From cb82d9b00802ca2df4f6355ae2516ceb5e4ac98d Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Wed, 27 Apr 2005 16:01:29 +0000
Subject: use module bootloader.pm to handle more bootloaders (esp. grub)

---
 rescue/install_bootloader | 86 +++++++++++++++++++++++++----------------------
 1 file changed, 46 insertions(+), 40 deletions(-)

diff --git a/rescue/install_bootloader b/rescue/install_bootloader
index 10812d41f..59248a016 100755
--- a/rescue/install_bootloader
+++ b/rescue/install_bootloader
@@ -12,46 +12,52 @@
 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 #
 
-
-sub cat_ { local *F; open F, $_[0] or $_[1] ? die "cat of file $_[0] failed: $!\n" : return; my @l = <F>; wantarray ? @l : join '', @l }
-sub chomp_ { my @l = map { my $l = $_; chomp $l; $l } @_; wantarray ? @l : $l[0] }
-
-system('guessmounts') and die;
-
-#- this is dangerous, try to take care
-my @mounts = cat_('/proc/mounts');
-grep { (split)[1] =~ m|^/mnt$| } @mounts or die "Your root device isn't mounted on /mnt (according to /proc/mounts)\n";
--x '/mnt/sbin/lilo' or die "/mnt/sbin/lilo isn't executable, exiting.\n";
--r '/mnt/etc/lilo.conf' or die "/mnt/etc/lilo.conf isn't readable, exiting.\n";
-my ($f) = grep { -f $_ } map { "/mnt/etc/$_" } 'mandrakelinux-release', 'mandrake-release';
-$f && cat_($f) =~ /Mandrake/ or die "$f doesn't contain 'Mandrake', exiting.\n";
-
-print "About to re-install Boot Loader of following Mandriva Linux distribution:\n\t",
-  chomp_(cat_ "/mnt/etc/mandrake-release"),
+use lib qw(../perl-install /usr/lib/libDrakX);
+use common;
+use bootloader;
+use fs;
+
+$::prefix = '/mnt';
+
+my $release = common::mandrake_release($::prefix) || 
+  do {
+      system('guessmounts') == 0 or die 'guessmounts failed';
+      common::mandrake_release($::prefix);
+  };
+
+if ($release) {
+    $release =~ /Mandrake|Mandriva/ or die "release file doesn't contain 'Mandriva', exiting.\n";
+} elsif (fs::get::mntpoint2part($::prefix, [ fs::read_fstab('', '/proc/mounts') ])) {
+    die "unknown distribution mounted in $::prefix\n";
+} else {
+    die "Your root device isn't mounted on $::prefix\n";
+}
+
+my @main_methods = bootloader::configured_main_methods();
+
+my $main_method;
+if (@main_methods == 0) {
+    die "Cannot find a configured boot loader\n";
+} elsif (@main_methods == 1) {
+    ($main_method) = @main_methods;
+} else {
+    while (1) {
+	print "Configuration files for Boot Loaders ", join(' and ', @main_methods), " were found.\n";
+	print "Which one one should be installed? ";
+	chomp($main_method = <STDIN>);
+	if (member($main_method, @main_methods)) {
+	    last;
+	} else {
+	    print "bad choice\n";
+	}
+    }
+}
+
+my $install = $bootloader::{'install_raw_' . $main_method} or die "unknown bootloader method install_raw_$main_method\n";
+
+print "About to re-install Boot Loader $main_method of following Mandriva Linux distribution:\n\t",
+  $release,
   "\n=> ok? <press Enter to continue, 'n' and Enter to cancel> ";
 <STDIN> =~ /^n/i and exit 0;
 
-exec '/mnt/sbin/lilo', '-r', '/mnt';
-
-die "error: couldn't exec /mnt/sbin/lilo.\n";
-
-
-#-------------------------------------------------
-#- $Log$
-#- Revision 1.4  2005/04/19 13:10:25  prigaux
-#- mandriva switch
-#-
-#- Revision 1.3  2004/09/28 06:24:30  prigaux
-#- handle /etc/mandrakelinux-release
-#-
-#- Revision 1.2  2004/07/20 02:42:12  prigaux
-#- MandrakeSoft -> Mandrakesoft
-#-
-#- Revision 1.1  2001/10/24 22:34:01  gc
-#- - add a GUI to the rescue
-#-   - provide guessmounts with better efficiency and output, go to console, and reboot
-#-   - provide install_bootloader which runs lilo from /mnt if it seems safe
-#- - add lsparts to rescue, which prints partitions with detected types
-#-
-#-
-#-
+$install->();
-- 
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