zshrc: began rewriting bk()

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

diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc
index a19c9ac..8357683 100644 (file)
--- a/etc/zsh/zshrc
+++ b/etc/zsh/zshrc
@@ -1729,8 +1729,8 @@ GRML_BATTERY_LEVEL=''
 local num
 local -A table
 for num in 0 1 ; do
-    table=( ${=${${${${${(M)${(f)"$(acpiconf -i $num)"}:#(State|Remaining capacity):*}%%( ##|%)}//:[ $'\t']##/@}// /-}//@/ }} )
-    if [[ $table[State] != "not-present" ]] ; then
+    table=( ${=${${${${${(M)${(f)"$(acpiconf -i $num 2>&1)"}:#(State|Remaining capacity):*}%%( ##|%)}//:[ $'\t']##/@}// /-}//@/ }} )
+    if [[ -n $table ]] && [[ $table[State] != "not-present" ]] ; then
         case $table[State] in
             *discharging*)
                 if (( $table[Remaining-capacity] < 20 )) ; then
@@ -3019,10 +3019,16 @@ fi
 
 # useful functions
 
-#f5# Backup \kbd{file {\rm to} file\_timestamp}
+#f5# Backup \kbd{file_or_folder {\rm to} file_or_folder\_timestamp}
 bk() {
     emulate -L zsh
-    cp -b $1 $1_`date --iso-8601=m`
+    if islinux; then
+        cp -a "$1" "$1_$(date --iso-8601=m)"
+    elif isopenbsd; then
+        cp -R "$1" "$1_$(date "+%FT%H:%M")"
+    else;
+        echo 'sorry, not yet implemented, send a patch!' >&2
+    fi
 }
 
 #f5# cd to directoy and list files