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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.424 by root, Sun Apr 20 05:24:55 2008 UTC vs.
Revision 1.440 by root, Mon Aug 11 23:23:41 2008 UTC

… …
25use strict; 25use strict;
26 26
27use Symbol; 27use Symbol;
28use List::Util; 28use List::Util;
29use Socket; 29use Socket;
30use EV 3.2; 30use EV;
31use Opcode; 31use Opcode;
32use Safe; 32use Safe;
33use Safe::Hole; 33use Safe::Hole;
34use Storable (); 34use Storable ();
35 35
36use Coro 4.50 (); 36use Coro ();
37use Coro::State; 37use Coro::State;
38use Coro::Handle; 38use Coro::Handle;
39use Coro::EV; 39use Coro::AnyEvent;
40use Coro::Timer; 40use Coro::Timer;
41use Coro::Signal; 41use Coro::Signal;
42use Coro::Semaphore; 42use Coro::Semaphore;
43use Coro::AnyEvent;
43use Coro::AIO; 44use Coro::AIO;
44use Coro::BDB; 45use Coro::BDB 1.6;
45use Coro::Storable; 46use Coro::Storable;
46use Coro::Util (); 47use Coro::Util ();
47 48
48use JSON::XS 2.01 (); 49use JSON::XS 2.01 ();
49use BDB (); 50use BDB ();
50use Data::Dumper; 51use Data::Dumper;
51use Digest::MD5; 52use Digest::MD5;
52use Fcntl; 53use Fcntl;
53use YAML (); 54use YAML ();
54use IO::AIO 2.51 (); 55use IO::AIO ();
55use Time::HiRes; 56use Time::HiRes;
56use Compress::LZF; 57use Compress::LZF;
57use Digest::MD5 (); 58use Digest::MD5 ();
59
60AnyEvent::detect;
58 61
59# configure various modules to our taste 62# configure various modules to our taste
60# 63#
61$Storable::canonical = 1; # reduce rsync transfers 64$Storable::canonical = 1; # reduce rsync transfers
62Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 65Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
… …
90our $RANDOMDIR = "$LOCALDIR/random"; 93our $RANDOMDIR = "$LOCALDIR/random";
91our $BDBDIR = "$LOCALDIR/db"; 94our $BDBDIR = "$LOCALDIR/db";
92our %RESOURCE; 95our %RESOURCE;
93 96
94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 97our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95our $AIO_POLL_WATCHER;
96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 98our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97our $NEXT_TICK; 99our $NEXT_TICK;
98our $USE_FSYNC = 1; # use fsync to write maps - default off 100our $USE_FSYNC = 1; # use fsync to write maps - default off
99 101
100our $BDB_POLL_WATCHER;
101our $BDB_DEADLOCK_WATCHER; 102our $BDB_DEADLOCK_WATCHER;
102our $BDB_CHECKPOINT_WATCHER; 103our $BDB_CHECKPOINT_WATCHER;
103our $BDB_TRICKLE_WATCHER; 104our $BDB_TRICKLE_WATCHER;
104our $DB_ENV; 105our $DB_ENV;
105 106
… …
242for my $pkg (qw( 243for my $pkg (qw(
243 cf::global cf::attachable 244 cf::global cf::attachable
244 cf::object cf::object::player 245 cf::object cf::object::player
245 cf::client cf::player 246 cf::client cf::player
246 cf::arch cf::living 247 cf::arch cf::living
248 cf::map cf::mapspace
247 cf::map cf::party cf::region 249 cf::party cf::region
248)) { 250)) {
249 no strict 'refs'; 251 no strict 'refs';
250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 252 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251} 253}
252 254
… …
1141 utf8::decode (my $decname = $filename); 1143 utf8::decode (my $decname = $filename);
1142 warn sprintf "saving %s (%d,%d)\n", 1144 warn sprintf "saving %s (%d,%d)\n",
1143 $decname, length $$rdata, scalar @$objs; 1145 $decname, length $$rdata, scalar @$objs;
1144 1146
1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1147 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146 chmod SAVE_MODE, $fh; 1148 aio_chmod $fh, SAVE_MODE;
1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1149 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148 aio_fsync $fh if $cf::USE_FSYNC; 1150 aio_fsync $fh if $cf::USE_FSYNC;
