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#!/usr/bin/env sh
# Usage:
# pgrep <command> | xargs find_tmux_pane
# Or if you already have the pids:
# find_tmux_pane <pid1> <pid2> ...
server_pid="$(tmux ls -F '#{pid}' | head -n 1)"
pane_list="$(tmux lsp -aF '#{session_name}:#{window_index}.#{pane_index} #{pane_pid}')"
get_pane_pid() {
current_pid="$pid"
if ! parent_pid="$(printf %d "$(ps -p "$current_pid" -o ppid=)")"
then return $?
fi
while [ "$parent_pid" != "$server_pid" ]
do
current_pid="$parent_pid"
parent_pid="$(printf %d "$(ps -p "$current_pid" -o ppid=)")"
if [ "$parent_pid" = 0 ]
then printf "%s is not a tmux process\n" "$pid" >&2; return 1
fi
done
printf %d "$current_pid"
return 0
}
get_pane_name() {
while IFS= read -r line
do
if [ "${line#* }" = "$1" ]
then printf %s "${line% *}"
fi
done <<-PANE_PID
$pane_list
PANE_PID
}
for pid in "$@"
do
if pane_pid="$(get_pane_pid "$pid")"
then printf "%d\t%s\n" "$pid" "$(get_pane_name "$pane_pid")"
fi
done
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