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zshrc: unify terminal multiplexer detection #176

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zshrc: unify terminal multiplexer detection #176

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dcb0a69
zshrc: introduce inside_multiplexer function
ft Dec 23, 2024
f5eba88
zshrc: use inside_multiplexer
zeha Dec 23, 2024
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19 changes: 14 additions & 5 deletions etc/zsh/zshrc
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Original file line number Diff line number Diff line change
Expand Up @@ -2368,6 +2368,14 @@ setopt transient_rprompt

# Terminal-title wizardry

function inside_multiplexer () {
case "$TERM" in
screen|screen-*) return 0 ;;
tmux|tmux-*) return 0 ;;
esac
return 1
}

function ESC_print () {
info_print $'\ek' $'\e\\' "$@"
}
Expand Down Expand Up @@ -2397,7 +2405,7 @@ function grml_reset_screen_title () {
}

function grml_vcs_to_screen_title () {
if [[ $TERM == screen* ]] ; then
if inside_multiplexer ; then
if [[ -n ${vcs_info_msg_1_} ]] ; then
ESC_print ${vcs_info_msg_1_}
else
Expand All @@ -2407,9 +2415,9 @@ function grml_vcs_to_screen_title () {
}

function grml_cmd_to_screen_title () {
# get the name of the currently running program to set screen window title
# if running in a screen.
if [[ "$TERM" == screen* ]] ; then
# get the name of the currently running program to set multiplexer window title
# if running in a terminal multiplexer (screen/tmux).
if inside_multiplexer ; then
local CMD="${1[(wr)^(*=*|sudo|ssh|-*)]}"
ESC_print ${CMD}
fi
Expand Down Expand Up @@ -2573,7 +2581,8 @@ the zsh yet. :)
"NOCOR=1 zsh" => deactivate automatic correction
"NOMENU=1 zsh" => do not use auto menu completion
(note: use ctrl-d for completion instead!)
"NOPRECMD=1 zsh" => disable the precmd + preexec commands (set GNU screen title)
"NOPRECMD=1 zsh" => disable the precmd + preexec commands
(would set GNU screen/tmux title)
"NOTITLE=1 zsh" => disable setting the title of xterms without disabling
preexec() and precmd() completely
"GRML_DISPLAY_BATTERY=1 zsh"
Expand Down