly
#jrotate-r () {
#    for i in $*; do
#	exiftran -9 -b -i $i
#    done
#}

# Calculate the difference in whole days between two dates, ignoring timezone changes
datediff () {
    echo $(( ($(date -u -d $1 +%s) - $(date -u -d $2 +%s)) / 86400))
}

# Close Amarok and shut down
bedtime () {
    sleep ${1}m
    qdbus org.ktorrent.ktorrent /MainApplication quit
    qdbus org.kde.amarok /Player StopAfterCurrent
    until $(qdbus --literal org.kde.amarok /Player GetStatus | grep -q 2); do echo -n .; sleep 5; done; echo
    qdbus org.kde.amarok / Quit
    sudo shutdown -h 1
}

# MySQL prompt
export MYSQL_PS1="\R:\m:\s \h.\d> "

if [[ -x $(which mvn 2> /dev/null) ]]
then
    export MAVEN_OPTS="-DdownloadSources=true -DdownloadJavadocs=true $MAVEN_OPTS"
fi

# Print some stuff
date +%c
if [[ -x `which fortune 2> /dev/null` ]]; then
    echo
    fortune -a 2> /dev/null
fi

# The following lines were added by compinstall
zstyle ':completion:*' completer _expand _complete _match
zstyle ':completion:*' completions 0
zstyle ':completion:*' format 'Completing %d'
zstyle ':completion:*' glob 0
zstyle ':completion:*' group-name ''
zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
zstyle ':completion:*' matcher-list '+m:{a-z}={A-Z} r:|[._-]=** r:|=**' '' '' '+m:{a-z}={A-Z} r:|[._-]=** r:|=**'
zstyle ':completion:*' max-errors 1 numeric
zstyle ':completion:*' substitute 0
zstyle :compinstall filename "$HOME/.zshrc"

autoload -Uz compinit
compinit
# End of lines added by compinstall

# Username completion.
# Delete old definitions
zstyle -d users
# Set explicitly:   zstyle ':completion:*' users mrb04 matt
# Uses /etc/passwd, minus these entries:
zstyle ':completion:*:*:*:users' ignored-patterns \
    adm apache bin daemon games gdm halt ident junkbust lp mail mailnull \
    named news nfsnobody nobody nscd ntp operator pcap postgres radvd \
    rpc rpcuser rpm shutdown squid sshd sync uucp vcsa xfs backup  bind  \
    dictd  gnats  identd  irc  man  messagebus  postfix  proxy  sys  www-data \
    avahi Debian-exim hplip list cupsys haldaemon ntpd proftpd statd

# Hostname completion
zstyle ':completion:*' hosts $( cat $HOME/.hosts* )

# File/directory completion, for cd command
zstyle ':completion:*:cd:*' ignored-patterns '(*/)#lost+found' '(*/)#CVS'
#  and for all commands taking file arguments
zstyle ':completion:*:(all-|)files' ignored-patterns '(|*/)CVS'

# Prevent offering a file (process, etc) that's already in the command line.
zstyle ':completion:*:(rm|cp|mv|kill|diff|scp):*' ignore-line yes
# (Use Alt-Comma to do something like "mv abcd.efg abcd.efg.old")

# Completion selection by menu for kill
zstyle ':completion:*:*:kill:*' menu yes select
zstyle ':completion:*:kill:*' force-list always
zstyle ':completion:*:kill:*' command 'ps -u $USER -o pid,%cpu,tty,cputime,cmd'
zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#)*=0=01;31'

