X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=etc%2Fzsh%2Fzshrc;h=681d1d4e7fb2d156b496c3cf1e22aa29aa05f912;hb=e7b6b7eabcf585a92aaaa1c8da7f694b7a49f3ab;hp=edc686595feef30c6010ed32e99b7425949dc230;hpb=0fabaaf4ee69cfb2e3a310542d0204196cc2b2e3;p=grml-etc-core.git

diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc
index edc6865..681d1d4 100644
--- a/etc/zsh/zshrc
+++ b/etc/zsh/zshrc
@@ -2058,12 +2058,14 @@ hash -d www=/var/www
 # }}}
 
 # {{{ some aliases
-if [[ $UID -eq 0 ]] ; then
-    [[ -r /etc/grml/screenrc ]] && alias screen='/usr/bin/screen -c /etc/grml/screenrc'
-elif [[ -r $HOME/.screenrc ]] ; then
-    alias screen="/usr/bin/screen -c $HOME/.screenrc"
-else
-    [[ -r /etc/grml/screenrc_grml ]] && alias screen='/usr/bin/screen -c /etc/grml/screenrc_grml'
+if check_com -c screen ; then
+    if [[ $UID -eq 0 ]] ; then
+        [[ -r /etc/grml/screenrc ]] && alias screen="${commands[screen]} -c /etc/grml/screenrc"
+    elif [[ -r $HOME/.screenrc ]] ; then
+        alias screen="${commands[screen]} -c $HOME/.screenrc"
+    else
+        [[ -r /etc/grml/screenrc_grml ]] && alias screen="${commands[screen]} -c /etc/grml/screenrc_grml"
+    fi
 fi
 
 # do we have GNU ls with color-support?
@@ -2434,6 +2436,9 @@ grmlcomp() {
     zstyle ':completion:*:manuals.*'  insert-sections   true
     zstyle ':completion:*:man:*'      menu yes select
 
+    # provide .. as a completion
+    zstyle ':completion:*' special-dirs ..
+
     # run rehash on completion so new installed program are found automatically:
     _force_rehash() {
         (( CURRENT == 1 )) && rehash
@@ -3835,16 +3840,21 @@ mkmaildir() {
     mkdir -p ${root}/${subdir}/{cur,new,tmp}
 }
 
-# xtrename() rename xterm from within GNU-screen
+#f5# Change the xterm title from within GNU-screen
 xtrename() {
-    if [[ -z ${DISPLAY} ]] ; then
-        printf 'xtrename only makes sense in X11.\n'
-        return 1
+    if [[ ${1} != "-f" ]] ; then
+        if [[ -z ${DISPLAY} ]] ; then
+            printf 'xtrename only makes sense in X11.\n'
+            return 1
+        fi
+    else
+        shift
     fi
     if [[ -z ${1} ]] ; then
-        printf 'usage: xtrename() "title for xterm"\n'
+        printf 'usage: xtrename [-f] "title for xterm"\n'
         printf '  renames the title of xterm from _within_ screen.\n'
-        printf '  Also works without screen.\n'
+        printf '  also works without screen.\n'
+        printf '  will not work if DISPLAY is unset, use -f to override.\n'
         return 0
     fi
     print -n "\eP\e]0;${1}\C-G\e\\"