X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=zsh%2Frc;h=7222619ca0b86c08de528ba30bc082951f3174a2;hb=363110875986d10c37122e5b430f357520504d8a;hp=2d7331ceaf89c95fcd311f327029f229fc632255;hpb=236d8125f35d68d4277d4e40d71fbb384750ed94;p=config%2Fdotfiles.git

diff --git a/zsh/rc b/zsh/rc
index 2d7331c..7222619 100644
--- a/zsh/rc
+++ b/zsh/rc
@@ -1,6 +1,6 @@
 # Zsh configuration file.
 
-# Copyright (C) 2011-2013  Simon Ruderich
+# Copyright (C) 2011-2014  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
@@ -16,9 +16,6 @@
 # along with this file.  If not, see <http://www.gnu.org/licenses/>.
 
 
-source_debug '. ~/.zsh/rc'
-
-
 # Warn when creating global variables from inside a function. Needs to be set
 # before declaring a function.
 setopt warn_create_global
@@ -38,18 +35,20 @@ zshrc_resolve_fg_to_resumed_job_name() {
 
     # Replace fg with the resumed job name.
     if [[ $1 == fg ]]; then
-        REPLY="${jobtexts[%+]}"
+        REPLY=${jobtexts[%+]}
     elif [[ $1 == fg\ * ]]; then
-        REPLY="${jobtexts[${1#fg }]}"
+        REPLY=${jobtexts[${1#fg }]}
     # Normal program, return as is.
     else
-        REPLY="$1"
+        REPLY=$1
     fi
 }
 
 
 # MISCELLANEOUS SETTINGS
 
+# Prevent warnings.
+typeset -g TMOUT
 # Load general shell setup commands. NOTE: Expand this when publishing the
 # config.
 source_config ~/.shell/rc
@@ -76,6 +75,9 @@ setopt extendedglob
 # pressing <C-D> twice).
 setopt ignoreeof
 
+# Also display PID when suspending a process.
+setopt longlistjobs
+
 
 # KEY BINDINGS
 
@@ -84,7 +86,7 @@ setopt ignoreeof
 # Use Vi(m) style key bindings.
 bindkey -v
 
-# Use jk to exit insert mode (jj is too slow).
+# Use jk to exit insert mode (jj is too slow to type).
 bindkey 'jk' vi-cmd-mode
 
 # I don't need the arrow keys, I use ^N and ^P for this (see below).
@@ -140,8 +142,8 @@ autoload -Uz zmv
 # HISTORY SETTINGS
 
 # Use history and store it in ~/.zsh/history.
-HISTSIZE=50000
-SAVEHIST=50000
+HISTSIZE=1000000
+SAVEHIST=1000000
 HISTFILE=~/.zsh/history
 # Append to the history file instead of overwriting it and do it immediately
 # when a command is executed.
@@ -151,6 +153,7 @@ setopt incappendhistory
 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 text are
@@ -179,6 +182,16 @@ bindkey -a '^P' history-beginning-search-backward # binding for Vi-mode
 # after calling ^P.
 bindkey -a '^N' history-beginning-search-forward
 
+# Enable incremental search which is especially useful when the string is an
+# argument and not the command.
+bindkey '^R' history-incremental-pattern-search-backward
+# Also enable my usual use of Ctrl-P/Ctrl-N to get the previous/next matching
+# history entry.
+if [[ $ZSH_VERSION == (4.<4->*|<5->*) ]]; then
+    bindkey -M isearch '^P' history-incremental-pattern-search-backward
+    bindkey -M isearch '^N' history-incremental-pattern-search-forward
+fi
+
 # Automatically push cd-ed directories on the directory stack.
 setopt autopushd
 # Don't push duplicates on the directory stack.
@@ -192,13 +205,14 @@ setopt pushdminus
 # PROMPT SETTINGS
 
 # Use colorized output, necessary for prompts and completions.
-autoload -Uz 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 drawing.
+# doesn't need any space, necessary for correct prompt drawing. Use %F{color}
+# in more recent zsh versions (here compatibility is important).
 local red="%{${fg[red]}%}"
 local blue="%{${fg[blue]}%}"
 local green="%{${fg[green]}%}"
@@ -263,7 +277,7 @@ if [[ $ZSH_VERSION == (4.3.<9->*|4.<4->*|<5->*) ||
     +vi-pre-get-data() {
         # Only Git and Mercurial support and need caching. Abort if any other
         # VCS is used.
-        [[ "$vcs" != git && "$vcs" != hg ]] && return
+        [[ $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.
@@ -276,7 +290,7 @@ if [[ $ZSH_VERSION == (4.3.<9->*|4.<4->*|<5->*) ||
         ret=1
         # If a git/hg command was run then run vcs_info as the status might
         # need to be updated.
-        case "$(fc -ln $(($HISTCMD-1)))" in
+        case $(fc -ln $(($HISTCMD-1))) in
             git* | g\ *)
                 ret=0
                 ;;
@@ -323,15 +337,21 @@ zshrc_longrun_data=()
 # Display runtime in seconds for long running programs (> 60 seconds) and send
 # a bell to notify me.
 zshrc_longrun_preexec() {
-    local program="$3"
+    local program=$3
 
