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| -rw-r--r-- | .yashrc | 195 |
1 files changed, 195 insertions, 0 deletions
@@ -0,0 +1,195 @@ +[ -e /etc/profile.env ] && . /etc/profile.env +[ -e ~/.yash_profile ] && . ~/.yash_profile + +# >>> prompt <<< +if [ -n "${SSH_CONNECTION-}" ]; then + _hc='\fy.' # yellow hostname for SSH remote +else + _hc='\fb.' # blue hostname for local +fi +if [ "$(id -u)" -eq 0 ]; then + _uc='\fr.' # red username for root + _2c='\fr.' # red PS2 for root +else + _uc='\fc.' # cyan username for non-root + _2c= # PS2 in normal color for non-root user +fi + +: ${LOGNAME:=$(logname)} +: ${HOSTNAME:=$(uname -n)} +# the main prompt ($YASH_PS1) contains the username, hostname, working +# directory, last exit status (only if non-zero) +YASH_PS1=$_uc'${LOGNAME}'$_hc'@${HOSTNAME}\fdi. '\ +'${PWD/#$HOME/\~} \fD.${{?:/0/}:+\\fr.$?\\fd. }\$ ' + +YASH_PS1P='\fkt.' # predicted command +YASH_PS1R='\fc.$(git branch --show-current 2>/dev/null)' # on the right +YASH_PS1S='\fo.' + +# following lines +YASH_PS2=$_2c'> ' +YASH_PS2R= +YASH_PS2S=$YASH_PS1S + +YASH_PS4='\fm.+ ' +YASH_PS4S='\fmo.' +unset _hc _uc _2c +# no escape sequences allowed in the POSIXly-correct mode. +PS1='${LOGNAME}@${HOSTNAME%%.*} '$PS1 + +# >>> options <<< + +# enable bash-like extended expansion +set --brace-expand + +# enable recursive pathname expansion +set --extended-glob + +# don't implicitly expand non-existent variables to empty strings +set --no-unset + +# don't save commands starting with a space in history +set --hist-space + +set --vi + +# if yash is built with line-editing enabled... +if command --identify --builtin-command bindkey >/dev/null; then + + # print job status update ASAP, but only while line-editing + set --notify-le + + # some terminfo data are broken; meta flags have to be ignored for UTF-8 + set --le-no-conv-meta + + # enable command line prediction + set --le-predict + + # key bindings for vi mode, some of which are from emacs mode + bindkey --vi-insert '\#' eof-or-delete + bindkey --vi-insert '\$' backward-kill-line + bindkey --vi-insert '\N' complete-next-column + bindkey --vi-insert '\P' complete-prev-column + bindkey --vi-insert '\^A' beginning-of-line + bindkey --vi-insert '\^B' backward-char + bindkey --vi-insert '\^D' eof-or-delete + bindkey --vi-insert '\^E' end-of-line + bindkey --vi-insert '\^F' forward-char + bindkey --vi-insert '\^K' forward-kill-line + bindkey --vi-insert '\^L' clear-and-redraw-all + bindkey --vi-insert '\^N' beginning-search-forward + bindkey --vi-insert '\^O' clear-candidates + bindkey --vi-insert '\^P' beginning-search-backward + bindkey --vi-insert '\^U' backward-kill-line + bindkey --vi-insert '\^W' backward-delete-viword + bindkey --vi-insert '\^Y' put-left + bindkey --vi-command '\^L' clear-and-redraw-all + bindkey --vi-command '\^N' beginning-search-forward + bindkey --vi-command '\^P' beginning-search-backward + +fi + +# >>> alias <<< + +alias -- -='cd -' +alias la='ls -a' +alias ll='ls -l' +alias lla='ll -a' +alias r='fc -s' +alias o='xdg-open' +alias svi='doas vi' +alias sus='doas s2ram' +alias off='doas poweroff' +alias reb='doas reboot' + +# ensure job control works as expected +case $- in (*m*) + trap - TSTP TTIN TTOU +esac + +# if the terminal supports color... +if [ "$(tput colors 2>/dev/null || echo 0)" -ge 8 ]; then + + # make command output colorful + if ls --color=auto -d / >/dev/null 2>&1; then + ls() { command ls --color=auto "$@"; } + fi + if grep --color=auto -q X <<<X 2>/dev/null; then + grep() { command grep --color=auto "$@"; } + fi +fi + +# variables needed for command history +HISTFILE=$XDG_STATE_HOME/yash_history +HISTSIZE=5000 +# HISTRMDUP makes prediction less accurate +# HISTRMDUP=500 + +# initialize event handlers +COMMAND_NOT_FOUND_HANDLER=() +PROMPT_COMMAND=() + +# find escape sequence to change terminal window title +case "$TERM" in + (xterm|xterm[+-]*|gnome|gnome[+-]*|putty|putty[+-]*|cygwin) + _tsl='\033];' _fsl='\a' ;; + (*) + _tsl=$( (tput tsl 0; echo) 2>/dev/null | + sed -e 's;\\;\\\\;g' -e 's;;\\033;g' -e 's;;\\a;g' -e 's;%;%%;g') + _fsl=$( (tput fsl ; echo) 2>/dev/null | + sed -e 's;\\;\\\\;g' -e 's;;\\033;g' -e 's;;\\a;g' -e 's;%;%%;g') ;; +esac +# if terminal window title can be changed... +if [ "$_tsl" ] && [ "$_fsl" ]; then + + # set terminal window title on each prompt + _set_term_title() + if [ -t 2 ]; then + printf "$_tsl"'%s@%s:%s'"$_fsl" "${LOGNAME}" "${HOSTNAME%%.*}" \ + "${${PWD:/$HOME/\~}/#$HOME\//\~\/}" >&2 + fi + PROMPT_COMMAND=("$PROMPT_COMMAND" '_set_term_title') + + # reset window title when changing host or user + ssh() { + if [ -t 2 ]; then printf "$_tsl"'ssh %s'"$_fsl" "$*" >&2; fi + command ssh "$@" + } + su() { + if [ -t 2 ]; then printf "$_tsl"'su %s'"$_fsl" "$*" >&2; fi + command su "$@" + } + doas() { + if [ -t 2 ]; then printf "$_tsl"'doas %s'"$_fsl" "$*" >&2; fi + command doas "$@" + } + +fi + +# when a directory name is entered as a command, treat as "cd" +_autocd() +if [ -d "$1" ]; then + HANDLED=true + cd -- "$@" + break -i +fi +COMMAND_NOT_FOUND_HANDLER=("$COMMAND_NOT_FOUND_HANDLER" '_autocd "$@"') + +# treat command names starting with % as "fg" +_autofg() +if [ $# -eq 1 ]; then + case $1 in (%*) + HANDLED=true + fg "$1" + break -i + esac +fi +COMMAND_NOT_FOUND_HANDLER=("$COMMAND_NOT_FOUND_HANDLER" '_autofg "$@"') + +# print file type when executing non-executable files +_file_type() +if [ -e "$1" ] && ! [ -d "$1" ]; then + file -- "$1" +fi +COMMAND_NOT_FOUND_HANDLER=("$COMMAND_NOT_FOUND_HANDLER" '_file_type "$@"') + |