Add sar and fix some system detect command wrong

Makefile

@@ -0,0 +1,8 @@
+
+
+all:
+	$(CXX) scripts/sysstat.cpp -o scripts/tmux_sysstat
+
+
+clean:
+	rm -rf tmux_sysstat

scripts/helpers.sh

@@ -1,12 +1,26 @@
 
+sysstat_color_map=(
+	5fff00
+	87ff00
+	afff00
+	d7ff00
+	ffff00
+	ffd700
+	ffaf00
+	ff8700
+	ff5f00
+	d70000
+	ff0000
+)
+
 get_tmux_option() {
   local option="$1"
   local default_value="$2"
   local option_value="$(tmux show-option -gqv "$option")"
   if [ -z "$option_value" ]; then
-    echo "$default_value"
+	echo "$default_value"
   else
-    echo "$option_value"
+	echo "$option_value"
   fi
 }
 
@@ -16,6 +30,28 @@ set_tmux_option() {
   tmux set-option -gq "$option" "$value"
 }
 
+get_tmux_option_ex() {
+	local option=$1
+	local default_value=$2
+	local force_icon=$3
+	if [[ $force_icon == "force" ]]; then
+		local option_value=$(tmux show-option -gqv "$option")
+		if [[ $option_value != $default_value ]]; then
+			set_tmux_option "$option" "$default_value"
+		fi
+	fi
+	local option_value=$(tmux show-option -gqv "$option")
+	if [[ $force_icon == "custom" ]]; then
+		echo "$default_value"
+	elif [[ $force_icon == "force" ]]; then
+		echo "$option_value"
+	elif [[ $option_value != "" ]]; then
+		echo "$option_value"
+	else
+		echo "$default_value"
+		# echo "$option_value"
+	fi
+}
 is_osx() {
   [ $(uname) == "Darwin" ]
 }
@@ -52,7 +88,7 @@ fcomp() {
 # 1048576 - scale to GiB
 function get_size_scale_factor(){
   local size_unit="$1"
-  case "$size_unit" in 
+  case "$size_unit" in
     G) echo 1048576;;
     M) echo 1024;;
     K) echo 1;;
@@ -62,15 +98,15 @@ function get_size_scale_factor(){
 # Depending on scale factor, change precision
 # 12612325K - no digits after floating point
 # 1261M - no digits after floating point
-# 1.1G  - 1 digit after floating point 
+# 1.1G  - 1 digit after floating point
 function get_size_format(){
   local size_unit="$1"
-  case "$size_unit" in 
+  case "$size_unit" in
     G) echo '%.1f%s';;
     M) echo '%.0f%s';;
     K) echo '%.0f%s';;
   esac
 }
-  
-  
+
+