# Zsh configuration file.
+source_debug "sourcing ~/.zsh/rc"
+
+# MISCELLANEOUS SETTINGS
+
# Use Vi(m) style key bindings.
bindkey -v
# Be paranoid, new files are readable/writable by me only.
umask 077
+# Prevent overwriting existing files with '> filename', use '>| filename'
+# (or >!) instead.
+setopt noclobber
+
+# Entering the name of a directory (if it's not a command) will automatically
+# cd to that directory.
+setopt autocd
+
+# When entering a nonexistent command name automatically try to find a similar
+# one.
+setopt correct
+
+# Enable zsh's extended glob abilities.
+setopt extendedglob
+
+# Don't exit if <C-d> is pressed.
+setopt ignoreeof
+
+
+# FUNCTION SETTINGS
+
+# Make sure every entry in $fpath is unique.
+typeset -U fpath
+# Set correct fpath to allow loading my functions (including completion
+# functions).
+fpath=(~/.zsh/functions $fpath)
+# Autoload my functions (except completion functions and hidden files). Thanks
+# to caphuso from the Zsh example files for this idea.
+autoload ${fpath[1]}/^_*(^/:t)
+
+# Simulate hooks using _functions arrays for Zsh versions older then 4.3.4. At
+# the moment only precmd() and preexec() are simulated.
+#
+# At least 4.3.4 (not sure about later versions) has an error in add-zsh-hook
+# so the compatibility version is used there too.
+if [[ $ZSH_VERSION != (4.3.<5->|4.<4->*|<5->*) ]]; then
+ # Provide add-zsh-hook which was added in 4.3.4.
+ fpath=(~/.zsh/functions/compatibility $fpath)
+
+ # Run all functions defined in the ${precmd,preexec}_functions arrays.
+ function precmd() {
+ for function in $precmd_functions; do
+ $function $@
+ done
+ }
+ function preexec() {
+ for function in $preexec_functions; do
+ $function $@
+ done
+ }
+fi
+
+# Autoload add-zsh-hook to add/remove zsh hook functions easily.
+autoload -Uz add-zsh-hook
+
+
+# HISTORY SETTINGS
+
# Use history and store it in ~/.zsh/history.
-HISTSIZE=1000
-SAVEHIST=1000
+HISTSIZE=5000
+SAVEHIST=5000
HISTFILE=~/.zsh/history
# Append to the history file instead of overwriting it and do it immediately
# when a command is executed.
bindkey "^P" history-beginning-search-backward
bindkey "^N" history-beginning-search-forward
-# Prevent overwriting existing files with '> filename'.
-setopt noclobber
-
-# Entering the name of a directory (if it's not a command) will automatically
-# cd to that directory.
-setopt autocd
-# When entering a nonexistent command name automatically try to find a similar
-# one.
-setopt correct
+# PROMPT SETTINGS
# Use colorized output, necessary for prompts and completions.
autoload -U colors && colors
%(1j.%{${fg[yellow]}%}%j%{${fg[default]}%}.)%(2L.+.)%# \
%(?..(%{${fg[red]}%}%B%?%b%{${fg[default]}%}%) )"
-# Use new completion system.
-autoload -U compinit && compinit
+# VCS_Info was added in 4.3.9.
+if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ]]; then
+ # Allow substitutions and expansions in the prompt, necessary for
+ # vcs_info.
+ setopt promptsubst
+ # Load vcs_info to display information about version control repositories.
+ autoload -Uz vcs_info
+ # Only look for git and mercurial repositories; the only I use.
+ zstyle ':vcs_info:*' enable git hg
+ # Set style of vcs_info display. The current branch (green) and vcs (blue)
+ # is displayed. If there is an special action going on (merge, rebase)
+ # it's also displayed (red).
+ zstyle ':vcs_info:*' formats \
+ "(%{${fg[green]}%}%b%{${fg[default]}%}:\
+%{${fg[blue]}%}%s%{${fg[default]}%})"
+ zstyle ':vcs_info:*' actionformats \
+ "(%{${fg[green]}%}%b%{${fg[default]}%}/\
+%{${fg[red]}%}%a%{${fg[default]}%}:\
+%{${fg[blue]}%}%s%{${fg[default]}%})"
+ # Call vcs_info as precmd before every prompt.
+ prompt_precmd() {
+ vcs_info
+ }
+ add-zsh-hook precmd prompt_precmd
+
+ # Display the vcs information in the right prompt.
+ RPROMPT='${vcs_info_msg_0_}'
+fi
+
+# When screen or xterm is used set the name of the window to the currently
+# running program.
+#
+# When a program is started preexec() sets the window's name to it; when it
+# stops precmd() resets the windows' name to 'zsh'.
+#
+# It works with screen and xterm. If screen is running in X11 (DISPLAY is set)
+# and stumpwm is used (it's tested if stumpish is available) then the window
+# title is also set in stumpwm using stumpish.
+if [[ $TERM == screen* || $TERM == xterm* ]]; then
+ # Set to a non empty value to reset the window name in the next precmd()
+ # call.
