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=head1 NAME |
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|
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Crossfire - Crossfire maphandling |
| 4 |
|
| 5 |
=cut |
| 6 |
|
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package Crossfire; |
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|
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our $VERSION = '0.1'; |
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|
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use strict; |
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|
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use base 'Exporter'; |
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|
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use Carp (); |
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use File::Spec; |
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use List::Util qw(min max); |
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|
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#XXX: The map_* procedures scream for a map-object |
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|
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our @EXPORT = |
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qw(read_pak read_arch %ARCH TILESIZE $TILE %FACE editor_archs arch_extents); |
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|
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our $LIB = $ENV{CROSSFIRE_LIBDIR} |
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or Carp::croak "\$CROSSFIRE_LIBDIR must be set\n"; |
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|
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sub TILESIZE (){ 32 } |
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|
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our $VARDIR; |
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our %ARCH; |
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our %FACE; |
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our $TILE; |
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|
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our %FIELD_MULTILINE = ( |
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msg => "endmsg", |
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lore => "endlore", |
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); |
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|
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# not used yet, maybe alphabetical is ok |
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our @FIELD_ORDER = (qw(name name_pl)); |
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|
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sub MOVE_WALK (){ 0x1 } |
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sub MOVE_FLY_LOW (){ 0x2 } |
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sub MOVE_FLY_HIGH (){ 0x4 } |
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sub MOVE_FLYING (){ 0x6 } |
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sub MOVE_SWIM (){ 0x8 } |
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sub MOVE_ALL (){ 0xf } |
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|
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BEGIN { |
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if ($^O eq "MSWin32") { |
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eval "use FreezeThaw qw(freeze thaw)"; |
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} else { |
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eval "use Storable qw(freeze thaw)"; |
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} |
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} |
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|
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sub load_ref($) { |
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my ($path) = @_; |
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|
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die if $^O eq "MSWin32"; #d# |
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|
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open my $fh, "<", $path |
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or die "$path: $!"; |
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binmode $fh; |
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local $/; |
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thaw <$fh> |
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} |
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|
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sub save_ref($$) { |
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my ($ref, $path) = @_; |
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|
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open my $fh, ">", "$path~" |
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or die "$path~: $!"; |
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binmode $fh; |
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print $fh freeze $ref; |
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close $fh; |
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rename "$path~", $path |
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or die "$path: $!"; |
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} |
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|
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sub normalize_arch($) { |
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my ($ob) = @_; |
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|
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my $arch = $ARCH{$ob->{_name}} |
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or (warn "$ob->{_name}: no such archetype", return $ob); |
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|
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delete $ob->{$_} for qw(can_knockback can_parry can_impale can_cut can_dam_armour can_apply); |
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|
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if ($arch->{type} == 22) { # map |
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my %normalize = ( |
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"enter_x" => "hp", |
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"enter_y" => "sp", |
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"width" => "x", |
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"height" => "y", |
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"reset_timeout" => "weight", |
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"swap_time" => "value", |
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"difficulty" => "level", |
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"darkness" => "invisible", |
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"fixed_resettime" => "stand_still", |
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); |
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|
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while (my ($k2, $k1) = each %normalize) { |
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if (defined (my $v = delete $ob->{$k1})) { |
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$ob->{$k2} = $v; |
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} |
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} |
