diff options
Diffstat (limited to 'contrib/perl5/ext/DB_File/DB_File.pm')
-rw-r--r-- | contrib/perl5/ext/DB_File/DB_File.pm | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/contrib/perl5/ext/DB_File/DB_File.pm b/contrib/perl5/ext/DB_File/DB_File.pm index 00b24b9..c830216 100644 --- a/contrib/perl5/ext/DB_File/DB_File.pm +++ b/contrib/perl5/ext/DB_File/DB_File.pm @@ -1,8 +1,8 @@ # DB_File.pm -- Perl 5 interface to Berkeley DB # # written by Paul Marquess (Paul.Marquess@btinternet.com) -# last modified 16th January 2000 -# version 1.72 +# last modified 17th December 2000 +# version 1.75 # # Copyright (c) 1995-2000 Paul Marquess. All rights reserved. # This program is free software; you can redistribute it and/or @@ -13,6 +13,7 @@ package DB_File::HASHINFO ; require 5.003 ; +use warnings; use strict; use Carp; require Tie::Hash; @@ -104,6 +105,7 @@ sub CLEAR { my $self = shift ; $self->NotHere("CLEAR") } package DB_File::RECNOINFO ; +use warnings; use strict ; @DB_File::RECNOINFO::ISA = qw(DB_File::HASHINFO) ; @@ -121,6 +123,7 @@ sub TIEHASH package DB_File::BTREEINFO ; +use warnings; use strict ; @DB_File::BTREEINFO::ISA = qw(DB_File::HASHINFO) ; @@ -140,6 +143,7 @@ sub TIEHASH package DB_File ; +use warnings; use strict; use vars qw($VERSION @ISA @EXPORT $AUTOLOAD $DB_BTREE $DB_HASH $DB_RECNO $db_version $use_XSLoader @@ -147,7 +151,7 @@ use vars qw($VERSION @ISA @EXPORT $AUTOLOAD $DB_BTREE $DB_HASH $DB_RECNO use Carp; -$VERSION = "1.72" ; +$VERSION = "1.75" ; #typedef enum { DB_BTREE, DB_HASH, DB_RECNO } DBTYPE; $DB_BTREE = new DB_File::BTREEINFO ; @@ -271,7 +275,7 @@ sub TIEARRAY sub CLEAR { my $self = shift; - my $key = "" ; + my $key = 0 ; my $value = "" ; my $status = $self->seq($key, $value, R_FIRST()); my @keys; @@ -665,6 +669,7 @@ This example shows how to create a database, add key/value pairs to the database, delete keys/value pairs and finally how to enumerate the contents of the database. + use warnings ; use strict ; use DB_File ; use vars qw( %h $k $v ) ; @@ -715,6 +720,7 @@ This script shows how to override the default sorting algorithm that BTREE uses. Instead of using the normal lexical ordering, a case insensitive compare function will be used. + use warnings ; use strict ; use DB_File ; @@ -783,6 +789,7 @@ There are some difficulties in using the tied hash interface if you want to manipulate a BTREE database with duplicate keys. Consider this code: + use warnings ; use strict ; use DB_File ; @@ -837,6 +844,7 @@ and the API in general. Here is the script above rewritten using the C<seq> API method. + use warnings ; use strict ; use DB_File ; @@ -908,6 +916,7 @@ particular value occurred in the BTREE. So assuming the database created above, we can use C<get_dup> like this: + use warnings ; use strict ; use DB_File ; @@ -957,6 +966,7 @@ returns 0. Otherwise the method returns a non-zero value. Assuming the database from the previous example: + use warnings ; use strict ; use DB_File ; @@ -995,6 +1005,7 @@ Otherwise the method returns a non-zero value. Again assuming the existence of the C<tree> database + use warnings ; use strict ; use DB_File ; @@ -1039,6 +1050,7 @@ the use of the R_CURSOR flag with seq: In the example script below, the C<match> sub uses this feature to find and print the first matching key/value pair given a partial key. + use warnings ; use strict ; use DB_File ; use Fcntl ; @@ -1143,6 +1155,7 @@ Here is a simple example that uses RECNO (if you are using a version of Perl earlier than 5.004_57 this example won't work -- see L<Extra RECNO Methods> for a workaround). + use warnings ; use strict ; use DB_File ; @@ -1232,6 +1245,7 @@ Here is a more complete example that makes use of some of the methods described above. It also makes use of the API interface directly (see L<THE API INTERFACE>). + use warnings ; use strict ; use vars qw(@h $H $file $i) ; use DB_File ; @@ -1583,6 +1597,7 @@ the database and have them removed when you read from the database. As I'm sure you have already guessed, this is a problem that DBM Filters can fix very easily. + use warnings ; use strict ; use DB_File ; @@ -1625,6 +1640,7 @@ when reading. Here is a DBM Filter that does it: + use warnings ; use strict ; use DB_File ; my %hash ; @@ -1791,6 +1807,7 @@ Here is a snippet of code that is loosely based on Tom Christiansen's I<ggh> script (available from your nearest CPAN archive in F<authors/id/TOMC/scripts/nshist.gz>). + use warnings ; use strict ; use DB_File ; use Fcntl ; @@ -1947,6 +1964,7 @@ You will encounter this particular error message when you have the C<strict 'subs'> pragma (or the full strict pragma) in your script. Consider this script: + use warnings ; use strict ; use DB_File ; use vars qw(%x) ; |