X-Git-Url: https://ruderich.org/simon/gitweb/?a=blobdiff_plain;f=zsh%2Frc;h=a7d62cc484ec6f6dec29cff93fe61e9081d4e817;hb=c3ccdced26ff5d9baf36858968701e7b12447cd6;hp=9c0fc35f1835ddac5cf97cdef728251eb6608220;hpb=8d5c8c523121a417e89ad3e2ab42a2df078620a1;p=config%2Fdotfiles.git

diff --git a/zsh/rc b/zsh/rc
index 9c0fc35..a7d62cc 100644
--- a/zsh/rc
+++ b/zsh/rc
@@ -1,15 +1,53 @@
 # Zsh configuration file.
 
 
+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
 
+# Make sure core dumps are created.
+ulimit -c unlimited
+
+# Prevent overwriting existing files with '> filename', use '>| filename'
+# (or >!) instead.
+setopt noclobber
+
+# Entering the name of a directory (if it's not a command) will automatically
+# cd to that directory.
+setopt autocd
+
+# When entering a nonexistent command name automatically try to find a similar
+# one.
+setopt correct
+
+# Enable zsh's extended glob abilities.
+setopt extendedglob
+
+# Don't exit if <C-d> is pressed.
+setopt ignoreeof
+
+
+# FUNCTION SETTINGS
+
+# Set correct fpath to allow loading my functions (including completion
+# functions).
+fpath=(~/.zsh/functions $fpath)
+# Autoload my functions (except completion functions and hidden files). Thanks
+# to caphuso from the Zsh example files for this idea.
+autoload ${fpath[1]}/^_*(:t)
+
+
+# HISTORY SETTINGS
+
 # Use history and store it in ~/.zsh/history.
-HISTSIZE=1000
-SAVEHIST=1000
+HISTSIZE=5000
+SAVEHIST=5000
 HISTFILE=~/.zsh/history
 # Append to the history file instead of overwriting it and do it immediately
 # when a command is executed.
@@ -21,17 +59,11 @@ setopt histignoredups
 bindkey "^P" history-beginning-search-backward
 bindkey "^N" history-beginning-search-forward
 
-# Prevent overwriting existing files with '> filename', use '>| filename'
-# (or >!) instead.
-setopt noclobber
 
-# Entering the name of a directory (if it's not a command) will automatically
-# cd to that directory.
-setopt autocd
+# PROMPT SETTINGS
 
-# When entering a nonexistent command name automatically try to find a similar
-# one.
-setopt correct
+# Autoload add-zsh-hook to add/remove zsh hook functions easily.
+autoload -Uz add-zsh-hook
 
 # Use colorized output, necessary for prompts and completions.
 autoload -U colors && colors
@@ -46,11 +78,108 @@ PROMPT="%{${fg[green]}%}%B%m%b%{${fg[default]}%}:\
 %(1j.%{${fg[yellow]}%}%j%{${fg[default]}%}.)%(2L.+.)%# \
 %(?..(%{${fg[red]}%}%B%?%b%{${fg[default]}%}%) )"
 
-# Use new completion system.
-autoload -U compinit && compinit
+# VCS_Info was added in 4.3.9.
+if [[ $ZSH_VERSION == (4.3.<9->|4.<4->*|<5->*) ]]; then
+    # Allow substitutions and expansions in the prompt, necessary for
+    # vcs_info.
+    setopt promptsubst
+    # Load vcs_info to display information about version control repositories.
+    autoload -Uz vcs_info
+    # Only look for git and mercurial repositories; the only I use.
+    zstyle ':vcs_info:*' enable git hg
+    # Set style of vcs_info display. The current branch (green) and vcs (blue)
+    # is displayed. If there is an special action going on (merge, rebase)
+    # it's also displayed (red).
+    zstyle ':vcs_info:*' formats \
+    "(%{${fg[green]}%}%b%{${fg[default]}%}:\
+%{${fg[blue]}%}%s%{${fg[default]}%})"
+    zstyle ':vcs_info:*' actionformats \
+    "(%{${fg[green]}%}%b%{${fg[default]}%}/\
+%{${fg[red]}%}%a%{${fg[default]}%}:\
+%{${fg[blue]}%}%s%{${fg[default]}%})"
+    # Call vcs_info as precmd before every prompt.
+    prompt_precmd() {
+        vcs_info
+    }
+    add-zsh-hook precmd prompt_precmd
+
+    # Display the vcs information in the right prompt.
+    RPROMPT='${vcs_info_msg_0_}'
+fi
+
+# When screen 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 windows' name to 'zsh'.
+if [[ $TERM == screen ]]; then
+    # Set to a non empty value to reset the window name in the next precmd()
+    # call.
+    screen_name_reset=yes
+
+    screen_preexec() {
+        # Get the program name with its arguments.
+        local program_name=$1
+        # When sudo is used use real program name instead.
+        if [[ $program_name == sudo* ]]; then
+            program_name=${program_name#sudo }
+        fi
+        # Remove all arguments from the program name.
+        program_name=${program_name%% *}
+
+        # Ignore often used commands which are only running for a very short
+        # time. This prevents a "blinking" name when it's changed to "cd" for
+        # example and then some milliseconds later back to "zsh".
+        [[ $program_name == (cd*|ls|la|ll|clear) ]] && return
+
+        # Change my shortcuts so the real name of the program is displayed.
+        case $program_name in
+            e)
+                program_name=elinks
+                ;;
+            g)
+                program_name=git
+                ;;
+            m)
+                program_name=mutt
+                ;;
+            v|vi)
+                program_name=vim
+                ;;
+        esac
+
+        # Set the window name to the currently running program.
+        print -n "\ek$program_name\e\\"
+
+        # Tell precmd() to reset the window name when the program stops.
+        screen_name_reset=yes
+    }
+
+    screen_precmd() {
+        # Abort if no window name reset is necessary.
+        [[ -z $screen_name_reset ]] && return
+
+        # Reset the window name to 'zsh'.
+        print -n "\ekzsh\e\\"
+
+        # Just reset the name, so no screen reset necessary for the moment.
+        screen_name_reset=
+    }
+
+    # Add the preexec() and precmd() hooks.
+    add-zsh-hook preexec screen_preexec
+    add-zsh-hook precmd screen_precmd
+fi
+
+
+# COMPLETION SETTINGS
+
 # Load the complist module which provides additions to completion lists
 # (coloring, scrollable).
 zmodload zsh/complist
+# Use new completion system, store dumpfile in ~/.zsh/cache to prevent
+# cluttering of ~/.
+autoload -U compinit && compinit -d ~/.zsh/cache/zcompdump
 # Make sure the list of possible completions is displayed after pressing <TAB>
 # the first time.
 setopt nolistambiguous
@@ -75,29 +204,12 @@ zstyle ':completion:*' list-prompt '%p'
 # When unsetting variables make sure every variable name is only suggested
 # once.
 zstyle ':completion:*:unset:*' ignore-line yes
-# When working with mercurial don't complete the same file multiple times.
-zstyle ':completion:*:hg*:*' 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
 