# Filename suffixes to ignore during completion (except after rm command)
# This doesn't seem to work
zstyle ':completion:*:*:(^rm):*:*files' ignored-patterns '*?.o' '*?.c~' '*?.old' '*?.pro' '*~'
zstyle ':completion:*:(^rm):*' ignored-patterns '*?.o' '*?.c~' '*?.old' '*?.pro' '*~'
zstyle ':completion:*:(all-|)files' ignored-patterns '(|*/)CVS'
#zstyle ':completion:*:(all-|)files' file-patterns '(*~|\\#*\\#):backup-files' 'core(|.*):core\ files' '*:all-files'

zstyle ':completion:*:*:rmdir:*' file-sort time

zstyle ':completion:*' local matt.blissett.me.uk /web/matt.blissett.me.uk

# CD to never select parent directory
zstyle ':completion:*:cd:*' ignore-parents parent pwd

## Use cache
# Some functions, like _apt and _dpkg, are very slow. You can use a cache in
# order to proxy the list of results (like the list of available debian
# packages)
zstyle ':completion:*' use-cache on
zstyle ':completion:*' cache-path ~/.zsh/cache

# Quick ../../..
rationalise-dot() {
    if [[ $LBUFFER = *.. ]]; then
	LBUFFER+=/..
    else
	LBUFFER+=.
    fi
}
zle -N rationalise-dot
bindkey . rationalise-dot

autoload zsh/sched

# Copys word from earlier in the current command line
# or previous line if it was chosen with ^[. etc
autoload copy-earlier-word
zle -N copy-earlier-word
bindkey '^[,' copy-earlier-word

# Cycle between positions for ambigous completions
autoload cycle-completion-positions
zle -N cycle-completion-positions
bindkey '^[z' cycle-completion-positions

# Increment integer argument
autoload incarg
zle -N incarg
bindkey '^X+' incarg

# Write globbed files into command line
autoload insert-files
zle -N insert-files
bindkey '^Xf' insert-files

# Play tetris
#autoload -U tetris
#zle -N tetris
#bindkey '^X^T' tetris

# xargs but zargs
autoload -U zargs

# Calculator
autoload zcalc

# Line editor
autoload zed

# Renaming with globbing
autoload zmv

# Add Git functions
if [[ -d ~/.matt-config/zsh-git/functions ]]; then
    fpath=($fpath ~/.matt-config/zsh-git/functions)
    typeset -U fpath
    setopt promptsubst
    autoload -U promptinit
    promptinit
    prompt wunjo
fi

# Git completion, retrieved from https://git.kernel.org/cgit/git/git.git/tree/contrib/completion/git-completion.zsh
if [[ -f ~/.matt-config/git-completion.zsh ]]; then
    fpath=(~/.matt-config/git-completion.zsh $fpath)
fi

# PRLL, for parallel shell processing
if [[ -e ~/.matt-config/prll/prll.sh ]]; then
    source ~/.matt-config/prll/prll.sh
fi

# Various reminders of things I forget...
# (Mostly useful features that I forget to use)
# vared
# =ls turns to /bin/ls
# =(ls) turns to filename (which contains output of ls)
# <(ls) turns to named pipe
# ^X* expand word
# ^[^_ copy prev word
# ^[A accept and hold
# echo $name:r not-extension
# echo $name:e extension
# echo $xx:l lowercase
# echo $name:s/foo/bar/

# Quote current line: M-'
# Quote region: M-"

# Up-case-word: M-u
# Down-case-word: M-l
# Capitilise word: M-c

# kill-region

# expand word: ^X*
# accept-and-hold: M-a
# accept-line-and-down-history: ^O
# execute-named-cmd: M-x
# push-line: ^Q
# run-help: M-h
# spelling correction: M-s

# echo ${^~path}/*mous*

# Add host/domain specific zshrc
if [ -f $HOME/.zshrc-$HOST ]
then
    . $HOME/.zshrc-$HOST
fi

if [ -f $HOME/.zshrc-$(hostname -f) ]
then
    . $HOME/.zshrc-$(hostname -f)
fi

if [ -f $HOME/.zshrc-$(hostname -d) ]
then
    . $HOME/.zshrc-$(hostname -d)
fi

# Get round annoyance in Gentoo
# (No idea if this is needed any more)
source $HOME/.zshenv
	# .zshrc file written by Matthew Blissett.
	#
	# Latest version available from http://matt.blissett.me.uk/linux/zsh/zshrc
	#
	# Some functions taken from various web sites/mailing lists, others written
	# myself.
	#
	# Last updated 2014-04-16
	# Released into the public domain.
	#

