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package Memoize::AnyDBM_File; |
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=head1 NAME |
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Memoize::AnyDBM_File - glue to provide EXISTS for AnyDBM_File for Storable use |
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=head1 DESCRIPTION |
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See L<Memoize>. |
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=cut |
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use vars qw(@ISA $VERSION); |
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$VERSION = 0.65; |
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@ISA = qw(DB_File GDBM_File Memoize::NDBM_File Memoize::SDBM_File ODBM_File) unless @ISA; |
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my $verbose = 1; |
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my $mod; |
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for $mod (@ISA) { |
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# (my $truemod = $mod) =~ s/^Memoize:://; |
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# my $file = "$mod.pm"; |
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# $file =~ s{::}{/}g; |
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if (eval "require $mod") { |
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print STDERR "AnyDBM_File => Selected $mod.\n" if $Verbose; |
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@ISA = ($mod); # if we leave @ISA alone, warnings abound |
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return 1; |
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} |
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} |
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die "No DBM package was successfully found or installed"; |