     # Handle fg.
     local REPLY
-    zshrc_resolve_fg_to_resumed_job_name "$program"
-    program="$REPLY"
+    zshrc_resolve_fg_to_resumed_job_name $program
+    program=$REPLY
+
+    # No background process found.
+    if [[ -z $program ]]; then
+        return
+    fi
 
     # Don't track the time for certain (possible) long running processes which
     # need no automatic notification.
+    local ignore
     for ignore in elinks man mutt vim; do
         case $program in
             $ignore | $ignore\ *)
@@ -341,7 +361,7 @@ zshrc_longrun_preexec() {
         esac
     done
 
-    zshrc_longrun_data=("$program" $EPOCHSECONDS)
+    zshrc_longrun_data=($program $EPOCHSECONDS)
 }
 zshrc_longrun_precmd() {
     # No previous timestamp available or disabled for this command, ignore.
@@ -397,10 +417,10 @@ zshrc_prompt_precmd() {
     local directory="${yellow}%WIDTH<..<%~%<<${default}"
     # Minimal information about the VCS, only displayed if there are
     # unstaged/staged changes.
-    local vcs_staged="${vcs_info_msg_1_}"
+    local vcs_staged=${vcs_info_msg_1_}
 
     # Information about the VCS in this directory.
-    local vcs="${vcs_info_msg_0_}"
+    local vcs=${vcs_info_msg_0_}
     # Current time (seconds since epoch) in Hex in bright blue.
     local seconds="${blue}%B0x$(([##16] EPOCHSECONDS))%b${default}"
 
@@ -426,7 +446,7 @@ zshrc_prompt_precmd() {
 
     # Combine them to create the prompt.
 
-    local top_left="${vcs_staged}"
+    local top_left=${vcs_staged}
     local top_right="${vcs}(${seconds})"
 
     local width_top_prefix=${#${(S%%)top_prefix//$~zero/}}
@@ -495,8 +515,8 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
 
         # Handle fg.
         local REPLY
-        zshrc_resolve_fg_to_resumed_job_name "$program_name"
-        program_name="$REPLY"
+        zshrc_resolve_fg_to_resumed_job_name $program_name
+        program_name=$REPLY
 
         # Remove all arguments from the program name.
         program_name=${program_name%% *}
@@ -515,11 +535,17 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
                 program_name=git
                 ;;
             m)
-                program_name=mutt
+                program_name=make
+                ;;
+            p)
+                program_name=less
                 ;;
             v)
                 program_name=vim
                 ;;
+            mu)
+                program_name=mutt
+                ;;
         esac
 
         # Add an exclamation mark at the beginning if running with sudo or if
@@ -544,7 +570,7 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
         fi
 
         # Set the window name to the currently running program.
-        zshrc_window_title "$program_name"
+        zshrc_window_title $program_name
 
         # Tell precmd() to reset the window name when the program stops.
         zshrc_window_reset=yes
@@ -610,16 +636,32 @@ zmodload zsh/complist
 # 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 -Uz compinit && compinit -d ~/.zsh/cache/zcompdump
+autoload -Uz compinit; compinit -d ~/.zsh/cache/zcompdump
 
 # Use cache to speed up some slow completions (dpkg, perl modules, etc.).
 zstyle ':completion:*' use-cache yes
 zstyle ':completion:*' cache-path ~/.zsh/cache
 
+# List all files in the current directory when pressing tab on an empty input,
+# behave like complete-word otherwise. Thanks to John Eikenberry [1] for the
+# code, read on 2014-03-15.
+#
+# [1]: http://unix.stackexchange.com/a/32426
+complete-word-or-complete-list-of-files() {
+    if [[ $#BUFFER == 0 ]]; then
+        BUFFER='ls '
+        CURSOR=3
+        zle list-choices
+        zle backward-kill-word
+    else
+        zle complete-word
+    fi
+}
+zle -N complete-word-or-complete-list-of-files
 # 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
+bindkey '^I' complete-word-or-complete-list-of-files
 # If there are multiple matches after pressing <Tab> always display them
 # immediately without requiring another <Tab>. a<Tab> completes to aa and
 # lists aaa, aab, aac as possible completions if the directory contains aaa,
@@ -630,8 +672,21 @@ setopt nolistambiguous
 # the _prefix completer.
 setopt completeinword
 