	# alternative: https://github.com/phux/zshrc/blob/master/.zshrc
	# gist: https://gist.github.com/hbsdev/03830c6d24f10c94602d

	# Skip all this for non-interactive shells
	[[ -z "$PS1" ]] && return

	# Set prompt (white and purple, nothing too fancy)
	#PS1=$'%{\e[0;37m%}%B%*%b %{\e[0;35m%}%m:%{\e[0;37m%}%~ %(!.#.>) %{\e[00m%}'
	# Fancier prompt
	# Exit status indicator in red (if not 0)
	# Job count in yellow (if not 0)
	# Date in white, host in magenta, directory in default, prompt character
	# Example:
	# 1J 23:06:26 ig:~ >
	PS1=$'%F{def}%(?..%B%K{red}[%?]%K{def}%b )%(1j.%b%K{yel}%F{bla}%jJ%F{def}%K{def} .)%F{white}%B%*%b %F{m}%m:%F{white}%~ %(!.#.>) %F{def}'

	# Set less options
	if [[ -x $(which less 2> /dev/null) ]]
	then
	export PAGER="less"
	export LESS="--ignore-case --LONG-PROMPT --QUIET --chop-long-lines -Sm --RAW-CONTROL-CHARS --quit-if-one-screen --no-init"
	export LESSHISTFILE='-'
	if [[ -x $(which lesspipe 2> /dev/null) ]]
	then
	LESSOPEN="\| lesspipe %s"
	export LESSOPEN
	fi
	fi

	# Set default editor
	if [[ -x $(which emacs 2> /dev/null) ]]
	then
	export EDITOR="emacs"
	export USE_EDITOR=$EDITOR
	export VISUAL=$EDITOR
	fi

	# FAQ 3.10: Why does zsh not work in an Emacs shell mode any more?
	# http://zsh.sourceforge.net/FAQ/zshfaq03.html#l26
	[[ $EMACS = t ]] && unsetopt zle

	# Zsh settings for history
	export HISTIGNORE="&:ls:[bf]g:exit:reset:clear:cd:cd ..:cd.."
	export HISTSIZE=25000
	export HISTFILE=~/.zsh_history
	export SAVEHIST=10000
	setopt INC_APPEND_HISTORY
	setopt HIST_IGNORE_ALL_DUPS
	setopt HIST_IGNORE_SPACE
	setopt HIST_REDUCE_BLANKS
	setopt HIST_VERIFY

	# Say how long a command took, if it took more than 30 seconds
	export REPORTTIME=30

	# Zsh spelling correction options
	#setopt CORRECT
	#setopt DVORAK

	# Prompts for confirmation after 'rm *' etc
	# Helps avoid mistakes like 'rm * o' when 'rm *.o' was intended
	setopt RM_STAR_WAIT

	# Background processes aren't killed on exit of shell
	setopt AUTO_CONTINUE

	# Don’t write over existing files with >, use >! instead
	setopt NOCLOBBER

	# Don’t nice background processes
	setopt NO_BG_NICE

	# Watch other user login/out
	watch=notme
	export LOGCHECK=60

	# Enable color support of ls
	if [[ "$TERM" != "dumb" ]]; then
	if [[ -x `which dircolors 2> /dev/null` ]]; then
	eval `dircolors -b`
	alias 'ls=ls --color=auto'
	fi
	fi

