X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=etc%2Fzsh%2Fzshrc;h=aa8c0958978ab8b5dad273b42d6d246113dcce97;hb=1a812ddcb39535473ec8f019138d6d59287a11a0;hp=882957882ba9c47605c94e247c9ed43e2f86456a;hpb=27662940e75dc75f2f6cab2c1fe27aef26ba9753;p=grml-etc-core.git diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc index 8829578..aa8c095 100644 --- a/etc/zsh/zshrc +++ b/etc/zsh/zshrc @@ -144,6 +144,12 @@ is433(){ return 1 } +is437(){ + [[ $ZSH_VERSION == 4.3.<7->* || $ZSH_VERSION == 4.<4->* \ + || $ZSH_VERSION == <5->* ]] && return 0 + return 1 +} + is439(){ [[ $ZSH_VERSION == 4.3.<9->* || $ZSH_VERSION == 4.<4->* \ || $ZSH_VERSION == <5->* ]] && return 0 @@ -979,6 +985,17 @@ for rh in run-help{,-git,-svk,-svn}; do zrcautoload $rh done; unset rh +# command not found handling + +(( ${COMMAND_NOT_FOUND} == 1 )) && +function command_not_found_handler() { + emulate -L zsh + if [[ -x ${GRML_ZSH_CNF_HANDLER} ]] ; then + ${GRML_ZSH_CNF_HANDLER} $1 + fi + return 1 +} + # completion system if zrcautoload compinit ; then compinit || print 'Notice: no compinit available :(' @@ -1194,6 +1211,47 @@ chpwd_functions=( ${chpwd_functions} chpwd_profiles ) fi # is433 +# Prompt setup for grml: + +# set colors for use in prompts (modern zshs allow for the use of %F{red}foo%f +# in prompts to get a red "foo" embedded, but it's good to keep these for +# backwards compatibility). +if zrcautoload colors && colors 2>/dev/null ; then + BLUE="%{${fg[blue]}%}" + RED="%{${fg_bold[red]}%}" + GREEN="%{${fg[green]}%}" + CYAN="%{${fg[cyan]}%}" + MAGENTA="%{${fg[magenta]}%}" + YELLOW="%{${fg[yellow]}%}" + WHITE="%{${fg[white]}%}" + NO_COLOR="%{${reset_color}%}" +else + BLUE=$'%{\e[1;34m%}' + RED=$'%{\e[1;31m%}' + GREEN=$'%{\e[1;32m%}' + CYAN=$'%{\e[1;36m%}' + WHITE=$'%{\e[1;37m%}' + MAGENTA=$'%{\e[1;35m%}' + YELLOW=$'%{\e[1;33m%}' + NO_COLOR=$'%{\e[0m%}' +fi + +# First, the easy ones: PS2..4: + +# secondary prompt, printed when the shell needs more information to complete a +# command. +PS2='\`%_> ' +# selection prompt used within a select loop. +PS3='?# ' +# the execution trace prompt (setopt xtrace). default: '+%N:%i>' +PS4='+%N:%i:%_> ' + +# Some additional features to use with our prompt: +# +# - battery status +# - 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 @@ -1215,25 +1273,10 @@ if [[ $BATTERY -gt 0 ]] ; then fi fi } -# set colors for use in prompts -if zrcautoload colors && colors 2>/dev/null ; then - BLUE="%{${fg[blue]}%}" - RED="%{${fg_bold[red]}%}" - GREEN="%{${fg[green]}%}" - CYAN="%{${fg[cyan]}%}" - MAGENTA="%{${fg[magenta]}%}" - YELLOW="%{${fg[yellow]}%}" - WHITE="%{${fg[white]}%}" - NO_COLOR="%{${reset_color}%}" -else - BLUE=$'%{\e[1;34m%}' - RED=$'%{\e[1;31m%}' - GREEN=$'%{\e[1;32m%}' - CYAN=$'%{\e[1;36m%}' - WHITE=$'%{\e[1;37m%}' - MAGENTA=$'%{\e[1;35m%}' - YELLOW=$'%{\e[1;33m%}' - NO_COLOR=$'%{\e[0m%}' + +# set variable debian_chroot if running in a chroot with /etc/debian_chroot +if [[ -z "$debian_chroot" ]] && [[ -r /etc/debian_chroot ]] ; then + debian_chroot=$(. - It is a rather simple one-line prompt, that by default looks like this: + This is the prompt as used by the grml-live system . It is + a rather simple one-line prompt, that by default looks something like this: @ [ ]% @@ -1304,37 +1348,36 @@ function prompt_grml_help () { - The attributes used with the items are customisable via strings used before and after the actual item. - The available items are: rc, rc-always, change-root, user, at, host, path, - vcs, percent, sad-smiley. + The available items are: at, battery, change-root, date, grml-chroot, + history, host, jobs, newline, path, percent, rc, rc-always, sad-smiley, + shell-level, time, user, vcs The actual configuration is done via zsh's \`zstyle' mechanism. The context, that is used while looking up styles is: - ':prompt:grml:' - - Here is either 'items:' or 'setup'. The available - styles in the \`setup' context are: use-rprompt, items. For example, - default \`items' style could be configured like this: + ':prompt:grml::' - zstyle ':prompt:grml:setup' items user at host path \\ - vcs percent + Here is either \`left' or \`right', signifying whether the + style should affect the left or the right prompt. is either + \`setup' or 'items:', where \`' is one of the available items. The styles: - use-rprompt (boolean): If \`true' (the default), print a sad smiley - in $RPROMPT if the last command a returned non-successful error - code. + in $RPROMPT if the last command a returned non-successful error code. + (This in only valid if is "right"; ignored otherwise) - items (list): The list of items used in the prompt. If \`vcs' is present in the list, the theme's code invokes \`vcs_info' - accordingly. Default: rc user change-root at host path vcs precent + accordingly. Default (left): rc change-root user at host path vcs + percent; Default (right): sad-smiley 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 default blue: - zstyle ':prompt:grml:items:user' pre '%F{red}' + zstyle ':prompt:grml:*:items:user' pre '%F{red}' Note, that the \`post' style may remain at its default value, because its default value is '%f', which turns the foreground text attribute off (which @@ -1342,24 +1385,286 @@ function prompt_grml_help () { __EOF0__ } +function prompt_grml-chroot_help () { + cat <<__EOF0__ + prompt grml-chroot + + This is a variation of the grml prompt, see: prompt -h grml + + The main difference is the default value of the \`items' style. The rest + behaves exactly the same. Here are the defaults for \`grml-chroot': + + - left: grml-chroot user at host path percent + - right: (empty list) +__EOF0__ +} + +function prompt_grml-large_help () { + cat <<__EOF0__ + prompt grml-large + + This is a variation of the grml prompt, see: prompt -h grml + + The main difference is the default value of the \`items' style. In + particular, this theme uses _two_ lines instead of one with the plain + \`grml' theme. The rest behaves exactly the same. Here are the defaults + for \`grml-chroot': + + - left: rc jobs history shell-level change-root time date newline user + at host path vcs percent + - right: sad-smiley +__EOF0__ +} + +function grml_prompt_setup () { + emulate -L zsh + autoload -Uz vcs_info + autoload -Uz add-zsh-hook + add-zsh-hook precmd prompt_$1_precmd +} + function prompt_grml_setup () { + grml_prompt_setup grml +} + +function prompt_grml-chroot_setup () { + grml_prompt_setup grml-chroot +} + +function prompt_grml-large_setup () { + grml_prompt_setup grml-large +} + +# These maps define default tokens and pre-/post-decoration for items to be +# used within the themes. All defaults may be customised in a context sensitive +# matter by using zsh's `zstyle' mechanism. +typeset -gA grml_prompt_pre_default \ + grml_prompt_post_default \ + grml_prompt_token_default + +grml_prompt_pre_default=( + at '' + battery ' ' + change-root '' + date '%F{blue}' + grml-chroot '%F{red}' + history '%F{green}' + host '' + jobs '%F{cyan}' + newline '' + path '%b' + percent '' + rc '%F{red}' + rc-always '' + sad-smiley '' + shell-level '%F{red}' + time '%F{blue}' + user '%B%F{blue}' + vcs '' +) + +grml_prompt_post_default=( + at '' + battery '' + change-root '' + date '%f' + grml-chroot '%f ' + history '%f' + host '' + jobs '%f' + newline '' + path '%B' + percent '' + rc '%f' + rc-always '' + sad-smiley '' + shell-level '%f' + time '%f' + user '%f%b' + vcs '' +) + +grml_prompt_token_default=( + at '@' + battery 'PERCENT' + change-root 'debian_chroot' + date '%D{%Y-%m-%d}' + grml-chroot 'GRML_CHROOT' + history '{history#%!} ' + host '%m ' + jobs '[%j running job(s)] ' + newline $'\n' + path '%40<..<%~%<< ' + percent '%% ' + rc '%(?..%? )' + rc-always '%?' + sad-smiley '%(?..:()' + shell-level '%(3L.+ .)' + time '%D{%H:%M:%S} ' + user '%n' + vcs '0' +) + +function grml_typeset_and_wrap () { + emulate -L zsh + local target="$1" + local new="$2" + local left="$3" + local right="$4" + + if (( ${+parameters[$new]} )); then + typeset -g "${target}=${(P)target}${left}${(P)new}${right}" + fi +} + +function grml_prompt_addto () { + emulate -L zsh + local target="$1" + local lr it apre apost new v + local -a items + shift + + [[ $target == PS1 ]] && lr=left || lr=right + zstyle -a ":prompt:${grmltheme}:${lr}:setup" items items || items=( "$@" ) + typeset -g "${target}=" + for it in "${items[@]}"; do + zstyle -s ":prompt:${grmltheme}:${lr}:items:$it" pre apre \ + || apre=${grml_prompt_pre_default[$it]} + zstyle -s ":prompt:grml:${grmltheme}:${lr}:$it" post apost \ + || 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}" + case $it in + battery) + grml_typeset_and_wrap $target $new '' '' + ;; + change-root) + grml_typeset_and_wrap $target $new '(' ')' + ;; + grml-chroot) + if [[ -n ${(P)new} ]]; then + typeset -g "${target}=${(P)target}(CHROOT)" + fi + ;; + vcs) + v="vcs_info_msg_${new}_" + if (( ! vcscalled )); then + vcs_info + vcscalled=1 + fi + if (( ${+parameters[$v]} )) && [[ -n "${(P)v}" ]]; then + typeset -g "${target}=${(P)target}${(P)v}" + fi + ;; + *) typeset -g "${target}=${(P)target}${new}" ;; + esac + typeset -g "${target}=${(P)target}${apost}" + done } function prompt_grml_precmd () { + emulate -L zsh + local grmltheme=grml + local -a left_items right_items + left_items=(rc change-root user at host path vcs percent) + right_items=(sad-smiley) + + prompt_grml_precmd_worker +} + +function prompt_grml-chroot_precmd () { + emulate -L zsh + local grmltheme=grml-chroot + local -a left_items right_items + left_items=(grml-chroot user at host path percent) + right_items=() + + prompt_grml_precmd_worker +} + +function prompt_grml-large_precmd () { + emulate -L zsh + local grmltheme=grml-large + local -a left_items right_items + left_items=(rc jobs history shell-level change-root time date newline + user at host path vcs percent) + right_items=(sad-smiley) + + prompt_grml_precmd_worker +} + +function prompt_grml_precmd_worker () { + emulate -L zsh + local -i vcscalled=0 + + grml_prompt_addto PS1 "${left_items[@]}" + if zstyle -T ":prompt:${grmltheme}:right:setup" use-rprompt; then + grml_prompt_addto RPS1 "${right_items[@]}" + fi +} + +grml_prompt_fallback() { + setopt prompt_subst + precmd() { + (( ${+functions[vcs_info]} )) && vcs_info + } + + p0="${RED}%(?..