From 61b0cd36577df2a9f86cb2c08d14737f0bbcb557 Mon Sep 17 00:00:00 2001
From: Thierry Vignaud <tvignaud@mandriva.org>
Date: Tue, 23 Jul 2002 11:08:35 +0000
Subject: g Move 2: partition table: hierarchy

---
 perl-install/partition_table/lvm_PV.pm | 43 ++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 perl-install/partition_table/lvm_PV.pm

(limited to 'perl-install/partition_table/lvm_PV.pm')

diff --git a/perl-install/partition_table/lvm_PV.pm b/perl-install/partition_table/lvm_PV.pm
new file mode 100644
index 000000000..4a55d3810
--- /dev/null
+++ b/perl-install/partition_table/lvm_PV.pm
@@ -0,0 +1,43 @@
+package partition_table::lvm; # $Id$
+
+use diagnostics;
+use strict;
+
+our @ISA = qw(partition_table::raw);
+
+use partition_table::raw;
+use c;
+
+my $magic = "HM\1\0";
+my $offset = 0;
+
+
+#- Allows people having PVs on unpartitioned disks to install
+#- (but no way to create such beasts)
+#-
+#- another way to handle them would be to ignore those disks,
+#- but this would make those hds unshown in diskdrake,
+#- disallowing to zero_MBR, clearing this PV
+
+
+sub read {
+    my ($hd, $sector) = @_;
+
+    local *F; partition_table::raw::openit($hd, *F) or die "failed to open device";
+    c::lseek_sector(fileno(F), $sector, $offset) or die "reading of partition in sector $sector failed";
+
+    sysread F, my $tmp, length $magic or die "error reading magic number on disk $hd->{file}";
+    $tmp eq $magic or die "bad magic number on disk $hd->{file}";
+
+    [ ];
+}
+
+sub write { 
+    die "ERROR: should not be writing raw disk lvm PV!!";
+}
+
+sub clear_raw {
+    die "ERROR: should not be creating new raw disk lvm PV!!";
+}
+
+1;
-- 
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