X-Git-Url: https://git.grml.org/?a=blobdiff_plain;f=etc%2Fzsh%2Fzshrc;h=196158dbe616b9dec80b4781367a9fb15c3cdfb5;hb=386c0c49de5531c1a0959a4968eaf265eca873dc;hp=6533d7262fcc4a1ff8bed274261b254bc3f05c27;hpb=deeb32aa922bbc8147950eded42e436e5e8c8439;p=grml-etc-core.git

diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc
index 6533d72..196158d 100644
--- a/etc/zsh/zshrc
+++ b/etc/zsh/zshrc
@@ -180,14 +180,26 @@ else
     isgrmlsmall() { return 1 }
 fi
 
+GRML_OSTYPE=$(uname -s)
+
+islinux(){
+    [[ $GRML_OSTYPE == "Linux" ]]
+}
+
 isdarwin(){
-    [[ $OSTYPE == darwin* ]] && return 0
-    return 1
+    [[ $GRML_OSTYPE == "Darwin" ]]
 }
 
 isfreebsd(){
-    [[ $OSTYPE == freebsd* ]] && return 0
-    return 1
+    [[ $GRML_OSTYPE == "FreeBSD" ]]
+}
+
+isopenbsd(){
+    [[ $GRML_OSTYPE == "OpenBSD" ]]
+}
+
+issolaris(){
+    [[ $GRML_OSTYPE == "SunOS" ]]
 }
 
 #f1# are we running within an utf environment?
@@ -339,20 +351,19 @@ NOMENU=${NOMENU:-0}
 NOPRECMD=${NOPRECMD:-0}
 COMMAND_NOT_FOUND=${COMMAND_NOT_FOUND:-0}
 GRML_ZSH_CNF_HANDLER=${GRML_ZSH_CNF_HANDLER:-/usr/share/command-not-found/command-not-found}
-BATTERY=${BATTERY:-0}
+GRML_DISPLAY_BATTERY=${GRML_DISPLAY_BATTERY:-${BATTERY:-0}}
 GRMLSMALL_SPECIFIC=${GRMLSMALL_SPECIFIC:-1}
 ZSH_NO_DEFAULT_LOCALE=${ZSH_NO_DEFAULT_LOCALE:-0}
 
 typeset -ga ls_options
 typeset -ga grep_options
-if ls --help 2> /dev/null | grep -q GNU; then
-    ls_options=( --color=auto )
-elif [[ $OSTYPE == freebsd* ]]; then
-    ls_options=( -G )
+if ls --color=auto / >/dev/null 2>&1; then
+    ls_options+=( --color=auto )
+elif ls -G / >/dev/null 2>&1; then
+    ls_options+=( -G )
 fi
-if grep --help 2> /dev/null | grep -q GNU || \
-   [[ $OSTYPE == freebsd* ]]; then
-    grep_options=( --color=auto )
+if grep --color=auto -q "a" <<< "a" >/dev/null 2>&1; then
+    grep_options+=( --color=auto )
 fi
 
 # utility functions
@@ -407,23 +418,22 @@ salias() {
     emulate -L zsh
     local only=0 ; local multi=0
     local key val
-    while [[ $1 == -* ]] ; do
-        case $1 in
-            (-o) only=1 ;;
-            (-a) multi=1 ;;
-            (--) shift ; break ;;
-            (-h)
-                printf 'usage: salias [-h|-o|-a] <alias-expression>\n'
+    while getopts ":hao" opt; do
+        case $opt in
+            o) only=1 ;;
+            a) multi=1 ;;
+            h)
+                printf 'usage: salias [-hoa] <alias-expression>\n'
                 printf '  -h      shows this help text.\n'
                 printf '  -a      replace '\'' ; '\'' sequences with '\'' ; sudo '\''.\n'
                 printf '          be careful using this option.\n'
                 printf '  -o      only sets an alias if a preceding sudo would be needed.\n'
                 return 0
                 ;;
-            (*) printf "unkown option: '%s'\n" "$1" ; return 1 ;;
+            *) salias -h >&2; return 1 ;;
         esac
-        shift
     done
+    shift "$((OPTIND-1))"
 
     if (( ${#argv} > 1 )) ; then
         printf 'Too many arguments %s\n' "${#argv}"
@@ -757,14 +767,17 @@ 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
@@ -776,7 +789,7 @@ 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
 
@@ -1386,7 +1399,6 @@ 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
@@ -1432,7 +1444,7 @@ bind2maps emacs viins       -- -s '^x1' jump_after_first_word
 bind2maps emacs viins       -- -s "^x^x" hist-complete
 
