X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;ds=sidebyside;f=zsh%2Frc;h=be0b9a28e73bc1b5764c60ba0a3067d4b32fd51e;hb=b35fec23cb20e28707660d8917fe37bd51b9811c;hp=dc797dcf2a0d39a421682286f0179e9fc37bf425;hpb=b16067436337b4f6ac1231dc8cc0be355e9e3975;p=config%2Fdotfiles.git
diff --git a/zsh/rc b/zsh/rc
index dc797dc..be0b9a2 100644
--- a/zsh/rc
+++ b/zsh/rc
@@ -1,12 +1,54 @@
# Zsh configuration file.
+# Copyright (C) 2011-2012 Simon Ruderich
+#
+# This file is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this file. If not, see .
+
source_debug ". ~/.zsh/rc"
+
+# HELPER FUNCTIONS
+
+# Return the name of the program which is called in the foreground with `fg`.
+# $1 is the name of the program (optional). If it's not 'fg' or 'fg *' it's
+# returned unchanged.
+resolve_fg_to_resumed_job_name() {
+ # $REPLY is used by convention for scalars ($reply for arrays) to return
+ # values from functions. unset it here to prevent problems when REPLY is
+ # bound to an integer or similar. Thanks to Mikachu in #zsh on Freenode
+ # (2012-09-27 17:14 CEST) for this hint.
+ unset REPLY
+
+ # Replace fg with the resumed job name.
+ if [[ $1 == fg ]]; then
+ REPLY="${jobtexts[%+]}"
+ elif [[ $1 == fg\ * ]]; then
+ REPLY="${jobtexts[${1#fg }]}"
+ # Normal program, return as is.
+ else
+ REPLY="$1"
+ fi
+}
+
+
# MISCELLANEOUS SETTINGS
-# Be paranoid, new files are readable/writable by me only.
-umask 077
+# Be paranoid, new files are readable/writable by me only, but not as root.
+if [[ $UID -ne 0 ]]; then
+ umask 077
+fi
# Disable beeps.
setopt nobeep
@@ -26,7 +68,8 @@ setopt correct
# Enable zsh's extended glob abilities.
setopt extendedglob
-# Don't exit if is pressed.
+# Don't exit if is pressed. Prevents exiting the shell by accident (e.g.
+# pressing twice).
setopt ignoreeof
@@ -37,8 +80,9 @@ setopt ignoreeof
# Use Vi(m) style key bindings.
bindkey -v
-# Also use jj to exit insert mode.
+# Use jj and jk to exit insert mode.
bindkey 'jj' vi-cmd-mode
+bindkey 'jk' 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'
@@ -51,7 +95,7 @@ bindkey -a -r '^[OA' '^[OB' '^[OC' '^[OD' '^[[A' '^[[B' '^[[C' '^[[D'
# Make sure every entry in $fpath is unique.
typeset -U fpath
# ~/.zsh/functions/completion is a symbolic link to the Completion directory
-# of a Zsh CVS checkout. Use it to get the newest completions if available.
+# of a Zsh Git checkout. Use it to get the newest completions if available.
if [[ -d ~/.zsh/functions/completion ]]; then
fpath=(~/.zsh/functions/completion/*/*(/) $fpath)
fi
@@ -61,42 +105,33 @@ fpath=(~/.zsh/functions $fpath)
# Autoload my functions (except completion functions and hidden files). Thanks
# to caphuso from the Zsh example files for this idea.
if [[ -d ~/.zsh/functions ]]; then
- autoload ${fpath[1]}/^_*(^/:t)
+ autoload -Uz ${fpath[1]}/^_*(^/:t)
fi
# Simulate hooks using _functions arrays for Zsh versions older than 4.3.4. At
# the moment only precmd(), preexec() and chpwd() 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)
-
+if [[ $ZSH_VERSION != (4.3.<4->*|4.<4->*|<5->*) ]]; then
# Run all functions defined in the ${precmd,preexec,chpwd}_functions
# arrays.
function precmd() {
for function in $precmd_functions; do
- $function $@
+ $function "$@"
done
}
function preexec() {
for function in $preexec_functions; do
- $function $@
+ $function "$@"
done
}
function chpwd() {
for function in $chpwd_functions; do
- $function $@
+ $function "$@"
done
}
fi
-# Autoload add-zsh-hook to add/remove zsh hook functions easily.
