Moved from github

1 files changed, 56 insertions, 0 deletions

diff --git a/.local/bin/statusbar/memory_usage b/.local/bin/statusbar/memory_usage
new file mode 100755
index 0000000..8f0fee4
--- /dev/null
+++ b/.local/bin/statusbar/memory_usage
@@ -0,0 +1,56 @@
+#!/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", used, total)
+	printf("%.1fG", used)
+}
+' /proc/meminfo