package interactive; # $Id$ use diagnostics; use strict; #-###################################################################################### #- misc imports #-###################################################################################### use MDK::Common::Func; use common; use do_pkgs; #- minimal example using interactive: # #- > use lib qw(/usr/lib/libDrakX); #- > use interactive; #- > my $in = interactive->vnew; #- > $in->ask_okcancel('title', 'question'); #- > $in->exit; #- ask_from_ takes global options ($common): #- title => window title #- messages => message displayed in the upper part of the window #- advanced_messages => message displayed when "Advanced" is pressed #- ok => force the name of the "Ok"/"Next" button #- cancel => force the name of the "Cancel"/"Previous" button #- advanced_label => force the name of the "Advanced" button #- advanced_label_close => force the name of the "Basic" button #- advanced_state => if set to 1, force the "Advanced" part of the dialog to be opened initially #- focus_cancel => force focus on the "Cancel" button #- focus_first => force focus on the first entry #- callbacks => functions called when something happen: complete canceled advanced changed focus_out ok_disabled #- ask_from_ takes a list of entries with fields: #- val => reference to the value #- label => description #- icon => icon to put before the description #- help => tooltip #- advanced => wether it is shown in by default or only in advanced mode #- disabled => function returning wether it should be disabled (grayed) #- gtk => gtk preferences #- type => #- button => (with clicked or clicked_may_quit) #- (type defaults to button if clicked or clicked_may_quit is there) #- (val need not be a reference) (if clicked_may_quit return true, it's as if "Ok" was pressed) #- label => (val need not be a reference) (type defaults to label if val is not a reference) #- bool (with "text" or "image" (which overrides text) giving an image filename) #- range (with min, max) #- combo (with list, not_edit, format) #- list (with list, icon2f (aka icon), separator (aka tree), format (aka pre_format function), #- help can be a hash or a function, #- tree_expanded boolean telling wether the tree should be wide open by default #- quit_if_double_click boolean #- allow_empty_list disables the special cases for 0 and 1 element lists #- image2f is a subroutine which takes a value of the list as parameter, and returns an array (text, image_file_name)) #- entry (the default) (with hidden) # #- heritate from this class and you'll get all made interactivity for same steps. #- for this you need to provide #- - ask_from_listW(o, title, messages, arrayref, default) returns one string of arrayref #- #- where #- - o is the object #- - title is a string #- - messages is an refarray of strings #- - default is an optional string (default is in arrayref) #- - arrayref is an arrayref of strings #- - arrayref2 contains booleans telling the default state, #- #- ask_from_list and ask_from_list_ are wrappers around ask_from_biglist and ask_from_smalllist #- #- ask_from_list_ just translate arrayref before calling ask_from_list and untranslate the result #- #- ask_from_listW should handle differently small lists and big ones. #- #-###################################################################################### #- OO Stuff #-###################################################################################### our @ISA = qw(do_pkgs); sub new($) { my ($type) = @_; bless {}, ref($type) || $type; } sub vnew { my ($_type, $o_su, $o_icon) = @_; my $su = $o_su eq "su"; if ($ENV{INTERACTIVE_HTTP}) { require interactive::http; return interactive::http->new; } require c; if ($su) { $ENV{PATH} = "/sbin:/usr/sbin:$ENV{PATH}"; $su = '' if $::testing || $ENV{TESTING}; } require_root_capability() if $su; if (check_for_xserver()) { eval { require interactive::gtk }; if (!$@) { my $o = interactive::gtk->new; if ($o_icon && $o_icon ne 'default' && !$::isWizard) { $o->{icon} = $o_icon } else { undef $o->{icon} } return $o; } } require 'log.pm'; #- "require log" causes some pb, perl thinking that "log" is the log() function undef *log::l; *log::l = sub {}; # otherwise, it will bother us :( require interactive::newt; interactive::newt->new; } sub enter_console {} sub leave_console {} sub suspend {} sub resume {} sub end {} sub exit { exit($_[0]) } #-###################################################################################### #- Interactive functions #-###################################################################################### sub ask_warn { my ($o, $title, $message) = @_; ask_warn_($o, { title => $title, messages => $message }); } sub ask_yesorno { my ($o, $title, $message, $b_def) = @_; ask_yesorno_($o, { title => $title, messages => $message }, $b_def); } sub ask_okcancel { my ($o, $title, $message, $b_def) = @_; ask_okcancel_($o, { title => $title, messages => $message }, $b_def); } sub ask_warn_ { my ($o, $common) = @_; ask_from_listf_raw_no_check($o, $common, undef, [ $o->ok ]); } sub ask_yesorno_ { my ($o, $common, $b_def) = @_; $common->{cancel} = ''; ask_from_listf_raw($o, $common, sub { translate($_[0]) }, [ N_("Yes"), N_("No") ], $b_def ? "Yes" : "No") eq "Yes"; } sub ask_okcancel_ { my ($o, $common, $b_def) = @_; if ($::isWizard) { $::no_separator = 1; $common->{focus_cancel} = !$b_def; ask_from_no_check($o, $common, []); } else { ask_from_listf_raw($o, $common, sub { translate($_[0]) }, [ $o->ok, $o->cancel ], $b_def ? $o->ok : "Cancel") eq $o->ok; } } sub ask_filename { my ($o, $common) = @_; $common->{want_a_dir} = 0; $o->ask_fileW($common); } sub ask_directory { my ($o, $common) = @_; $common->{want_a_dir} = 1; $o->ask_fileW($common); } #- predecated sub ask_file { my ($o, $title, $o_dir) = @_; $o->ask_fileW({ title => $title, want_a_dir => 0, directory => $o_dir }); } sub ask_fileW { my ($o, $common) = @_; $o->ask_from_entry($common->{title}, $common->{message} || N("Choose a file")); } sub ask_from_list { my ($o, $title, $message, $l, $o_def) = @_; ask_from_listf($o, $title, $message, undef, $l, $o_def); } sub ask_from_list_ { my ($o, $title, $message, $l, $o_def) = @_; ask_from_listf($o, $title, $message, sub { translate($_[0]) }, $l, $o_def); } sub ask_from_listf_ { my ($o, $title, $message, $f, $l, $o_def) = @_; ask_from_listf($o, $title, $message, sub { translate($f->(@_)) }, $l, $o_def); } sub ask_from_listf { my ($o, $title, $message, $f, $l, $o_def) = @_; ask_from_listf_raw($o, { title => $title, messages => $message }, $f, $l, $o_def); } sub ask_from_listf_raw { my ($_o, $_common, $_f, $l, $_o_def) = @_; @$l == 0 and die "ask_from_list: empty list\n" . backtrace(); @$l == 1 and return $l->[0]; goto &ask_from_listf_raw_no_check; } sub ask_from_listf_raw_no_check { my ($o, $common, $f, $l, $o_def) = @_; if (@$l <= ($::isWizard ? 1 : 2)) { my ($ok, $cancel) = map { $_ && may_apply($f, $_) } @$l; if (length "$ok$cancel" < 70) { my $ret = eval { put_in_hash($common, { ok => $ok, if_($cancel, cancel => $cancel, focus_cancel => $o_def eq $l->[1]) }); ask_from_no_check($o, $common, []) ? $l->[0] : $l->[1]; }; die if $@ && $@ !