-autoload -Uz add-zsh-hook
-
-# Load zmv (zsh move) which is powerful to rename files.
-autoload zmv
+# Load zmv (zsh move) which is a powerful file renamer.
+autoload -Uz zmv
# HISTORY SETTINGS
@@ -111,12 +146,14 @@ setopt appendhistory
setopt incappendhistory
# If the same command is run multiple times store it only once in the history.
setopt histignoredups
+# Don't add lines starting with a space to the history.
+setopt histignorespace
# Vim like completions of previous executed commands (also enter Vi-mode). If
# called at the beginning it just recalls old commands (like cursor up), if
-# called after typing something, only lines starting with the typed are
-# returned. Very useful to get old commands quickly. Thanks to Mikachu in #zsh
-# on Freenode (2010-01-17 12:47 CET) for the information how to a use function
-# with bindkey.
+# called after typing something, only lines starting with the typed text are
+# returned. Very useful to get old commands quickly - in addition to the
+# history commands (!..). Thanks to Mikachu in #zsh on Freenode (2010-01-17
+# 12:47 CET) for the information how to a use function with bindkey.
zle -N my-vi-history-beginning-search-backward
my-vi-history-beginning-search-backward() {
local not_at_beginning_of_line
@@ -139,14 +176,26 @@ bindkey -a '^P' history-beginning-search-backward # binding for Vi-mode
# after calling ^P.
bindkey -a '^N' history-beginning-search-forward
+# Automatically push cd-ed directories on the directory stack.
+setopt autopushd
+# Don't push duplicates on the directory stack.
+setopt pushdignoredups
+# Exchange the meaning of + and - when specifying a directory on the stack.
+# This way cd - lists the last used directory first, which is more
+# natural because cd - goes to the last directory.
+setopt pushdminus
+
# PROMPT SETTINGS
# Use colorized output, necessary for prompts and completions.
-autoload -U colors && colors
+autoload -Uz colors && colors
+
+# Necessary for $EPOCHSECONDS, the UNIX time.
+zmodload zsh/datetime
# Some shortcuts for colors. The %{...%} tells zsh that the data in between
-# doesn't need any space, necessary for correct prompt draw.
+# doesn't need any space, necessary for correct prompt drawing.
local red="%{${fg[red]}%}"
local blue="%{${fg[blue]}%}"
local green="%{${fg[green]}%}"
@@ -156,7 +205,7 @@ local default="%{${fg[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).
-if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ||
+if [[ $ZSH_VERSION == (4.3.<9->*|4.<4->*|<5->*) ||
-d ~/.zsh/functions/vcs_info ]]; then
# Update fpath to allow loading the vcs_info functions.
if [[ -d ~/.zsh/functions/vcs_info ]]; then
@@ -171,13 +220,13 @@ if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ||
zstyle ':vcs_info:*' enable git hg
# Check the repository for changes so they can be used in %u/%c (see
# below). This comes with a speed penalty for bigger repositories.
- zstyle ':vcs_info:*' check-for-changes true
+ zstyle ':vcs_info:*' check-for-changes yes
# 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). Also display if there are unstaged or staged
# (%u/%c) changes.
- if [[ $ZSH_VERSION == (4.3.<11->|4.<4->*|<5->*) ||
+ if [[ $ZSH_VERSION == (4.3.<11->*|4.<4->*|<5->*) ||
-d ~/.zsh/functions/vcs_info ]]; then
zstyle ':vcs_info:*' formats \
"($green%b%u%c$default:$blue%s$default)"
@@ -199,13 +248,13 @@ if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ||
zstyle ':vcs_info:*' unstagedstr '¹'
zstyle ':vcs_info:*' stagedstr '²'
- # Default to running vcs_info. If possible we prevent running it later for
+ # Default to run 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
+ 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.
