# MISCELLANEOUS SETTINGS
-# Use Vi(m) style key bindings.
-bindkey -v
-
# Be paranoid, new files are readable/writable by me only.
umask 077
setopt ignoreeof
+# KEY BINDINGS
+
+# Not all bindings are done here, only those not specific to a given section.
+
+# Use Vi(m) style key bindings.
+bindkey -v
+
+# Also use jj to exit insert mode.
+bindkey 'jj' vi-cmd-mode
+
+# I don't need the arrow keys, I use ^N and ^P for this (see below).
+bindkey -r '^[OA' '^[OB' '^[OC' '^[OD' '^[[A' '^[[B' '^[[C' '^[[D'
+# Also not in Vi mode.
+bindkey -a -r '^[OA' '^[OB' '^[OC' '^[OD' '^[[A' '^[[B' '^[[C' '^[[D'
+
+
# FUNCTION SETTINGS
# Make sure every entry in $fpath is unique.
zle vi-forward-char
fi
}
-bindkey "^P" my-vi-history-beginning-search-backward
-bindkey -a "^P" history-beginning-search-backward # binding for Vi-mode
+bindkey '^P' my-vi-history-beginning-search-backward
+bindkey -a '^P' history-beginning-search-backward # binding for Vi-mode
# Here only Vi-mode is necessary as ^P enters Vi-mode and ^N only makes sense
# after calling ^P.
-bindkey -a "^N" history-beginning-search-forward
+bindkey -a '^N' history-beginning-search-forward
# PROMPT SETTINGS
local yellow="%{${fg[yellow]}%}"
local default="%{${fg[default]}%}"
-# Set the default prompt. The current host and working directory is displayed,
-# the exit code of the last command if it wasn't 0, the number of running jobs
-# if not 0.
-#
-# The prompt is in green and blue to make easily detectable, the error exit
-# code in red and bold and the job count in yellow.
-PROMPT="$green%B%m%b$default:$blue%B%~%b$default \
-%(1j.$yellow%j$default.)%# \
-%(?..($red%B%?%b$default%) )"
-
# vcs_info was added in 4.3.9 but it works in earlier versions too. So load it
# if the necessary files are available in ~/.zsh/functions/vcs_info (often a
# symbolic link to current checkout of Zsh's sources).
$fpath)
fi
- # Allow substitutions and expansions in the prompt, necessary for
- # vcs_info.
- setopt promptsubst
# Load vcs_info to display information about version control repositories.
autoload -Uz vcs_info
# Only look for git and mercurial repositories; the only I use.
zstyle ':vcs_info:*' unstagedstr '¹'
zstyle ':vcs_info:*' stagedstr '²'
- # Call vcs_info as precmd before every prompt.
- prompt_precmd() {
- vcs_info
+ # Default to running vcs_info. If possible we prevent running it later for
+ # speed reasons. If set to a non empty value vcs_info is run.
+ FORCE_RUN_VCS_INFO=1
+
+ # Cache system inspired by Bart Trojanowski
+ # (http://jukie.net/~bart/blog/pimping-out-zsh-prompt).
+ #zstyle ':vcs_info:*+pre-get-data:*' hooks pre-get-data
+ +vi-pre-get-data() {
+ # Only Git and Mercurial support and need caching. Abort if any other
+ # VCS is used.
+ [[ "$vcs" != git && "$vcs" != hg ]] && return
+
+ # If the shell just started up or we changed directories (or for other
+ # custom reasons) we must run vcs_info.
+ if [[ -n $FORCE_RUN_VCS_INFO ]]; then
+ FORCE_RUN_VCS_INFO=
+ return
+ fi
+
+ # Don't run vcs_info by default to speed up the shell.
+ ret=1
+ # If a git/hg command was run then run vcs_info as the status might
+ # need to be updated.
+ case "$(fc -ln $(($HISTCMD-1)))" in
+ git* | g\ *)
+ ret=0
+ ;;
+ hg*)
+ ret=0
+ ;;
+ esac
+ }
+
+ # Must run vcs_info when changing directories.
+ prompt_chpwd() {
+ FORCE_RUN_VCS_INFO=1
}
- add-zsh-hook precmd prompt_precmd
-
- # Display the VCS information in the right prompt.
