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authorPascal Rigaux <pixel@mandriva.com>2004-07-18 05:33:37 +0000
committerPascal Rigaux <pixel@mandriva.com>2004-07-18 05:33:37 +0000
commit5fb792af5fe68412d2f65605f0ece99378367033 (patch)
treea6c2ff739970b6e4454d7fab430410156514ddbf /perl-install
parentdc64bb768862b266f0e538678826d97545a9063b (diff)
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save the previous bootloader config file (bugzilla #10072)
Diffstat (limited to 'perl-install')
-rw-r--r--perl-install/bootloader.pm26
1 files changed, 20 insertions, 6 deletions
diff --git a/perl-install/bootloader.pm b/perl-install/bootloader.pm
index 19ec1eb61..7fd66240b 100644
--- a/perl-install/bootloader.pm
+++ b/perl-install/bootloader.pm
@@ -883,6 +883,7 @@ sub write_yaboot {
}
my $f = "$::prefix/etc/yaboot.conf";
log::l("writing yaboot config to $f");
+ rename $f, "$f.old";
output($f, map { "$_\n" } @conf);
}
}
@@ -997,6 +998,7 @@ sub write_lilo {
my $f = arch() =~ /ia64/ ? "$::prefix/boot/efi/elilo.conf" : "$::prefix/etc/lilo.conf";
log::l("writing lilo config to $f");
+ rename $f, "$f.old";
output_with_perm($f, $bootloader->{password} ? 0600 : 0644, map { "$_\n" } @conf);
}
@@ -1078,7 +1080,9 @@ sub read_grub_device_map() {
}
sub write_grub_device_map {
my ($legacy_floppies, $sorted_hds) = @_;
- output("$::prefix/boot/grub/device.map",
+ my $f = "$::prefix/boot/grub/device.map";
+ rename $f, "$f.old";
+ output($f,
(map_index { "(fd$::i) /dev/$_->{device}\n" } @$legacy_floppies),
(map_index { "(hd$::i) /dev/$_->{device}\n" } @$sorted_hds));
}
@@ -1118,7 +1122,9 @@ sub write_grub {
write_grub_device_map(\@legacy_floppies, \@sorted_hds);
my $file2grub = sub {
+ warn "file2grub: fstab is ", join(' ', map { "$_->{device}:$_->{mntpoint}" } @$fstab), "\n";
my ($part, $file) = fsedit::file2part($fstab, $_[0], 'keep_simple_symlinks');
+ warn "file2grub: $part->{device}:$file\n";
device2grub($part, \@sorted_hds) . $file;
};
{
@@ -1170,16 +1176,21 @@ sub write_grub {
}
my $f = "$::prefix/boot/grub/menu.lst";
log::l("writing grub config to $f");
+ rename $f, "$f.old";
output($f, map { "$_\n" } @conf);
}
- my $dev = device_string2grub($bootloader->{boot}, \@legacy_floppies, \@sorted_hds);
- my ($stage1, $stage2, $menu_lst) = map { $file2grub->("/boot/grub/$_") } qw(stage1 stage2 menu.lst);
- output "$::prefix/boot/grub/install.sh",
+ {
+ my $f = "$::prefix/boot/grub/install.sh";
+ my $dev = device_string2grub($bootloader->{boot}, \@legacy_floppies, \@sorted_hds);
+ my ($stage1, $stage2, $menu_lst) = map { $file2grub->("/boot/grub/$_") } qw(stage1 stage2 menu.lst);
+ rename $f, "$f.old";
+ output "$::prefix/boot/grub/install.sh",
"grub --device-map=/boot/grub/device.map --batch <<EOF
install $stage1 d $dev $stage2 p $menu_lst
quit
EOF
-";
+";
+ }
check_enough_space();
}
@@ -1262,7 +1273,10 @@ sub update_for_renumbered_partitions {
$in->ask_okcancel('', N("Your bootloader configuration must be updated because partition has been renumbered")) or return;
foreach (values %configs) {
- output("$::prefix/$_->{file}", $_->{new}) if $_->{new} ne $_->{orig};
+ if ($_->{new} ne $_->{orig}) {
+ rename "$::prefix/$_->{file}", "$::prefix/$_->{file}.old";
+ output("$::prefix/$_->{file}", $_->{new});
+ }
}
my $main_method = detect_main_method([ fsedit::get_fstab(@$hds) ]);