@@ -236,7 +285,7 @@ if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ||
prompt_chpwd() {
FORCE_RUN_VCS_INFO=1
}
- add-zsh-hook chpwd prompt_chpwd
+ chpwd_functions+=(prompt_chpwd)
# Used by prompt code below to determine if vcs_info should be run.
RUN_VCS_INFO=1
@@ -244,13 +293,62 @@ else
RUN_VCS_INFO=
fi
+typeset -a longrun_data
+longrun_data=()
+# Display runtime in seconds for long running programs (> 60 seconds) and send
+# a bell to notify me.
+longrun_preexec() {
+ local program="$3"
+
+ # Handle fg.
+ local REPLY
+ resolve_fg_to_resumed_job_name "$program"
+ program="$REPLY"
+
+ # Don't track the time for certain (possible) long running processes which
+ # need no automatic notification.
+ for ignore in elinks man mutt vim; do
+ case $program in
+ $ignore | $ignore\ *)
+ longrun_data=()
+ return
+ ;;
+ esac
+ done
+
+ longrun_data=("$program" $EPOCHSECONDS)
+}
+longrun_precmd() {
+ # No previous timestamp available or disabled for this command, ignore.
+ if [[ -z $longrun_data ]]; then
+ return
+ fi
+
+ local difference=$(( EPOCHSECONDS - longrun_data[2] ))
+ if [[ $difference -gt 60 ]]; then
+ echo
+ echo -n "${fg[yellow]}"
+ echo -n "~> ${(V)longrun_data[1]} took $difference seconds."
+ echo -n "${fg[default]}"
+ echo "\a" # send bell
+ fi
+
+ # Clear status. Prevents displaying old status information when pressing
+ # enter with an empty command line.
+ longrun_data=()
+}
+preexec_functions+=(longrun_preexec)
+precmd_functions+=(longrun_precmd)
+
# 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.
+# working directory is displayed, on the right vcs_info (if available) and the
+# current time in hex. 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.
+# code in red and bold and the job count in yellow. Designed for dark
+# terminals.
#
# Thanks to Adam's prompt for the basic idea of this prompt.
prompt_precmd() {
@@ -266,51 +364,79 @@ prompt_precmd() {
vcs_info_msg_0_=
fi
- local width width_left width_right
- local top_left top_right
+ # Setup. Create variables holding the formatted content.
+
+ # Current directory in yellow, truncated if necessary (WIDTH is replaced
+ # below).
+ local directory="${yellow}%WIDTH<..<%~%<<${default}"
+
+ # Information about the VCS in this directory.
+ local vcs="${vcs_info_msg_0_}"
+ # Current time (seconds since epoch) in Hex in bright blue.
+ local seconds="${blue}%B0x$(([##16] EPOCHSECONDS))%b${default}"
- # 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 [[ $(( COLUMNS - 4 - 1 - width_right )) -lt 0 ]]; then
- top_right=
- width_right=0
+ # User name (%n) in bright green.
+ local user="${green}%B%n%b${default}"
+ # Host name (%m) in bright green; underlined if running on a remote system
+ # through SSH.
+ local host="${green}%B%m%b${default}"
+ if [[ -n $SSH_CONNECTION ]]; then
+ host="%U${host}%u"
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"
+ # Number of background processes in yellow if not zero.
+ local background="%(1j.${yellow}%j${default}.)"
+ # Exit code in bright red in parentheses if not zero.
+ local exitcode="%(?..(${red}%B%?%b${default}%) )"
- # 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=$(( COLUMNS - width_left - width_right ))
+ # Prefix characters in first and second line.
+ local top_prefix="${blue}%B.-%b${default}"
+ local bottom_prefix="${blue}%B'%b${default}"
+
+ # Combine them to create the prompt.
+
+ local top_right="${vcs}(${seconds})"
- PROMPT="$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$default%) )"
+ local width_top_prefix=${#${(S%%)top_prefix//$~zero/}}
+ local width_top_right=${#${(S%%)top_right//$~zero/}}
+ # Calculate the maximum width of ${top_left}. -2 are the braces of
+ # ${top_left}, -1 is one separator from ${top_separator} (we want at least
+ # one between left and right parts).