1149 close $fh; 1151 aio_close $fh;
1150 1152
1151 if (@$objs) { 1153 if (@$objs) {
1152 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1154 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153 chmod SAVE_MODE, $fh; 1155 aio_chmod $fh, SAVE_MODE;
1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1156 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155 aio_write $fh, 0, (length $data), $data, 0; 1157 aio_write $fh, 0, (length $data), $data, 0;
1156 aio_fsync $fh if $cf::USE_FSYNC; 1158 aio_fsync $fh if $cf::USE_FSYNC;
1157 close $fh; 1159 aio_close $fh;
1158 aio_rename "$filename.pst~", "$filename.pst"; 1160 aio_rename "$filename.pst~", "$filename.pst";
1159 } 1161 }
1160 } else { 1162 } else {
1161 aio_unlink "$filename.pst"; 1163 aio_unlink "$filename.pst";
1162 } 1164 }
… …
1456 my $f = new_from_file cf::object::thawer path $login 1458 my $f = new_from_file cf::object::thawer path $login
1457 or return; 1459 or return;
1458 1460
1459 my $pl = cf::player::load_pl $f 1461 my $pl = cf::player::load_pl $f
1460 or return; 1462 or return;
1463
1461 local $cf::PLAYER_LOADING{$login} = $pl; 1464 local $cf::PLAYER_LOADING{$login} = $pl;
1462 $f->resolve_delayed_derefs; 1465 $f->resolve_delayed_derefs;
1463 $cf::PLAYER{$login} = $pl 1466 $cf::PLAYER{$login} = $pl
1464 } 1467 }
1465 } 1468 }
… …
1522 $pl->{deny_save} = 1; 1525 $pl->{deny_save} = 1;
1523 $pl->password ("*"); # this should lock out the player until we nuked the dir 1526 $pl->password ("*"); # this should lock out the player until we nuked the dir
1524 1527
1525 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1528 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526 $pl->deactivate; 1529 $pl->deactivate;
1530 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1531 $pl->ob->check_score;
1527 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1532 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1528 $pl->ns->destroy if $pl->ns; 1533 $pl->ns->destroy if $pl->ns;
1529 1534
1530 my $path = playerdir $pl; 1535 my $path = playerdir $pl;
1531 my $temp = "$path~$cf::RUNTIME~deleting~"; 1536 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1570 1575
1571 for my $login (@$dirs) { 1576 for my $login (@$dirs) {
1572 my $path = path $login; 1577 my $path = path $login;
1573 1578
1574 # a .pst is a dead give-away for a valid player 1579 # a .pst is a dead give-away for a valid player
1575 unless (-e "$path.pst") { 1580 # if no pst file found, open and chekc for blocked users
1581 if (aio_stat "$path.pst") {
1576 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1582 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577 aio_read $fh, 0, 512, my $buf, 0 or next; 1583 aio_read $fh, 0, 512, my $buf, 0 or next;
1578 $buf !~ /^password -------------$/m or next; # official not-valid tag 1584 $buf !~ /^password -------------$/m or next; # official not-valid tag
1579 } 1585 }
1580 1586
… …
2029 2035
2030 cf::lock_wait "map_data:$path";#d#remove 2036 cf::lock_wait "map_data:$path";#d#remove
2031 cf::lock_wait "map_find:$path"; 2037 cf::lock_wait "map_find:$path";
2032 2038
2033 $cf::MAP{$path} || do { 2039 $cf::MAP{$path} || do {
2034 my $guard1 = cf::lock_acquire "map_find:$path";
2035 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it 2040 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2041 my $guard2 = cf::lock_acquire "map_find:$path";
2036 2042
2037 my $map = new_from_path cf::map $path 2043 my $map = new_from_path cf::map $path
2038 or return; 2044 or return;
2039 2045
2040 $map->{last_save} = $cf::RUNTIME; 2046 $map->{last_save} = $cf::RUNTIME;
… …
2043 or return; 2049 or return;
2044 2050