~ /^wizcancel/; return $@ ? undef : $ret; } } ask_from_no_check($o, $common, [ { val => \$o_def, type => 'list', list => $l, format => $f } ]) && $o_def; } sub ask_from_treelist { my ($o, $title, $message, $separator, $l, $o_def) = @_; ask_from_treelistf($o, $title, $message, $separator, undef, $l, $o_def); } sub ask_from_treelist_ { my ($o, $title, $message, $separator, $l, $o_def) = @_; my $transl = sub { join '|', map { translate($_) } split(quotemeta($separator), $_[0]) }; ask_from_treelistf($o, $title, $message, $separator, $transl, $l, $o_def); } sub ask_from_treelistf { my ($o, $title, $message, $separator, $f, $l, $o_def) = @_; ask_from($o, $title, $message, [ { val => \$o_def, separator => $separator, list => $l, format => $f, sort => 1 } ]) or return; $o_def; } sub ask_many_from_list { my ($o, $title, $message, @l) = @_; @l = grep { @{$_->{list}} } @l or return ''; foreach my $h (@l) { $h->{e}{$_} = { text => may_apply($h->{label}, $_), val => $h->{val} ? $h->{val}->($_) : do { my $i = $h->{value} ? $h->{value}->($_) : $h->{values} ? member($_, @{$h->{values}}) : 0; \$i; }, type => 'bool', help => may_apply($h->{help}, $_, ''), icon => may_apply($h->{icon2f}, $_, ''), } foreach @{$h->{list}}; if ($h->{sort}) { $h->{list} = [ sort { $h->{e}{$a}{text} cmp $h->{e}{$b}{text} } @{$h->{list}} ]; } } $o->ask_from($title, $message, [ map { my $h = $_; map { $h->{e}{$_} } @{$h->{list}} } @l ]) or return; @l = map { my $h = $_; [ grep { ${$h->{e}{$_}{val}} } @{$h->{list}} ]; } @l; wantarray() ? @l : $l[0]; } sub ask_from_entry { my ($o, $title, $message, %callback) = @_; first(ask_from_entries($o, $title, $message, [''], %callback)); } sub ask_from_entries { my ($o, $title, $message, $l, %callback) = @_; my @l = map { my $i = ''; { label => $_, val => \$i } } @$l; $o->ask_from_({ title => $title, messages => $message, callbacks => \%callback, focus_first => 1 }, \@l) or return; map { ${$_->{val}} } @l; } sub ask_from__add_modify_remove { my ($o, $title, $message, $l, %callback) = @_; die "ask_from__add_modify_remove only handles one item" if @$l != 1; $callback{$_} or internal_error("missing callback $_") foreach qw(Add Modify Remove); if ($o->can('ask_from__add_modify_removeW')) { $o->ask_from__add_modify_removeW($title, $message, $l, %callback); } else { my $e = $l->[0]; my $chosen_element; put_in_hash($e, { allow_empty_list => 1, val => \$chosen_element, type => 'list' }); while (1) { my $continue; my @l = (@$l, map { my $s = $_; { val => translate($_), clicked_may_quit => sub { my $r = $callback{$s}->($chosen_element); defined $r or return; $continue = 1; } } } N_("Add"), if_(@{$e->{list}} > 0, N_("Modify"), N_("Remove"))); $o->ask_from_({ title => $title, messages => $message, callbacks => \%callback }, \@l) or return; return 1 if !$continue; } } } #- can get a hash of callback: focus_out changed and complete #- moreove if you pass a hash with a field list -> combo #- if you pass a hash with a field hidden -> emulate stty -echo sub ask_from { my ($o, $title, $message, $l, %callback) = @_; ask_from_($o, { title => $title, messages => $message, callbacks => \%callback }, $l); } sub ask_from_normalize { my ($o, $common, $l) = @_; ref($l) eq 'ARRAY' or internal_error('ask_from_normalize'); foreach my $e (@$l) { if (my $li = $e->{list}) { ref($e->{val}) =~ /SCALAR|REF/ or internal_error($e->{val} ? "field {val} must be a reference (it is $e->{val})" : "field {val} is mandatory"); #-# if ($e->{sort} || @$li > 10 && !exists $e->{sort}) { my @l2 = map { may_apply($e->{format}, $_) } @$li; my @places = sort { $l2[$a] cmp $l2[$b] } 0 .. $#l2; $e->{list} = $li = [ map { $li->[$_] } @places ]; } $e->{type} = 'iconlist' if $e->{icon2f}; $e->{type} = 'treelist' if $e->{separator}; add2hash_($e, { not_edit => 1 }); $e->{type} ||= 'combo'; if (!$e->{not_edit}) { die q(when using "not_edit" you must use strings, not a data structure) if ref(${$e->{val}}) || any { ref $_ } @$li; } if ($e->{type} ne 'combo' || $e->{not_edit}) { ${$e->{val}} = $li->[0] if !member(may_apply($e->{format}, ${$e->{val}}), map { may_apply($e->{format}, $_) } @$li); } } elsif ($e->{type} eq 'range') { $e->{min} <= $e->{max} or die "bad range min $e->{min} > max $e->{max} (called from " . join(':', caller()) . ")"; ${$e->{val}} = max($e->{min}, min(${$e->{val}}, $e->{max})); } elsif ($e->{type} eq 'button' || $e->{clicked} || $e->{clicked_may_quit}) { $e->{type} = 'button'; $e->{clicked_may_quit} ||= $e->{clicked} ? sub { $e->{clicked}(); 0 } : sub {}; $e->{val} = \ (my $_v = $e->{val}) if !ref($e->{val}); } elsif ($e->{type} eq 'label' || !ref($e->{val})) { $e->{type} = 'label'; $e->{val} = \ (my $_v = $e->{val}) if !ref($e->{val}); } else { $e->{type} ||= 'entry'; } $e->{disabled} ||= sub { 0 }; } #- do not display empty lists and one element lists @$l = grep { if ($_->{list} && $_->{not_edit} && !$_->{allow_empty_list}) { if (!@{$_->{list}}) { eval { require 'log.pm'; #- "require log" causes some pb, perl thinking that "log" is the log() function log::l("ask_from_normalize: empty list for $_->{label}\n" . backtrace()); }; } @{$_->{list}} > 1; } else { 1; } } @$l; if (!$common->{title} && $::isStandalone) { ($common->{title} = $0) =~ s|.*/||; } $common->{interactive_help} ||= $o->{interactive_help}; $common->{interactive_help} ||= $common->{interactive_help_id} && $o->interactive_help_sub_get_id($common->{interactive_help_id}); $common->{advanced_label} ||= N("Advanced"); $common->{advanced_label_close} ||= N("Basic"); $common->{$_} = $common->{$_} ? [ deref($common->{$_}) ] : [] foreach qw(messages advanced_messages); add2hash_($common->{callbacks} ||= {}, { changed => sub {}, focus_out => sub {}, complete => sub { 0 }, canceled => sub { 0 }, advanced => sub {} }); } sub ask_from_ { my ($o, $common, $l) = @_; ask_from_normalize($o, $common, $l); @$l or return 1; $common->{cancel} = '' if !defined wantarray(); ask_from_real($o, $common, $l); } sub ask_from_no_check { my ($o, $common, $l) = @_; ask_from_normalize($o, $common, $l); $common->{cancel} = '' if !defined wantarray(); my ($l1, $l2) = partition { !$_->{advanced} } @$l; $o->ask_fromW($common, $l1, $l2); } sub ask_from_real { my ($o, $common, $l) = @_; my ($l1, $l2) = partition { !$_->{advanced} } @$l; my $v = $o->ask_fromW($common, $l1, $l2); foreach my $e (@$l1, @$l2) { if ($e->{type} eq 'range') { ${$e->{val}} = max($e->{min}, min(${$e->{val}}, $e->{max})); } } %$common = (); $v; } sub ask_browse_tree_info { my ($o, $title, $message, $common) = @_; $common->{interactive_help} ||= $common->{interactive_help_id} && $o->interactive_help_sub_get_id($common->{interactive_help_id}); add2hash_($common, { ok => $::isWizard ? ($::Wizard_finished ? N("Finish") : N("Next")) : N("Ok"), cancel => $::isWizard ? N("Previous") : N("Cancel") }); add2hash_($common, { title => $title, message => $message }); add2hash_($common, { grep_allowed_to_toggle => sub { @_ }, grep_unselected => sub { grep { $common->{node_state}($_) eq 'unselected' } @_ }, check_interactive_to_toggle => sub { 1 }, toggle_nodes => sub { my ($set_state, @nodes) = @_; my $new_state = !$common->{grep_unselected}($nodes[0]) ? 'selected' : 'unselected'; $set_state->($_, $new_state) foreach @nodes; }, }); $o->ask_browse_tree_info_refW($common); } sub ask_browse_tree_info_refW { #- default definition, do not use with too many items (memory consuming) my ($o, $common) = @_; my ($l, $v, $h) = ([], [], {}); $common->{build_tree}(sub { my ($node) = $common->{grep_allowed_to_toggle}(@_); if (my $state = $node && $common->{node_state}($node)) { push @$l, $node; $state eq 'selected' and push @$v, $node; $h->{$node} = $state eq 'selected'; } }, 'flat'); add2hash_($common, { list => $l, #- TODO interactivity of toggle is missing values => $v, help => sub { $common->{get_info}($_[0]) }, }); my ($new_v) = $o->ask_many_from_list($common->{title}, $common->{message}, $common) or return; $common->{toggle_nodes}(sub {}, grep { ! delete $h->{$_} } @$new_v); $common->{toggle_nodes}(sub {}, grep { $h->{$_} } keys %$h); 1; } sub wait_message { my ($o, $title, $message, $b_temp) = @_; my $w = $o->wait_messageW($title, [ N("Please wait"), deref($message) ]); push @tempory::objects, $w if $b_temp; my $b = before_leaving { $o->wait_message_endW($w) }; #- enable access through set MDK::Common::Func::add_f4before_leaving(sub { $o->wait_message_nextW([ deref($_[1]) ], $w) }, $b, 'set'); $b; } sub kill() {} sub helper_separator_tree_to_tree { my ($separator, $list, $formatted_list) = @_; my $sep = quotemeta $separator; my $tree = {}; each_index { my @l = split $sep; my $leaf = pop @l; my $node = $tree; foreach (@l) { $node = $node->{$_} ||= do { my $r = {}; push @{$node->{_order_}}, $_; $r; }; } push @{$node->{_leaves_}}, [ $leaf, $list->[$::i] ]; (); } @$formatted_list; $tree; } sub interactive_help_has_id { my ($_o, $id) = @_; exists $help::{$id}; } sub interactive_help_get_id { my ($_o, @l) = @_; @l = map { join("\n\n", map { s/\n/ /mg; $_ } split("\n\n", translate($help::{$_}->()))); } grep { exists $help::{$_} } @l; join("\n\n\n", @l); } sub interactive_help_sub_get_id { my ($o, $id) = @_; $o->interactive_help_has_id($id) && sub { $o->interactive_help_get_id($id) }; } sub interactive_help_sub_display_id { my ($o, $id) = @_; $o->interactive_help_has_id($id) && sub { $o->ask_warn(N("Help"), $o->interactive_help_get_id($id)) }; } 1; 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361
package bootloader; # $Id$

