文件操作 - Debug.pm
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文件: /usr/share/perl5/Debconf/DbDriver/Debug.pm
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#!/usr/bin/perl -w # This file was preprocessed, do not edit! package Debconf::DbDriver::Debug; use strict; use Debconf::Log qw{:all}; use base 'Debconf::DbDriver'; use fields qw(db); sub init { my $this=shift; if (! ref $this->{db}) { $this->{db}=$this->driver($this->{db}); unless (defined $this->{db}) { $this->error("could not find db"); } } } sub DESTROY {} sub AUTOLOAD { my $this=shift; (my $command = our $AUTOLOAD) =~ s/.*://; debug "db $this->{name}" => "running $command(".join(",", map { "'$_'" } @_).") .."; if (wantarray) { my @ret=$this->{db}->$command(@_); debug "db $this->{name}" => "$command returned (".join(", ", @ret).")"; return @ret if @ret; } else { my $ret=$this->{db}->$command(@_); if (defined $ret) { debug "db $this->{name}" => "$command returned \'$ret\'"; return $ret; } else { debug "db $this->{name}" => "$command returned undef"; } } return; # failure } 1
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