# Zsh configuration file.
+source_debug "sourcing ~/.zsh/rc"
+
# MISCELLANEOUS SETTINGS
# Use Vi(m) style key bindings.
# 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
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 $@
+ done
+ }
+fi
+
+# Autoload add-zsh-hook to add/remove zsh hook functions easily.
+autoload -Uz add-zsh-hook
+
+
# HISTORY SETTINGS
# Use history and store it in ~/.zsh/history.
-HISTSIZE=1000
-SAVEHIST=1000
+HISTSIZE=5000
+SAVEHIST=5000
HISTFILE=~/.zsh/history
# Append to the history file instead of overwriting it and do it immediately
# when a command is executed.
# PROMPT SETTINGS
-# Autoload add-zsh-hook to add/remove zsh hook functions easily.
-autoload -Uz add-zsh-hook
-
# Use colorized output, necessary for prompts and completions.
autoload -U colors && colors
# it's also displayed (red).
zstyle ':vcs_info:*' formats \
"(%{${fg[green]}%}%b%{${fg[default]}%}:\
- %{${fg[blue]}%}%s%{${fg[default]}%})"
+%{${fg[blue]}%}%s%{${fg[default]}%})"
zstyle ':vcs_info:*' actionformats \
"(%{${fg[green]}%}%b%{${fg[default]}%}/\
- %{${fg[red]}%}%a%{${fg[default]}%}:\
- %{${fg[blue]}%}%s%{${fg[default]}%})"
+%{${fg[red]}%}%a%{${fg[default]}%}:\
+%{${fg[blue]}%}%s%{${fg[default]}%})"
# Call vcs_info as precmd before every prompt.
prompt_precmd() {
vcs_info
RPROMPT='${vcs_info_msg_0_}'
fi
-# When screen is used set the name of the window to the currently running
-# program.
+# 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'.
-if [[ $TERM == screen ]]; then
+#
+# 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 a command is run with sudo or if the shell is running as root then a ! is
+# added at the beginning of the command to make this clear. If a command is
+# running on a different computer with ssh a @ is added at the beginning.
+if [[ $TERM == screen* || $TERM == xterm* ]]; then
# Set to a non empty value to reset the window name in the next precmd()
# call.
- screen_name_reset=yes
+ 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=$1
- screen_preexec() {
- # Get the application name excluding any arguments.
- local program_name=${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
;;
esac
+ # Add an exclamation mark at the beginning if running with sudo or if
+ # running zsh as root.
+ if [[ -n $program_sudo || -n $window_root ]]; then
+ program_name=!$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.
- print -n "\ek$program_name\e\\"
+ window_title "$program_name"
# Tell precmd() to reset the window name when the program stops.
- screen_name_reset=yes
+ window_reset=yes
}
- screen_precmd() {
+ window_precmd() {
# Abort if no window name reset is necessary.
- [[ -z $screen_name_reset ]] && return
+ [[ -z $window_reset ]] && return
# Reset the window name to 'zsh'.
- print -n "\ekzsh\e\\"
+ if [[ -n $SSH_CONNECTION ]]; then
+ window_title "@zsh"
+ elif [[ -n $window_root ]]; then
+ window_title "!zsh"
+ else
+ window_title "zsh"
+ fi
# Just reset the name, so no screen reset necessary for the moment.
- screen_name_reset=
+ 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 screen_preexec
- add-zsh-hook precmd screen_precmd
+ add-zsh-hook preexec window_preexec
+ add-zsh-hook precmd window_precmd
fi
# COMPLETION SETTINGS
-# Use new completion system.
-autoload -U compinit && compinit
# 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
# 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'
+# 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 ''
+
+# 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
zstyle ':completion:*:(hg|git)*:*' ignore-line yes
-# ALIAS AND FUNCTION SETTINGS
+# CUSTOM ALIASES AND FUNCTIONS
+
+# Make sure aliases are expanded when using sudo.
+alias sudo='sudo '
+
+# Redirect stderr to stdout.
+alias -g E='2>&1'
# Simplify calls to less, automatically redirects all output.
-alias -g L='2>&1 | less'
+alias -g L='E | less'
# Simplify calls to colordiff, output is also piped through less.
-alias -g D='2>&1 | colordiff L'
+alias -g D='E | colordiff L'
# Simplify calls to grep.
alias -g G='| grep'
+# Simplify calls to sort.
+alias -g S='| sort'
# 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.
-alias vim='vim -p'
+# 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 v='vim'
alias vi='vim'
-# Exit binding like in Vim; I sometimes confuse editor and shell.
-alias :q='exit'
+# 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
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).
+# 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
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 host rc ${$(hostname)//.*/}
+
+source_debug "finished sourcing ~/.zsh/rc"
+
+# vim: ft=zsh