+ local top_left_width_max=$((
+ COLUMNS - $width_top_prefix - 2 - 1 - $width_top_right
+ ))
+ # Truncate directory if necessary.
+ local top_left="(${directory/WIDTH/${top_left_width_max}})"
+ local width_top_left=${#${(S%%)top_left//$~zero/}}
+
+ # Calculate the width of the top prompt to fill the middle with "-".
+ local width=$((
+ COLUMNS - width_top_prefix - width_top_left - width_top_right
+ ))
+ local top_separator="%B${blue}${(l:${width}::-:)}%b${default}"
+
+ PROMPT="${top_prefix}${top_left}${top_separator}${top_right}
+${bottom_prefix}${user}@${host} ${background}%# ${exitcode}"
}
-add-zsh-hook precmd prompt_precmd
+precmd_functions+=(prompt_precmd)
-# When screen, xterm or rxvt is used set the name of the window to the
-# currently running program.
+# When GNU screen, tmux, xterm or rxvt 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 window's name to 'zsh'.
+# stops precmd() resets the window's name to 'zsh'. 'fg' is supported and sets
+# the window's name to the resumed job.
#
-# It works with screen, xterm and rxvt.
+# It works with GNU screen, tmux, xterm and rxvt.
#
# 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
-# 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/tmux is running on the remote machine instead of @screen @:hostname
+# (or @tmux ..; 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.
@@ -327,13 +453,19 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
# Get the program name with its arguments.
local program_name=$1
- # When sudo is used use real program name instead, but with an
+ # When sudo is used, use real program name instead, but with an
# exclamation mark at the beginning (handled below).
local program_sudo=
if [[ $program_name == sudo* ]]; then
program_name=${program_name#sudo }
program_sudo=yes
fi
+
+ # Handle fg.
+ local REPLY
+ resolve_fg_to_resumed_job_name "$program_name"
+ program_name="$REPLY"
+
# Remove all arguments from the program name.
program_name=${program_name%% *}
@@ -371,10 +503,10 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
# If screen is running in SSH then display "@:hostname" as title
# in the term/outer screen.
- if [[ $program_name == @screen ]]; then
+ if [[ $program_name == @screen || $program_name == @tmux ]]; then
program_name="@:${HOST//.*/}"
# Use "@:!hostname" for root screens.
- elif [[ $program_name == @!screen ]]; then
+ elif [[ $program_name == @!screen || $program_name == @!tmux ]]; then
program_name="@:!${HOST//.*/}"
fi
fi
@@ -411,9 +543,9 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
window_reset=
}
- # Sets the window title. Works with screen, xterm and rxvt. (V) escapes
- # all non-printable characters. Thanks to Mikachu in #zsh on Freenode
- # (2010-08-07 17:09 CEST).
+ # Sets the window title. Works with GNU screen, tmux (which uses screen as
+ # TERM), xterm and rxvt. (V) escapes all non-printable characters, thanks
+ # to Mikachu in #zsh on Freenode (2010-08-07 17:09 CEST).
if [[ $TERM == screen* ]]; then
window_title() {
print -n "\ek${(V)1}\e\\"
@@ -428,8 +560,8 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
fi
# Add the preexec() and precmd() hooks.
- add-zsh-hook preexec window_preexec
- add-zsh-hook precmd window_precmd
+ preexec_functions+=(window_preexec)
+ precmd_functions+=(window_precmd)
else
# Fallback if another TERM is used, necessary to run screen (see below in
# "RUN COMMANDS").
@@ -439,64 +571,116 @@ fi
# COMPLETION SETTINGS
-# Load the complist module which provides additions to completion lists
-# (coloring, scrollable).
+# Load the complist module which provides additional features to completion
+# lists (coloring, scrolling).
zmodload zsh/complist
# Use new completion system, store dumpfile in ~/.zsh/cache to prevent
# cluttering of ~/. $fpath must be set before calling this. Thanks to Adlai in
# #zsh on Freenode (2009-08-07 21:05 CEST) for reminding me of the $fpath
# problem.
-autoload -U compinit && compinit -d ~/.zsh/cache/zcompdump
+autoload -Uz compinit && compinit -d ~/.zsh/cache/zcompdump
-# Use cache to speed up completions.
