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a0cb3900 |
1 | package Memoize::AnyDBM_File; |
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 | |
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13 | use vars qw(@ISA $VERSION); |
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:://; |
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22 | # my $file = "$mod.pm"; |
23 | # $file =~ s{::}{/}g; |
a0cb3900 |
24 | if (eval "require $mod") { |
25 | print STDERR "AnyDBM_File => Selected $mod.\n" if $Verbose; |
26 | @ISA = ($mod); # if we leave @ISA alone, warnings abound |
27 | return 1; |
28 | } |
29 | } |
30 | |
31 | die "No DBM package was successfully found or installed"; |