use diagnostics;
use strict;
use vars qw(%vga_modes);

#-######################################################################################
#- misc imports
#-######################################################################################
use common;
use partition_table;
use fs::type;
use fs::get;
use log;
use any;
use devices;
use loopback;
use detect_devices;
use partition_table::raw;
use run_program;
use modules;


#-#####################################################################################
#- Functions
#-#####################################################################################
my $vmlinuz_regexp = 'vmlinuz|win4lin';
my $decompose_vmlinuz_name = qr/((?:$vmlinuz_regexp).*?)-(\d+\.\d+.*)/;

sub expand_vmlinuz_symlink {
    my ($vmlinuz) = @_;
    my $f = $::prefix . ($vmlinuz =~ m!^/! ? $vmlinuz : "/boot/$vmlinuz");
    -l $f ? readlink($f) : $vmlinuz;
}

sub installed_vmlinuz_raw() { grep { /^($vmlinuz_regexp)/ } all("$::prefix/boot") }
sub installed_vmlinuz() { grep { ! -l "$::prefix/boot/$_" } installed_vmlinuz_raw() }
sub vmlinuz2version {
    my ($vmlinuz) = @_;
    expand_vmlinuz_symlink($vmlinuz) =~ /$decompose_vmlinuz_name/ && $2;
}
sub vmlinuz2basename {
    my ($vmlinuz) = @_;
    expand_vmlinuz_symlink($vmlinuz) =~ /$decompose_vmlinuz_name/ && $1;
}
sub basename2initrd_basename {
    my ($basename) = @_;
    $basename =~ s!vmlinuz-?!!; #- here we do not use $vmlinuz_regexp since we explictly want to keep all that is not "vmlinuz"
    'initrd' . ($basename ? "-$basename" : '');    
}
sub kernel_str2vmlinuz_long {
    my ($kernel) = @_;
    $kernel->{basename} . '-' . $kernel->{version};
}
sub kernel_str2initrd_long {
    my ($kernel) = @_;
    basename2initrd_basename($kernel->{basename}) . '-' . $kernel->{version} . '.img';
}
sub kernel_str2vmlinuz_short {
    my ($kernel) = @_;
    if ($kernel->{use_long_name}) {
	kernel_str2vmlinuz_long($kernel);
    } else {
	my $ext = $kernel->{ext} ? "-$kernel->{ext}" : '';
	$kernel->{basename} . $ext;
    }
}
sub kernel_str2initrd_short {
    my ($kernel) = @_;
    if ($kernel->{use_long_name}) {
	kernel_str2initrd_long($kernel);
    } else {
	my $ext = $kernel->{ext} ? "-$kernel->{ext}" : '';
	basename2initrd_basename($kernel->{basename}) . $ext . '.img';
    }
}

sub vmlinuz2kernel_str {
    my ($vmlinuz) = @_;
    my ($basename, $version) = expand_vmlinuz_symlink($vmlinuz) =~ /$decompose_vmlinuz_name/ or return;
    { 
	basename => $basename,
	version => $version, 
	$version =~ /(.*mdk)-?(.*)/ ? (ext => $2, version_no_ext => $1) : (version_no_ext => $version),
    };
}
sub kernel_str2label {
    my ($kernel, $o_use_long_name) = @_;
    my $base = $kernel->{basename} eq 'vmlinuz' ? 'linux' : $kernel->{basename};
    $o_use_long_name || $kernel->{use_long_name} ?
      sanitize_ver("$base-$kernel->{version}") : 
        $kernel->{ext} ? "$base-$kernel->{ext}" : $base;
}

sub get {
    my ($vmlinuz, $bootloader) = @_;
    $_->{kernel_or_dev} && $_->{kernel_or_dev} eq $vmlinuz and return $_ foreach @{$bootloader->{entries}};
    undef;
}
sub get_label {
    my ($label, $bootloader) = @_;
    $_->{label} && lc(make_label_lilo_compatible($_->{label})) eq lc(make_label_lilo_compatible($label)) and return $_ foreach @{$bootloader->{entries}};
    undef;
}

sub mkinitrd {
    my ($kernel_version, $entry) = @_;

    my $initrd = $entry->{initrd};
    $::testing || -e "$::prefix/$initrd" and return 1;

    my $loop_boot = loopback::prepare_boot();

    modules::load('loop');
    my @options = (
		   "-v", "-f", $initrd, "--ifneeded", $kernel_version, 
		   if_($entry->{initrd_options}, split(' ', $entry->{initrd_options})),
		  );
    if (!run_program::rooted($::prefix, 'mkinitrd', @options)) {
	unlink("$::prefix/$initrd");
	die "mkinitrd failed:\n(mkinitrd @options))";
    }
    add_boot_splash($entry->{initrd}, $entry->{vga});

    loopback::save_boot($loop_boot);

    -e "$::prefix/$initrd";
}

sub remove_boot_splash {
    my ($initrd) = @_;
    run_program::rooted($::prefix, '/usr/share/bootsplash/scripts/remove-boot-splash', $initrd);
}
sub add_boot_splash {
    my ($initrd, $vga) = @_;

    $vga or return;

    require Xconfig::resolution_and_depth;
    if (my $res = Xconfig::resolution_and_depth::from_bios($vga)) {
	run_program::rooted($::prefix, '/usr/share/bootsplash/scripts/make-boot-splash', $initrd, $res->{X});
    } else {
	log::l("unknown vga bios mode $vga");
    }
}

sub read {
    my ($all_hds) = @_;
    my $fstab = [ fs::get::fstab($all_hds) ];
    my @methods = method_choices_raw();
    foreach my $main_method (uniq(map { main_method($_) } @methods)) {
	my $f = $bootloader::{"read_$main_method"} or die "unknown bootloader method $main_method (read)";
	my $bootloader = $f->($fstab);

	my @devs = $bootloader->{boot};
	if ($bootloader->{'raid-extra-boot'} =~ /mbr/ && 
	    (my $md = fs::get::device2part($bootloader->{boot}, $all_hds->{raids}))) {
	    @devs = map { $_->{rootDevice} } @{$md->{disks}};
	} elsif ($bootloader->{'raid-extra-boot'} =~ m!/dev/!) {
	    @devs = split(',', $bootloader->{'raid-extra-boot'});
	}

	my ($type) = map {
	    if (m!/fd\d+$!) {
		warn "not checking the method on floppy, assuming $main_method is right\n";
		$main_method;
	    } elsif (my $type = partition_table::raw::typeOfMBR($_)) {
		warn "typeOfMBR $type on $_ for method $main_method\n" if $ENV{DEBUG};
		$type;
	    } else { () }
	} @devs;

	if ($type eq $main_method) {
	    my @prefered_entries = map { get_label($_, $bootloader) } $bootloader->{default}, 'linux';

	    if (my $default = find { $_ && $_->{append} } (@prefered_entries, @{$bootloader->{entries}})) {
		$bootloader->{default_vga} = $default->{vga};
		$bootloader->{perImageAppend} ||= $default->{append};
	    }
	    return $bootloader;
	}
    }
}

