X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=etc%2Fzsh%2Fzshrc;h=4ad12c6b117843180aa2140b189d779af11db080;hb=1049e383c183bce753a1f11fdc05ddd0a3f1942e;hp=2b434ec82c4e9ea01f0db67da986ceffa97458e3;hpb=7f858dce86fab8aa7503969aa2343c6660834078;p=grml-etc-core.git

diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc
index 2b434ec..4ad12c6 100644
--- a/etc/zsh/zshrc
+++ b/etc/zsh/zshrc
@@ -764,14 +764,17 @@ grmlcomp() {
 
     # host completion
     if is42 ; then
+        [[ -r ~/.ssh/config ]] && _ssh_config_hosts=(${${${(@M)${(f)"$(<$HOME/.ssh/config)"}:#Host *}#Host }:#*[*?]*}) || _ssh_config_hosts=()
         [[ -r ~/.ssh/known_hosts ]] && _ssh_hosts=(${${${${(f)"$(<$HOME/.ssh/known_hosts)"}:#[\|]*}%%\ *}%%,*}) || _ssh_hosts=()
         [[ -r /etc/hosts ]] && : ${(A)_etc_hosts:=${(s: :)${(ps:\t:)${${(f)~~"$(</etc/hosts)"}%%\#*}##[:blank:]#[^[:blank:]]#}}} || _etc_hosts=()
     else
+        _ssh_config_hosts()
         _ssh_hosts=()
         _etc_hosts=()
     fi
     hosts=(
         $(hostname)
+        "$_ssh_config_hosts[@]"
         "$_ssh_hosts[@]"
         "$_etc_hosts[@]"
         localhost
@@ -783,7 +786,7 @@ grmlcomp() {
     # use generic completion system for programs not yet defined; (_gnu_generic works
     # with commands that provide a --help option with "standard" gnu-like output.)
     for compcom in cp deborphan df feh fetchipac gpasswd head hnb ipacsum mv \
-                   pal stow tail uname ; do
+                   pal stow uname ; do
         [[ -z ${_comps[$compcom]} ]] && compdef _gnu_generic ${compcom}
     done; unset compcom
 
@@ -1393,7 +1396,6 @@ bind2maps emacs             -- Left   backward-char
 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
@@ -1697,10 +1699,10 @@ fi
 
 batteryopenbsd(){
 GRML_BATTERY_LEVEL=''
-local batfull batwarn batnow num
+local bat batfull batwarn batnow num
 for num in 0 1 ; do
-    bat=$(sysctl -n hw.sensors.acpibat${num})
-    if [[ ! -z $bat ]]; then
+    bat=$(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${num}.amphour1)"%% *}
         batnow=${"$(sysctl -n hw.sensors.acpibat${num}.amphour3)"%% *}
@@ -1729,8 +1731,8 @@ 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
@@ -1755,22 +1757,24 @@ batterydarwin(){
 GRML_BATTERY_LEVEL=''
 local -a table
 table=( ${$(pmset -g ps)[(w)7,8]%%(\%|);} )
-case $table[2] in
-    charging)
-        GRML_BATTERY_LEVEL+=" ^"
-        ;;
-    discharging)
-        if (( $table[1] < 20 )) ; then
-            GRML_BATTERY_LEVEL+=" !v"
-        else
-            GRML_BATTERY_LEVEL+=" v"
-        fi
-        ;;
-    *)
-        GRML_BATTERY_LEVEL+=" ="
-        ;;
-esac
-GRML_BATTERY_LEVEL+="$table[1]%%"
+if [[ -n $table[2] ]] ; then
+    case $table[2] in
+        charging)
+            GRML_BATTERY_LEVEL+=" ^"
+            ;;
+        discharging)
+            if (( $table[1] < 20 )) ; then
+                GRML_BATTERY_LEVEL+=" !v"
+            else
+                GRML_BATTERY_LEVEL+=" v"
+            fi
+            ;;
+        *)
+            GRML_BATTERY_LEVEL+=" ="
+            ;;
+    esac
+    GRML_BATTERY_LEVEL+="$table[1]%%"
+fi
 }
 
