zsh/rc: Bindkey can unbind multiple keys.

[config/dotfiles.git] / zsh / rc

diff --git a/zsh/rc b/zsh/rc
index 6db7057fe330ed76dcfe298e32743ccc303847c2..d440e2fe630464d84bc641aeb4e5aa3f08320e2f 100644 (file)
--- a/zsh/rc
+++ b/zsh/rc
@@ -5,9 +5,6 @@ source_debug "sourcing ~/.zsh/rc"
 
 # MISCELLANEOUS SETTINGS
 
-# Use Vi(m) style key bindings.
-bindkey -v
-
 # Be paranoid, new files are readable/writable by me only.
 umask 077
 
@@ -33,6 +30,22 @@ setopt extendedglob
 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 -M viins 'jj' vi-cmd-mode
+
+# I don't need the arrow keys, I use ^N and ^P for this (see below).
+bindkey -M viins -r '^[OA' '^[OB' '^[OC' '^[OD' '^[[A' '^[[B' '^[[C' '^[[D'
+# Also not in Vi mode.
+bindkey -M vicmd -r '^[OA' '^[OB' '^[OC' '^[OD' '^[[A' '^[[B' '^[[C' '^[[D'
+
+
 # FUNCTION SETTINGS
 
 # Make sure every entry in $fpath is unique.
@@ -120,11 +133,11 @@ my-vi-history-beginning-search-backward() {
         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
@@ -227,8 +240,10 @@ unset red blue green yellow default
 #
 # 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. This
-# only works if the .zshrc on the server also uses this command.
+# 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.
 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.
@@ -283,6 +298,12 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
         # different computer.
         if [[ -n $SSH_CONNECTION ]]; then
             program_name="@$program_name"
+
+            # If screen is running in SSH then display "@:hostname" as title
+            # in the term/outer screen.
+            if [[ $program_name == @screen ]]; then
+                program_name="@:${$(hostname)//.*/}"
+            fi
         fi
 
         # Set the window name to the currently running program.
@@ -297,11 +318,11 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
         [[ -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().
@@ -318,14 +339,15 @@ if [[ $TERM == screen* || $TERM == xterm* || $TERM == rxvt* ]]; then
     }
 
     # Sets the window title. Works with screen, xterm and rxvt.
-    window_title() {
-        if [[ $TERM == screen* ]]; then
+    if [[ $TERM == screen* ]]; then
+        window_title() {
             print -n "\ek$1\e\\"
-
-        elif [[ $TERM == xterm* || $TERM == rxvt* ]]; then
+        }
+    elif [[ $TERM == xterm* || $TERM == rxvt* ]]; then
+        window_title() {
             print -n "\e]2;$1\e\\"
-        fi
-    }
+        }
+    fi
 
     # Add the preexec() and precmd() hooks.
     add-zsh-hook preexec window_preexec
@@ -355,7 +377,7 @@ zstyle ':completion:*' completer _complete _match _correct _approximate
 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}'
@@ -404,10 +426,11 @@ TRAPINT() {
 # Colorize stderr. 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
+# 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 those
 # cases the E alias can be used as workaround.
-exec 2>>(while read -r line; do
-    printf '\e[91m%s\e[0m\n' "$line"
+exec 2>>(while read -r -k -u 0 line; do
+    printf '\e[91m%s\e[0m' "$line";
     print -n $'\0';
 done &)
 
@@ -426,6 +449,8 @@ alias -g D='E | colordiff L'
 alias -g G='| grep'
 alias -g S='| sort'
 alias -g U='| uniq'
+alias -g H='| head'
+alias -g T='| tail'
 
 # Make going up directories simple.
 alias -g ...='../..'
@@ -466,7 +491,7 @@ 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