2045 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2051 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046 # doing this can freeze the server in a sync job, obviously 2052 # doing this can freeze the server in a sync job, obviously
2047 #$cf::WAIT_FOR_TICK->wait; 2053 #$cf::WAIT_FOR_TICK->wait;
2054 undef $guard2;
2048 undef $guard1; 2055 undef $guard1;
2049 undef $guard2;
2050 $map->reset; 2056 $map->reset;
2051 return find $path; 2057 return find $path;
2052 } 2058 }
2053 2059
2054 $cf::MAP{$path} = $map 2060 $cf::MAP{$path} = $map
… …
2081 my $f = new_from_file cf::object::thawer $self->{load_path}; 2087 my $f = new_from_file cf::object::thawer $self->{load_path};
2082 $f->skip_block; 2088 $f->skip_block;
2083 $self->_load_objects ($f) 2089 $self->_load_objects ($f)
2084 or return; 2090 or return;
2085 2091
2086 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2092 $self->post_load_original
2087 if delete $self->{load_original}; 2093 if delete $self->{load_original};
2088 2094
2089 if (my $uniq = $self->uniq_path) { 2095 if (my $uniq = $self->uniq_path) {
2090 utf8::encode $uniq; 2096 utf8::encode $uniq;
2091 unless (aio_stat $uniq) { 2097 unless (aio_stat $uniq) {
… …
2457can be C<undef>. Does the right thing when the player is currently in a 2463can be C<undef>. Does the right thing when the player is currently in a
2458dialogue with the given NPC character. 2464dialogue with the given NPC character.
2459 2465
2460=cut 2466=cut
2461 2467
2468our $SAY_CHANNEL = {
2469 id => "say",
2470 title => "Map",
2471 reply => "say ",
2472 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2473};
2474
2475our $CHAT_CHANNEL = {
2476 id => "chat",
2477 title => "Chat",
2478 reply => "chat ",
2479 tooltip => "Player chat and shouts, global to the server.",
2480};
2481
2462# rough implementation of a future "reply" method that works 2482# rough implementation of a future "reply" method that works
2463# with dialog boxes. 2483# with dialog boxes.
2464#TODO: the first argument must go, split into a $npc->reply_to ( method 2484#TODO: the first argument must go, split into a $npc->reply_to ( method
2465sub cf::object::player::reply($$$;$) { 2485sub cf::object::player::reply($$$;$) {
2466 my ($self, $npc, $msg, $flags) = @_; 2486 my ($self, $npc, $msg, $flags) = @_;
… …
2477 my $dialog = $pl->{npc_dialog}; 2497 my $dialog = $pl->{npc_dialog};
2478 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2498 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479 2499
2480 } else { 2500 } else {
2481 $msg = $npc->name . " says: $msg" if $npc; 2501 $msg = $npc->name . " says: $msg" if $npc;
2482 $self->message ($msg, $flags); 2502 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483 } 2503 }
2484 } 2504 }
2485} 2505}
2486 2506
2487=item $object->send_msg ($channel, $msg, $color, [extra...]) 2507=item $object->send_msg ($channel, $msg, $color, [extra...])
… …
2594Moves the player to the given map-path and coordinates by first freezing 2614Moves the player to the given map-path and coordinates by first freezing
2595her, loading and preparing them map, calling the provided $check callback 2615her, loading and preparing them map, calling the provided $check callback
2596that has to return the map if sucecssful, and then unfreezes the player on 2616that has to return the map if sucecssful, and then unfreezes the player on
2597the new (success) or old (failed) map position. In either case, $done will 2617the new (success) or old (failed) map position. In either case, $done will
2598be called at the end of this process. 2618be called at the end of this process.
2619
2620Note that $check will be called with a potentially non-loaded map, so if
2621it needs a loaded map it has to call C<< ->load >>.
