X-Git-Url: https://git.grml.org/?a=blobdiff_plain;f=etc%2Fzsh%2Fzshrc;h=417ab816d70d6d9250464062d8fdb568d48bb2a1;hb=745e5f709260d1556e09475d712d45d9b3865603;hp=9307dca15c446cfa67c325404af0e7e48d513718;hpb=8e8677d05583455aad339ba89660bbe08c068129;p=grml-etc-core.git diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc index 9307dca..417ab81 100644 --- a/etc/zsh/zshrc +++ b/etc/zsh/zshrc @@ -274,6 +274,83 @@ function zrcautoload() { return 0 } +# The following is the ‘add-zsh-hook’ function from zsh upstream. It is +# included here to make the setup work with older versions of zsh (prior to +# 4.3.7) in which this function had a bug that triggers annoying errors during +# shell startup. This is exactly upstreams code from f0068edb4888a4d8fe94def, +# with just a few adjustments in coding style to make the function look more +# compact. This definition can be removed as soon as we raise the minimum +# version requirement to 4.3.7 or newer. +function add-zsh-hook() { + # Add to HOOK the given FUNCTION. + # HOOK is one of chpwd, precmd, preexec, periodic, zshaddhistory, + # zshexit, zsh_directory_name (the _functions subscript is not required). + # + # With -d, remove the function from the hook instead; delete the hook + # variable if it is empty. + # + # -D behaves like -d, but pattern characters are active in the function + # name, so any matching function will be deleted from the hook. + # + # Without -d, the FUNCTION is marked for autoload; -U is passed down to + # autoload if that is given, as are -z and -k. (This is harmless if the + # function is actually defined inline.) + emulate -L zsh + local -a hooktypes + hooktypes=( + chpwd precmd preexec periodic zshaddhistory zshexit + zsh_directory_name + ) + local usage="Usage: $0 hook function\nValid hooks are:\n $hooktypes" + local opt + local -a autoopts + integer del list help + while getopts "dDhLUzk" opt; do + case $opt in + (d) del=1 ;; + (D) del=2 ;; + (h) help=1 ;; + (L) list=1 ;; + ([Uzk]) autoopts+=(-$opt) ;; + (*) return 1 ;; + esac + done + shift $(( OPTIND - 1 )) + if (( list )); then + typeset -mp "(${1:-${(@j:|:)hooktypes}})_functions" + return $? + elif (( help || $# != 2 || ${hooktypes[(I)$1]} == 0 )); then + print -u$(( 2 - help )) $usage + return $(( 1 - help )) + fi + local hook="${1}_functions" + local fn="$2" + if (( del )); then + # delete, if hook is set + if (( ${(P)+hook} )); then + if (( del == 2 )); then + set -A $hook ${(P)hook:#${~fn}} + else + set -A $hook ${(P)hook:#$fn} + fi + # unset if no remaining entries --- this can give better + # performance in some cases + if (( ! ${(P)#hook} )); then + unset $hook + fi + fi + else + if (( ${(P)+hook} )); then + if (( ${${(P)hook}[(I)$fn]} == 0 )); then + set -A $hook ${(P)hook} $fn + fi + else + set -A $hook $fn + fi + autoload $autoopts -- $fn + fi +} + # Load is-at-least() for more precise version checks Note that this test will # *always* fail, if the is-at-least function could not be marked for # autoloading. @@ -506,6 +583,7 @@ xcat() { xunfunction() { emulate -L zsh local -a funcs + local func funcs=(salias xcat xsource xunfunction zrcautoload zrcautozle) for func in $funcs ; do [[ -n ${functions[$func]} ]] \ @@ -530,6 +608,7 @@ fi for var in LANG LC_ALL LC_MESSAGES ; do [[ -n ${(P)var} ]] && export $var done +builtin unset -v var # set some variables if check_com -c vim ; then @@ -606,7 +685,7 @@ typeset -U path cdpath fpath manpath is4 && \ for mod in parameter complist deltochar mathfunc ; do zmodload -i zsh/${mod} 2>/dev/null || print "Notice: no ${mod} available :(" -done +done && builtin unset -v mod # autoload zsh modules when they are referenced if is4 ; then @@ -767,7 +846,7 @@ grmlcomp() { # host completion if is42 ; then - [[ -r ~/.ssh/config ]] && _ssh_config_hosts=(${${${(@M)${(f)"$(<$HOME/.ssh/config)"}:#Host *}#Host }:#*[*?]*}) || _ssh_config_hosts=() + [[ -r ~/.ssh/config ]] && _ssh_config_hosts=(${${(s: :)${(ps:\t:)${${(@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: :)${(ps:\t:)${${(f)~~"$(. It is @@ -1932,7 +2013,7 @@ __EOF0__ } function prompt_grml-chroot_help () { - cat <<__EOF0__ + <<__EOF0__ prompt grml-chroot This is a variation of the grml prompt, see: prompt -h grml @@ -1946,7 +2027,7 @@ __EOF0__ } function prompt_grml-large_help () { - cat <<__EOF0__ + <<__EOF0__ prompt grml-large This is a variation of the grml prompt, see: prompt -h grml @@ -1965,7 +2046,10 @@ __EOF0__ function grml_prompt_setup () { emulate -L zsh autoload -Uz vcs_info - autoload -Uz add-zsh-hook + # The following autoload is disabled for now, since this setup includes a + # static version of the ‘add-zsh-hook’ function above. It needs to be + # reenabled as soon as that static definition is removed again. + #autoload -Uz add-zsh-hook add-zsh-hook precmd prompt_$1_precmd } @@ -2061,7 +2145,7 @@ function grml_theme_has_token () { } function GRML_theme_add_token_usage () { - cat <<__EOF0__ + <<__EOF0__ Usage: grml_theme_add_token [-f|-i] [
 ]
 