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} |
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|
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if (defined (my $v = delete $ob->{no_pass})) { |
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$ob->{move_block} = $v ? MOVE_ALL : 0; |
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} |
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if (defined (my $v = delete $ob->{walk_on})) { |
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$ob->{move_on} = $v ? $ob->{move_on} | MOVE_WALK |
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: $ob->{move_on} & ~MOVE_WALK; |
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} |
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if (defined (my $v = delete $ob->{walk_off})) { |
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$ob->{move_off} = $v ? $ob->{move_off} | MOVE_WALK |
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: $ob->{move_off} & ~MOVE_WALK; |
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} |
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if (defined (my $v = delete $ob->{fly_on})) { |
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$ob->{move_on} = $v ? $ob->{move_on} | MOVE_FLY_LOW |
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: $ob->{move_on} & ~MOVE_FLY_LOW; |
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} |
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if (defined (my $v = delete $ob->{fly_off})) { |
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$ob->{move_off} = $v ? $ob->{move_off} | MOVE_FLY_LOW |
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: $ob->{move_off} & ~MOVE_FLY_LOW; |
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} |
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if (defined (my $v = delete $ob->{flying})) { |
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$ob->{move_type} = $v ? $ob->{move_type} | MOVE_FLY_LOW |
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: $ob->{move_type} & ~MOVE_FLY_LOW; |
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} |
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|
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# if value matches archetype default, delete |
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while (my ($k, $v) = each %$ob) { |
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if (exists $arch->{$k} and $arch->{$k} eq $v) { |
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next if $k eq "_name"; |
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delete $ob->{$k}; |
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} |
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} |
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|
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$ob |
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} |
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|
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sub read_pak($;$) { |
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my ($path, $cache) = @_; |
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|
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eval { |
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defined $cache |
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&& -M $cache < -M $path |
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&& load_ref $cache |
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} or do { |
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my %pak; |
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|
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open my $fh, "<", $path |
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or Carp::croak "$_[0]: $!"; |
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binmode $fh; |
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while (<$fh>) { |
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my ($type, $id, $len, $path) = split; |
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$path =~ s/.*\///; |
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read $fh, $pak{$path}, $len; |
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} |
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|
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save_ref \%pak, $cache |
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if defined $cache; |
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|
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\%pak |
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} |
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} |
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|
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sub read_arch($;$) { |
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my ($path, $cache) = @_; |
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|
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eval { |
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defined $cache |
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&& -M $cache < -M $path |
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&& load_ref $cache |
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} or do { |
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my %arc; |
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my ($more, $prev); |
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|
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open my $fh, "<", $path |
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or Carp::croak "$path: $!"; |
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|
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binmode $fh; |
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|
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my $parse_block; $parse_block = sub { |
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my %arc = @_; |
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|
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while (<$fh>) { |
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s/\s+$//; |
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if (/^end$/i) { |
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last; |
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} elsif (/^arch (\S+)$/) { |
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push @{ $arc{inventory} }, normalize_arch $parse_block->(_name => $1); |
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} elsif (/^lore$/) { |
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while (<$fh>) { |
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last if /^endlore\s*$/i; |
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$arc{lore} .= $_; |
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} |
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} elsif (/^msg$/) { |
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while (<$fh>) { |
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last if /^endmsg\s*$/i; |
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$arc{msg} .= $_; |
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} |
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} elsif (/^(\S+)\s*(.*)$/) { |
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$arc{lc $1} = $2; |
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} elsif (/^\s*($|#)/) { |
