From 106a53c575d6dc97ed461139c0fd22991a5528f1 Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Tue, 3 Nov 2020 05:38:45 +0200
Subject: [PATCH] neofetch: Use MemAvailable for memory on Linux if supported.
 Closes #1591

---
 neofetch | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/neofetch b/neofetch
index ba183598..285fa522 100755
--- a/neofetch
+++ b/neofetch
@@ -2568,10 +2568,21 @@ get_memory() {
                     "MemFree" | "Buffers" | "Cached" | "SReclaimable")
                         mem_used="$((mem_used-=${b/kB}))"
                     ;;
+
+                    # Available since Linux 3.14rc (34e431b0ae398fc54ea69ff85ec700722c9da773).
+                    # If detected this will be used over the above calculation for mem_used.
+                    "MemAvailable")
+                        mem_avail=${b/kB}
+                    ;;
                 esac
             done < /proc/meminfo
 
-            mem_used="$((mem_used / 1024))"
+            if [[ $mem_avail ]]; then
+                mem_used=$(((mem_total - mem_avail) / 1024))
+            else
+                mem_used="$((mem_used / 1024))"
+            fi
+
             mem_total="$((mem_total / 1024))"
         ;;