      is the name for the newly added token. If the \`-f' or \`-i' options
@@ -2397,7 +2481,10 @@ function grml_control_xterm_title () {
     esac
 }
 
-zrcautoload add-zsh-hook || add-zsh-hook () { :; }
+# The following autoload is disabled for now, since this setup includes a
+# static version of the ‘add-zsh-hook’ function above. It needs to be
+# reenabled as soon as that static definition is removed again.
+#zrcautoload add-zsh-hook || add-zsh-hook () { :; }
 if [[ $NOPRECMD -eq 0 ]]; then
     add-zsh-hook precmd grml_reset_screen_title
     add-zsh-hook precmd grml_vcs_to_screen_title
@@ -2473,6 +2560,7 @@ alias term2utf="echo 'Setting terminal to utf-8 mode'; print -n '\e%G'"
 [[ -n ${aliases[utf2iso]} ]] && unalias utf2iso
 utf2iso() {
     if isutfenv ; then
+        local ENV
         for ENV in $(env | command grep -i '.utf') ; do
             eval export "$(echo $ENV | sed 's/UTF-8/iso885915/ ; s/utf8/iso885915/')"
         done
@@ -2483,6 +2571,7 @@ utf2iso() {
 [[ -n ${aliases[iso2utf]} ]] && unalias iso2utf
 iso2utf() {
     if ! isutfenv ; then
+        local ENV
         for ENV in $(env | command grep -i '\.iso') ; do
             eval export "$(echo $ENV | sed 's/iso.*/UTF-8/ ; s/ISO.*/UTF-8/')"
         done
@@ -2609,7 +2698,7 @@ fi
 if [[ -L /usr/bin/cdrecord ]] || ! check_com -c cdrecord; then
     if check_com -c wodim; then
         cdrecord() {
-            cat <<__EOF0__
+            <<__EOF0__
 cdrecord is not provided under its original name by Debian anymore.
 See #377109 in the BTS of Debian for more details.
 