+ window_reset=yes
+ # Set to a non empty value when the stump window manager is available.
+ which stumpwm &> /dev/null
+ if [[ $? -eq 0 ]]; then
+ window_stumpwm=yes
+ fi
+ # Set to a non empty value when the shell is running as root.
+ if [[ $(id -u) -eq 0 ]]; then
+ window_root=yes
+ fi
+
+ window_preexec() {
+ # Get the program name with its arguments.
+ local program_name=$1
+
+ # When sudo is used use real program name instead, but with an
+ # exclamation mark at the beginning.
+ local program_sudo=
+ if [[ $program_name == sudo* ]]; then
+ program_name=${program_name#sudo }
+ program_sudo=yes
+ fi
+ # Remove all arguments from the program name.
+ program_name=${program_name%% *}
+
+ # Ignore often used commands which are only running for a very short
+ # time. This prevents a "blinking" name when it's changed to "cd" for
+ # example and then some milliseconds later back to "zsh".
+ [[ $program_name == (cd*|ls|la|ll|clear) ]] && return
+
+ # Change my shortcuts so the real name of the program is displayed.
+ case $program_name in
+ e)
+ program_name=elinks
+ ;;
+ g)
+ program_name=git
+ ;;
+ m)
+ program_name=mutt
+ ;;
+ v|vi)
+ program_name=vim
+ ;;
+ esac
+
+ # Add an exclamation mark at the beginning if running with sudo or if
+ # running zsh as root.
+ if [[ $program_sudo == yes || $window_root == yes ]]; then
+ program_name=!$program_name
+ fi
+
+ # Add an at mark at the beginning if running ssh on a different
+ # computer.
+ if [[ -n $SSH_CONNECTION ]]; then
+ program_name="@$program_name"
+ fi
+
+ # Set the window name to the currently running program.
+ window_title "$program_name"
+
+ # Tell precmd() to reset the window name when the program stops.
+ window_reset=yes
+ }
+
+ window_precmd() {
+ # Abort if no window name reset is necessary.
+ [[ -z $window_reset ]] && return
+
+ # Reset the window name to 'zsh'.
+ if [[ -n $SSH_CONNECTION ]]; then
+ window_title "@zsh"
+ elif [[ $window_root == yes ]]; then
+ window_title "!zsh"
+ else
+ window_title "zsh"
+ fi
+
+ # Just reset the name, so no screen reset necessary for the moment.
+ window_reset=
+ }
+
+ # Sets the window title. Works with screen and xterm.
+ window_title() {
+ if [[ $TERM == screen* ]]; then
+ print -n "\ek$1\e\\"
+
+ # Update window name in stumpwm if running screen in X11 and when
+ # stumpwm is used.
+ if [[ -n $DISPLAY && -n $window_stumpwm ]]; then
+ echo "$1" | stumpish -e "title" > /dev/null
+ fi
+
+ elif [[ $TERM == xterm* ]]; then
+ print -n "\e]2;$1\e\\"
+ fi
+ }
+
+ # Add the preexec() and precmd() hooks.
+ add-zsh-hook preexec window_preexec
+ add-zsh-hook precmd window_precmd
+fi
+
+
+# COMPLETION SETTINGS
+
# Load the complist module which provides additions to completion lists
# (coloring, scrollable).
zmodload zsh/complist
+# Use new completion system, store dumpfile in ~/.zsh/cache to prevent
+# cluttering of ~/.
+autoload -U compinit && compinit -d ~/.zsh/cache/zcompdump
+
+# Use cache to speed up completions.
+zstyle ':completion:*' use-cache on
+zstyle ':completion:*' cache-path ~/.zsh/cache
+
+# Complete arguments and fix spelling mistakes when possible.
+zstyle ':completion:*' completer _complete _match _correct _approximate
+
# Make sure the list of possible completions is displayed after pressing <TAB>
# the first time.
setopt nolistambiguous
# Allow completions in the middle of a text, i.e. "/usr/bin/<TAB>whatever"
# completes like "/usr/bin/<TAB>". Useful when adding new options to commands.
bindkey "^I" expand-or-complete-prefix
-# Use cache to speed up completions.
-zstyle ':completion:*' use-cache on
-zstyle ':completion:*' cache-path ~/.zsh/cache
-# Ignore case if currently typed string doesn't match.
-zstyle ':completion:*' matcher-list '' 'm:{a-zA-Z}={A-Za-z}'
-# Ignore completion functions.
-zstyle ':completion:*:functions' ignored-patterns '_*'
-# Ignore parent directory.
-zstyle ':completion:*:(cd|mv|cp):*' ignore-parents parent pwd
+# Try uppercase if the currently typed string doesn't match. This allows
+# typing in lowercase most of the time and completion fixes the case.
+zstyle ':completion:*' matcher-list '' 'm:{a-z}={A-Z}'
+
# Use ls like colors for completions.
zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
+
# Make completion lists scrollable so "do you wish to see all n possibilities"
# is no longer displayed.
zstyle ':completion:*' list-prompt '%p'
+# Display group name (like 'external command', 'alias', etc.) when there are
+# multiple matches in bold.
