From: Andrew Ruthven <andrew@etc.gen.nz>
Date: Fri, 4 Jan 2019 22:28:21 +0000 (+1300)
Subject: Clean up what files we create and how we handle them.
X-Git-Tag: 1.0.0~19
X-Git-Url: http://git.etc.gen.nz/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d0791908cfb52bb69dadc578f6b8c38ceb1752bf;p=mythtv-status.git

Clean up what files we create and how we handle them.

Thanks for the tip from Göran Uddeborgthat I was double handlinga file.
---

diff --git a/bin/mythtv-update-motd b/bin/mythtv-update-motd
index 0e3d38c..e31d042 100755
--- a/bin/mythtv-update-motd
+++ b/bin/mythtv-update-motd
@@ -15,14 +15,21 @@ fi
 
 if [ -d /etc/update-motd.d ]
 then
+  # We want to generate file which only contains the MythTV Status
+  # as a snippet in /etc/update-motd.d will cat this file.
+
   WORKFILE=/var/run/motd.mythtv-status
   TEMPFILE=${WORKFILE}.new
 else
+  # We are going to generate an motd file to be used for the system,
+  # with the previous content first, then the MythTV Status.
+
   # Debian Wheezy+ handles the MOTD differently.
   [ -f /var/run/motd.dynamic ] && WORKFILE=/var/run/motd.dynamic
 
   # Just incase someone has removed their motd file.
   [ -f $WORKFILE ] || touch $WORKFILE
+  # Keep the original content around.
   [ -f /var/run/motd.orig ] || cp $WORKFILE /var/run/motd.orig
 
   # If the tempfile is less than 15 minutes old, object, otherwise
@@ -36,9 +43,8 @@ else
     fi
   fi
 
-  [ ! -f /var/run/motd.orig ] && cp /var/run/motd /var/run/motd.orig
-
-  cp /var/run/motd.orig /var/run/motd.new
+  # Have whatever the system motd contains before the MythTV content
+  cp /var/run/motd.orig $TEMPFILE
 fi