sub read_grub {
    my ($fstab) = @_;
    my $global = 1;
    my ($e, %b);

    my $grub2dev = read_grub_device_map();

    my $menu_lst_file = "$::prefix/boot/grub/menu.lst";
    -e $menu_lst_file or return;

    foreach (cat_($menu_lst_file)) {
        chomp;
	s/^\s*//; s/\s*$//;
        next if /^#/ || /^$/;
	my ($keyword, $v) = split(' ', $_, 2) or
	  warn qq(unknown line in /boot/grub/menu.lst: "$_"\n), next;

        if ($keyword eq 'title') {
            push @{$b{entries}}, $e = { label => $v };
            $global = 0;
        } elsif ($global) {
            $b{$keyword} = $v eq '' ? 1 : grub2file($v, $grub2dev, $fstab);
        } else {
            if ($keyword eq 'kernel') {
                $e->{type} = 'image';
                (my $kernel, $e->{append}) = split(' ', $v, 2);
		$e->{root} = $1 if $e->{append} =~ s/root=(\S*)\s*//;
		$e->{kernel_or_dev} = grub2file($kernel, $grub2dev, $fstab);
            } elsif ($keyword eq 'root') {
                $e->{type} = 'other';
		if ($v =~ /,/) {
		    $e->{table} = grub2dev($v, $grub2dev, 1);
		} else {
		    $e->{unsafe} = 1;
		}
                $e->{kernel_or_dev} = grub2dev($v, $grub2dev);
                $e->{append} = "";
            } elsif ($keyword eq 'initrd') {
                $e->{initrd} = grub2file($v, $grub2dev, $fstab);
            }
        }
    }
    foreach (cat_("$::prefix/boot/grub/install.sh")) {
        $b{boot} = grub2dev($1, $grub2dev) if /\s+d\s+(\(.*?\))/;
    }

    #- sanitize
    foreach (@{$b{entries}}) {
	my ($vga, $other) = partition { /^vga=/ } split(' ', $_->{append});
	if (@$vga) {
	    $_->{vga} = $vga->[0] =~ /vga=(.*)/ && $1;
	    $_->{append} = join(' ', @$other);
	}
    }

    $b{nowarn} = 1;
    # handle broken installkernel -r:
    $b{default} = min($b{default}, scalar(@{$b{entries}}) - 1);
    $b{default} = $b{entries}[$b{default}]{label};
    $b{method} = 'grub';

    \%b;
}

# assumes file is in /boot
sub yaboot2file {
    my ($of_path) = @_;

    #- example of of_path: /pci@f4000000/ata-6@d/disk@0:3,/initrd-2.6.8.1-8mdk.img

    "$::prefix/boot/" . basename($of_path);
}

sub read_yaboot() { &read_lilo }
sub read_lilo() {
    my $file = sprintf("$::prefix/etc/%s.conf", arch() =~ /ppc/ ? 'yaboot' : 'lilo');
    my $global = 1;
    my ($e, $v);
    my %b;
    -e $file or return;
    foreach (cat_($file)) {
	next if /^\s*#/ || /^\s*$/;
	($_, $v) = /^\s*([^=\s]+)\s*(?:=\s*(.*?))?\s*$/ or log::l("unknown line in $file: $_"), next;

	if (/^(image|other)$/) {
	    $v = yaboot2file($v) if arch() =~ /ppc/;
	    push @{$b{entries}}, $e = { type => $_, kernel_or_dev => $v };
	    $global = 0;
	} elsif ($global) {
	    if ($_ eq 'disk' && $v =~ /(\S+)\s+bios\s*=\s*(\S+)/) {
		$b{bios}{$1} = $2;
	    } elsif ($_ eq 'bios') {
		$b{bios}{$b{disk}} = $v;
	    } elsif ($_ eq 'init-message') {
		$v =~ s/\\n//g; 
		$v =~ s/"//g;
		$b{'init-message'} = $v;
	    } else {
		$b{$_} = $v eq '' ? 1 : $v;
	    }
	} else {
	    if ((/map-drive/ .. /to/) && /to/) {
		$e->{mapdrive}{$e->{'map-drive'}} = $v;
	    } else {
		if (arch() =~ /ppc/ && $_ eq 'initrd') {
		    $v = yaboot2file($v);
		}
		$e->{$_} = $v || 1 if !member($_, 'read-only');
	    }
	}
    }

    sub remove_quotes_and_spaces {
	local ($_) = @_;
	s/^\s*//; s/\s*$//;
	s/^"(.*?)"$/$1/;
	s/^\s*//; s/\s*$//; #- do it again for append=" foo"
	$_;
    }

    $_->{append} = remove_quotes_and_spaces($_->{append}) foreach \%b, @{$b{entries}};
    $_->{label}  = remove_quotes_and_spaces($_->{label})  foreach @{$b{entries}};
    $b{default} = remove_quotes_and_spaces($b{default}) if $b{default};
    if (arch() =~ /ppc/) {
	$b{method} = 'yaboot';
    } else {
	delete $b{timeout} unless $b{prompt};
	$b{timeout} = $b{timeout} / 10 if $b{timeout};
	$b{method} = 'lilo-' . (member($b{install}, 'text', 'menu', 'graphic') ? $b{install} : 'graphic');
	delete $b{message};
    }

    #- cleanup duplicate labels & bad entries (in case file is corrupted)
    my %seen;
    @{$b{entries}} = 
	grep { !$seen{$_->{label}}++ }
	grep { $_->{type} ne 'image' || -e "$::prefix$_->{kernel_or_dev}" } @{$b{entries}};

    \%b;
}

sub suggest_onmbr {
    my ($hd) = @_;
    
    my ($onmbr, $unsafe) = (1, 1);

    if (my $type = partition_table::raw::typeOfMBR($hd->{device})) {
	if (member($type, qw(dos dummy empty))) {
	    $unsafe = 0;
	} elsif (!member($type, qw(lilo grub))) {
	    $onmbr = 0;
	}
	log::l("bootloader::suggest_onmbr: type $type, onmbr $onmbr, unsafe $unsafe");
    }
    ($onmbr, $unsafe);
}

sub allowed_boot_parts {
    my ($bootloader, $all_hds) = @_;
    (
     @{$all_hds->{hds}},
     if_($bootloader->{method} =~ /lilo/,
	 grep { $_->{level} eq '1' } @{$all_hds->{raids}}
	),
     (grep { !isFat_or_NTFS($_) } fs::get::hds_fstab(@{$all_hds->{hds}})),
     detect_devices::floppies(),
    );
}

sub same_entries {
    my ($a, $b) = @_;

    foreach (uniq(keys %$a, keys %$b)) {
	if ($_ eq 'label') {
	    next;
	} elsif ($_ eq 'append') {
	    next;
	} else {
	    next if $a->{$_} eq $b->{$_};

	    my ($inode_a, $inode_b) = map { (stat "$::prefix$_")[1] } ($a->{$_}, $b->{$_});
	    next if $inode_a && $inode_b && $inode_a == $inode_b;
	}

	log::l("entries $a->{label} do not have same $_: $a->{$_} ne $b->{$_}");
	return;
    }
    1;
}

sub add_entry {
    my ($bootloader, $v) = @_;

    my $to_add = $v;
    my $label = $v->{label};
    for (my $i = 0; $i < 10;) {
	my $conflicting = get_label($label, $bootloader);

	$to_add->{label} = $label;

	if ($conflicting) {
	    #- replacing $conflicting with $to_add
	    @{$bootloader->{entries}} = map { $_ == $conflicting ? $to_add : $_ } @{$bootloader->{entries}};
	} else {
	    #- we have found an unused label
	    push @{$bootloader->{entries}}, $to_add;
	}

	if (!$conflicting || same_entries($conflicting, $to_add)) {
	    log::l("current labels: " . join(" ", map { $_->{label} } @{$bootloader->{entries}}));
	    return $v;
	}
	$to_add = $conflicting;

	if ($to_add->{label} eq 'linux') {
	    expand_entry_symlinks($bootloader, $to_add);
	    $label = kernel_str2label(vmlinuz2kernel_str($to_add->{kernel_or_dev}), 'use_long_name');
	} else {
	    $label =~ s/^alt\d*_//;
	    $label = 'alt' . ($i++ ? $i : '') . "_$label";
	}
    }
    die 'add_entry';
}

sub expand_entry_symlinks {
    my ($bootloader, $entry) = @_;

    foreach my $kind ('kernel_or_dev', 'initrd') {
	my $old_long_name = $bootloader->{old_long_names} && $bootloader->{old_long_names}{$entry->{$kind}} or next;