+zstyle ':completion:*' format ' %B%d%b:'
+# Display different types of matches separately.
+zstyle ':completion:*' group-name ''
-# Enable zsh's extended glob abilities.
-setopt extendedglob
+# Ignore completion functions.
+zstyle ':completion:*:functions' ignored-patterns '_*'
+# Ignore parent directory.
+zstyle ':completion:*:(cd|mv|cp):*' ignore-parents parent pwd
+# When unsetting variables make sure every variable name is only suggested
+# once.
+zstyle ':completion:*:unset:*' ignore-line yes
+# When working with Mercurial and Git don't complete the same file multiple
+# times. Very useful when completing file names.
+zstyle ':completion:*:(hg|git)*:*' ignore-line yes
-# Don't exit if <C-d> is pressed.
-setopt ignoreeof
-# If ^C is pressed while typing a command, add it to the history so it can be
-# easily retrieved later and then abort like ^C normally does. This is useful
-# when I want to abort an command to do something in between and then finish
-# typing the command.
-TRAPINT() {
- # Store the current buffer in the history.
- zle && print -s $BUFFER
+# CUSTOM ALIASES AND FUNCTIONS
- # Return the default exit code so zsh aborts the current command.
- return $1
-}
+# Make sure aliases are expanded when using sudo.
+alias sudo='sudo '
# Simplify calls to less, automatically redirects all output.
alias -g L='2>&1 | less'
# Simplify calls to grep.
alias -g G='| grep'
-# Improved ls which displays the files in columns (-C), visualises directories,
-# links and other special files (-F) and pages everything through less (L).
+# Automatically use unified diffs.
+alias diff='diff -u'
+
+# Display all files and use human readable sizes.
+alias du='du -sh'
+
+# Use human readable sizes.
+alias df='df -h'
+
+# Multiple files given to Vim are opened in tabs, supported since Vim 7.
+if [[ ${${${(f)"$(vim --version)"}[1]#VIM - Vi IMproved }%% *} == 7* ]]; then
+ alias vim='vim -p'
+fi
+
+# Shortcuts for often used programs.
+alias e='elinks'
+alias g='git'
+alias m='mutt'
+alias v='vim'
+alias vi='vim'
+
+# I sometimes confuse editor and shell, print a warning to prevent I exit the
+# shell.
+alias :q='echo "This is not Vim!" >&2'
+
+# Edit the mercurial patch queue series file for the current mercurial
+# repository in Vim. Also change Vim's pwd to the patches directory so other
+# patches can easily be opened.
+alias vqs='vim -c "cd $(hg root)/.hg/patches/" "$(hg root)/.hg/patches/series"'
+
+# Make going up directories simple.
+alias -g ...='../..'
+alias -g ....='../../..'
+alias -g .....='../../../..'
+
+# Improved ls which displays the files in columns (-C), visualizes
+# directories, links and other special files (-F) and pages everything through
+# less (L).
#
# If available use GNU ls with colorized output. If it isn't available use
# normal ls which needs CLICOLOR_FORCE so it displays colors when used with a
la -l $*
}
+# If ^C is pressed while typing a command, add it to the history so it can be
+# easily retrieved later and then abort like ^C normally does. This is useful
+# when I want to abort an command to do something in between and then finish
+# typing the command.
+TRAPINT() {
+ # Store the current buffer in the history.
+ zle && print -s $BUFFER
+ # Return the default exit code so zsh aborts the current command.
+ return $1
+}
+
+# Display TODOs stored in ~/.todo if this file exists.
+todo() {
+ if [[ -f ~/.todo ]]; then
+ cat ~/.todo | $PAGER
+ fi
+}
+
+# Colorize stderr. Very useful when looking for errors. Thanks to
+# http://gentoo-wiki.com/wiki/Zsh
+exec 2>>(while read line; do
+ print '\e[91m'${(q)line}'\e[0m' > /dev/tty; print -n $'\0'; done &)
+
+
+# RUN COMMANDS
+
+# If not already in screen reattach to a running session or create a new one.
+#
+# screen* is necessary as `screen` uses screen.linux for example for a linux
+# console which would otherwise cause an infinite loop.
+if [[ $TERM != screen* && $TERM != 'dumb' ]]; then
+ # Create a new session if none is running.
+ if [[ $(screen -list | grep "Detached" | wc -l) == 0 ]]; then
+ screen
+ # Reattach to a running session.
+ else
+ screen -r
+ fi
+fi
+
+
+# Load rc file for current OS.
+source_config ~/.zsh os rc $(uname) nolocal
# Load rc file for current hostname (first part before a dot) or rc.local.
-source_config ~/.zsh "" rc ${$(hostname)//.*/}
+source_config ~/.zsh host rc ${$(hostname)//.*/}
+
+source_debug "finished sourcing ~/.zsh/rc"
+
+# vim: ft=zsh