bind2maps viins vicmd -- Left vi-backward-char
bind2maps emacs -- Right forward-char
bind2maps viins vicmd -- Right vi-forward-char
-bind2maps viins vicmd -- Right vi-forward-char
#k# Perform abbreviation expansion
bind2maps emacs viins -- -s '^x.' zleiab
#k# Display list of abbreviations that would expand
GRML_BATTERY_LEVEL=''
local bat batfull batwarn batnow num
for num in 0 1 ; do
- bat=$(sysctl -n hw.sensors.acpibat${num})
+ bat=$(sysctl -n hw.sensors.acpibat${num} 2>/dev/null)
if [[ -n $bat ]]; then
batfull=${"$(sysctl -n hw.sensors.acpibat${num}.amphour0)"%% *}
batwarn=${"$(sysctl -n hw.sensors.acpibat${num}.amphour1)"%% *}
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
# general
#a2# Execute \kbd{du -sch}
alias da='du -sch'
-#a2# Execute \kbd{jobs -l}
-alias j='jobs -l'
# listing stuff
#a2# Execute \kbd{ls -lSrah}
# 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 $1_`date --iso-8601=m`
+ local current_date=$(date -u "+%Y-%m-%dT%H:%M:%SZ")
+ local keep move verbose result
+ usage() {
+ cat << EOT
+bk [-hcmv] FILE [FILE ...]
+Backup a file or folder in place and append the timestamp
+
+Usage:
+-h Display this help text
+-c Keep the file/folder as is, create a copy backup using cp(1) (default)
+-m Move the file/folder, using mv(1)
+-v Verbose
+
+The -c and -m options can't be used at the same time. If both specified, the
+last one is used.
+
+The return code is the sum of all cp/mv return codes.
+EOT
+ }
+ keep=1
+ while getopts ":hcmv" opt; do
+ case $opt in
+ c) unset move && (( ++keep ));;
+ m) unset keep && (( ++move ));;
+ v) verbose="-v";;
+ h) usage;;
+ \?) usage >&2; return 1;;
+ esac
+ done
+ shift "$((OPTIND-1))"
+ if (( keep > 0 )); then
+ while (( $# > 0 )); do
+ if islinux; then
+ cp $verbose -a "$1" "$1_$current_date"
+ elif isfreebsd; then
+ if [[ -d "$1" ]] && [[ "$1" == */ ]]; then
+ echo "cowardly refusing to copy $1 's content; see cp(1)" >&2; return 1
+ else
+ cp $verbose -a "$1" "$1_$current_date"
+ fi
+ else;
+ cp $verbose -pR "$1" "$1_$current_date"
+ fi
+ (( result += $? ))
+ shift
+ done
+ elif (( move > 0 )); then
+ while (( $# > 0 )); do
+ mv $verbose "$1" "$1_$current_date"
+ (( result += $? ))
+ shift
+ done
+ fi
+ return $result
}
#f5# cd to directoy and list files