From 00534b7ccaf410a85a11301c2c0ffdfae5bd8a5e Mon Sep 17 00:00:00 2001
From: Luke Smith <luke@lukesmith.xyz>
Date: Thu, 2 Jul 2020 15:32:36 -0400
Subject: [PATCH] posix fixes

---
 .local/bin/statusbar/cpubars | 31 +++++++++++++++----------------
 1 file changed, 15 insertions(+), 16 deletions(-)

diff --git a/.local/bin/statusbar/cpubars b/.local/bin/statusbar/cpubars
index d960727..297424e 100755
--- a/.local/bin/statusbar/cpubars
+++ b/.local/bin/statusbar/cpubars
@@ -10,7 +10,7 @@ cache=/tmp/cpubarscache
 
 case $BLOCK_BUTTON in
 	2) setsid -f "$TERMINAL" -e htop ;;
-	3) notify-send "🪨 CPU load module" "Each bar represents 
+	3) notify-send "🪨 CPU load module" "Each bar represents
 one CPU core";;
 	6) "$TERMINAL" -e "$EDITOR" "$0" ;;
 esac
@@ -19,27 +19,26 @@ esac
 stats=$(awk '/cpu[0-9]+/ {printf "%d %d %d\n", substr($1,4), ($2 + $3 + $4 + $5), $5 }' /proc/stat)
 [ ! -f $cache ] && echo "$stats" > "$cache"
 old=$(cat "$cache")
-echo -n "🪨"
-echo "$stats" | while read row; do
+printf "🪨"
+echo "$stats" | while read -r row; do
 	id=${row%% *}
 	rest=${row#* }
 	total=${rest%% *}
 	idle=${rest##* }
 
-	case "$(echo "$old" | awk '{if ($1 == id) 
+	case "$(echo "$old" | awk '{if ($1 == id)
 		printf "%d\n", (1 - (idle - $3)  / (total - $2))*100 /12.5}' \
-		id=$id total=$total idle=$idle)" in
+		id="$id" total="$total" idle="$idle")" in
 
-		"0") echo -n "▁";;
-		"1") echo -n "▂";;
-		"2") echo -n "▃";;
-		"3") echo -n "▄";;
-		"4") echo -n "▅";;
-		"5") echo -n "▆";;
-		"6") echo -n "▇";;
-		"7") echo -n "█";;
-		"8") echo -n "█";;
+		"0") printf "▁";;
+		"1") printf "▂";;
+		"2") printf "▃";;
+		"3") printf "▄";;
+		"4") printf "▅";;
+		"5") printf "▆";;
+		"6") printf "▇";;
+		"7") printf "█";;
+		"8") printf "█";;
 	esac
-done
-echo ""
+done; printf "\\n"
 echo "$stats" > "$cache"