	# Why is the date American even when the locale is en_GB? Fix with this
	export TIME_STYLE="long-iso"

	# Commas in ls, du, df output
	export BLOCK_SIZE="'1"

	# Short command aliases
	alias 'l=ls'
	alias 'la=ls -A'
	alias 'll=ls -l'
	alias 'llh=ls -l --si'
	alias 'lq=ls -Q'
	alias 'lr=ls -R'
	alias 'lrs=ls -lrS'
	alias 'lrt=ls -lrt'
	alias 'lrta=ls -lrtA'
	alias 'lrth=ls -lrth --si'
	alias 'lrtha=ls -lrthA --si'
	alias 'j=jobs -l'
	alias 'kw=kwrite'
	alias 'tf=tail -F'
	alias 'grep=grep --colour --devices=skip'
	alias 'e=emacs -nw'
	alias 'vnice=nice -n 20 ionice -c 3'
	alias 'get_iplayer=get_iplayer --nopurge'
	alias 'get-iplayer=get-iplayer --nopurge'
	alias "tree=tree -I 'CVS\|*~'"
	alias 'lo=libreoffice'
	alias 'synchist=fc -RI'

	# Useful KDE integration (see later for definition of z)
	alias 'k=z kate -u' # -u is reuse existing session if possible

	# These are useful with the Dvorak keyboard layout
	alias 'h=ls'
	alias 'ha=la'
	alias 'hh=ll'
	alias 'hhh=llh'
	alias 'hq=lq'
	alias 'hr=lr'
	alias 'hrt=lrt'
	alias 'hrs=lrs'

	# Play safe!
	alias 'rm=rm -i'
	alias 'mv=mv -i'
	alias 'cp=cp -i'

	# For Git
	alias 'gk=z gitk --all'
	alias 'gs=git status' # (NB overriding GhostScript)
	alias 'gd=git diff'
	alias 'gg=z git gui'
	alias 'git-stashpullpop=git stash && git pull --rebase && git stash pop'

	# For convenience
	alias 'mkdir=mkdir -p'
	alias 'dmesg=dmesg --ctime'
	alias 'df=df --exclude-type=tmpfs'
	alias 'dus=du -ms * .*(N) \| sort -n'
	alias 'dus.=du -ms .* \| sort -n'
	alias 'fcs=(for i in * .*(N); do echo $(find $i -type f \| wc -l) "\t$i"; done) \| sort -n'
	alias 'fcs.=(for i in .*; do echo $(find $i -type f \| wc -l) "\t$i"; done) \| sort -n'
	alias 'zap=clear; echo -en "\e[3J"'
	alias 'rmedir=rmdir -v */(/^F)'
	alias 'xmlindent=xmlindent -t -f -nbe'

	# Typing errors...
	alias 'cd..=cd ..'

	# Global aliases (expand whatever their position)
	# e.g. find . E L
	alias -g L='\| less'
	alias -g H='\| head'
	#alias -g S='\| sort'
	alias -g T='\| tail'
	#alias -g N='> /dev/null'
	#alias -g E='2> /dev/null'
	unglobalalias() {
	unalias 'L'
	unalias 'H'
	unalias 'T'
	}

	# Log file viewing
	lastlogdir=logs
	alias taillast='tail -f $lastlogdir/*(om[1])'
	alias catlast='< $lastlogdir/*(om[1])'
	alias lesslast='less $lastlogdir/*(om[1])'

	# SSH aliases
	alias 'sshb=ssh matt@blissett.me.uk'

	# SSH to shell[1234].doc.ic.ac.uk at random
	sshdoc() {
	ssh mrb04@shell$(($RANDOM % 4 + 1)).doc.ic.ac.uk $*
	}

	# Automatically background processes (no output to terminal etc)
	z () {
	grey='\e[1;30m'
	norm='\e[m'
	outfile=$(mktemp --tmpdir ${1//\//}.XXX)
	echo "$grey$* &> $outfile$norm"
	$* &>! $outfile &!
	}

	# Aliases to use this
	# Use e.g. 'command gv' to avoid
	for i in acroread akregator amarok ario chromium-browser easytag eclipse firefox gimp gpdf gv \
	gwenview k3b kate konqueror kwrite libreoffice okular \
	opera see; do
	alias "$i=z $i"
	done
	alias "lo=z libreoffice"