	#- replace all the {$kind} using this symlink to the real file
	log::l("replacing $entry->{$kind} with $old_long_name for bootloader label $entry->{label}");
	$entry->{$kind} = $old_long_name;
    }
}

sub _do_the_symlink {
    my ($bootloader, $link, $long_name) = @_;

    my $existing_link = readlink("$::prefix$link");
    if ($existing_link && $existing_link eq $long_name) {
	#- nothing to do :)
	return;
    }

    #- the symlink is going to change! 
    #- replace all the {$kind} using this symlink to the real file
    my $old_long_name = $existing_link =~ m!^/! ? $existing_link : "/boot/$existing_link";
    if (-e "$::prefix$old_long_name") {
	$bootloader->{old_long_names}{$link} = $old_long_name;
    } else {
	log::l("ERROR: $link points to $old_long_name which does not exist");
    }

    #- changing the symlink
    symlinkf($long_name, "$::prefix$link")
      or cp_af("$::prefix/boot/$long_name", "$::prefix$link");
}

sub add_kernel {
    my ($bootloader, $kernel_str, $v, $b_nolink, $b_no_initrd) = @_;

    add2hash($v,
	     {
	      type => 'image',
	      label => kernel_str2label($kernel_str),
	     });

    #- normalize append and handle special options
    {
	my ($simple, $dict) = unpack_append("$bootloader->{perImageAppend} $v->{append}");
	if (-e "$::prefix/sbin/udev" && $kernel_str->{version} =~ /^2\.(\d+\.\d+)/ && $1 >= 6.8) {
	    log::l("it is a recent kernel, so we remove any existing devfs= kernel option to enable udev");
	    @$dict = grep { $_->[0] ne 'devfs' } @$dict;
	}
	$v->{append} = pack_append($simple, $dict);
    }

    #- new versions of yaboot do not handle symlinks
    $b_nolink ||= arch() =~ /ppc/;

    $b_nolink ||= $kernel_str->{use_long_name};

    my $vmlinuz_long = kernel_str2vmlinuz_long($kernel_str);
    $v->{kernel_or_dev} = "/boot/$vmlinuz_long";
    -e "$::prefix$v->{kernel_or_dev}" or log::l("unable to find kernel image $::prefix$v->{kernel_or_dev}"), return;
    if (!$b_nolink) {
	$v->{kernel_or_dev} = '/boot/' . kernel_str2vmlinuz_short($kernel_str);
	_do_the_symlink($bootloader, $v->{kernel_or_dev}, $vmlinuz_long);
    }
    log::l("adding $v->{kernel_or_dev}");

    if (!$b_no_initrd) {
	my $initrd_long = kernel_str2initrd_long($kernel_str);
	$v->{initrd} = "/boot/$initrd_long";
	mkinitrd($kernel_str->{version}, $v) or undef $v->{initrd};
	if ($v->{initrd} && !$b_nolink) {
	    $v->{initrd} = '/boot/' . kernel_str2initrd_short($kernel_str);
	    _do_the_symlink($bootloader, $v->{initrd}, $initrd_long);
	}
    }

    add_entry($bootloader, $v);
}

sub duplicate_kernel_entry {
    my ($bootloader, $new_label) = @_;

    get_label($new_label, $bootloader) and return;

    my $entry = { %{ get_label('linux', $bootloader) }, label => $new_label };
    add_entry($bootloader, $entry);
}

my $uniq_dict_appends = join('|', qw(devfs acpi pci resume PROFILE XFree));

sub unpack_append {
    my ($s) = @_;
    my @l = split(' ', $s);
    [ grep { !/=/ } @l ], [ map { if_(/(.*?)=(.*)/, [$1, $2]) } @l ];
}
sub pack_append {
    my ($simple, $dict) = @_;

    #- normalize
    $simple = [ reverse(uniq(reverse @$simple)) ];
    $dict = [ reverse(uniq_ { 
	my ($k, $v) = @$_; 
	$k =~ /^($uniq_dict_appends)$/ ? $k : "$k=$v";
    } reverse @$dict) ];

    join(' ', @$simple, map { "$_->[0]=$_->[1]" } @$dict);
}

sub normalize_append {
    my ($s) = @_;
    my ($simple, $dict) = unpack_append($s);
    pack_append($simple, $dict);
}

sub modify_append {
    my ($b, $f) = @_;

    my @l = grep { $_->{type} eq 'image' && !($::isStandalone && $_->{label} eq 'failsafe') } @{$b->{entries}};

    foreach (\$b->{perImageAppend}, map { \$_->{append} } @l) {
	my ($simple, $dict) = unpack_append($$_);
	$f->($simple, $dict);
	$$_ = pack_append($simple, $dict);
	log::l("modify_append: $$_");
    }
}

sub append__mem_is_memsize { $_[0] =~ /^\d+[kM]?$/i }

sub get_append_simple {
    my ($b, $key) = @_;
    my ($simple, $_dict) = unpack_append($b->{perImageAppend});
    member($key, @$simple);
}
sub get_append_with_key {
    my ($b, $key) = @_;
    my ($_simple, $dict) = unpack_append($b->{perImageAppend});
    my @l = map { $_->[1] } grep { $_->[0] eq $key } @$dict;

    log::l("more than one $key in $b->{perImageAppend}") if @l > 1;
    $l[0];
}
sub remove_append_simple {
    my ($b, $key) = @_;
    modify_append($b, sub {
	my ($simple, $_dict) = @_;
	@$simple = grep { $_ ne $key } @$simple;
    });
}
sub set_append_with_key {
    my ($b, $key, $val) = @_;

    modify_append($b, sub {
	my ($_simple, $dict) = @_;

	if ($val eq '') {
	    @$dict = grep { $_ ne $key } @$dict;
	} else {
	    push @$dict, [ $key, $val ];
	}
    });
}
sub set_append_simple {
    my ($b, $key) = @_;

    modify_append($b, sub {
	my ($simple, $_dict) = @_;
	@$simple = uniq(@$simple, $key);
    });
}
sub may_append_with_key {
    my ($b, $key, $val) = @_;
    set_append_with_key($b, $key, $val) if !get_append_with_key($b, $key);
}

sub get_append_memsize {
    my ($b) = @_;
    my ($_simple, $dict) = unpack_append($b->{perImageAppend});
    find { $_->[0] eq 'mem' && append__mem_is_memsize($_->[1]) } @$dict;
}

sub set_append_memsize {
    my ($b, $memsize) = @_;

    modify_append($b, sub {
	my ($_simple, $dict) = @_;

	@$dict = grep { $_->[0] ne 'mem' || !append__mem_is_memsize($_->[1]) } @$dict;
	push @$dict, [ mem => $memsize ] if $memsize;
    });
}

sub get_append_netprofile {
    my ($e) = @_;
    my ($simple, $dict) = unpack_append($e->{append});
    my ($p, $dict_) = partition { $_->[0] eq 'PROFILE' } @$dict;
    pack_append($simple, $dict_), $p->[0][1];
}
sub set_append_netprofile {
    my ($e, $append, $profile) = @_;
    my ($simple, $dict) = unpack_append($append);
    push @$dict, [ 'PROFILE', $profile ] if $profile;
    $e->{append} = pack_append($simple, $dict);
}

sub configure_entry {
    my ($entry) = @_;
    $entry->{type} eq 'image' or return;

    if (my $kernel_str = vmlinuz2kernel_str($entry->{kernel_or_dev})) {
	$entry->{initrd} ||= '/boot/' . kernel_str2initrd_short($kernel_str);
	mkinitrd($kernel_str->{version}, $entry) or undef $entry->{initrd};
    }
}

sub get_kernels_and_labels_before_kernel_remove {
    my ($to_remove_kernel) = @_;
    my @kernels = grep { $_ ne $to_remove_kernel } installed_vmlinuz();
    map { kernel_str2label($_) => $_ } get_kernel_labels(\@kernels);
}

sub get_kernels_and_labels {
    my ($b_prefer_24) = @_;
    get_kernel_labels([ installed_vmlinuz() ], $b_prefer_24);
}

sub get_kernel_labels {
    my ($kernels, $b_prefer_24) = @_;
    
    my @kernels_str = 
      sort { c::rpmvercmp($b->{version_no_ext}, $a->{version_no_ext}) } 
      grep { -d "$::prefix/lib/modules/$_->{version}" }
      map { vmlinuz2kernel_str($_) } @$kernels;

    if ($b_prefer_24) {
	my ($kernel_24, $other) = partition { $_->{ext} eq '' && $_->{version} =~ /^\Q2.4/ } @kernels_str;
	@kernels_str = (@$kernel_24, @$other);
    }