-# Enable zsh's extended glob abilities.
-setopt extendedglob
 
-# Don't exit if <C-d> is pressed.
-setopt ignoreeof
-
-# Autoload add-zsh-hook to add/remove zsh hook functions easily.
-autoload -Uz add-zsh-hook
-
-# If ^C is pressed while typing a command, add it to the history so it can be
-# easily retrieved later and then abort like ^C normally does. This is useful
-# when I want to abort an command to do something in between and then finish
-# typing the command.
-TRAPINT() {
-    # Store the current buffer in the history.
-    zle && print -s $BUFFER
-
-    # Return the default exit code so zsh aborts the current command.
-    return $1
-}
+# CUSTOM ALIASES AND FUNCTIONS
 
 # Simplify calls to less, automatically redirects all output.
 alias -g L='2>&1 | less'
@@ -112,13 +224,19 @@ alias diff='diff -u'
 # Display all files and use human readable sizes.
 alias du='du -sh'
 
-# Multiple files given to Vim are opened in tabs.
-alias vim='vim -p'
-# Shortcuts for Vim.
+# Multiple files given to Vim are opened in tabs, supported since Vim 7.
+if [[ ${${${(f)"$(vim --version)"}[1]#VIM - Vi IMproved }%% *} == 7* ]]; then
+    alias vim='vim -p'
+fi
+
+# Shortcuts for often used programs.
+alias e='elinks'
+alias g='git'
+alias m='mutt'
 alias v='vim'
 alias vi='vim'
 
-# Exit binding like in Vim.
+# Exit binding like in Vim; I sometimes confuse editor and shell.
 alias :q='exit'
 
 # Edit the mercurial patch queue series file for the current mercurial
@@ -129,8 +247,9 @@ alias vqs='vim -c "cd $(hg root)/.hg/patches/" "$(hg root)/.hg/patches/series"'
 # Make going up directories simple.
 alias -g ...='../..'
 alias -g ....='../../..'
+alias -g .....='../../../..'
 
-# Improved ls which displays the files in columns (-C), visualises directories,
+# Improved ls which displays the files in columns (-C), visualizes directories,
 # links and other special files (-F) and pages everything through less (L).
 #
 # If available use GNU ls with colorized output. If it isn't available use
@@ -155,8 +274,29 @@ function ll() {
     la -l $*
 }
 
+# If ^C is pressed while typing a command, add it to the history so it can be
+# easily retrieved later and then abort like ^C normally does. This is useful
+# when I want to abort an command to do something in between and then finish
+# typing the command.
+TRAPINT() {
+    # Store the current buffer in the history.
+    zle && print -s $BUFFER
+
+    # Return the default exit code so zsh aborts the current command.
+    return $1
+}
+
+# Display TODOs stored in ~/.todo if this file exists.
+todo() {
+    if [[ -f ~/.todo ]]; then
+        cat ~/.todo | $PAGER
+    fi
+}
+
 
 # Load rc file for current OS.
 source_config ~/.zsh os rc $(uname) nolocal
 # Load rc file for current hostname (first part before a dot) or rc.local.
 source_config ~/.zsh host rc ${$(hostname)//.*/}
+
+source_debug "finished sourcing ~/.zsh/rc"