 # set variable debian_chroot if running in a chroot with /etc/debian_chroot
@@ -2409,8 +2413,6 @@ hash -d linux=/lib/modules/$(command uname -r)/build/
 hash -d log=/var/log
 hash -d slog=/var/log/syslog
 hash -d src=/usr/src
-hash -d templ=/usr/share/doc/grml-templates
-hash -d tt=/usr/share/doc/texttools-doc
 hash -d www=/var/www
 #d# end
 
@@ -2436,21 +2438,21 @@ fi
 # do we have GNU ls with color-support?
 if [[ "$TERM" != dumb ]]; then
     #a1# List files with colors (\kbd{ls -F \ldots})
-    alias ls='ls -F '${ls_options:+"${ls_options[*]}"}
+    alias ls='command ls -F '${ls_options:+"${ls_options[*]}"}
     #a1# List all files, with colors (\kbd{ls -la \ldots})
-    alias la='ls -la '${ls_options:+"${ls_options[*]}"}
+    alias la='command ls -la '${ls_options:+"${ls_options[*]}"}
     #a1# List files with long colored list, without dotfiles (\kbd{ls -l \ldots})
-    alias ll='ls -l '${ls_options:+"${ls_options[*]}"}
+    alias ll='command ls -l '${ls_options:+"${ls_options[*]}"}
     #a1# List files with long colored list, human readable sizes (\kbd{ls -hAl \ldots})
-    alias lh='ls -hAl '${ls_options:+"${ls_options[*]}"}
+    alias lh='command ls -hAl '${ls_options:+"${ls_options[*]}"}
     #a1# List files with long colored list, append qualifier to filenames (\kbd{ls -lF \ldots})\\&\quad(\kbd{/} for directories, \kbd{@} for symlinks ...)
-    alias l='ls -lF '${ls_options:+"${ls_options[*]}"}
+    alias l='command ls -lF '${ls_options:+"${ls_options[*]}"}
 else
-    alias ls='ls -F'
-    alias la='ls -la'
-    alias ll='ls -l'
-    alias lh='ls -hAl'
-    alias l='ls -lF'
+    alias ls='command ls -F'
+    alias la='command ls -la'
+    alias ll='command ls -l'
+    alias lh='command ls -hAl'
+    alias l='command ls -lF'
 fi
 
 alias mdstat='cat /proc/mdstat'
@@ -2587,7 +2589,7 @@ if [[ -r /etc/debian_version ]] ; then
     # get a root shell as normal user in live-cd mode:
     if isgrmlcd && [[ $UID -ne 0 ]] ; then
        alias su="sudo su"
-     fi
+    fi
 
