From ea1f853c2a90cbece44ef7c013e7edd474d0681d Mon Sep 17 00:00:00 2001
From: Muhammad Herdiansyah <herdiansyah@openmailbox.org>
Date: Fri, 12 May 2017 23:31:38 +0700
Subject: [PATCH] Disk: Detect df version instead of detecting df per OS

---
 neofetch | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/neofetch b/neofetch
index d477d7ef..de11ce83 100755
--- a/neofetch
+++ b/neofetch
@@ -1803,13 +1803,13 @@ get_disk() {
     type -p df >/dev/null 2>&1 || \
         { err "Disk requires 'df' to function. Install 'df' to get disk info."; return; }
 
-    # Get "df" flags.
-    case "$os" in
-        "Haiku") err "Disk doesn't work on Haiku due to the non-standard 'df'"; return ;;
-        "Mac OS X") df_flags=(-P -h) ;;
-        "AIX") df_flags=(-P -g) ;;
-        "IRIX") df_flags=(-P -k) ;;
-        *) df_flags=(-h) ;;
+    # Get "df" version.
+    df_version="$(df --version 2>&1)"
+    case "$df_version" in
+        *"blocks"*) err "Your version of df cannot be used due to the non-standard flags" ; return ;; # Haiku
+        # AIX unknown
+        # IRIX unknown
+        *) df_flags=(-P -h) ;;
     esac
 
     # Create an array called 'disks' where each element is a separate line from
@@ -1828,8 +1828,8 @@ get_disk() {
         disk_info=($disk)
         disk_perc="${disk_info[4]/'%'}"
 
-        case "$os" in
-            "IRIX")
+        case "$df_version" in
+            "IRIX") # To be changed
                 disk="$((disk_info[2]/1024/1024))G / $((disk_info[2]/1024/1024))G (${disk_perc}%)"
             ;;