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grub installation: fix: simplify code

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This commit is contained in:
Thomas Strobel 2015-07-05 20:54:36 +02:00
parent 282e7e6c84
commit 4ee2d39fbf
1 changed files with 5 additions and 5 deletions
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10
nixos/modules/system/boot/loader/grub/install-grub.pl
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@ -499,11 +499,11 @@ my $efiTarget = getEfiTarget();
my $prevGrubState = readGrubState();
my @prevDeviceTargets = split/:/, $prevGrubState->devices;
my $devicesDiffer = scalar (List::Compare->new( '-u', '-a', \@deviceTargets, \@prevDeviceTargets)->get_symmetric_difference() );
my $nameDiffer = !(get("fullName") eq $prevGrubState->name);
my $versionDiffer = !(get("fullVersion") eq $prevGrubState->version);
my $efiDiffer = !($efiTarget eq $prevGrubState->efi);
my $efiMountPointDiffer = !($efiSysMountPoint eq $prevGrubState->efiMountPoint);
my $devicesDiffer = scalar (List::Compare->new( '-u', '-a', \@deviceTargets, \@prevDeviceTargets)->get_symmetric_difference());
my $nameDiffer = get("fullName") ne $prevGrubState->name;
my $versionDiffer = get("fullVersion") ne $prevGrubState->version;
my $efiDiffer = $efiTarget ne $prevGrubState->efi;
my $efiMountPointDiffer = $efiSysMountPoint ne $prevGrubState->efiMountPoint;
my $requireNewInstall = $devicesDiffer || $nameDiffer || $versionDiffer || $efiDiffer || $efiMountPointDiffer || (($ENV{'NIXOS_INSTALL_GRUB'} // "") eq "1");
# install a symlink so that grub can detect the boot drive when set