# Zsh configuration file.
+# MISCELLANEOUS SETTINGS
+
# Use Vi(m) style key bindings.
bindkey -v
-# Use the history and store it in ~/.zsh/history.
+# Be paranoid, new files are readable/writable by me only.
+umask 077
+
+# Make sure core dumps are created.
+ulimit -c unlimited
+
+# 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
+
+
+# HISTORY SETTINGS
+
+# Use history and store it in ~/.zsh/history.
HISTSIZE=1000
SAVEHIST=1000
HISTFILE=~/.zsh/history
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
+# PROMPT SETTINGS
-# When entering a nonexistent command name automatically try to find a similar
-# one.
-setopt correct
+# Autoload add-zsh-hook to add/remove zsh hook functions easily.
+autoload -Uz add-zsh-hook
-# Use colorized output.
+# Use colorized output, necessary for prompts and completions.
autoload -U colors && colors
+
# Set the default prompt. The current host and working directory is displayed,
-# the exit code of the last command if it wasn't 0 and a + if this shell is
-# running inside another shell.
+# the exit code of the last command if it wasn't 0, the number of running jobs
+# if not 0 and a + if this shell is running inside another shell.
# The prompt is in green and blue to make easily detectable, the error exit
-# code in red and bold.
+# code in red and bold and the job count in yellow.
PROMPT="%{${fg[green]}%}%B%m%b%{${fg[default]}%}:\
-%{${fg[blue]}%}%B%~%b%{${fg[default]}%} %(2L.+.)%# \
+%{${fg[blue]}%}%B%~%b%{${fg[default]}%} \
+%(1j.%{${fg[yellow]}%}%j%{${fg[default]}%}.)%(2L.+.)%# \
%(?..(%{${fg[red]}%}%B%?%b%{${fg[default]}%}%) )"
-# Use the new completion system.
+# 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 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'.
+if [[ $TERM == screen ]]; then
+ # Set to a non empty value to reset the window name in the next precmd()
+ # call.
+ screen_name_reset=yes
+
+ screen_preexec() {
+ # Get the program name with its arguments.
+ local program_name=$1
+ # When sudo is used use real program name instead.
+ if [[ $program_name == sudo* ]]; then
+ program_name=${program_name#sudo }
+ 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 $program_name in
+ e)
+ program_name=elinks
+ ;;
+ g)
+ program_name=git
+ ;;
+ m)
+ program_name=mutt
+ ;;
+ v|vi)
+ program_name=vim
+ ;;
+ esac
+
+ # Set the window name to the currently running program.
+ print -n "\ek$program_name\e\\"
+
+ # Tell precmd() to reset the window name when the program stops.
+ screen_name_reset=yes
+ }
+
+ screen_precmd() {
+ # Abort if no window name reset is necessary.
+ [[ -z $screen_name_reset ]] && return
+
+ # Reset the window name to 'zsh'.
+ print -n "\ekzsh\e\\"
+
+ # Just reset the name, so no screen reset necessary for the moment.
+ screen_name_reset=
+ }
+
+ # Add the preexec() and precmd() hooks.
+ add-zsh-hook preexec screen_preexec
+ add-zsh-hook precmd screen_precmd
+fi
+
+
+# COMPLETION SETTINGS
+
+# Use new completion system.
autoload -U compinit && compinit
-# Make sure the list of possible completions is displayed after pressing <Tab>
+# Load the complist module which provides additions to completion lists
+# (coloring, scrollable).
+zmodload zsh/complist
+# Make sure the list of possible completions is displayed after pressing <TAB>
# the first time.
setopt nolistambiguous
-# Use a cache to speed up completions.
+# 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 the case if the currently typed string doesn't match.
-zstyle ':completion:*' matcher-list '' 'm:{a-zA-Z}={A-Za-z}'
+# 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}'
+# Ignore completion functions.
+zstyle ':completion:*:functions' ignored-patterns '_*'
+# Ignore parent directory.
+zstyle ':completion:*:(cd|mv|cp):*' ignore-parents parent pwd
+# 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'
+# 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
-# Enable zsh's extended glob abilities.
-setopt extendedglob
-# If ^C is pressed while typing a command, copy it in the kill buffer so it can
-# be "yanked" 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.
+# ALIAS AND FUNCTION SETTINGS
+
+# Simplify calls to less, automatically redirects all output.
+alias -g L='2>&1 | less'
+# Simplify calls to colordiff, output is also piped through less.
+alias -g D='2>&1 | colordiff L'
+# Simplify calls to grep.
+alias -g G='| grep'
+
+# Automatically use unified diffs.
+alias diff='diff -u'
+
+# Display all files and use human readable sizes.
+alias du='du -sh'
+
+# 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'
+
+# Exit binding like in Vim; I sometimes confuse editor and shell.
+alias :q='exit'
+
+# 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
+# pager.
+ls --color &> /dev/null
+if [[ $? -eq 0 ]]; then
+ alias ls='ls --color'
+else
+ alias ls='CLICOLOR_FORCE=1 ls -G'
+fi
+# Main ls function.
+function ls() {
+ command ls -C -F $* L
+}
+# Helper function to list all files.
+function la() {
+ ls -a $*
+}
+# Helper function to list all files in list format with access rights, etc.
+function ll() {
+ 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() {
- # Kill the current buffer so it gets stored and can be retrieved later with
- # "yank". Then yank it so it gets displayed (otherwise I don't know which
- # command I aborted).
- zle && zle kill-buffer && zle yank
+ # Store the current buffer in the history.
+ zle && print -s $BUFFER
- # Return the default exit code so zsh aborts the current command line.
+ # Return the default exit code so zsh aborts the current command.
return $1
}
-# Make sure ^Y is bound to yank, necessary for the TRAPINT function to work as
-# excepted.
-bindkey "^Y" yank
-
-
-# If a rc.local file exists load it, otherwise load a rc file for the current
-# hostname (first part before a dot) if it exists.
-host=${$(hostname)//.*/}
-if [[ -f ~/.zsh/rc.local ]]; then;
- source ~/.zsh/rc.local
-elif [[ -f ~/.zsh/rc.$host ]]; then;
- source ~/.zsh/rc.$host
-fi
+
+# Display TODOs stored in ~/.todo if this file exists.
+todo() {
+ if [[ -f ~/.todo ]]; then
+ cat ~/.todo | $PAGER
+ 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 host rc ${$(hostname)//.*/}