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# |
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} else { |
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warn "$path: unparsable line '$_' in arch $arc{_name}"; |
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} |
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} |
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|
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\%arc |
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}; |
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|
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while (<$fh>) { |
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s/\s+$//; |
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if (/^more$/i) { |
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$more = $prev; |
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} elsif (/^object (\S+)$/i) { |
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my $name = $1; |
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my $arc = $parse_block->(_name => $name); |
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|
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if ($more) { |
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$more->{more} = $arc; |
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} else { |
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$arc{$name} = $arc; |
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} |
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$prev = $arc; |
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$more = undef; |
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} elsif (/^arch (\S+)$/i) { |
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push @{ $arc{arch} }, normalize_arch $parse_block->(_name => $1); |
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} elsif (/^\s*($|#)/) { |
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# |
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} else { |
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warn "$path: unparseable top-level line '$_'"; |
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} |
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} |
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|
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undef $parse_block; # work around bug in perl not freeing $fh etc. |
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|
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save_ref \%arc, $cache |
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if defined $cache; |
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|
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\%arc |
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} |
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} |
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|
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# put all archs into a hash with editor_face as it's key |
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# NOTE: the arrays in the hash values are references to |
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# the archs from $ARCH |
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sub editor_archs { |
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my %paths; |
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|
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for (keys %ARCH) { |
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my $arch = $ARCH{$_}; |
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push @{$paths{$arch->{editor_folder}}}, \$arch; |
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} |
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|
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\%paths |
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} |
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|
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=item ($minx, $miny, $maxx, $maxy) = arch_extents $arch |
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|
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arch_extents determines the extents of the given arch's face(s), linked |
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faces and single faces are handled here it returns (minx, miny, maxx, |
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maxy) |
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|
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=cut |
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|
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sub arch_extents { |
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my ($a) = @_; |
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|
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my $o = $ARCH{$a->{_name}} |
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or return; |
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|
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my $face = $FACE{$a->{face} || $o->{face}} |
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or (warn "no face data found for arch '$a->{_name}'"), return; |
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|
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if ($face->{w} > 1 || $face->{h} > 1) { |
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# bigface |
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return (0, 0, $face->{w} - 1, $face->{h} - 1); |
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|
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} elsif ($o->{more}) { |
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# linked face |
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my ($minx, $miny, $maxx, $maxy) = ($o->{x}, $o->{y}) x 2; |
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|
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for (; $o; $o = $o->{more}) { |
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$minx = min $minx, $o->{x}; |
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$miny = min $miny, $o->{y}; |
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$maxx = max $maxx, $o->{x}; |
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$maxy = max $maxy, $o->{y}; |
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} |
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|
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return ($minx, $miny, $maxx, $maxy); |
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|
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} else { |
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# single face |
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return (0, 0, 0, 0); |
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} |
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} |
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|
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=item $type = arch_attr $arch |
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|
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Returns a hashref describing the object and its attributes. It can contain |
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the following keys: |
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|
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name the name, suitable for display purposes |