    $kernels_str[0]{ext} = '';

    my %labels;
    foreach (@kernels_str) {
	if ($labels{$_->{ext}}) {
	    $_->{use_long_name} = 1;
	} else {
	    $labels{$_->{ext}} = 1;
	}
    }
    @kernels_str;
}

# sanitize_ver: long function when it could be shorter but we are sure
#		to catch everything and can be readable if we want to
#		add new scheme name.
# DUPLICATED from /usr/share/loader/common.pm
sub sanitize_ver {
    my ($string) = @_;

    my ($name, $main_version, undef, $extraversion, $rest) = 
      $string =~ m!^(.*?-)(\d+(?:\.\d+)*)(-((?:pre|rc)\d+))?(.*)$!;

    if (my ($mdkver, $cpu, $nproc, $mem) = $rest =~ m|-(.+)-(.+)-(.+)-(.+)|) {
	$rest = "$cpu$nproc$mem-$mdkver";
    }
    $name = '' if $name eq 'linux-';

    my $return = "$name$main_version$extraversion$rest";

    $return =~ s|\.||g;
    $return =~ s|mdk||;
    $return =~ s|64GB|64G|;
    $return =~ s|4GB|4G|;
    $return =~ s|secure|sec|;
    $return =~ s|enterprise|ent|;

    $return;
}

sub suggest {
    my ($bootloader, $all_hds, %options) = @_;
    my $fstab = [ fs::get::fstab($all_hds) ];
    my $root_part = fs::get::root($fstab);
    my $root = '/dev/' . (isLoopback($root_part) ? 'loop7' : $root_part->{device});
    my $boot = fs::get::root($fstab, 'boot')->{device};
    #- PPC xfs module requires enlarged initrd
    my $xfsroot = $root_part->{fs_type} eq 'xfs';

    my ($onmbr, $unsafe) = $bootloader->{crushMbr} ? (1, 0) : suggest_onmbr($all_hds->{hds}[0]);
    add2hash_($bootloader, arch() =~ /ppc/ ?
	{
	 defaultos => "linux",
	 entries => [],
	 'init-message' => "Welcome to Mandrakelinux!",
	 delay => 30,	#- OpenFirmware delay
	 timeout => 50,
	 enableofboot => 1,
	 enablecdboot => 1,
	   if_(detect_devices::get_mac_model() =~ /IBM/,
	 boot => "/dev/sda1",
           ),
	 xfsroot => $xfsroot,
	} :
	{
	 bootUnsafe => $unsafe,
	 entries => [],
	 timeout => $onmbr && 10,
	 nowarn => 1,
	   if_(arch() !~ /ia64/,
	 boot => "/dev/" . ($onmbr ? $all_hds->{hds}[0]{device} : $boot),
	 map => "/boot/map",
	 color => 'black/cyan yellow/cyan',
         ),
	});

    if (!$bootloader->{message} || $bootloader->{message} eq "1") {
	my $msg_en =
#-PO: these messages will be displayed at boot time in the BIOS, use only ASCII (7bit)
N_("Welcome to the operating system chooser!

Choose an operating system from the list above or
wait for default boot.

");
	my $msg = translate($msg_en);
	#- use the english version if more than 20% of 8bits chars
	$msg = $msg_en if int(grep { $_ & 0x80 } unpack "c*", $msg) / length($msg) > 0.2;
	$bootloader->{message} = $msg;
    }

    add2hash_($bootloader, { memsize => $1 }) if cat_("/proc/cmdline") =~ /\bmem=(\d+[KkMm]?)(?:\s.*)?$/;
    if (my ($s, $port, $speed) = cat_("/proc/cmdline") =~ /console=(ttyS(\d),(\d+)\S*)/) {
	log::l("serial console $s $port $speed");
	set_append_with_key($bootloader, console => $s);
	any::set_login_serial_console($port, $speed);
    }

    my @kernels = get_kernels_and_labels() or die "no kernel installed";

    foreach my $kernel (@kernels) {
	my $e = add_kernel($bootloader, $kernel,
	       {
		root => $root,
		if_($options{vga_fb} && $kernel->{ext} eq '', vga => $options{vga_fb}), #- using framebuffer
		if_($options{vga_fb} && $options{quiet}, append => "splash=silent"),
	       });

	if ($options{vga_fb} && $e->{label} eq 'linux') {
	    add_kernel($bootloader, $kernel, { root => $root, label => 'linux-nonfb' });
	}
    }

    #- remove existing libsafe, do not care if the previous one was modified by the user?
    @{$bootloader->{entries}} = grep { $_->{label} ne 'failsafe' } @{$bootloader->{entries}};

    add_kernel($bootloader, $kernels[0],
	       { root => $root, label => 'failsafe', append => 'devfs=nomount failsafe' });

    if (arch() =~ /ppc/) {
	#- if we identified a MacOS partition earlier - add it
	if (defined $partition_table::mac::macos_part) {
	    add_entry($bootloader,
		      {
		       label => "macos",
		       kernel_or_dev => $partition_table::mac::macos_part
		      });
	}
    } elsif (arch() !~ /ia64/) {
	#- search for dos (or windows) boot partition. Do not look in extended partitions!
	my @windows_boot_parts =
	  grep { isFat_or_NTFS($_) && member(fs::type::fs_type_from_magic($_), 'vfat', 'ntfs') }
	    map { @{$_->{primary}{normal}} } @{$all_hds->{hds}};
	each_index {
	    add_entry($bootloader,
		      {
		       type => 'other',
		       kernel_or_dev => "/dev/$_->{device}",
		       label => 'windows' . ($::i || ''),
		       table => "/dev/$_->{rootDevice}"
		      });
	} @windows_boot_parts;
    }

    my @preferred = map { "linux-$_" } 'p3-smp-64GB', 'secure', 'enterprise', 'smp', 'i686-up-4GB';
    if (my $preferred = find { get_label($_, $bootloader) } @preferred) {
	$bootloader->{default} ||= $preferred;
    }
    $bootloader->{default} ||= "linux";
    $bootloader->{method} ||= first(method_choices($fstab));
}

sub detect_main_method {
    my ($all_hds) = @_;
    my $bootloader = &read($all_hds);
    $bootloader && main_method($bootloader->{method});
}

sub main_method {
    my ($method) = @_;
    $method =~ /(\w+)/ && $1;
}

sub method2text {
    my ($method) = @_;
    +{
	'lilo-graphic' => N("LILO with graphical menu"),
	'lilo-menu'    => N("LILO with text menu"),
	'grub'         => N("Grub"),
	'yaboot'       => N("Yaboot"),
    }->{$method};
}

sub method_choices_raw() {
    arch() =~ /ppc/ ? 'yaboot' : 
    arch() =~ /ia64/ ? 'lilo' : 
      (
       if_(whereis_binary('lilo'), 'lilo-graphic', 'lilo-menu'),
       if_(whereis_binary('grub'), 'grub'),
      );
}
sub method_choices {
    my ($fstab) = @_;
    my $root_part = fs::get::root($fstab);

    grep {
	!(/lilo/ && isLoopback($root_part))
	  && !(/lilo-graphic/ && detect_devices::matching_desc__regexp('ProSavageDDR'))
	  && !(/grub/ && isRAID($root_part));
    } method_choices_raw();
}

sub keytable {
    my ($f) = @_;
    $f or return;

    if ($f !~ /\.klt$/) {
	my $file = "/boot/$f.klt";
	run_program::rooted($::prefix, "keytab-lilo.pl", ">", $file, $f) or return;
	$f = $file;
    }
    -r "$::prefix/$f" && $f;
}


sub create_link_source() {
    #- we simply do it for all kernels :)
    #- so this can be used in %post of kernel and also of kernel-source
    foreach (all("$::prefix/usr/src")) {
	my ($version) = /^linux-(\d+\.\d+.*)/ or next;
	foreach (glob("$::prefix/lib/modules/$version*")) {
	    -d $_ or next;
	    log::l("creating symlink $_/build");
	    symlink "/usr/src/linux-$version", "$_/build";
	}
    }
}

sub dev2yaboot {
    my ($dev) = @_;

    devices::make("$::prefix$dev"); #- create it in the chroot

    my $of_dev;
    run_program::rooted_or_die($::prefix, "/usr/sbin/ofpath", ">", \$of_dev, $dev);
    chomp($of_dev);
    log::l("OF Device: $of_dev");
    $of_dev;
}

sub check_enough_space() {
    my $e = "$::prefix/boot/.enough_space";
    output $e, 1; -s $e or die N("not enough room in /boot");
    unlink $e;
}

sub write_yaboot {
    my ($bootloader, $all_hds) = @_;

    my $fstab = [ fs::get::fstab($all_hds) ]; 

    my $file2yaboot = sub {
	my ($part, $file) = fs::get::file2part($fstab, $_[0]);
	dev2yaboot('/dev/' . $part->{device}) . "," . $file;
    };