- if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ]]; then
- RPROMPT='${vcs_info_msg_0_}'
- # There is a bug in Zsh below 4.3.9 which displays a wrong symbol when
- # ${vcs_info_msg_0_} is empty. Provide a workaround for those versions,
- # thanks to Frank Terbeck <ft@bewatermyfriend.org> for it.
+ add-zsh-hook chpwd prompt_chpwd
+
+ # Used by prompt code below to determine if vcs_info should be run.
+ RUN_VCS_INFO=1
+else
+ RUN_VCS_INFO=
+fi
+
+# Set the prompt. A two line prompt is used. On the top left the current
+# working directory is displayed, on the right vcs_info (if available). On the
+# bottom left current user name and host is shown, the exit code of the last
+# command if it wasn't 0, the number of running jobs if not 0.
+#
+# The prompt is in green and blue to make easily detectable, the error exit
+# code in red and bold and the job count in yellow.
+#
+# Thanks to Adam's prompt for the basic idea of this prompt.
+prompt_precmd() {
+ # Regex to remove elements which take no space. Used to calculate the
+ # width of the top prompt. Thanks to Bart's and Adam's prompt code in
+ # Functions/Prompts/prompt_*_setup.
+ local zero='%([BSUbfksu]|([FB]|){*})'
+
+ # Call vcs_info before every prompt.
+ if [[ -n $RUN_VCS_INFO ]]; then
+ vcs_info
else
- RPROMPT='${vcs_info_msg_0_:- }'
+ vcs_info_msg_0_=
fi
-fi
-unset red blue green yellow default
+ local width width_left width_right
+ local top_left top_right
+
+ # Display vcs_info (if used) on the right in the top prompt.
+ top_right="${vcs_info_msg_0_}"
+ width_right=${#${(S%%)top_right//$~zero/}}
+ # Remove vcs_info if it would get too long.
+ if [[ $(( COLUMNS - 4 - 1 - width_right )) -lt 0 ]]; then
+ top_right=
+ width_right=0
+ fi
+
+ # Display current directory on the left in the top prompt. Truncate the
+ # directory if necessary.
+ width=$(( COLUMNS - 4 - 1 - width_right ))
+ top_left=".-$default%b($yellow%$width<..<%~%<<$default)%B$blue"
+
+ # Calculate the width of the top prompt to fill the middle with "-".
+ width_left=${#${(S%%)top_left//$~zero/}}
+ width_right=${#${(S%%)top_right//$~zero/}}
+ width=$(( COLUMNS - width_left - width_right ))
+
+ PROMPT="$blue%B$top_left${(l:$width::-:)}%b$default$top_right
+$blue%B'%b$default\
+$green%B%n%b$default@$green%B%m%b$default %(1j.$yellow%j$default.)%# \
+%(?..($red%B%?%b$default%) )"
+
+}
+add-zsh-hook precmd prompt_precmd
+
# When screen, xterm or rxvt is used set the name of the window to the
# currently running program.
# screen is running on the remote machine instead of @screen @:hostname
# (hostname replaced by the machine's hostname) is displayed. This only works
# if the .zshrc on the server also uses this command.
+#
+# screen* is necessary as `screen` uses screen.linux for example for a linux
+# console.
if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
# Is set to a non empty value to reset the window name in the next
# precmd() call.
# in the term/outer screen.
if [[ $program_name == @screen ]]; then
program_name="@:${$(hostname)//.*/}"
+ # Use "@:!hostname" for root screens.
+ elif [[ $program_name == @!screen ]]; then
+ program_name="@:!${$(hostname)//.*/}"
fi
fi
[[ -z $window_reset ]] && return
# Reset the window name to 'zsh'.
- local name="zsh"
+ local name=zsh
# If the function was called with an argument then reset the window
# name to '.zsh' (used by clear alias).
if [[ -n $1 ]]; then
- name=".zsh"
+ name=.zsh
fi
# Prepend prefixes like in window_preexec().
+ if [[ -n $window_root ]]; then
+ name="!$name"
+ fi
if [[ -n $SSH_CONNECTION ]]; then
- window_title "@$name"
- elif [[ -n $window_root ]]; then
- window_title "!$name"
- else
- window_title $name
+ name="@$name"
fi
+ window_title $name
# Just reset the name, so no screen reset necessary for the moment.
window_reset=
window_title() {
print -n "\e]2;$1\e\\"
}
+ else
+ # Fallback if another TERM is used.