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ignore |
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attr |
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desc |
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use |
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section => [name => \%attr, name => \%attr] |
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import |
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|
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=cut |
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|
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sub arch_attr($) { |
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my ($arch) = @_; |
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|
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require Crossfire::Data; |
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|
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my $attr; |
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|
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if ($arch->{type} > 0) { |
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$attr = $Crossfire::Data::ATTR{$arch->{type}+0}; |
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} else { |
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$attr = $Crossfire::Data::TYPE{Misc}; |
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|
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type: |
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for (@Crossfire::Data::ATTR0) { |
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my $req = $_->{required} |
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or die "internal error: ATTR0 without 'required'"; |
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|
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while (my ($k, $v) = each %$req) { |
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next type |
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unless $arch->{$k} == $v; |
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} |
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|
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$attr = $_; |
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} |
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} |
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|
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$attr || \%Crossfire::Data::DEFAULT_ATTR; |
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} |
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|
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sub arch_edit_sections { |
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# if (edit_type == IGUIConstants.TILE_EDIT_NONE) |
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# edit_type = 0; |
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# else if (edit_type != 0) { |
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# // all flags from 'check_type' must be unset in this arch because they get recalculated now |
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# edit_type &= ~check_type; |
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# } |
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# |
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# } |
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# if ((check_type & IGUIConstants.TILE_EDIT_MONSTER) != 0 && |
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# getAttributeValue("alive", defarch) == 1 && |
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# (getAttributeValue("monster", defarch) == 1 || |
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# getAttributeValue("generator", defarch) == 1)) { |
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# // Monster: monsters/npcs/generators |
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# edit_type |= IGUIConstants.TILE_EDIT_MONSTER; |
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# } |
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# if ((check_type & IGUIConstants.TILE_EDIT_WALL) != 0 && |
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# arch_type == 0 && getAttributeValue("no_pass", defarch) == 1) { |
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# // Walls |
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# edit_type |= IGUIConstants.TILE_EDIT_WALL; |
| 368 |
# } |
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# if ((check_type & IGUIConstants.TILE_EDIT_CONNECTED) != 0 && |
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# getAttributeValue("connected", defarch) != 0) { |
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# // Connected Objects |
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# edit_type |= IGUIConstants.TILE_EDIT_CONNECTED; |
| 373 |
# } |
| 374 |
# if ((check_type & IGUIConstants.TILE_EDIT_EXIT) != 0 && |
| 375 |
# arch_type == 66 || arch_type == 41 || arch_type == 95) { |
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# // Exit: teleporter/exit/trapdoors |
| 377 |
# edit_type |= IGUIConstants.TILE_EDIT_EXIT; |
| 378 |
# } |
| 379 |
# if ((check_type & IGUIConstants.TILE_EDIT_TREASURE) != 0 && |
| 380 |
# getAttributeValue("no_pick", defarch) == 0 && (arch_type == 4 || |
| 381 |
# arch_type == 5 || arch_type == 36 || arch_type == 60 || |
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# arch_type == 85 || arch_type == 111 || arch_type == 123 || |
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# arch_type == 124 || arch_type == 130)) { |
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# // Treasure: randomtreasure/money/gems/potions/spellbooks/scrolls |
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# edit_type |= IGUIConstants.TILE_EDIT_TREASURE; |
| 386 |
# } |
| 387 |
# if ((check_type & IGUIConstants.TILE_EDIT_DOOR) != 0 && |
| 388 |
# arch_type == 20 || arch_type == 23 || arch_type == 26 || |
| 389 |
# arch_type == 91 || arch_type == 21 || arch_type == 24) { |
| 390 |
# // Door: door/special door/gates + keys |
| 391 |
# edit_type |= IGUIConstants.TILE_EDIT_DOOR; |
| 392 |
# } |
| 393 |
# if ((check_type & IGUIConstants.TILE_EDIT_EQUIP) != 0 && |
| 394 |
# getAttributeValue("no_pick", defarch) == 0 && ((arch_type >= 13 && |
| 395 |
# arch_type <= 16) || arch_type == 33 || arch_type == 34 || |
| 396 |
# arch_type == 35 || arch_type == 39 || arch_type == 70 || |
| 397 |
# arch_type == 87 || arch_type == 99 || arch_type == 100 || |
| 398 |
# arch_type == 104 || arch_type == 109 || arch_type == 113 || |
| 399 |
# arch_type == 122 || arch_type == 3)) { |
| 400 |
# // Equipment: weapons/armour/wands/rods |
| 401 |
# edit_type |= IGUIConstants.TILE_EDIT_EQUIP; |
| 402 |
# } |
| 403 |
# |
| 404 |
# return(edit_type); |
| 405 |
# |
| 406 |
# |
| 407 |
} |
| 408 |
|
| 409 |
sub init($) { |
| 410 |
my ($cachedir) = @_; |
| 411 |
|
| 412 |
return if %ARCH; |
| 413 |
|
| 414 |
mkdir $cachedir, 0777; |
| 415 |
*ARCH = read_arch "$LIB/archetypes", "$cachedir/archetypes.pst"; |
| 416 |
} |
| 417 |
|
| 418 |
$VARDIR ||= $ENV{HOME} ? "$ENV{HOME}/.crossfire" : File::Spec->tmpdir . "/crossfire"; |
| 419 |
|
| 420 |
init $VARDIR; |
| 421 |
|
| 422 |
=head1 AUTHOR |
| 423 |
|
| 424 |
Marc Lehmann <schmorp@schmorp.de> |
| 425 |
http://home.schmorp.de/ |
| 426 |
|
| 427 |
Robin Redeker <elmex@ta-sa.org> |
| 428 |
http://www.ta-sa.org/ |
| 429 |
|
| 430 |
=cut |
| 431 |
|
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1 |