    #- do not write yaboot.conf for old-world macs
    my $mac_type = detect_devices::get_mac_model();
    return if $mac_type =~ /Power Macintosh/;

    $bootloader->{prompt} ||= $bootloader->{timeout};

    if ($bootloader->{message}) {
	eval { output("$::prefix/boot/message", $bootloader->{message}) }
	  or $bootloader->{message} = 0;
    }

    my @conf;

    if (!get_label($bootloader->{default}, $bootloader)) {
	log::l("default bootloader entry $bootloader->{default} is invalid, choose another one");
	$bootloader->{default} = $bootloader->{entries}[0]{label};
    }
    push @conf, "# yaboot.conf - generated by DrakX/drakboot";
    push @conf, "# WARNING: do not forget to run ybin after modifying this file\n";
    push @conf, "default=" . make_label_lilo_compatible($bootloader->{default}) if $bootloader->{default};
    push @conf, sprintf('init-message="\n%s\n"', $bootloader->{'init-message'}) if $bootloader->{'init-message'};

    if ($bootloader->{boot}) {
	push @conf, "boot=$bootloader->{boot}";
	push @conf, "ofboot=" . dev2yaboot($bootloader->{boot}) if $mac_type !~ /IBM/;
    } else {
	die "no bootstrap partition defined.";
    }

    push @conf, map { "$_=$bootloader->{$_}" } grep { $bootloader->{$_} } (qw(delay timeout), if_($mac_type !~ /IBM/, 'defaultos'));
    push @conf, "install=/usr/lib/yaboot/yaboot";
    if ($mac_type =~ /IBM/) {
	push @conf, 'nonvram';
    } else {
	push @conf, 'magicboot=/usr/lib/yaboot/ofboot';
	push @conf, grep { $bootloader->{$_} } qw(enablecdboot enableofboot);
    }
    foreach my $entry (@{$bootloader->{entries}}) {

	if ($entry->{type} eq "image") {
	    push @conf, "$entry->{type}=" . $file2yaboot->($entry->{kernel_or_dev});
	    my @entry_conf;
	    push @entry_conf, "label=" . make_label_lilo_compatible($entry->{label});
	    push @entry_conf, "root=$entry->{root}";
	    push @entry_conf, "initrd=" . $file2yaboot->($entry->{initrd}) if $entry->{initrd};
	    #- xfs module on PPC requires larger initrd - say 6MB?
	    push @entry_conf, "initrd-size=6144" if $bootloader->{xfsroot};
	    push @entry_conf, qq(append=" $entry->{append}") if $entry->{append};
	    push @entry_conf, $entry->{'read-write'} ? "read-write" : "read-only";
	    push @conf, map { "\t$_" } @entry_conf;
	} else {
	    my $of_dev = dev2yaboot($entry->{kernel_or_dev});
	    push @conf, "$entry->{label}=$of_dev";
	}
    }
    my $f = "$::prefix/etc/yaboot.conf";
    log::l("writing yaboot config to $f");
    rename $f, "$f.old";
    output($f, map { "$_\n" } @conf);
}

sub install_yaboot {
    my ($bootloader, $all_hds) = @_;
    log::l("Installing boot loader...");
    write_yaboot($bootloader, $all_hds);
    when_config_changed_yaboot($bootloader);
}
sub when_config_changed_yaboot {
    my ($bootloader) = @_;
    $::testing and return;
    if (defined $install_steps_interactive::new_bootstrap) {
	run_program::run("hformat", $bootloader->{boot}) or die "hformat failed";
    }	
    my $error;
    run_program::rooted($::prefix, "/usr/sbin/ybin", "2>", \$error) or die "ybin failed: $error";
}


sub make_label_lilo_compatible {
    my ($label) = @_; 
    $label = substr($label, 0, 31); #- lilo does not handle more than 31 char long labels
    $label =~ s/ /_/g; #- lilo does not support blank character in image names, labels or aliases
    qq("$label");
}

sub write_lilo {
    my ($bootloader, $all_hds) = @_;
    $bootloader->{prompt} ||= $bootloader->{timeout};

    my $file2fullname = sub {
	my ($file) = @_;
	if (arch() =~ /ia64/) {
	    my $fstab = [ fs::get::fstab($all_hds) ];
	    (my $part, $file) = fs::get::file2part($fstab, $file);
	    my %hds = map_index { $_ => "hd$::i" } map { $_->{device} } 
	      sort { 
		  my ($a_is_fat, $b_is_fat) = ($a->{fs_type} eq 'vfat', $b->{fs_type} eq 'vfat');
		  $a_is_fat <=> $b_is_fat || $a->{device} cmp $b->{device};
	      } @$fstab;
	    $hds{$part->{device}} . ":" . $file;
	} else {
	    $file;
	}
    };

    my @sorted_hds = sort_hds_according_to_bios($bootloader, $all_hds);

    if (is_empty_hash_ref($bootloader->{bios} ||= {}) && $all_hds->{hds}[0] != $sorted_hds[0]) {
	log::l("Since we're booting on $sorted_hds[0]{device}, make it bios=0x80");
	$bootloader->{bios} = { "/dev/$sorted_hds[0]{device}" => '0x80' };
    }

    my @conf;

    #- normalize: RESTRICTED is only valid if PASSWORD is set
    delete $bootloader->{restricted} if !$bootloader->{password};

    if (!get_label($bootloader->{default}, $bootloader)) {
	log::l("default bootloader entry $bootloader->{default} is invalid, choose another one");
	$bootloader->{default} = $bootloader->{entries}[0]{label};
    }
    push @conf, "# File generated by DrakX/drakboot";
    push @conf, "# WARNING: do not forget to run lilo after modifying this file\n";
    push @conf, "default=" . make_label_lilo_compatible($bootloader->{default}) if $bootloader->{default};
    push @conf, map { "$_=$bootloader->{$_}" } grep { $bootloader->{$_} } qw(boot root map install vga keytable raid-extra-boot);
    push @conf, grep { $bootloader->{$_} } qw(linear geometric compact prompt nowarn restricted static-bios-codes);
    push @conf, qq(append="$bootloader->{append}") if $bootloader->{append};
    push @conf, "password=" . $bootloader->{password} if $bootloader->{password}; #- also done by msec
    push @conf, "timeout=" . round(10 * $bootloader->{timeout}) if $bootloader->{timeout};
    push @conf, "serial=" . $1 if get_append_with_key($bootloader, 'console') =~ /ttyS(.*)/;
    
    push @conf, "message=/boot/message" if arch() !~ /ia64/;
    push @conf, "menu-scheme=wb:bw:wb:bw" if arch() !~ /ia64/;

    push @conf, "ignore-table" if any { $_->{unsafe} && $_->{table} } @{$bootloader->{entries}};

    push @conf, map_each { "disk=$::a bios=$::b" } %{$bootloader->{bios}};

    foreach my $entry (@{$bootloader->{entries}}) {
	push @conf, "$entry->{type}=" . $file2fullname->($entry->{kernel_or_dev});
	my @entry_conf;
	push @entry_conf, "label=" . make_label_lilo_compatible($entry->{label});

	if ($entry->{type} eq "image") {		
	    push @entry_conf, "root=$entry->{root}" if $entry->{root};
	    push @entry_conf, "initrd=" . $file2fullname->($entry->{initrd}) if $entry->{initrd};
	    push @entry_conf, qq(append="$entry->{append}") if $entry->{append};
	    push @entry_conf, "vga=$entry->{vga}" if $entry->{vga};
	    push @entry_conf, $entry->{'read-write'} ? "read-write" : "read-only";
	    push @entry_conf, grep { $entry->{$_} } qw(optional);
	} else {
	    push @entry_conf, "table=$entry->{table}" if $entry->{table};
	    push @entry_conf, "unsafe" if $entry->{unsafe} && !$entry->{table};
		