2599 2622
2600=cut 2623=cut
2601 2624
2602our $GOTOGEN; 2625our $GOTOGEN;
2603 2626
… …
2682} 2705}
2683 2706
2684sub prepare_random_map { 2707sub prepare_random_map {
2685 my ($exit) = @_; 2708 my ($exit) = @_;
2686 2709
2687 my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689 # all this does is basically replace the /! path by 2710 # all this does is basically replace the /! path by
2690 # a new random map path (?random/...) with a seed 2711 # a new random map path (?random/...) with a seed
2691 # that depends on the exit object 2712 # that depends on the exit object
2692 2713
2693 my $rmp = parse_random_map_params $exit->msg; 2714 my $rmp = parse_random_map_params $exit->msg;
… …
2695 if ($exit->map) { 2716 if ($exit->map) {
2696 $rmp->{region} = $exit->region->name; 2717 $rmp->{region} = $exit->region->name;
2697 $rmp->{origin_map} = $exit->map->path; 2718 $rmp->{origin_map} = $exit->map->path;
2698 $rmp->{origin_x} = $exit->x; 2719 $rmp->{origin_x} = $exit->x;
2699 $rmp->{origin_y} = $exit->y; 2720 $rmp->{origin_y} = $exit->y;
2721
2722 $exit->map->touch;
2700 } 2723 }
2701 2724
2702 $rmp->{random_seed} ||= $exit->random_seed; 2725 $rmp->{random_seed} ||= $exit->random_seed;
2703 2726
2704 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp); 2727 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
… …
2708 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2731 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709 aio_write $fh, 0, (length $data), $data, 0; 2732 aio_write $fh, 0, (length $data), $data, 0;
2710 undef $fh; 2733 undef $fh;
2711 aio_rename "$meta~", $meta; 2734 aio_rename "$meta~", $meta;
2712 2735
2736 my $slaying = "?random/$md5";
2737
2738 if ($exit->valid) {
2713 $exit->slaying ("?random/$md5"); 2739 $exit->slaying ("?random/$md5");
2714 $exit->msg (undef); 2740 $exit->msg (undef);
2741 }
2715 } 2742 }
2716} 2743}
2717 2744
2718sub cf::object::player::enter_exit { 2745sub cf::object::player::enter_exit {
2719 my ($self, $exit) = @_; 2746 my ($self, $exit) = @_;
2720 2747
2721 return unless $self->type == cf::PLAYER; 2748 return unless $self->type == cf::PLAYER;
2722 2749
2723 if ($exit->slaying eq "/!") {
2724 #TODO: this should de-fi-ni-te-ly not be a sync-job
2725 # the problem is that $exit might not survive long enough
2726 # so it needs to be done right now, right here
2727 cf::sync_job { prepare_random_map $exit };
2728 }
2729
2730 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731 my $hp = $exit->stats->hp;
2732 my $sp = $exit->stats->sp;
2733
2734 $self->enter_link; 2750 $self->enter_link;
2735 2751
2736 # if exit is damned, update players death & WoR home-position
2737 $self->contr->savebed ($slaying, $hp, $sp)
2738 if $exit->flag (FLAG_DAMNED);
2739
2740 (async { 2752 (async {
2741 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2753 $Coro::current->{desc} = "enter_exit";
2742 2754
2743 $self->deactivate_recursive; # just to be sure
2744 unless (eval { 2755 unless (eval {
2756 $self->deactivate_recursive; # just to be sure
2757
2758 # random map handling
2759 {
2760 my $guard = cf::lock_acquire "exit_prepare:$exit";
2761
2762 prepare_random_map $exit
2763 if $exit->slaying eq "/!";
2764 }
2765
2766 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2767 my $x = $exit->stats->hp;
2768 my $y = $exit->stats->sp;
2769
2745 $self->goto ($slaying, $hp, $sp); 2770 $self->goto ($map, $x, $y);
2746 2771
2772 # if exit is damned, update players death & WoR home-position
2773 $self->contr->savebed ($map, $x, $y)
2774 if $exit->flag (cf::FLAG_DAMNED);
2775
2747 1; 2776 1
2748 }) { 2777 }) {
2749 $self->message ("Something went wrong deep within the crossfire server. " 2778 $self->message ("Something went wrong deep within the crossfire server. "
2750 . "I'll try to bring you back to the map you were before. " 2779 . "I'll try to bring you back to the map you were before. "
2751 . "Please report this to the dungeon master!", 2780 . "Please report this to the dungeon master!",
2752 cf::NDI_UNIQUE | cf::NDI_RED); 2781 cf::NDI_UNIQUE | cf::NDI_RED);
… …