-zstyle ':completion:*' use-cache on
+# Use cache to speed up some slow completions (dpkg, perl modules, etc.).
+zstyle ':completion:*' use-cache yes
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
-# the first time.
+# Let the completion system handle all completions, including expanding of
+# shell wildcards (which is handled by other shell mechanisms if the default
+# expand-or-complete is used).
+bindkey '^I' complete-word
+# If there are multiple matches after pressing always display them
+# immediately without requiring another . a completes to aa and
+# lists aaa, aab, aac as possible completions if the directory contains aaa,
+# aab, aac, bbb instead of only completing to aa.
setopt nolistambiguous
-# Allow completions in the middle of a text, i.e. "/usr/bin/whatever"
-# completes like "/usr/bin/". Useful when adding new options to commands.
-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}'
-
-# Use ls like colors for completions.
+# Support completions in the middle of a word, without this option zsh jumps
+# to the end of the word before the completion process begins. Is required for
+# the _prefix completer.
+setopt completeinword
+
+zstyle ':completion:::::' completer \
+ _expand _complete _prefix _ignored _approximate
+
+# Match specification to be tried when completing items. Each group ('...') is
+# tried after another if no matches were found, once matches are found no
+# other groups are tried. Thanks to Mikachu in #zsh on Freenode (2012-08-28
+# 18:48 CEST) for explanations.
+#
+# When matching also include the uppercase variant of typed characters
+# ('m:{a-z}={A-Z}'); using '' before this group would try the unmodified match
+# first, but I prefer to get all matches immediately (e.g. if Makefile and
+# makefile exist in the current directory echo m matches both, with '' it
+# would only match makefile because it found one match). This allows typing in
+# lowercase most of the time and completion fixes the case, which is faster.
+#
+# Don't perform these fixes in _approximate to prevent it from changing the
+# input too much. Thanks to the book "From Bash to Z Shell" page 249.
+zstyle ':completion:*:(^approximate):*' matcher-list 'm:{a-z}={A-Z}'
+
+# Allow one mistake per three characters. Thanks to the book "From Bash to Z
+# Shell" page 248.
+zstyle -e ':completion:*:approximate:*' max-errors \
+ 'reply=( $(( ($#PREFIX + $#SUFFIX) / 3 )) )'
+
+# Expand shell wildcards to all matching files after . echo *
+# results in a b c if the directory contains the files a, b, c. Thanks to the
+# book "From Bash to Z Shell" page 246.
+zstyle ':completion:*:expand:*' tag-order all-expansions
+# Keep prefixes unexpanded if possible: $HOME/ doesn't expand $HOME,
+# while $HOME does.
+zstyle ':completion:*:expand:*' keep-prefix yes
+
+# When completing multiple path components display all matching ambiguous
+# components. For example /u/s/d/r/README lists all matching READMEs
+# instead of just the matching paths up to the r/ component. Can be slow if
+# there are many matching files.
+zstyle ':completion:*' list-suffixes yes
+
+# 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:'
+# is no longer displayed. Display current position in percent (%p).
+zstyle ':completion:*:default' list-prompt '%p'
+# Display group name (%d) (like 'external command', 'alias', etc.), in bold.
+# Also display a message if _approximate found errors and no matches were
+# found.
+zstyle ':completion:*' format ' %B%d%b:'
+zstyle ':completion:*:corrections' format ' %B%d%b (errors: %e)'
+zstyle ':completion:*:warnings' format ' %Bno matches for %d%b'
# Display different types of matches separately.
zstyle ':completion:*' group-name ''
+# Separate man pages by section.
+zstyle ':completion:*' separate-sections yes
+
+# Don't draw trailing / in bold (new in zsh 4.3.11). Thanks to Mikachu in #zsh
+# on Freenode for the fix (2010-12-17 13:46 CET).
