From 7a200a48ba29eb8093a626eacfbf11fca3e13314 Mon Sep 17 00:00:00 2001
From: Martin Whitaker <mageia@martin-whitaker.me.uk>
Date: Sat, 10 Nov 2018 22:25:42 +0000
Subject: Support starting isohybrid protective partition at sector 1

Starting at sector 0 causes problems on some old, buggy BIOSs (see
mga#5036 for example).
---
 NEWS                        | 2 ++
 lib/MGA/DrakISO/BuildISO.pm | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/NEWS b/NEWS
index d4e99df..b807ffe 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,5 @@
+- support starting isohybrid protective partition at sector 1
+
 1.2:
 
 - draklive: enable boot from updated kernel in persistent overlay
diff --git a/lib/MGA/DrakISO/BuildISO.pm b/lib/MGA/DrakISO/BuildISO.pm
index 7dc3667..532b0db 100644
--- a/lib/MGA/DrakISO/BuildISO.pm
+++ b/lib/MGA/DrakISO/BuildISO.pm
@@ -129,6 +129,9 @@ sub build_iso_image {
                 # for USB EFI boot
                 '-part_like_isohybrid',
                 '-iso_mbr_part_type', '0x00',
+                if_($build->{media}{protect_sector_0} eq 'no',
+                    '--protective-msdos-label',
+                ),
                 '-append_partition', 2, '0xef', $esp_image,
             ),
             '-o', $dest,
-- 
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