more version stuff

[sdlgit/SDL_perl.git] / lib / SDL.pm

diff --git a/lib/SDL.pm b/lib/SDL.pm
index 6d2a4b4..bc03a0e 100644 (file)
--- a/lib/SDL.pm
+++ b/lib/SDL.pm
@@ -47,8 +47,14 @@ BEGIN {
        @EXPORT = qw( in verify &NULL );
 };
 
+# Give our caller SDL::Constant's stuff as well as ours.
+sub import {
+  my $self = shift;
 
-$VERSION = '2.2.1';
+  $self->export_to_level(1, @_);
+  SDL::Constants->export_to_level(1);
+}
+$VERSION = '2.2.2.3';
 
 print "$VERSION" if (defined($ARGV[0]) && ($ARGV[0] eq '--SDLperl'));
 
@@ -60,7 +66,11 @@ sub NULL {
 
 sub in {
        my ($k,@t) = @_;
-       (scalar grep { defined $_ && $_ eq $k } @t) <=> 0;
+       return 0 unless defined $k;
+       my $r = ((scalar grep { defined $_ && $_ eq $k } @t) <=> 0);
+       return 0 if $r eq '';
+       return $r;
+
 } 
 
 sub verify (\%@) {