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package # hide from CPAN indexer
PreLoad;
use vars qw($VERSION);
$VERSION = '4.005'; # $Id: //depot/Tkutf8/compile/PreLoad.pm#4 $
require AutoLoader;
my @todo = ();
*AutoLoader::import = \&queue_load;
INIT
{
while (@todo)
{
my ($pack,$path) = splice(@todo,0,2);
do_load($pack,$path);
}
}
END
{
while (@todo)
{
my ($pack,$path) = splice(@todo,0,2);
do_load($pack,$path);
}
}
sub do_load
{
my ($callpkg,$path) = @_;
local $_;
# Try absolute path name.
local *IX;
if (open(IX,$path))
{
while (<IX>)
{
if (/^sub\s+(\S+)\s*;/)
{
my $sub = $1;
warn "Preload $callpkg\::$sub\n";
unless (defined &{$callpkg.'::'.$sub})
{
(my $al = $path) =~ s#autosplit.ix$#$sub.al#;
require $al;
}
}
}
}
}
sub queue_load
{
my $callpkg = caller;
(my $calldir = $callpkg) =~ s#::#/#g;
my $path = $INC{$calldir . '.pm'};
if (defined($path))
{
$path =~ s#^(.*)$calldir\.pm$#$1auto/$calldir/autosplit.ix#;
push(@todo, $callpkg,$path);
}
}
1;
__END__
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