+# Force a reload of the completion system if nothing matched; this fixes
+# installing a program and then trying to tab-complete its name. Thanks to
+# Alex Munroe [1] for the code, read on 2014-03-03.
+#
+# [1]: https://github.com/eevee/rc/blob/master/.zshrc
+_force_rehash() {
+    if (( CURRENT == 1 )); then
+        rehash
+    fi
+    # We didn't really complete anything.
+    return 1
+}
+
 zstyle ':completion:::::' completer \
-    _expand _complete _prefix _ignored _approximate
+    _force_rehash _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
@@ -692,6 +747,14 @@ zle_highlight=(suffix:none)
 
 # Ignore completion functions.
 zstyle ':completion:*:functions' ignored-patterns '_*'
+
+# When offering typo corrections, do not propose anything which starts with an
+# underscore (such as many of Zsh's shell functions). Thanks to paradigm [1]
+# for the idea (read on 2013-04-07).
+#
+# [1]: https://github.com/paradigm/dotfiles/blob/master/.zshrc
+CORRECT_IGNORE='_*'
+
 # Ignore parent directory.
 zstyle ':completion:*:(cd|mv|cp):*' ignore-parents parent pwd
 # Always complete file names only once in the current line. This makes it easy
@@ -711,7 +774,9 @@ 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 for a way to complete them.
 zstyle ':completion:*:*:vim:*:all-files' ignored-patterns \
-    '*.aux' '*.log' '*.pdf' \
+    '*.aux' '*.log' '*.pdf' '*.bbl' '*.blg' '*.out' '*-blx.bib' '*.run.xml' \
+    '*.o' \
+    '*.pyc' \
     '*.class'
 
 # Provide a fallback completer which always completes files. Useful when Zsh's
@@ -721,6 +786,13 @@ zle -C complete-files complete-word _generic
 zstyle ':completion:complete-files:*' completer _files
 bindkey '^F' complete-files
 
+# Completion for my wrapper scripts.
+compdef slocate=locate
+compdef srsync=rsync
+compdef srsync-incremental=rsync
+compdef svalgrind=valgrind
+compdef sc=systemctl
+
 
 # CUSTOM ALIASES AND FUNCTIONS
 
@@ -736,7 +808,7 @@ bindkey '^F' complete-files
 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
+    if [[ -o histignorespace && ${BUFFER[1]} = ' ' ]]; then
         return $1
     fi
 
@@ -764,12 +836,18 @@ 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 A1="| awk '{ print \$1 }'"
+alias -g A2="| awk '{ print \$2 }'"
+alias -g A3="| awk '{ print \$3 }'"
 alias -g G='| grep'
+alias -g GB='| grep -vE "^Binary file .+ matches\$"'
 alias -g H='| head'
 alias -g P='| perl'
 alias -g S='| sort'
+alias -g SL='| sort | less'
 alias -g T='| tail'
 alias -g U='| uniq'
+alias -g X='`xsel -p || xclip -o`' # X selection
 
 # Make going up directories simple.
 alias -g ...='../..'
@@ -800,39 +878,29 @@ fi
     command tig --max-count=200 --branches --remotes --tags "$@"
 }
 
-# Pipe output through less.
-(( $+commands[tree] )) && tree() {
-    command tree -C "$@" | less
-}
-
-# 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
+# Choose the "best" PDF viewer available. Also setup completion for `pdf`.
+if (( $+commands[katarakt] )); then
+    pdf() {
+        command katarakt "$@" 2>/dev/null &
+        disown %command
+    }
+    # No completion for katarakt yet.
+    compdef pdf=xpdf
+elif (( $+commands[xpdf] )); then
     pdf() {
         command xpdf "$@" 2>/dev/null &
         disown %command
     }
-    compdef _xpdf pdf
+    compdef pdf=xpdf
 elif (( $+commands[zathura] )); then
     pdf() {
         command zathura "$@" 2>/dev/null &
         disown %command
     }
     # No completion for zathura yet.
-    compdef _xpdf pdf
+    compdef pdf=xpdf
 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
-}
-
 
