X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=etc%2Fzsh%2Fzshrc;h=51694da2eaefac39a49060e662ed76c8bb2ea656;hb=f98b04694856a470d5577f952111109ba2be72a0;hp=48ae2e938d4b0b69fae80b044593875124f49a61;hpb=1e990f925efb9fdb59eef31855abce7434d0d207;p=grml-etc-core.git diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc index 48ae2e9..51694da 100644 --- a/etc/zsh/zshrc +++ b/etc/zsh/zshrc @@ -618,7 +618,7 @@ for fdir in /usr/share/grml/zsh/completion /usr/share/grml/zsh/functions; do done typeset -aU ffiles ffiles=(/usr/share/grml/zsh/functions/**/[^_]*[^~](N.:t)) -(( ${#files} > 0 )) && autoload -U "${ffiles[@]}" +(( ${#ffiles} > 0 )) && autoload -U "${ffiles[@]}" unset -v fdir ffiles # support colors in less @@ -1477,7 +1477,7 @@ bind2maps emacs viins -- -s ' ' magic-space #k# Trigger menu-complete bind2maps emacs viins -- -s '\ei' menu-complete # menu completion via esc-i #k# Insert a timestamp on the command line (yyyy-mm-dd) -bind2maps emacs viins -- -s '^ed' insert-datestamp +bind2maps emacs viins -- -s '\ed' insert-datestamp #k# Insert last typed word bind2maps emacs viins -- -s "\em" insert-last-typed-word #k# A smart shortcut for \kbd{fg} @@ -2001,6 +2001,19 @@ function prompt_grml_help () { accordingly. Default (left): rc change-root user at host path vcs percent; Default (right): sad-smiley + - strip-sensitive-characters (boolean): If the \`prompt_subst' option + is active in zsh, the shell performs lots of expansions on prompt + variable strings, including command substitution. So if you don't + control where some of your prompt strings is coming from, this is + an exploitable weakness. Grml's zsh setup does not set this option + and it is off in the shell in zsh-mode by default. If it *is* turned + on however, this style becomes active, and there are two flavours of + it: On per default is a global variant in the '*:setup' context. This + strips characters after the whole prompt string was constructed. There + is a second variant in the '*:items:', that is off by default. + It allows fine grained control over which items' data is stripped. + The characters that are stripped are: \$ and \`. + Available styles in 'items:' are: pre, post. These are strings that are inserted before (pre) and after (post) the item in question. Thus, the following would cause the user name to be printed in red instead of the @@ -2255,7 +2268,7 @@ grml_theme_add_token: Token `%s'\'' exists! Giving up!\n\n' $name fi } -function grml_typeset_and_wrap () { +function grml_wrap_reply () { emulate -L zsh local target="$1" local new="$2" @@ -2263,14 +2276,16 @@ function grml_typeset_and_wrap () { local right="$4" if (( ${+parameters[$new]} )); then - typeset -g "${target}=${(P)target}${left}${(P)new}${right}" + REPLY="${left}${(P)new}${right}" + else + REPLY='' fi } function grml_prompt_addto () { emulate -L zsh local target="$1" - local lr it apre apost new v + local lr it apre apost new v REPLY local -a items shift @@ -2284,21 +2299,21 @@ function grml_prompt_addto () { || apost=${grml_prompt_post_default[$it]} zstyle -s ":prompt:${grmltheme}:${lr}:items:$it" token new \ || new=${grml_prompt_token_default[$it]} - typeset -g "${target}=${(P)target}${apre}" if (( ${+grml_prompt_token_function[$it]} )); then ${grml_prompt_token_function[$it]} $it - typeset -g "${target}=${(P)target}${REPLY}" else case $it in battery) - grml_typeset_and_wrap $target $new '' '' + grml_wrap_reply $target $new '' '' ;; change-root) - grml_typeset_and_wrap $target $new '(' ')' + grml_wrap_reply $target $new '(' ')' ;; grml-chroot) if [[ -n ${(P)new} ]]; then - typeset -g "${target}=${(P)target}(CHROOT)" + REPLY="$CHROOT" + else + REPLY='' fi ;; vcs) @@ -2308,14 +2323,33 @@ function grml_prompt_addto () { vcscalled=1 fi if (( ${+parameters[$v]} )) && [[ -n "${(P)v}" ]]; then - typeset -g "${target}=${(P)target}${(P)v}" + REPLY="${(P)v}" + else + REPLY='' fi ;; - *) typeset -g "${target}=${(P)target}${new}" ;; + *) REPLY="$new" ;; esac fi - typeset -g "${target}=${(P)target}${apost}" + # Strip volatile characters per item. This is off by default. See the + # global stripping code a few lines below for details. + if [[ -o prompt_subst ]] && zstyle -t ":prompt:${grmltheme}:${lr}:items:$it" \ + strip-sensitive-characters + then + REPLY="${REPLY//[$\`]/}" + fi + typeset -g "${target}=${(P)target}${apre}${REPLY}${apost}" done + + # Per default, strip volatile characters (in the prompt_subst case) + # globally. If the option is off, the style has no effect. For more + # control, this can be turned off and stripping can be configured on a + # per-item basis (see above). + if [[ -o prompt_subst ]] && zstyle -T ":prompt:${grmltheme}:${lr}:setup" \ + strip-sensitive-characters + then + typeset -g "${target}=${${(P)target}//[$\`]/}" + fi } function prompt_grml_precmd () { @@ -2663,16 +2697,23 @@ if [[ -r /etc/debian_version ]] ; then alias acsh='apt-cache show' #a3# Execute \kbd{apt-cache policy} alias acp='apt-cache policy' - #a3# Execute \kbd{apt-get dist-upgrade} - salias adg="apt-get dist-upgrade" - #a3# Execute \kbd{apt-get install} - salias agi="apt-get install" + if check_com -c apt ; then + #a3# Execute \kbd{apt dist-upgrade} + salias adg="apt dist-upgrade" + #a3# Execute \kbd{apt upgrade} + salias ag="apt upgrade" + #a3# Execute \kbd{apt install} + salias agi="apt install" + #a3# Execute \kbd{apt-get update} + salias au="apt update" + else + salias adg="apt-get dist-upgrade" + salias ag="apt-get upgrade" + salias agi="apt-get install" + salias au="apt-get update" + fi #a3# Execute \kbd{aptitude install} salias ati="aptitude install" - #a3# Execute \kbd{apt-get upgrade} - salias ag="apt-get upgrade" - #a3# Execute \kbd{apt-get update} - salias au="apt-get update" #a3# Execute \kbd{aptitude update ; aptitude safe-upgrade} salias -a up="aptitude update ; aptitude safe-upgrade" #a3# Execute \kbd{dpkg-buildpackage} @@ -3686,7 +3727,7 @@ fi # end of check whether we have the 'hg'-executable if (( GRMLSMALL_SPECIFIC > 0 )) && isgrmlsmall ; then - unset abk[V] + unset "abk[V]" unalias 'V' &> /dev/null unfunction vman &> /dev/null unfunction viless &> /dev/null