[p5sagit/p5-mst-13.2.git] / lib / Memoize / AnyDBM_File.pm

package Memoize::AnyDBM_File;

=head1 NAME

Memoize::AnyDBM_File - glue to provide EXISTS for AnyDBM_File for Storable use

=head1 DESCRIPTION

See L<Memoize>.

=cut

use vars qw(@ISA $VERSION);
$VERSION = 0.65;
@ISA = qw(DB_File GDBM_File Memoize::NDBM_File Memoize::SDBM_File ODBM_File) unless @ISA;

my $verbose = 1;

my $mod;
for $mod (@ISA) {
#  (my $truemod = $mod) =~ s/^Memoize:://;
  if (eval "require $mod") {
    print STDERR "AnyDBM_File => Selected $mod.\n" if $Verbose;
    @ISA = ($mod);	# if we leave @ISA alone, warnings abound
    return 1;
  }
}

die "No DBM package was successfully found or installed";
Commit	Line	Data
a0cb3900	1	package Memoize::AnyDBM_File;
a0cb3900	2
9038e305	3	=head1 NAME
	4
	5	Memoize::AnyDBM_File - glue to provide EXISTS for AnyDBM_File for Storable use
	6
	7	=head1 DESCRIPTION
	8
	9	See L<Memoize>.
	10
	11	=cut
	12
899dc88a	13	use vars qw(@ISA $VERSION);
899dc88a	14	$VERSION = 0.65;
a0cb3900	15	@ISA = qw(DB_File GDBM_File Memoize::NDBM_File Memoize::SDBM_File ODBM_File) unless @ISA;
	16
	17	my $verbose = 1;
	18
	19	my $mod;
	20	for $mod (@ISA) {
	21	# (my $truemod = $mod) =~ s/^Memoize:://;
	22	if (eval "require $mod") {
	23	print STDERR "AnyDBM_File => Selected $mod.\n" if $Verbose;
	24	@ISA = ($mod); # if we leave @ISA alone, warnings abound
	25	return 1;
	26	}
	27	}
	28
	29	die "No DBM package was successfully found or installed";