Remove calamares icon

2017.1/aims-live-2017/debian/changelog

+aims-live (2017.2.20180919.1) stretch; urgency=medium
+
+  * Add divert to remove default calamares desktop entry from live session 
+
+ -- Jonathan Carter <jcc@debian.org>  Wed, 19 Sep 2018 13:38:00 +0200
+
 aims-live (2017.2.20180913.1) stretch; urgency=medium
 
   * Fix splash option in /etc/default/grub

2017.1/aims-live-2017/debian/postrm

@@ -14,4 +14,12 @@ chmod 0755 /
 sed -i 's/GRUB_CMDLINE_LINUX_DEFAULT="quiet"/GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"/' /etc/default/grub
 update-grub
 
+case "$1" in
+    remove)
+        # Restore original Calamares icon
+        dpkg-divert --quiet --rename --package aims-live \
+                   --remove /usr/share/applications/calamares.desktop
+    ;;
+esac
+
 exit 0

2017.1/aims-live-2017/debian/preinst

+#!/bin/sh
+set -e
+
+case "$1" in
+    install|upgrade)
+        cleanup_and_divert() {
+            # Play it safe because diverts can go wrong 
+            if [ -f $1.orig ]; then
+                mv $1.orig $1
+            fi
+            dpkg-divert --quiet --package aims-live \
+		        --divert $1.orig --rename $1
+        }
+
+        # Calamares .desktop file
+        cleanup_and_divert /usr/share/applications/calamares.desktop
+    ;;
+esac
+
+#DEBHELPER#