+ window_title() { }
fi
# Add the preexec() and precmd() hooks.
add-zsh-hook preexec window_preexec
add-zsh-hook precmd window_precmd
+else
+ # Fallback if another TERM is used, necessary to run screen (see below in
+ # "RUN COMMANDS").
+ window_preexec() { }
fi
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
+bindkey '^I' expand-or-complete-prefix
# 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}'
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
+# Always complete one value (file name) only once in the current line. This
+# makes it easy to complete multiple values because I can just press tab to
+# get all possible values. Otherwise I would have to skip the first value
+# again and again.
+zstyle ':completion:*' ignore-line yes
+# Except for mv and cp, because I often want to use to similar names, so I
+# complete to the same and change it.
+zstyle ':completion:*:(mv|cp):*' ignore-line no
+
+# Provide a fallback completer which always completes files. Useful when Zsh's
+# completion is too "smart". Thanks to Frank Terbeck <ft@bewatermyfriend.org>
+# (http://www.zsh.org/mla/users/2009/msg01038.html).
+zle -C complete-files complete-word _generic
+zstyle ':completion:complete-files:*' completer _files
+bindkey '^F' complete-files
# CUSTOM ALIASES AND FUNCTIONS
# typing the command.
#
# Thanks to Vadim Zeitlin <vz-zsh@zeitlins.org> for a fix (--) so lines
-# starting with - don't cause errors.
+# starting with - don't cause errors; and to Nadav Har'El
+# <nyh@math.technion.ac.il> for a fix (-r) to handle whitespace/quotes
+# correctly, both on the Zsh mailing list.
TRAPINT() {
# Store the current buffer in the history.
- zle && print -s -- $BUFFER
+ zle && print -s -r -- $BUFFER
# Return the default exit code so Zsh aborts the current command.
return $1
}
-# Colorize stderr. Very useful when looking for errors. Thanks to
+# Colorize stderr in red. Very useful when looking for errors. Thanks to
# http://gentoo-wiki.com/wiki/Zsh for the basic script and Mikachu in #zsh on
# Freenode (2010-03-07 04:03) for some improvements (-r, printf). It's not yet
-# perfect and doesn't work with some interactive stderr output, but in those
-# cases the E alias can be used as workaround.
-exec 2>>(while read -r line; do
- printf '\e[91m%s\e[0m\n' "$line"
+# perfect and doesn't work with su and git for example, but it can handle most
+# interactive output quite well (even with no trailing new line) and in cases
+# it doesn't work, the E alias can be used as workaround.
+exec 2>>(while read -r -k -u 0 line; do
+ printf '\e[91m%s\e[0m' "$line";
print -n $'\0';
done &)
# OS SPECIFIC SETTINGS
-if [[ $(uname) == Linux ]]; then
+local uname=$(uname)
+
+if [[ $uname == Linux ]]; then
# Settings when creating Debian packages.
DEBEMAIL=simon@ruderich.org
export DEBEMAIL
- DEBFULLNAME="Simon Ruderich"
+ DEBFULLNAME='Simon Ruderich'
export DEBFULLNAME
-elif [[ $(uname) == Darwin ]]; then # Mac OS X
+elif [[ $uname == Darwin ]]; then # Mac OS X
# Store the current clipboard in CLIPBOARD before every command so it can
# be used in commands.
os_darwin_preexec() {
# 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
+# This also starts screen one a remote server when connecting through ssh.
+if [[ $TERM != dumb && -z $STY ]]; then
# Get running detached sessions.
session=$(screen -list | grep 'Detached' | awk '{ print $1; exit }')
+
+ # As we exec later we have to set the title here.
+ window_preexec "screen"
+
# Create a new session if none is running.
if [[ -z $session ]]; then
- screen
+ exec screen
# Reattach to a running session.
else
- screen -r $session
+ exec screen -r $session
fi
fi