+zle_highlight=(suffix:none)
+
# Ignore completion functions.
zstyle ':completion:*:functions' ignored-patterns '_*'
# Ignore parent directory.
zstyle ':completion:*:(cd|mv|cp):*' ignore-parents parent pwd
-# 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
+# Always complete file names only once in the current line. This makes it easy
+# to complete multiple file names because I can just press tab to get all
+# possible values. Otherwise I would have to skip the first value again and
+# again. Thanks to Mikachu in #zsh on Freenode (2011-08-11 14:42 CEST) for the
+# hint to use other. other is necessary so prefix lists both prefix and
+# prefixrest if the directory contains prefix and prefixrest.
+zstyle ':completion:*:all-files' ignore-line other
# 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
+zstyle ':completion:*:(mv|cp):all-files' ignore-line no
+
# Don't complete ./config.* files, this makes running ./configure much
# simpler. Thanks to Nomexous in #zsh on Freenode (2010-03-16 01:54 CET)
zstyle ':completion:*:*:-command-:*' ignored-patterns './config.*'
-
# Don't complete unwanted files with Vim. Thanks to Nomexous in #zsh on
-# Freenode (2010-06-06 04:54 CEST). See below to complete them.
-zstyle ':completion:*:*:vim:*:all-files' ignored-patterns '*.aux' '*.log' \
- '*.pdf' '*.class'
+# Freenode (2010-06-06 04:54 CEST). See below for a way to complete them.
+zstyle ':completion:*:*:vim:*:all-files' ignored-patterns \
+ '*.aux' '*.log' '*.pdf' \
+ '*.class'
# Provide a fallback completer which always completes files. Useful when Zsh's
# completion is too "smart". Thanks to Frank Terbeck
@@ -518,6 +702,12 @@ bindkey '^F' complete-files
# for a fix (-r) to handle whitespace/quotes
# correctly, both on the Zsh mailing list.
TRAPINT() {
+ # Don't store this line in history if histignorespace is enabled and the
+ # line starts with a space.
+ if [[ -o histignorespace && ${BUFFER[1]} = " " ]]; then
+ return $1
+ fi
+
# Store the current buffer in the history.
zle && print -s -r -- $BUFFER
@@ -533,15 +723,21 @@ fi
# Make sure aliases are expanded when using sudo.
alias sudo='sudo '
-# Global aliases for often used commands in the command line.
+# Global aliases for often used redirections.
alias -g E='2>&1'
-alias -g L='E | less'
-alias -g D='E | colordiff L'
+alias -g N='>/dev/null'
+alias -g EN='2>/dev/null'
+alias -g L='2>&1 | less'
+alias -g LS='2>&1 | less -S' # -S prevents wrapping of long lines
+alias -g D='2>&1 | colordiff | less'
+# Global aliases for often used commands.
+alias -g A='| awk'
alias -g G='| grep'
-alias -g S='| sort'
-alias -g U='| uniq'
alias -g H='| head'
+alias -g P='| perl'
+alias -g S='| sort'
alias -g T='| tail'
+alias -g U='| uniq'
# Make going up directories simple.
alias -g ...='../..'
@@ -557,33 +753,52 @@ if [[ -n $window_reset ]]; then
alias clear='clear; window_reset=yes; window_precmd reset'
fi
+
+# CUSTOM COMMANDS
+
# Display all branches (except stash) in gitk but only 200 commits as this is
-# much faster. Also put in the background and disown. Thanks to sitaram in
-# #git on Freenode (2009-04-20 15:51).
-gitk() {
- command gitk \
- --max-count=200 \
- $(git rev-parse --symbolic-full-name --remotes --branches) \
- $@ &
+# much faster. Also put in the background and disown. Thanks to drizzd in #git
+# on Freenode (2010-04-03 17:55 CEST).
+(( $+commands[gitk] )) && gitk() {
+ command gitk --max-count=200 --branches --remotes --tags "$@" &
disown %command
}
# Same for tig (except the disown part as it's no GUI program).
-tig() {
- command tig \
- --max-count=200 \
- $(git rev-parse --symbolic-full-name --remotes --branches) \
- $@
+(( $+commands[tig] )) && tig() {
+ command tig --max-count=200 --branches --remotes --tags "$@"
}
# Pipe output through less.
-tree() {
+(( $+commands[tree] )) && tree() {
command tree -C "$@" | less
}
-# Automatically disown.