%? )${WHITE}${debian_chroot:+($debian_chroot)}" + p1="${BLUE}%n${NO_COLOR}@%m %40<...<%B%~%b%<< "'${vcs_info_msg_0_}'"%# " + if (( EUID == 0 )); then + PROMPT="${BLUE}${p0}${RED}${p1}" + else + PROMPT="${RED}${p0}${BLUE}${p1}" + fi + unset p0 p1 } -# set prompt if zrcautoload promptinit && promptinit 2>/dev/null ; then - promptinit # people should be able to use their favourite prompt + # Since we define the required functions in here and not in files in + # $fpath, we need to stick the theme's name into `$prompt_themes' + # ourselves, since promptinit does not pick them up otherwise. + prompt_themes+=( grml grml-chroot grml-large ) + # Also, keep the array sorted... + prompt_themes=( "${(@on)prompt_themes}" ) else print 'Notice: no promptinit available :(' + grml_prompt_fallback fi -setopt prompt_subst +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 [[ $BATTERY -gt 0 ]]; then + zstyle ':prompt:grml:right:setup' items sad-smiley battery + add-zsh-hook precmd battery + fi + if [[ "$TERM" == dumb ]] ; then + zstyle ":prompt:grml(|-large|-chroot):*:items:grml-chroot" pre '' + zstyle ":prompt:grml(|-large|-chroot):*:items:grml-chroot" post ' ' + for i in rc user path jobs history date time shell-level; do + zstyle ":prompt:grml(|-large|-chroot):*:items:$i" pre '' + zstyle ":prompt:grml(|-large|-chroot):*:items:$i" post '' + done + unset i + zstyle ':prompt:grml(|-large|-chroot):right:setup' use-rprompt false + elif (( EUID == 0 )); then + zstyle ':prompt:grml(|-large|-chroot):*:items:user' pre '%F{red}' + fi -# make sure to use right prompt only when not running a command -is41 && setopt transient_rprompt + # Finally enable one of the prompts. + if [[ -n $GRML_CHROOT ]]; then + prompt grml-chroot + elif [[ $GRMLPROMPT -gt 0 ]]; then + prompt grml-large + else + prompt grml + fi +else + grml_prompt_fallback +fi +# Terminal-title wizardry function ESC_print () { info_print $'\ek' $'\e\\' "$@" @@ -1378,30 +1683,7 @@ function info_print () { printf '%s' "${esc_end}" } -# TODO: revise all these NO* variables and especially their documentation -# in zsh-help() below. -is4 && [[ $NOPRECMD -eq 0 ]] && precmd () { - [[ $NOPRECMD -gt 0 ]] && return 0 - # update VCS information - (( ${+functions[vcs_info]} )) && vcs_info - - if [[ $TERM == screen* ]] ; then - if [[ -n ${vcs_info_msg_1_} ]] ; then - ESC_print ${vcs_info_msg_1_} - else - ESC_print "zsh" - fi - fi - # just use DONTSETRPROMPT=1 to be able to overwrite RPROMPT - if [[ ${DONTSETRPROMPT:-} -eq 0 ]] ; then - if [[ $BATTERY -gt 0 ]] ; then - # update battery (dropped into $PERCENT) information - battery - RPROMPT="%(?..:() ${PERCENT}" - else - RPROMPT="%(?..:() " - fi - fi +function grml_reset_screen_title () { # adjust title of xterm # see http://www.faqs.org/docs/Linux-mini/Xterm-Title.html [[ ${NOTITLE:-} -gt 0 ]] && return 0 @@ -1412,23 +1694,33 @@ is4 && [[ $NOPRECMD -eq 0 ]] && precmd () { esac } -# preexec() => a