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zsh: fidget with screen/tmux message This should speed things up very slightly by avoiding some `grep` action in the common case of no detached screens/tmuxes.
author Augie Fackler <raf@durin42.com>
date Mon, 14 Nov 2022 11:02:35 -0500
parents 7e8603e0a822
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # Magic prompt with colors
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2 # username in blue if not root
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3 # username in red if root - time in pink w/
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4 # DANGER replacing the date
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5 # failed jobs print exit status in the RPS1 with yellow text
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6 setopt prompt_subst
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7
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8 preexec () {
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9 currJob="`echo $3 | cut -d ' ' -f 1 | head -n 1`"
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10 if [[ "$TERM" == "screen" ]]; then
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11 hostUser="%10<...<%~%<<"
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12 print -Pn "\ek[$hostUser $currJob]\e\\"
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13 else
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14 if [[ "$FANCYTYPE" == "YES" ]]; then
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15 hostUser="%n@%m: %2~"
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16 print -Pn "\e]0;$hostUser [$currJob]\a"
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17 fi
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18 fi
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19 }
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20
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21 PROMPT_TMP="${HOME}/.augie-zsh-tmp-prompt"
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22
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23 function right_side_prompt() {
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24 cd $1
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25 branch=`vcs_current_branch`
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26 if [ $? = 0 ] ; then
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27 print $branch
0
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28 fi
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29 }
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30
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31 function _init_async() {
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32 async
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33 async_stop_worker 'durin42_prompt' || true
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34 async_start_worker durin42_prompt -u -n
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35 async_register_callback durin42_prompt right_prompt_results
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36 }
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37
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38 function right_prompt_results() {
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39 if [ $2 = 0 ] ; then
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40 rps_branch=$3
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41 zle && zle reset-prompt
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42 else
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43 _init_async
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44 fi
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45 }
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46
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47 if [ "x`whoami`" = "xroot" ] ; then
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48 PS1=$'%{\e];%n@%m: %2~ [zsh]\a%}[%m:%3~] %{\e[31m%}%n%{\e[0m%}%# '
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49 if [[ "$TERM" == "screen" ]] ; then
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50 PS1=$'%{\ek[%2~ zsh]\e\\%}[%m:%3~] %{\e[31m%}%n%{\e[0m%}%# '
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51 fi
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52 RPS1=$'%{\e[1;35m%}[DANGER %t]%{\e[0m%}%(?..%{\e[1;33m%} %?%{\e[1;0m%})'
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53 else
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54 PS1=$'%{\e];%n@%m: %2~ [zsh]\a%}[%m:%3~] %{\e[34m%}%n%{\e[0m%}%# '
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55 if [[ "$TERM" == "screen" ]]; then
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56 PS1=$'%{\ek[%2~ zsh]\e\\%}[%m:%3~] %{\e[34m%}%n%{\e[0m%}%# '
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57 fi
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58 RPS1=$'[$rps_branch]%(?..%{\e[1;33m%} %?%{\e[0m%})'
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59 fi
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60
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61
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62 export FANCYTYPE="NO"
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63
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64 for ok in rxvt rxvt-unicode xterm xterm-256color xterm-color screen ; do
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65 if [ "$TERM" = "$ok" ] ; then
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66 export FANCYTYPE="YES"
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67 fi
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68 done
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69
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70 if [ $FANCYTYPE = "NO" ] ; then
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71 prompt='[%m:%3~] %n%# '
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72 RPS1=$'[%W %t]'
0
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73 fi
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74
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75 if [[ $TERM == "dumb" ]]; then # in emacs
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76 # for tramp to not hang, need the following. cf:
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77 # http://www.emacswiki.org/emacs/TrampMode
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78 unsetopt zle
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79 unsetopt prompt_cr
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80 unsetopt prompt_subst
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81 unfunction preexec
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82 PS1='$ '
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83 RPS1=''
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84 else
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85 autoload -Uz async
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86 _init_async
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87 function precmd () {
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88 rps_branch="$(date '+%D %H:%M')"
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89 async_job durin42_prompt right_side_prompt $PWD
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90 }
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91 fi
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92
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93
0
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94 #nonfancy no-frills prompt - disabled (same as the "non-fancy" one above)
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95 #prompt='[%m:%3~] %n%# '
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96 #RPS1=$'[%W %t]'