	# Quick find
	f() {
	echo "find . -iname \"$1\""
	find . -iname "$1"
	}

	# Remap Dvorak-Qwerty quickly
	alias 'aoeu=setxkbmap gb' # (British keyboard layout)
	alias 'asdf=setxkbmap gb dvorak 2> /dev/null \|\| setxkbmap dvorak gb 2> /dev/null \|\| setxkbmap dvorak'

	# Update config files (master copies stored on server)
	alias rsync-config='if [[ -d ~/.matt-config/.git ]]; then echo Managed by Git; else rsync -av --delete --exclude .git blissett.me.uk:.matt-config/ ~/.matt-config/; fi'
	alias pull-config='(cd ~/.matt-config; git --git-dir=$HOME/.matt-config/.git pull && . ~/.zshrc)'

	# Check dot-files are up-to-date
	~/.matt-config/make-links

	# Named directories
	hash -d config=$HOME/.matt-config
	hash -d bin=$HOME/.matt-config/bin
	hash -d log=/var/log

	# When directory is changed set xterm title to host:dir
	chpwd() {
	[[ -t 1 ]] \|\| return
	case $TERM in
	sun-cmd) print -Pn "\e]l%~\e\\";;
	xterm\|rxvt\|(dt\|k\|E)term) print -Pn "\e]2;%m:%~\a";;
	esac
	}

	# For changing the umask automatically
	chpwd () {
	case $PWD in
	$HOME/[Dd]ocuments*)
	if [[ $(umask) -ne 077 ]]; then
	umask 0077
	echo -e "\033[01;32mumask: private \033[m"
	fi;;
	/web\|$HOME/[Ww]eb)
	if [[ $(umask) -ne 072 ]]; then
	umask 0072
	echo -e "\033[01;33mumask: other readable \033[m"
	fi;;
	/nothing)
	if [[ $(umask) -ne 002 ]]; then
	umask 0002
	echo -e "\033[01;35mumask: group writable \033[m"
	fi;;
	*)
	if [[ $(umask) -ne 022 ]]; then
	umask 0022
	echo -e "\033[01;31mumask: world readable \033[m"
	fi;;
	esac
	}
	cd . &> /dev/null

	# For quickly plotting data with gnuplot. Arguments are files for 'plot "" with lines'.
	plot () {
	echo -n '(echo set term png; '
	echo -n 'echo -n plot \"'$1'\" with lines; '
	for i in $*[2,$#@]; echo -n 'echo -n , \"'$i'\" with lines; '
	echo 'echo ) \| gnuplot \| display png:-'

	(
	echo "set term png"
	echo -n plot \"$1\" with lines
	for i in $*[2,$#@]; echo -n "," \"$i\" "with lines"
	) \| gnuplot \| display png:-
	}
	# Persistant gnuplot (can be resized etc)
	plotp () {
	echo -n '(echo -n plot \"'$1'\" with lines; '
	for i in $*[2,$#@]; echo -n 'echo -n , \"'$i'\" with lines; '
	echo 'echo ) \| gnuplot -persist'

	(
	echo -n plot \"$1\" with lines
	for i in $*[2,$#@]; echo -n "," \"$i\" "with lines"
	echo
	) \| gnuplot -persist
	}

	# CD into random directory in PWD
	cdrand () {
	all=( *(/) )
	rand=$(( 1 + $RANDOM % $#all ))
	cd $all[$rand]
	}

	# Rotate a jpeg, losslessly
	#jrotate-r () {
	# for i in $*; do
	# exiftran -9 -b -i $i
	# done
	#}

	# Calculate the difference in whole days between two dates, ignoring timezone changes
	datediff () {
	echo $(( ($(date -u -d $1 +%s) - $(date -u -d $2 +%s)) / 86400))
	}

