From 0f48e147d39575f98db29f7e21d5347e6e309d04 Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Fri, 8 Oct 1999 11:42:45 +0000
Subject: no_comment

---
 perl-install/fsedit.pm | 51 +++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 50 insertions(+), 1 deletion(-)

(limited to 'perl-install/fsedit.pm')

diff --git a/perl-install/fsedit.pm b/perl-install/fsedit.pm
index c4e43e148..cdebe6608 100644
--- a/perl-install/fsedit.pm
+++ b/perl-install/fsedit.pm
@@ -6,11 +6,14 @@ use strict;
 #-######################################################################################
 #- misc imports
 #-######################################################################################
-use common qw(:common :constant :functional);
+use common qw(:common :constant :functional :file);
 use partition_table qw(:types);
 use partition_table_raw;
+use detect_devices;
 use Data::Dumper;
+use fsedit;
 use devices;
+use fs;
 use log;
 
 #-#####################################################################################
@@ -29,6 +32,13 @@ my @suggestions = (
 my @suggestions_mntpoints = qw(/mnt/dos);
 
 
+my @partitions_signatures = (
+    [ 0x83, 0x438, "\xEF\x53" ],
+    [ 0x82, 4086, "SWAP-SPACE" ],
+);
+
+sub typeOfPart($) { typeFromMagic(devices::make($_[0]), @partitions_signatures) }
+
 #-######################################################################################
 #- Functions
 #-######################################################################################
@@ -63,6 +73,21 @@ sub hds($$) {
     [ @hds ];
 }
 
+sub readProcPartitions {
+    my ($hds) = @_;
+    my @parts;
+    foreach (cat_("/proc/partitions")) {
+	my (undef, undef, $size, $device) = split;
+	next if $size eq "1"; #- extended partitions
+	foreach (@$hds) {
+	    push @parts, { start => 0, size => $size * 2, device => $device, 
+			   type => typeOfPart($device), rootDevice => $_->{device} 
+			 } if $device =~ /^$_->{device}./;
+	}
+    }
+    @parts;
+}
+
 sub get_fstab(@) {
     map { partition_table::get_normal_parts($_) } @_;
 }
@@ -329,6 +354,30 @@ sub rescuept($) {
     }
 }
 
+sub verifyHds {
+    my ($hds, $readonly, $ok) = @_;
+
+    if (is_empty_array_ref($hds)) { #- no way
+	die _("An error has occurred - no valid devices were found on which to create new filesystems. Please check your hardware for the cause of this problem");
+    }
+
+    my @parts = readProcPartitions($hds);
+    $ok &&= @parts == listlength(get_fstab(@$hds));
+
+    if ($readonly && !$ok) {
+	log::l("using /proc/partitions as diskdrake failed :(");
+	foreach my $hd (@$hds) {
+	    $hd->{primary} = [ grep { $hd->{device} eq $_->{rootDevice} } @parts ];
+	    delete $hd->{extended};
+	}
+    }
+    my $fstab = [ get_fstab(@$hds) ];
+    if (is_empty_array_ref($fstab) && $readonly) {
+	die _("You don't have any partitions!");
+    }
+    ($hds, $fstab, $ok);
+}
+
 #-######################################################################################
 #- Wonderful perl :(
 #-######################################################################################
-- 
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