Update shell configuration to set the terminal titles

1 files changed, 38 insertions, 11 deletions

diff --git a/mkshrc b/mkshrc
index fbc81f0..6f1d3ed 100644
--- a/mkshrc
+++ b/mkshrc
@@ -31,12 +31,12 @@ precmd() {
 	(( e )) && print -n "$e|"
 }
 set_ps1() {
-		PS1='$(precmd)${BG}${ACCENT_C}${ACCENT_P}${USER_C}${USER:=$(id -un)}@$(hostname)${ACCENT_C}${ACCENT_P} ${ACCENT_P}${PATH_C}${PWD:-?}${ACCENT_C}${ACCENT_P}${END_C}
+		PS1='$(set_my_title)$(precmd)${BG}${ACCENT_C}${ACCENT_P}${USER_C}${USER:=$(id -un)}@$(hostname)${ACCENT_C}${ACCENT_P} ${ACCENT_P}${PATH_C}${PWD:-?}${ACCENT_C}${ACCENT_P}${END_C}
 ${END_P} '
 		export PS1;
 }
 set_root_ps1() {
-PS1='$(precmd)${BG}${ACCENT_C}${ACCENT_P}${HOST_C}$(hostname)${ACCENT_C}${ACCENT_P} ${ACCENT_P}${PATH_C}${PWD:-?}${ACCENT_C}${ACCENT_P}${END_C}
+PS1='$(set_my_title)$(precmd)${BG}${ACCENT_C}${ACCENT_P}${HOST_C}$(hostname)${ACCENT_C}${ACCENT_P} ${ACCENT_P}${PATH_C}${PWD:-?}${ACCENT_C}${ACCENT_P}${END_C}
 ${END_P} '
 export PS1;
 }
@@ -90,25 +90,26 @@ set_prompt() {
 	fi
 }
 set_basic_prompt() {
-	PS1='$(precmd)'"${USER:=$(id -un)}@$(hostname) \$PWD $ "
+	PS1='$(set_my_title)$(precmd)'"${USER:=$(id -un)}@$(hostname) \$PWD $ "
 	export PS1;
 }
 set_retro_prompt() {
-	export PS1="\$ "
+	export PS1="$(set_my_title)\$ "
 	if [ `id -u` -eq 0 ] ; then
-		export PS1="# "
+		export PS1="$(set_my_title)# "
 	fi
 }
 set_super_basic_prompt() {
 	alias cd=do_cd
 }
 do_cd() {
-        builtin cd $@
-        pwd=${PWD##HOME}
-        [ ${#pwd} -lt ${#PWD} ] && pwd="~$pwd"
-        [ "$hostname" ] || hostname=$(hostname)
-        PS1="$USER@$hostname:$pwd \$ "
-        [ $(id -u) -eq 0 ] && PS1="$USER@$hostname:$pwd # "
+	builtin cd $@
+	set_my_title
+	pwd=${PWD##HOME}
+	[ ${#pwd} -lt ${#PWD} ] && pwd="~$pwd"
+	[ "$hostname" ] || hostname=$(hostname)
+	PS1="$USER@$hostname:$pwd \$ "
+	[ $(id -u) -eq 0 ] && PS1="$USER@$hostname:$pwd # "
 }
 
 # ZSH doesn't handle these functions all too well
@@ -318,6 +319,32 @@ set_title() {
 	printf $'\033]0;'"%s"$'\007' "$1"
 }
 
+set_my_title() {
+	_load="Load Avg: $(_sys_load)"
+	_free_mem="M Free: $(_sys_memory)"
+	_uptime="Uptime: $(_sys_uptime)"
+	set_title "$(id -un)[$(hostname)] -- $_load $_free_mem $_uptime"
+}
+
+_sys_memory() {
+	if [ `uname` = "Linux" ] ; then
+		vmstat | tail -n1 | awk '{print $4/1024}' | sed -e's/\..*$//g'
+	elif [ `uname` = "FreeBSD" ] ; then
+		vmstat | tail -n1 | awk '{print $5/1024}' | sed -e's/\..*$//g'
+	fi
+}
+
+_sys_load() {
+	# Works on BSD too, neat.
+	uptime | sed -re's/^.*load averages?: ([0-9]+\.[0-9]+).*$/\1/g'
+}
+
+_sys_uptime() {
+	# Took awhile to figure out, but this works on BSD as well
+	uptime | sed -re's/^.*up[ 	]+//g' -e's/^([^,]*),.*/\1/g' -e's/^([^ 	]+)[ 	]*(.).*/\1\2/g'
+}
+
+
 timestamp() {
 	date +%m.%d.%y_%H.%M.%S
 }