@@ -2824,6 +2913,7 @@ if [[ -d /etc/init.d || -d /etc/service ]] ; then
         eval "$i() { __start_stop $i \"\$1\" \"\$2\" ; }"
         compdef _grmlinitd $i
     done
+    builtin unset -v i
 fi
 
 #f1# Provides useful information on globbing
@@ -2938,7 +3028,8 @@ ssl-cert-info() {
 }
 
 # make sure our environment is clean regarding colors
-for color in BLUE RED GREEN CYAN YELLOW MAGENTA WHITE ; unset $color
+for var in BLUE RED GREEN CYAN YELLOW MAGENTA WHITE ; unset $var
+builtin unset -v var
 
 # "persistent history"
 # just write important commands you always need to ~/.important_commands
@@ -3035,7 +3126,7 @@ bk() {
             m) unset keep clean && (( ++move ));;
             r) unset move keep && (( ++clean ));;
             v) verbose="-v";;
-            h) cat <<__EOF0__
+            h) <<__EOF0__
 bk [-hcmv] FILE [FILE ...]
 bk -r [-av] [FILE [FILE ...]]
 Backup a file or folder in place and append the timestamp
@@ -3129,10 +3220,8 @@ mkcd() {
 
 #f5# Create temporary directory and \kbd{cd} to it
 cdt() {
-    local t
-    t=$(mktemp -d)
-    echo "$t"
-    builtin cd "$t"
+    builtin cd "$(mktemp -d)"
+    builtin pwd
 }
 
 #f5# List files which have been accessed within the last {\it n} days, {\it n} defaults to 1
@@ -3165,12 +3254,12 @@ if (( $#grep_options > 0 )); then
 fi
 
 # Translate DE<=>EN
-# 'translate' looks up fot a word in a file with language-to-language
+# 'translate' looks up a word in a file with language-to-language
 # translations (field separator should be " : "). A typical wordlist looks
-# like at follows:
-#  | english-word : german-transmission
+# like the following:
+#  | english-word : german-translation
 # It's also only possible to translate english to german but not reciprocal.
-# Use the following oneliner to turn back the sort order:
+# Use the following oneliner to reverse the sort order:
 #  $ awk -F ':' '{ print $2" : "$1" "$3 }' \
 #    /usr/local/lib/words/en-de.ISO-8859-1.vok > ~/.translate/de-en.ISO-8859-1.vok
 #f5# Translates a word
@@ -3196,7 +3285,7 @@ trans() {
 simple-extract() {
     emulate -L zsh
     setopt extended_glob noclobber
-    local DELETE_ORIGINAL DECOMP_CMD USES_STDIN USES_STDOUT GZTARGET WGET_CMD
+    local ARCHIVE DELETE_ORIGINAL DECOMP_CMD USES_STDIN USES_STDOUT GZTARGET WGET_CMD
     local RC=0
     zparseopts -D -E "d=DELETE_ORIGINAL"
     for ARCHIVE in "${@}"; do
@@ -3295,11 +3384,13 @@ simple-extract() {
 
         elif [[ "$ARCHIVE" == (#s)(https|http|ftp)://* ]] ; then
             if check_com curl; then
-                WGET_CMD="curl -L -k -s -o -"
+                WGET_CMD="curl -L -s -o -"
             elif check_com wget; then
-                WGET_CMD="wget -q -O - --no-check-certificate"
+                WGET_CMD="wget -q -O -"
+            elif check_com fetch; then
+                WGET_CMD="fetch -q -o -"
             else
-                print "ERROR: neither wget nor curl is installed" >&2
+                print "ERROR: neither wget, curl nor fetch is installed" >&2
                 RC=$((RC+4))
                 continue
             fi
@@ -3477,6 +3568,7 @@ if check_com -c hg ; then
     #f5# GNU like diff for mercurial
     hgdi() {
         emulate -L zsh
+        local i
         for i in $(hg status -marn "$@") ; diff -ubwd <(hg cat "$i") "$i"
     }