-xpdf() {
- command xpdf "$@" &
- disown %command
+# Choose the "best" PDF viewer available: xpdf, then zathura (in the past
+# zathura was preferred, but recent versions are completely broken: still no
+# working search and no page-wise scrolling anymore). Also setup completion
+# for `pdf`.
+if (( $+commands[xpdf] )); then
+ pdf() {
+ command xpdf "$@" 2>/dev/null &
+ disown %command
+ }
+ compdef _xpdf pdf
+elif (( $+commands[zathura] )); then
+ pdf() {
+ command zathura "$@" 2>/dev/null &
+ disown %command
+ }
+ # No completion for zathura yet.
+ compdef _xpdf pdf
+fi
+
+# GHCI doesn't use readline, force it if rlwrap is available.
+(( $+commands[rlwrap] )) && ghci() {
+ command rlwrap \
+ --always-readline --complete-filenames -t dumb \
+ --histsize 5000 \
+ --file ~/.shell/rlwrap/ghci \
+ ghci "$@" 2>&1
}
@@ -600,26 +815,48 @@ fi
# LOAD ADDITIONAL CONFIGURATION FILES
+# Configuration option for rc.local to use GNU screen/tmux. By default GNU
+# screen is used. Possible values: screen, tmux and empty (no value).
+use_multiplexer=screen
+
source_config ~/.zsh/rc.local
# RUN COMMANDS
-# If not already in screen reattach to a running session or create a new one.
-# This also starts screen on a remote server when connecting through ssh.
-if [[ $TERM != dumb && $TERM != linux && -z $STY ]]; then
+# If not already in screen or tmux, reattach to a running session or create a
+# new one. This also starts screen/tmux on a remote server when connecting
+# through ssh.
+if [[ $TERM != dumb && $TERM != linux && -z $STY && -z $TMUX ]]; then
# Get running detached sessions.
- session=$(screen -list | grep 'Detached' | awk '{ print $1; exit }')
+ if [[ $use_multiplexer = screen ]]; then
+ session=$(screen -list | grep 'Detached' | awk '{ print $1; exit }')
+ elif [[ $use_multiplexer = tmux ]]; then
+ session=$(tmux list-sessions 2>/dev/null \
+ | sed '/(attached)$/ d; s/^\([0-9]\{1,\}\).*$/\1/; q')
+ fi
# As we exec later we have to set the title here.
- window_preexec "screen"
+ if [[ $use_multiplexer = screen ]]; then
+ window_preexec "screen"
+ elif [[ $use_multiplexer = tmux ]]; then
+ window_preexec "tmux"
+ fi
# Create a new session if none is running.
if [[ -z $session ]]; then
- exec screen
+ if [[ $use_multiplexer = screen ]]; then
+ exec screen
+ elif [[ $use_multiplexer = tmux ]]; then
+ exec tmux
+ fi
# Reattach to a running session.
else
- exec screen -r $session
+ if [[ $use_multiplexer = screen ]]; then
+ exec screen -r $session
+ elif [[ $use_multiplexer = tmux ]]; then
+ exec tmux attach-session -t $session
+ fi
fi
fi
@@ -631,16 +868,19 @@ fi
# cases it doesn't work, the E alias can be used as workaround.
#
# Moved in the "run commands" section to prevent one unnecessary zsh process
-# when starting screen (see above).
+# when starting GNU screen/tmux (see above).
exec 2>>(while read -r -k -u 0 line; do
printf '\e[91m%s\e[0m' "$line";
print -n $'\0';
done &)
-# Run reminder and redisplay it every four hours (if it's available).
+# Run the following programs every 4 hours (and when zsh starts).
PERIOD=14400
periodic() {
- which rem > /dev/null && rem
+ # Display fortunes.
+ (( $+commands[fortune] )) && fortune -ac
+ # Display reminders.
+ (( $+commands[rem] )) && [[ -f ~/.reminders ]] && rem -h
}