2832 id => "infobox", 2861 id => "infobox",
2833 title => "Map Info", 2862 title => "Map Info",
2834 reply => undef, 2863 reply => undef,
2835 tooltip => "Information related to the maps", 2864 tooltip => "Information related to the maps",
2836 }, 2865 },
2866 "c/party" => {
2867 id => "party",
2868 title => "Party",
2869 reply => "gsay ",
2870 tooltip => "Messages and chat related to your party",
2871 },
2837); 2872);
2838 2873
2839sub cf::client::send_msg { 2874sub cf::client::send_msg {
2840 my ($self, $channel, $msg, $color, @extra) = @_; 2875 my ($self, $channel, $msg, $color, @extra) = @_;
2841 2876
… …
3078 3113
3079The following functions and methods are available within a safe environment: 3114The following functions and methods are available within a safe environment:
3080 3115
3081 cf::object 3116 cf::object
3082 contr pay_amount pay_player map x y force_find force_add destroy 3117 contr pay_amount pay_player map x y force_find force_add destroy
3083 insert remove name archname title slaying race decrease_ob_nr 3118 insert remove name archname title slaying race decrease split
3084 3119
3085 cf::object::player 3120 cf::object::player
3086 player 3121 player
3087 3122
3088 cf::player 3123 cf::player
… …
3093 3128
3094=cut 3129=cut
3095 3130
3096for ( 3131for (
3097 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3132 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098 insert remove inv name archname title slaying race 3133 insert remove inv nrof name archname title slaying race
3099 decrease_ob_nr destroy)], 3134 decrease split destroy change_exp)],
3100 ["cf::object::player" => qw(player)], 3135 ["cf::object::player" => qw(player)],
3101 ["cf::player" => qw(peaceful)], 3136 ["cf::player" => qw(peaceful)],
3102 ["cf::map" => qw(trigger)], 3137 ["cf::map" => qw(trigger)],
3103) { 3138) {
3104 no strict 'refs'; 3139 no strict 'refs';
… …
3364 warn "finished reloading resource files\n"; 3399 warn "finished reloading resource files\n";
3365} 3400}
3366 3401
3367sub init { 3402sub init {
3368 my $guard = freeze_mainloop; 3403 my $guard = freeze_mainloop;
3404
3405 evthread_start IO::AIO::poll_fileno;
3369 3406
3370 reload_resources; 3407 reload_resources;
3371} 3408}
3372 3409
3373sub reload_config { 3410sub reload_config {
… …
3406 reload_config; 3443 reload_config;
3407 db_init; 3444 db_init;
3408 load_extensions; 3445 load_extensions;
3409 3446
3410 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3447 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3411 evthread_start IO::AIO::poll_fileno;
3412 } 3448 }
3413 3449
3414 EV::loop; 3450 EV::loop;
3415} 3451}
3416 3452
… …
3757{ 3793{
3758 # configure BDB 3794 # configure BDB
3759 3795
3760 BDB::min_parallel 8; 3796 BDB::min_parallel 8;
3761 BDB::max_poll_reqs $TICK * 0.1; 3797 BDB::max_poll_reqs $TICK * 0.1;
3762 $Coro::BDB::WATCHER->priority (1); 3798 $AnyEvent::BDB::WATCHER->priority (1);
3763 3799
3764 unless ($DB_ENV) { 3800 unless ($DB_ENV) {
3765 $DB_ENV = BDB::db_env_create; 3801 $DB_ENV = BDB::db_env_create;
3766 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3802 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3767 | BDB::LOG_AUTOREMOVE, 1); 3803 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3804 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3768 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 3805 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3769 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 3806 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3770 3807
3771 cf::sync_job { 3808 cf::sync_job {
3772 eval { 3809 eval {
… …
3798{ 3835{
3799 # configure IO::AIO 3836 # configure IO::AIO
3800 3837
3801 IO::AIO::min_parallel 8; 3838 IO::AIO::min_parallel 8;
3802 IO::AIO::max_poll_time $TICK * 0.1; 3839 IO::AIO::max_poll_time $TICK * 0.1;
3803 $Coro::AIO::WATCHER->priority (1); 3840 undef $AnyEvent::AIO::WATCHER;
3804} 3841}
3805 3842
3806my $_log_backtrace; 3843my $_log_backtrace;
3807 3844
3808sub _log_backtrace { 3845sub _log_backtrace {

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