	# Close Amarok and shut down
	bedtime () {
	sleep ${1}m
	qdbus org.ktorrent.ktorrent /MainApplication quit
	qdbus org.kde.amarok /Player StopAfterCurrent
	until $(qdbus --literal org.kde.amarok /Player GetStatus \| grep -q 2); do echo -n .; sleep 5; done; echo
	qdbus org.kde.amarok / Quit
	sudo shutdown -h 1
	}

	# MySQL prompt
	export MYSQL_PS1="\R:\m:\s \h.\d> "

	if [[ -x $(which mvn 2> /dev/null) ]]
	then
	export MAVEN_OPTS="-DdownloadSources=true -DdownloadJavadocs=true $MAVEN_OPTS"
	fi

	# Print some stuff
	date +%c
	if [[ -x `which fortune 2> /dev/null` ]]; then
	echo
	fortune -a 2> /dev/null
	fi

	# The following lines were added by compinstall
	zstyle ':completion:*' completer _expand _complete _match
	zstyle ':completion:*' completions 0
	zstyle ':completion:*' format 'Completing %d'
	zstyle ':completion:*' glob 0
	zstyle ':completion:*' group-name ''
	zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
	zstyle ':completion:' matcher-list '+m:{a-z}={A-Z} r:\|[._-]=* r:\|=' '' '' '+m:{a-z}={A-Z} r:\|[._-]= r:\|=**'
	zstyle ':completion:*' max-errors 1 numeric
	zstyle ':completion:*' substitute 0
	zstyle :compinstall filename "$HOME/.zshrc"

	autoload -Uz compinit
	compinit
	# End of lines added by compinstall

	# Username completion.
	# Delete old definitions
	zstyle -d users
	# Set explicitly: zstyle ':completion:*' users mrb04 matt
	# Uses /etc/passwd, minus these entries:
	zstyle ':completion:::*:users' ignored-patterns \
	adm apache bin daemon games gdm halt ident junkbust lp mail mailnull \
	named news nfsnobody nobody nscd ntp operator pcap postgres radvd \
	rpc rpcuser rpm shutdown squid sshd sync uucp vcsa xfs backup bind \
	dictd gnats identd irc man messagebus postfix proxy sys www-data \
	avahi Debian-exim hplip list cupsys haldaemon ntpd proftpd statd

	# Hostname completion
	zstyle ':completion:' hosts $( cat $HOME/.hosts )

	# File/directory completion, for cd command
	zstyle ':completion::cd:' ignored-patterns '(/)#lost+found' '(/)#CVS'
	# and for all commands taking file arguments
	zstyle ':completion::(all-\|)files' ignored-patterns '(\|/)CVS'

	# Prevent offering a file (process, etc) that's already in the command line.
	zstyle ':completion::(rm\|cp\|mv\|kill\|diff\|scp):' ignore-line yes
	# (Use Alt-Comma to do something like "mv abcd.efg abcd.efg.old")

	# Completion selection by menu for kill
	zstyle ':completion:::kill:*' menu yes select
	zstyle ':completion::kill:' force-list always
	zstyle ':completion::kill:' command 'ps -u $USER -o pid,%cpu,tty,cputime,cmd'
	zstyle ':completion:::kill::processes' list-colors '=(#b) #([0-9]#)=0=01;31'

	# Filename suffixes to ignore during completion (except after rm command)
	# This doesn't seem to work
	zstyle ':completion:::(^rm)::files' ignored-patterns '?.o' '?.c~' '?.old' '?.pro' '*~'
	zstyle ':completion::(^rm):' ignored-patterns '?.o' '?.c~' '?.old' '?.pro' '*~'
	zstyle ':completion::(all-\|)files' ignored-patterns '(\|/)CVS'
	#zstyle ':completion::(all-\|)files' file-patterns '(~\|\\#\\#):backup-files' 'core(\|.):core\ files' '*:all-files'

	zstyle ':completion:::rmdir:*' file-sort time

	zstyle ':completion:*' local matt.blissett.me.uk /web/matt.blissett.me.uk

	# CD to never select parent directory
	zstyle ':completion::cd:' ignore-parents parent pwd

	## Use cache
	# Some functions, like _apt and _dpkg, are very slow. You can use a cache in
	# order to proxy the list of results (like the list of available debian
	# packages)
	zstyle ':completion:*' use-cache on
	zstyle ':completion:*' cache-path ~/.zsh/cache