     #a1# Take a look at the syslog: \kbd{\$PAGER /var/log/syslog}
     salias llog="$PAGER /var/log/syslog"     # take a look at the syslog
@@ -2955,40 +2957,38 @@ export COLORTERM="yes"
 # 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}
-alias dir="ls -lSrah"
+alias dir="command ls -lSrah"
 #a2# Only show dot-directories
-alias lad='ls -d .*(/)'
+alias lad='command ls -d .*(/)'
 #a2# Only show dot-files
-alias lsa='ls -a .*(.)'
+alias lsa='command ls -a .*(.)'
 #a2# Only files with setgid/setuid/sticky flag
-alias lss='ls -l *(s,S,t)'
+alias lss='command ls -l *(s,S,t)'
 #a2# Only show symlinks
-alias lsl='ls -l *(@)'
+alias lsl='command ls -l *(@)'
 #a2# Display only executables
-alias lsx='ls -l *(*)'
+alias lsx='command ls -l *(*)'
 #a2# Display world-{readable,writable,executable} files
-alias lsw='ls -ld *(R,W,X.^ND/)'
+alias lsw='command ls -ld *(R,W,X.^ND/)'
 #a2# Display the ten biggest files
-alias lsbig="ls -flh *(.OL[1,10])"
+alias lsbig="command ls -flh *(.OL[1,10])"
 #a2# Only show directories
-alias lsd='ls -d *(/)'
+alias lsd='command ls -d *(/)'
 #a2# Only show empty directories
-alias lse='ls -d *(/^F)'
+alias lse='command ls -d *(/^F)'
 #a2# Display the ten newest files
-alias lsnew="ls -rtlh *(D.om[1,10])"
+alias lsnew="command ls -rtlh *(D.om[1,10])"
 #a2# Display the ten oldest files
-alias lsold="ls -rtlh *(D.Om[1,10])"
+alias lsold="command ls -rtlh *(D.Om[1,10])"
 #a2# Display the ten smallest files
-alias lssmall="ls -Srl *(.oL[1,10])"
+alias lssmall="command ls -Srl *(.oL[1,10])"
 #a2# Display the ten newest directories and ten newest .directories
-alias lsnewdir="ls -rthdl *(/om[1,10]) .*(D/om[1,10])"
+alias lsnewdir="command ls -rthdl *(/om[1,10]) .*(D/om[1,10])"
 #a2# Display the ten oldest directories and ten oldest .directories
-alias lsolddir="ls -rthdl *(/Om[1,10]) .*(D/Om[1,10])"
+alias lsolddir="command ls -rthdl *(/Om[1,10]) .*(D/Om[1,10])"
 
 # some useful aliases
 #a2# Remove current empty directory. Execute \kbd{cd ..; rmdir \$OLDCWD}
@@ -3019,10 +3019,74 @@ 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 $1_`date --iso-8601=m`
+    local current_date=$(date -u "+%Y-%m-%dT%H:%M:%SZ")
+    local clean keep move verbose result
+    setopt extended_glob
+    usage() {
+        cat << EOT
+bk [-hcmv] FILE [FILE ...]
+bk -r [-v] [FILE [FILE ...]]
+Backup a file or folder in place and append the timestamp
+Remove backups of a file or folder, or all backups in the current directory
+
+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)
+-r    Remove backups of the specified file or directory, using rm(1). If none
+      is provided, remove all backups in the current directory.
+-v    Verbose
+
+The -c, -r and -m options are mutually exclusive. If specified at the same time,
+the last one is used.
+
+The return code is the sum of all cp/mv/rm return codes.
+EOT
+    }
+    keep=1
+    while getopts ":hcmrv" opt; do
+        case $opt in
+            c) unset move clean && (( ++keep ));;
+            m) unset keep clean && (( ++move ));;
+            r) unset move keep && (( ++clean ));;
+            v) verbose="-v";;
+            h) usage;;
+            \?) usage >&2; return 1;;
+        esac
+    done
+    shift "$((OPTIND-1))"
+    if (( keep > 0 )); then
+        while (( $# > 0 )); do
+            if islinux || isfreebsd; then
+                cp $verbose -a "${1%/}" "${1%/}_$current_date"
+            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
+    elif (( clean > 0 )); then
+        if (( $# > 0 )); then
+            while (( $# > 0 )); do
+                rm $verbose -rf "${1%/}"_[0-9](#c4,)-(0[0-9]|1[0-2])-([0-2][0-9]|3[0-1])T([0-1][0-9]|2[0-3])(:[0-5][0-9])(#c2)Z
+                (( result += $? ))
+                shift
+            done
+        else
+            rm $verbose -rf *_[0-9](#c4,)-(0[0-9]|1[0-2])-([0-2][0-9]|3[0-1])T([0-1][0-9]|2[0-3])(:[0-5][0-9])(#c2)Z
+            (( result += $? ))
+        fi
+    fi
+    return $result
 }
 
 #f5# cd to directoy and list files