 # insert unicode character
-# usage example: 'ctrl-x i' 00A7 'ctrl-x i' will give you an §
+# usage example: 'ctrl-x i' 00A7 'ctrl-x i' will give you an §
 # See for example http://unicode.org/charts/ for unicode characters code
 #k# Insert Unicode character
 bind2maps emacs viins       -- -s '^xi' insert-unicode-char
@@ -1642,28 +1654,132 @@ PS4='+%N:%i:%_> '
 #    - debian_chroot
 #    - vcs_info setup and version specific fixes
 
-# display battery status on right side of prompt via running 'BATTERY=1 zsh'
-if [[ $BATTERY -gt 0 ]] ; then
-    if ! check_com -c acpi ; then
-        BATTERY=0
-    fi
-fi
+# display battery status on right side of prompt using 'GRML_DISPLAY_BATTERY=1' in .zshrc.pre
 
 battery() {
-if [[ $BATTERY -gt 0 ]] ; then
-    PERCENT="${${"$(acpi 2>/dev/null)"}/(#b)[[:space:]]#Battery <->: [^0-9]##, (<->)%*/${match[1]}}"
-    if [[ -z "$PERCENT" ]] ; then
-        PERCENT='acpi not present'
+if [[ $GRML_DISPLAY_BATTERY -gt 0 ]] ; then
+    if islinux ; then
+        batterylinux
+    elif isopenbsd ; then
+        batteryopenbsd
+    elif isfreebsd ; then
+        batteryfreebsd
+    elif isdarwin ; then
+        batterydarwin
     else
-        if [[ "$PERCENT" -lt 20 ]] ; then
-            PERCENT="warning: ${PERCENT}%%"
-        else
-            PERCENT="${PERCENT}%%"
-        fi
+        #not yet supported
+        GRML_DISPLAY_BATTERY=0
     fi
 fi
 }
 
+batterylinux(){
+GRML_BATTERY_LEVEL=''
+local batteries bat capacity
+batteries=( /sys/class/power_supply/BAT*(N) )
+if (( $#batteries > 0 )) ; then
+    for bat in $batteries ; do
+        capacity=$(< $bat/capacity)
+        case $(< $bat/status) in
+        Charging)
+            GRML_BATTERY_LEVEL+=" ^"
+            ;;
+        Discharging)
+            if (( capacity < 20 )) ; then
+                GRML_BATTERY_LEVEL+=" !v"
+            else
+                GRML_BATTERY_LEVEL+=" v"
+            fi
+            ;;
+        *) # Full, Unknown
+            GRML_BATTERY_LEVEL+=" ="
+            ;;
+        esac
+        GRML_BATTERY_LEVEL+="${capacity}%%"
+    done
+fi
+}
+
+batteryopenbsd(){
+GRML_BATTERY_LEVEL=''
+local bat batfull batwarn batnow num
+for num in 0 1 ; do
+    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)"%% *}
+        case "$(sysctl -n hw.sensors.acpibat${num}.raw0)" in
+            *" discharging"*)
+                if (( batnow < batwarn )) ; then
+                    GRML_BATTERY_LEVEL+=" !v"
+                else
+                    GRML_BATTERY_LEVEL+=" v"
+                fi
+                ;;
+            *" charging"*)
+                GRML_BATTERY_LEVEL+=" ^"
+                ;;
+            *)
+                GRML_BATTERY_LEVEL+=" ="
+                ;;
+        esac
+        GRML_BATTERY_LEVEL+="${$(( 100 * batnow / batfull ))%%.*}%%"
+    fi
+done
+}
+
+batteryfreebsd(){
+GRML_BATTERY_LEVEL=''
+local num
+local -A table
+for num in 0 1 ; do
+    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 (( $table[Remaining-capacity] < 20 )) ; then
+                    GRML_BATTERY_LEVEL+=" !v"
+                else
+                    GRML_BATTERY_LEVEL+=" v"
+                fi
+                ;;
+            *charging*)
+                GRML_BATTERY_LEVEL+=" ^"
+                ;;
+            *)
+                GRML_BATTERY_LEVEL+=" ="
+                ;;
+        esac
+        GRML_BATTERY_LEVEL+="$table[Remaining-capacity]%%"
+    fi
+done
+}
+
+batterydarwin(){
+GRML_BATTERY_LEVEL=''
+local -a table
+table=( ${$(pmset -g ps)[(w)7,8]%%(\%|);} )
+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
 if [[ -z "$debian_chroot" ]] && [[ -r /etc/debian_chroot ]] ; then
     debian_chroot=$(</etc/debian_chroot)
@@ -1917,7 +2033,7 @@ grml_prompt_post_default=(
 
 grml_prompt_token_default=(
     at                '@'
-    battery           'PERCENT'
+    battery           'GRML_BATTERY_LEVEL'
     change-root       'debian_chroot'
     date              '%D{%Y-%m-%d}'
     grml-chroot       'GRML_CHROOT'
@@ -2188,7 +2304,7 @@ fi
 if is437; then
     # The prompt themes use modern features of zsh, that require at least
     # version 4.3.7 of the shell. Use the fallback otherwise.
-    if [[ $BATTERY -gt 0 ]]; then
+    if [[ $GRML_DISPLAY_BATTERY -gt 0 ]]; then
         zstyle ':prompt:grml:right:setup' items sad-smiley battery
         add-zsh-hook precmd battery
     fi
@@ -2300,8 +2416,6 @@ hash -d linux=/lib/modules/$(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
 