 # OS SPECIFIC SETTINGS
 
@@ -870,7 +938,8 @@ fi
 # 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
+if [[ $TERM != dumb && $TERM != dialup && $TERM != linux
+        && -z $STY && -z $TMUX ]]; then
     # Get running detached sessions.
     if [[ $zshrc_use_multiplexer = screen ]]; then
         session=$(screen -list | grep 'Detached' | awk '{ print $1; exit }')
@@ -903,19 +972,37 @@ if [[ $TERM != dumb && $TERM != linux && -z $STY && -z $TMUX ]]; then
     fi
 fi
 
-# Colorize stderr in bold 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 CET) for some improvements (-r, printf). It's not
-# yet 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.
-#
-# Moved in the "run commands" section to prevent one unnecessary zsh process
-# 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 &)
+# Colorize stderr in bold red. Very useful when looking for errors.
+if [[ $LD_PRELOAD != *libcoloredstderr.so* ]]; then
+    # coloredstderr found, use it.
+    if [[ -f ~/.zsh/libcoloredstderr.so ]]; then
+        export LD_PRELOAD="$HOME/.zsh/libcoloredstderr.so:$LD_PRELOAD"
+        export COLORED_STDERR_FDS=2,
+        export COLORED_STDERR_PRE=$'\033[91m' # bright red
+        export COLORED_STDERR_IGNORED_BINARIES=/usr/bin/tset
+    # Use the fallback solution.
+    #
+    # Thanks to http://gentoo-wiki.com/wiki/Zsh for the basic script and
+    # Mikachu in #zsh on Freenode (2010-03-07 04:03 CET) for some improvements
+    # (-r, printf). It's not yet 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.
+    #
+    # Moved in the "run commands" section to prevent one unnecessary zsh
+    # process when starting GNU screen/tmux (see above).
+    else
+        exec 2>>(while read -r -k -u 0 line; do
+            printf '\e[91m%s\e[0m' $line
+            print -n $'\0'
+        done &)
+
+        # Reset doesn't work with this hack.
+        reset() {
+            command reset "$@" 2>&1
+        }
+    fi
+fi
 
 # Display possible log messages from ~/.xinitrc (if `xmessage` wasn't
 # installed). No race condition as xinitrc has finished before a shell is
@@ -959,7 +1046,7 @@ zshrc_restart_precmd() {
     fi
 
     local startup
-    strftime -s startup '%Y-%m-%d %H:%M:%S' "$zshrc_startup_time"
+    strftime -s startup '%Y-%m-%d %H:%M:%S' $zshrc_startup_time
 
     echo -n "${fg[magenta]}"
     echo -n "~/.zshrc modified since startup ($startup) ... "
@@ -978,12 +1065,12 @@ zshrc_restart_precmd() {
     fi
 
     # Try to start a new interactive shell. If it fails, something is wrong.
-    # Don't kill our current session by execing it.
+    # Don't kill our current session by execing it, abort instead.
     zsh -i -c 'exit 42'
     if [[ $? -ne 42 ]]; then
-        echo -n "${fg_bold[red]}"
+        echo -n ${fg_bold[red]}
         echo 'failed to start new zsh!'
-        echo -n "${fg_bold[default]}"
+        echo -n ${fg_bold[default]}
         return
     fi
 
@@ -995,6 +1082,38 @@ zshrc_restart_precmd() {
 precmd_functions+=(zshrc_restart_precmd)
 
 
-source_debug '. ~/.zsh/rc (done)'
+# RELOAD SETTINGS
+
+zshenv_reload_time=0 # load before first command
+zshenv_boot_time=$(date -d "$(uptime -s)" '+%s') # uptime in epoch seconds
+
+# Automatically source ~/.zsh/env.update when the file changes (and exists).
+# Can be used e.g. to update SSH_AGENT_PID and GPG_AGENT_INFO variables in
+# running zsh processes. Sourced immediately before executing shell commands
+# (preexec) to ensure the environment is always up to date.
+zshenv_reload_preexec() {
+    local file
+    file=~/.zsh/env.update
+
+    local stat
+    if ! zstat -A stat +mtime $file 2>/dev/null; then
+        return
+    fi
+    # File was modified before reboot. Skip it to prevent loading of old
+    # values.
+    if [[ $stat -lt $zshenv_boot_time ]]; then
+        return
+    fi
+    # File wasn't modified, nothing to do.
+    if [[ $stat -le $zshenv_reload_time ]]; then
+        return
+    fi
+    zshenv_reload_time=$EPOCHSECONDS
+
+    unsetopt warn_create_global
+    . $file
+    setopt warn_create_global
+}
+preexec_functions+=(zshenv_reload_preexec)
 
 # vim: ft=zsh