function running before every command -is4 && [[ $NOPRECMD -eq 0 ]] && \ -preexec () { - [[ $NOPRECMD -gt 0 ]] && return 0 -# set hostname if not running on host with name 'grml' +function grml_vcs_to_screen_title () { + if [[ $TERM == screen* ]] ; then + if [[ -n ${vcs_info_msg_1_} ]] ; then + ESC_print ${vcs_info_msg_1_} + else + ESC_print "zsh" + fi + fi +} + +function grml_maintain_name () { + # set hostname if not running on host with name 'grml' if [[ -n "$HOSTNAME" ]] && [[ "$HOSTNAME" != $(hostname) ]] ; then NAME="@$HOSTNAME" fi -# get the name of the program currently running and hostname of local machine -# set screen window title if running in a screen +} + +function grml_cmd_to_screen_title () { + # get the name of the program currently running and hostname of local + # machine set screen window title if running in a screen if [[ "$TERM" == screen* ]] ; then - # local CMD=${1[(wr)^(*=*|sudo|ssh|-*)]} # don't use hostname - local CMD="${1[(wr)^(*=*|sudo|ssh|-*)]}$NAME" # use hostname + local CMD="${1[(wr)^(*=*|sudo|ssh|-*)]}$NAME" ESC_print ${CMD} fi -# adjust title of xterm - [[ ${NOTITLE} -gt 0 ]] && return 0 +} + +function grml_control_xterm_title () { case $TERM in (xterm*|rxvt*) set_title "${(%):-"%n@%m:"}" "$1" @@ -1436,47 +1728,17 @@ preexec () { esac } -EXITCODE="%(?..%?%1v )" -# secondary prompt, printed when the shell needs more information to complete a -# command. -PS2='\`%_> ' -# selection prompt used within a select loop. -PS3='?# ' -# the execution trace prompt (setopt xtrace). default: '+%N:%i>' -PS4='+%N:%i:%_> ' - -# set variable debian_chroot if running in a chroot with /etc/debian_chroot -if [[ -z "$debian_chroot" ]] && [[ -r /etc/debian_chroot ]] ; then - debian_chroot=$(cat /etc/debian_chroot) -fi - -# don't use colors on dumb terminals (like emacs): -if [[ "$TERM" == dumb ]] ; then - PROMPT="${EXITCODE}${debian_chroot:+($debian_chroot)}%n@%m %40<...<%B%~%b%<< " -else - # only if $GRMLPROMPT is set (e.g. via 'GRMLPROMPT=1 zsh') use the extended - # prompt set variable identifying the chroot you work in (used in the - # prompt below) - if [[ $GRMLPROMPT -gt 0 ]] ; then - PROMPT="${RED}${EXITCODE}${CYAN}[%j running job(s)] ${GREEN}{history#%!} ${RED}%(3L.+.) ${BLUE}%* %D -${BLUE}%n${NO_COLOR}@%m %40<...<%B%~%b%<< " - else - # This assembles the primary prompt string - if (( EUID != 0 )); then - PROMPT="${RED}${EXITCODE}${WHITE}${debian_chroot:+($debian_chroot)}${BLUE}%n${NO_COLOR}@%m %40<...<%B%~%b%<< " - else - PROMPT="${BLUE}${EXITCODE}${WHITE}${debian_chroot:+($debian_chroot)}${RED}%n${NO_COLOR}@%m %40<...<%B%~%b%<< " - fi +zrcautoload add-zsh-hook || add-zsh-hook () { :; } +if [[ $NOPRECMD -gt 0 ]]; then + add-zsh-hook precmd grml_reset_screen_title + add-zsh-hook precmd grml_vcs_to_screen_title + add-zsh-hook preexec grml_maintain_name + add-zsh-hook preexec grml_cmd_to_screen_title + if [[ $NOTITLE -eq 0 ]]; then + add-zsh-hook preexec grml_control_xterm_title fi fi -PROMPT="${PROMPT}"'${vcs_info_msg_0_}'"%# " - -# if we are inside a grml-chroot set a specific prompt theme -if [[ -n "$GRML_CHROOT" ]] ; then - PROMPT="%{$fg[red]%}(CHROOT) %{$fg_bold[red]%}%n%{$fg_no_bold[white]%}@%m %40<...<%B%~%b%<< %\# " -fi - # 'hash' some often used directories #d# start hash -d deb=/var/cache/apt/archives