[i3blocks] Change memory to own impl

i3blocks/memory

@@ -1,70 +1,3 @@
-#!/bin/sh
-# Copyright (C) 2014 Julien Bonjean <julien@bonjean.info>
-
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-TYPE="${BLOCK_INSTANCE:-mem}"
-
-awk -v type=$TYPE '
-/^MemTotal:/ {
-	mem_total=$2
-}
-/^MemFree:/ {
-	mem_free=$2
-}
-/^Buffers:/ {
-	mem_free+=$2
-}
-/^Cached:/ {
-	mem_free+=$2
-}
-/^SwapTotal:/ {
-	swap_total=$2
-}
-/^SwapFree:/ {
-	swap_free=$2
-}
-END {
-	if (type == "swap") {
-		free=swap_free/1024/1024
-		used=(swap_total-swap_free)/1024/1024
-		total=swap_total/1024/1024
-	} else {
-		free=mem_free/1024/1024
-		used=(mem_total-mem_free)/1024/1024
-		total=mem_total/1024/1024
-	}
-
-	pct=0
-	if (total > 0) {
-		pct=used/total*100
-	}
-
-	# full text
-	printf("%.1fG/%.1fG (%.f%%)\n", used, total, pct)
-
-	# short text
-	printf("%.f%%\n", pct)
-
-	# color
-	if (pct > 90) {
-		print("#FF0000")
-	} else if (pct > 80) {
-		print("#FFAE00")
-	} else if (pct > 70) {
-		print("#FFF600")
-	}
-}
-' /proc/meminfo
+#!/usr/bin/env bash
 
+free -h | grep Mem | awk '{print $3"/"$2}'