From 1ef5a14b44aeffc12f5c122cef408f7a9ed4d6bb Mon Sep 17 00:00:00 2001
From: Olivier Blin <oblin@mandriva.com>
Date: Fri, 30 May 2008 13:50:09 +0000
Subject: do not install bootloader on live device

---
 draklive-install | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/draklive-install b/draklive-install
index 78231d6..9a54891 100755
--- a/draklive-install
+++ b/draklive-install
@@ -3,10 +3,12 @@
 use lib qw(/usr/lib/libDrakX);
 use standalone;
 use interactive;
+use fs;
 use fs::any;
 use fs::type;
 use fs::partitioning;
 use fs::partitioning_wizard;
+use partition_table;
 use MDK::Common;
 use common;
 use feature qw(state);
@@ -49,9 +51,10 @@ sub install_live() {
     my %settings = getVarsFromSh($system_file);
 
     my $copy_source = $settings{SOURCE} || '/';
+    my $live_media = '/live/media';
 
     display_start_message();
-    init_hds($in, $all_hds, $fstab);
+    init_hds($in, $all_hds, $fstab, $live_media);
     ask_partitions_loop($in, $all_hds, $fstab, $copy_source);
     prepare_root($in, $all_hds);
     copy_root($in, $copy_source);
@@ -116,10 +119,22 @@ sub umount_first_pass() {
 }
 
 sub init_hds {
-    my ($in, $all_hds, $fstab) = @_;
+    my ($in, $all_hds, $fstab, $live_media) = @_;
     my $wait = $in->wait_message('', N("Please wait"));
     umount_first_pass();
     eval { fs::any::get_hds($all_hds, $fstab, [], {}, 'skip_mtab', $in) };
+
+    #- fs::any::get_hds does not return mounts that are not in fstab
+    my @mounted = fs::read_fstab('', '/proc/mounts');
+    my $live_part = find { $_->{mntpoint} eq $live_media } @mounted;
+    my $live_device = $live_part && $live_part->{device};
+    #- remove live device from the detected hds, so that bootloader is not installed on it:
+    #-  bootloader installation uses first device from detect_devices::get, which tries to list devices
+    #-  by booting order, and our live system is likely to be here in first position
+    @{$all_hds->{hds}} = grep {
+        !member($live_device, map { $_->{device} } partition_table::get_normal_parts_and_holes($_));
+    } @{$all_hds->{hds}} if $live_device;
+
     my $err = $@;
     umount_all($fstab);
     if ($err) {
-- 
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