	    if ($entry->{table}) {
		my $hd = fs::get::device2part($entry->{table}, $all_hds->{hds});
		if ($hd != $sorted_hds[0]) {		       
		    #- boot off the nth drive, so reverse the BIOS maps
		    my $nb = sprintf("0x%x", 0x80 + (find_index { $hd == $_ } @sorted_hds));
		    $entry->{mapdrive} ||= { '0x80' => $nb, $nb => '0x80' }; 
		}
	    }
	    if ($entry->{mapdrive}) {
		push @entry_conf, map_each { "map-drive=$::a", "   to=$::b" } %{$entry->{mapdrive}};
	    }
	}
	push @conf, map { "\t$_" } @entry_conf;
    }
    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);
}

sub install_lilo {
    my ($bootloader, $all_hds) = @_;

    if (my ($install) = $bootloader->{method} =~ /lilo-(text|menu)/) {
	$bootloader->{install} = $install;
    } else {
	delete $bootloader->{install};
    }
    output("$::prefix/boot/message-text", $bootloader->{message}) if $bootloader->{message};
    symlinkf "message-" . ($bootloader->{method} ne 'lilo-graphic' ? 'text' : 'graphic'), "$::prefix/boot/message";

    write_lilo($bootloader, $all_hds);

    when_config_changed_lilo($bootloader);
}

sub when_config_changed_lilo {
    my ($bootloader) = @_;

    if (!$::testing && arch() !~ /ia64/ && $bootloader->{method} =~ /lilo/) {
	log::l("Installing boot loader on $bootloader->{boot}...");
	my $error;
	my $answer = $bootloader->{force_lilo_answer} || '';
	run_program::rooted($::prefix, "echo $answer | lilo", '2>', \$error) or die "lilo failed: $error";
    }
}

#- NB: ide is lower than scsi, this is important for sort_hds_according_to_bios()
sub hd2bios_kind {
    my ($hd) = @_;
    lc(join('_', $hd->{bus}, $hd->{host}));
}

sub mixed_kind_of_disks {
    my ($hds) = @_;
    (uniq_ { hd2bios_kind($_) } @$hds) > 1;
}

sub sort_hds_according_to_bios {
    my ($bootloader, $all_hds) = @_;
    my $boot_hd = fs::get::device2part($bootloader->{first_hd_device} || $bootloader->{boot}, $all_hds->{hds}); #- $boot_hd is undefined when installing on floppy
    my $boot_kind = $boot_hd && hd2bios_kind($boot_hd);

    my $translate = sub {
	my ($hd) = @_;
	my $kind = hd2bios_kind($hd);
	$boot_hd ? ($hd == $boot_hd ? 0 : $kind eq $boot_kind ? 1 : 2) . "_$kind" : $kind;
    };
    sort { $translate->($a) cmp $translate->($b) } @{$all_hds->{hds}};
}

sub device_string2grub {
    my ($dev, $legacy_floppies, $sorted_hds) = @_;
    if (my $device = fs::get::device2part($dev, [ @$sorted_hds, fs::get::hds_fstab(@$sorted_hds) ])) {
	device2grub($device, $sorted_hds);
    } elsif (my $floppy = fs::get::device2part($dev, $legacy_floppies)) {
	my $bios = find_index { $floppy eq $_ } @$legacy_floppies;
	"(fd$bios)";
    } else {
	internal_error("unknown device $dev");
    }
}
sub device2grub {
    my ($device, $sorted_hds) = @_;
    my ($hd, $part_nb) = 
      $device->{rootDevice} ?
	(fs::get::device2part($device->{rootDevice}, $sorted_hds), $device->{device} =~ /(\d+)$/) :
	$device;
    my $bios = find_index { $hd eq $_ } @$sorted_hds;
    my $part_string = defined $part_nb ? ',' . ($part_nb - 1) : '';    
    "(hd$bios$part_string)";
}

sub read_grub_device_map() {
    my %grub2dev = map { m!\((.*)\) /dev/(.*)$! } cat_("$::prefix/boot/grub/device.map");
    \%grub2dev;
}
sub write_grub_device_map {
    my ($legacy_floppies, $sorted_hds) = @_;
    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));
}

sub grub2dev_and_file {
    my ($grub_file, $grub2dev, $o_block_device) = @_;
    my ($grub_dev, $rel_file) = $grub_file =~ m!\((.*?)\)/?(.*)! or return;
    my ($hd, $part) = split(',', $grub_dev);
    $part = $o_block_device ? '' : defined $part && $part + 1; #- grub wants "(hdX,Y)" where lilo just want "hdY+1"
    my $device = '/dev/' . $grub2dev->{$hd} . $part;
    $device, $rel_file;
}
sub grub2dev {
    my ($grub_file, $grub2dev, $o_block_device) = @_;
    first(grub2dev_and_file($grub_file, $grub2dev, $o_block_device));
}

# replace dummy "(hdX,Y)" in "(hdX,Y)/boot/vmlinuz..." by appropriate path if needed
sub grub2file {
    my ($grub_file, $grub2dev, $fstab) = @_;
    if (my ($device, $rel_file) = grub2dev_and_file($grub_file, $grub2dev)) {	
	my $part = fs::get::device2part($device, $fstab) or log::l("ERROR: unknown device $device (computed from $grub_file)");
	my $mntpoint = $part->{mntpoint} || '';
	($mntpoint eq '/' ? '' : $mntpoint) . '/' . $rel_file;
    } else {
	$grub_file;
    }
}

sub write_grub {
    my ($bootloader, $all_hds) = @_;

    my $fstab = [ fs::get::fstab($all_hds) ]; 
    my @legacy_floppies = detect_devices::floppies();
    my @sorted_hds = sort_hds_according_to_bios($bootloader, $all_hds);
    write_grub_device_map(\@legacy_floppies, \@sorted_hds);

    if (get_append_with_key($bootloader, 'console') =~ /ttyS(\d),(\d+)/) {
	$bootloader->{serial} ||= "--unit=$1 --speed=$2";
	$bootloader->{terminal} ||= "--timeout=" . ($bootloader->{timeout} || 0) . " console serial";
    }

    my $file2grub = sub {
	my ($part, $file) = fs::get::file2part($fstab, $_[0], 'keep_simple_symlinks');
	device2grub($part, \@sorted_hds) . $file;
    };
    {
	my @conf;

	push @conf, map { "$_ $bootloader->{$_}" } grep { $bootloader->{$_} } qw(timeout color serial terminal);
	push @conf, map { $_ . ' ' . $file2grub->($bootloader->{$_}) } grep { $bootloader->{$_} } qw(splashimage);

	eval {
	    push @conf, "default " . (find_index { $_->{label} eq $bootloader->{default} } @{$bootloader->{entries}});
	};

	foreach (@{$bootloader->{entries}}) {
	    my $title = "\ntitle $_->{label}";

	    if ($_->{type} eq "image") {
		my $vga = $_->{vga} || $bootloader->{vga};
		push @conf, $title,
		  join(' ', 'kernel', $file2grub->($_->{kernel_or_dev}),
		       if_($_->{root}, $_->{root} =~ /loop7/ ? "root=707" : "root=$_->{root}"), #- special to workaround bug in kernel (see #ifdef CONFIG_BLK_DEV_LOOP)
		       $_->{append},
		       if_($_->{'read-write'}, 'rw'),
		       if_($vga && $vga ne "normal", "vga=$vga"));
		push @conf, "initrd " . $file2grub->($_->{initrd}) if $_->{initrd};
	    } else {
		my $dev = eval { device_string2grub($_->{kernel_or_dev}, \@legacy_floppies, \@sorted_hds) };
		if (!$dev) {
		    log::l("dropping bad entry $_->{label} for unknown device $_->{kernel_or_dev}");
		    next;
		}
		push @conf, $title, "root $dev";

		if ($_->{table}) {
		    if (my $hd = fs::get::device2part($_->{table}, \@sorted_hds)) {
			if (my $bios = find_index { $hd eq $_ } @sorted_hds) {
			    #- boot off the nth drive, so reverse the BIOS maps
			    my $nb = sprintf("0x%x", 0x80 + $bios);
			    $_->{mapdrive} ||= { '0x80' => $nb, $nb => '0x80' }; 
			}
		    }
		}
		if ($_->{mapdrive}) {
		    push @conf, map_each { "map ($::b) ($::a)" } %{$_->{mapdrive}};
		    push @conf, "makeactive";
		}
		push @conf, "chainloader +1";
	    }
	}
	my $f = "$::prefix/boot/grub/menu.lst";
	log::l("writing grub config to $f");
	rename $f, "$f.old";
	output($f, map { "$_\n" } @conf);
    }
    {
	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