zshrc: no longer set histignorealldups

[grml-etc-core.git] / etc / zsh / zshrc

diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc
index 38571fd..4ddd4f9 100644 (file)
--- a/etc/zsh/zshrc
+++ b/etc/zsh/zshrc
@@ -432,10 +432,6 @@ is4 && setopt share_history
 # save each command's beginning timestamp and the duration to the history file
 setopt extended_history
 
-# If a new command line being added to the history list duplicates an older
-# one, the older command is removed from the list
-is4 && setopt histignorealldups
-
 # remove command lines from the history list when the first character on the
 # line is a space
 setopt histignorespace
@@ -1201,9 +1197,9 @@ zle -N grml-zsh-fg
 function sudo-command-line () {
     [[ -z $BUFFER ]] && zle up-history
     local cmd="sudo "
-    if [[ ${BUFFER:0:${#cmd}} == ${cmd} ]]; then
+    if [[ ${BUFFER} == ${cmd}* ]]; then
         CURSOR=$(( CURSOR-${#cmd} ))
-        BUFFER="${BUFFER:${#cmd}}"
+        BUFFER="${BUFFER#$cmd}"
     else
         BUFFER="${cmd}${BUFFER}"
         CURSOR=$(( CURSOR+${#cmd} ))