do not use custom grub-install for master images

1 files changed, 14 insertions, 12 deletions

diff --git a/draklive b/draklive
index 2932f62..f77b681 100755
--- a/draklive
+++ b/draklive
@@ -1439,18 +1439,20 @@ sub install_usb_bootloader {
                 $master_device = $device;
                 $master_device =~ s/(\d+)$//;
             }
-            my $local_grub_install = get_builddir($live) . $live->{prefix}{build}{scripts} . '/grub-install';
-            mkdir_p(dirname($local_grub_install));
-            cp_f(get_system_root($live) . '/sbin/grub-install', $local_grub_install);
-            my $root = get_system_root($live);
-            substInFile {
-                s!^\s*exec_prefix=.*!exec_prefix=$root!;
-                s!^\s*grub_prefix=/boot/!grub_prefix=${media_boot}/!;
-                s!^\s*bootdir=(.*)/boot$!bootdir=$1${media_boot}!;
-            } $local_grub_install;
-            foreach ($master_device, $device) {
-                run_($local_grub_install, '--root-directory=' . $live->{mnt}, '--no-floppy', $_)
-                  or die "unable to run grub on $device\n";
+            if ($master_device =~ m!/dev/!) {
+                my $local_grub_install = get_builddir($live) . $live->{prefix}{build}{scripts} . '/grub-install';
+                mkdir_p(dirname($local_grub_install));
+                cp_f(get_system_root($live) . '/sbin/grub-install', $local_grub_install);
+                my $root = get_system_root($live);
+                substInFile {
+                    s!^\s*exec_prefix=.*!exec_prefix=$root!;
+                    s!^\s*grub_prefix=/boot/!grub_prefix=${media_boot}/!;
+                    s!^\s*bootdir=(.*)/boot$!bootdir=$1${media_boot}!;
+                } $local_grub_install;
+                foreach ($master_device, $device) {
+                    run_($local_grub_install, '--root-directory=' . $live->{mnt}, '--no-floppy', $_)
+                      or die "unable to run grub on $device\n";
+                }
             }
             unlink $grub_device_map;
         }