add bash-it

dot_bash_it/plugins/available/xterm.plugin.bash

@@ -0,0 +1,45 @@
+# shellcheck shell=bash
+cite about-plugin
+about-plugin 'automatically set your xterm title with host and location info'
+
+_short-dirname() {
+	local dir_name="${PWD/~/\~}"
+	if [[ "${SHORT_TERM_LINE:-}" == true && "${#dir_name}" -gt 8 ]]; then
+		echo "${dir_name##*/}"
+	else
+		echo "${dir_name}"
+	fi
+}
+
+_short-command() {
+	local input_command="$*"
+	if [[ "${SHORT_TERM_LINE:-}" == true && "${#input_command}" -gt 8 ]]; then
+		echo "${input_command%% *}"
+	else
+		echo "${input_command}"
+	fi
+}
+
+set_xterm_title() {
+	local title="${1:-}"
+	echo -ne "\033]0;${title}\007"
+}
+
+precmd_xterm_title() {
+	set_xterm_title "${SHORT_USER:-${USER}}@${SHORT_HOSTNAME:-${HOSTNAME}} $(_short-dirname) ${PROMPT_CHAR:-\$}"
+}
+
+preexec_xterm_title() {
+	local command_line="${BASH_COMMAND:-${1:-}}"
+	local directory_name short_command
+	directory_name="$(_short-dirname)"
+	short_command="$(_short-command "${command_line}")"
+	set_xterm_title "${short_command} {${directory_name}} (${SHORT_USER:-${USER}}@${SHORT_HOSTNAME:-${HOSTNAME}})"
+}
+
+case "${TERM:-dumb}" in
+	xterm* | rxvt*)
+		precmd_functions+=(precmd_xterm_title)
+		preexec_functions+=(preexec_xterm_title)
+		;;
+esac