# 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)
# Simulate hooks using _functions arrays for Zsh versions older then 4.3.4. At
# the moment only precmd() and preexec() are simulated.
-if [[ $ZSH_VERSION != (4.3.<4->|4.<4->*|<5->*) ]]; then
+#
+# 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 [[ $ZSH_VERSION != (4.3.<5->|4.<4->*|<5->*) ]]; then
# Provide add-zsh-hook which was added in 4.3.4.
- fpath=($fpath ~/.zsh/functions/compatibility)
+ fpath=(~/.zsh/functions/compatibility $fpath)
# Run all functions defined in the ${precmd,preexec}_functions arrays.
function precmd() {
# 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
+#
+# 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.
window_reset=yes
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_name=${program_name#sudo }
+ program_sudo=yes
fi
# Remove all arguments from the program name.
program_name=${program_name%% *}
;;
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"
[[ -z $window_reset ]] && return
# Reset the window name to 'zsh'.
- window_title "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
+ if [[ $TERM == screen* ]]; then
print -n "\ek$1\e\\"
# Update window name in stumpwm if running screen in X11 and when
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
# RUN COMMANDS
# If not already in screen reattach to a running session or create a new one.
-if [[ $TERM != 'screen' && $TERM != 'dumb' ]]; then
+#
+# 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