@@ -2326,22 +2440,21 @@ fi
 
 # do we have GNU ls with color-support?
 if [[ "$TERM" != dumb ]]; then
-    #a1# List files with colors (\kbd{ls -CF \ldots})
-    alias ls='ls -CF '${ls_options:+"${ls_options[*]}"}
+    #a1# List files with colors (\kbd{ls \ldots})
+    alias ls="command ls ${ls_options:+${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[*]}"}
-    #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 lh="command ls -hAl ${ls_options:+${ls_options[*]}}"
+    #a1# List files with long colored list, append qualifier to filenames (\kbd{ls -l \ldots})\\&\quad(\kbd{/} for directories, \kbd{@} for symlinks ...)
+    alias l="command ls -l ${ls_options:+${ls_options[*]}}"
 else
-    alias ls='ls -CF'
-    alias la='ls -la'
-    alias ll='ls -l'
-    alias lh='ls -hAl'
-    alias l='ls -lF'
+    alias la='command ls -la'
+    alias ll='command ls -l'
+    alias lh='command ls -hAl'
+    alias l='command ls -l'
 fi
 
 alias mdstat='cat /proc/mdstat'
@@ -2431,7 +2544,8 @@ the zsh yet. :)
   "NOPRECMD=1 zsh" => disable the precmd + preexec commands (set GNU screen title)
   "NOTITLE=1  zsh" => disable setting the title of xterms without disabling
                       preexec() and precmd() completely
-  "BATTERY=1  zsh" => activate battery status (via acpi) on right side of prompt
+  "GRML_DISPLAY_BATTERY=1  zsh"
+                   => activate battery status on right side of prompt (WIP)
   "COMMAND_NOT_FOUND=1 zsh"
                    => Enable a handler if an external command was not found
                       The command called in the handler can be altered by setting
@@ -2477,7 +2591,7 @@ 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
@@ -2845,40 +2959,38 @@ 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}
@@ -2909,10 +3021,79 @@ 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 all to_bk
+    setopt extended_glob
+    keep=1
+    while getopts ":hacmrv" opt; do
+        case $opt in
+            a) (( all++ ));;
+            c) unset move clean && (( ++keep ));;
+            m) unset keep clean && (( ++move ));;
+            r) unset move keep && (( ++clean ));;
+            v) verbose="-v";;
+            h) cat << EOT
+bk [-hcmv] FILE [FILE ...]
+bk -r [-av] [FILE [FILE ...]]
+Backup a file or folder in place and append the timestamp
+Remove backups of a file or folder, or all backups in the current directory
+
+Usage:
+-h    Display this help text
+-c    Keep the file/folder as is, create a copy backup using cp(1) (default)
+-m    Move the file/folder, using mv(1)
+-r    Remove backups of the specified file or directory, using rm(1). If none
+      is provided, remove all backups in the current directory.
+-a    Remove all (even hidden) backups.
+-v    Verbose
+
+The -c, -r and -m options are mutually exclusive. If specified at the same time,
+the last one is used.
+
+The return code is the sum of all cp/mv/rm return codes.
+EOT
+return 0;;
+            \?) bk -h >&2; return 1;;
+        esac
+    done
+    shift "$((OPTIND-1))"
+    if (( keep > 0 )); then
+        if islinux || isfreebsd; then
+            for to_bk in "$@"; do
+                cp $verbose -a "${to_bk%/}" "${to_bk%/}_$current_date"
+                (( result += $? ))
+            done
+        else
+            for to_bk in "$@"; do
+                cp $verbose -pR "${to_bk%/}" "${to_bk%/}_$current_date"
+                (( result += $? ))
+            done
+        fi
+    elif (( move > 0 )); then
+        while (( $# > 0 )); do
+            mv $verbose "${1%/}" "${1%/}_$current_date"
+            (( result += $? ))
+            shift
+        done
+    elif (( clean > 0 )); then
+        if (( $# > 0 )); then
+            for to_bk in "$@"; do
+                rm $verbose -rf "${to_bk%/}"_[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 += $? ))
+            done
+        else
+            if (( all > 0 )); then
+                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(D)
+            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
+            fi
+            (( result += $? ))
+        fi
+    fi
+    return $result
 }
 
 #f5# cd to directoy and list files