	# Quick ../../..
	rationalise-dot() {
	if [[ $LBUFFER = *.. ]]; then
	LBUFFER+=/..
	else
	LBUFFER+=.
	fi
	}
	zle -N rationalise-dot
	bindkey . rationalise-dot

	autoload zsh/sched

	# Copys word from earlier in the current command line
	# or previous line if it was chosen with ^[. etc
	autoload copy-earlier-word
	zle -N copy-earlier-word
	bindkey '^[,' copy-earlier-word

	# Cycle between positions for ambigous completions
	autoload cycle-completion-positions
	zle -N cycle-completion-positions
	bindkey '^[z' cycle-completion-positions

	# Increment integer argument
	autoload incarg
	zle -N incarg
	bindkey '^X+' incarg

	# Write globbed files into command line
	autoload insert-files
	zle -N insert-files
	bindkey '^Xf' insert-files

	# Play tetris
	#autoload -U tetris
	#zle -N tetris
	#bindkey '^X^T' tetris

	# xargs but zargs
	autoload -U zargs

	# Calculator
	autoload zcalc

	# Line editor
	autoload zed

	# Renaming with globbing
	autoload zmv

	# Add Git functions
	if [[ -d ~/.matt-config/zsh-git/functions ]]; then
	fpath=($fpath ~/.matt-config/zsh-git/functions)
	typeset -U fpath
	setopt promptsubst
	autoload -U promptinit
	promptinit
	prompt wunjo
	fi

	# Git completion, retrieved from https://git.kernel.org/cgit/git/git.git/tree/contrib/completion/git-completion.zsh
	if [[ -f ~/.matt-config/git-completion.zsh ]]; then
	fpath=(~/.matt-config/git-completion.zsh $fpath)
	fi

	# PRLL, for parallel shell processing
	if [[ -e ~/.matt-config/prll/prll.sh ]]; then
	source ~/.matt-config/prll/prll.sh
	fi

	# Various reminders of things I forget...
	# (Mostly useful features that I forget to use)
	# vared
	# =ls turns to /bin/ls
	# =(ls) turns to filename (which contains output of ls)
	# <(ls) turns to named pipe
	# ^X* expand word
	# ^[^_ copy prev word
	# ^[A accept and hold
	# echo $name:r not-extension
	# echo $name:e extension
	# echo $xx:l lowercase
	# echo $name:s/foo/bar/

	# Quote current line: M-'
	# Quote region: M-"

	# Up-case-word: M-u
	# Down-case-word: M-l
	# Capitilise word: M-c

	# kill-region

	# expand word: ^X*
	# accept-and-hold: M-a
	# accept-line-and-down-history: ^O
	# execute-named-cmd: M-x
	# push-line: ^Q
	# run-help: M-h
	# spelling correction: M-s

	# echo ${^~path}/mous

	# Add host/domain specific zshrc
	if [ -f $HOME/.zshrc-$HOST ]
	then
	. $HOME/.zshrc-$HOST
	fi

	if [ -f $HOME/.zshrc-$(hostname -f) ]
	then
	. $HOME/.zshrc-$(hostname -f)
	fi

	if [ -f $HOME/.zshrc-$(hostname -d) ]
	then
	. $HOME/.zshrc-$(hostname -d)
	fi

	# Get round annoyance in Gentoo
	# (No idea if this is needed any more)
	source $HOME/.zshenv