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#!/usr/bin/perl
=head1 NAME
Debconf::Log - debconf log module
=cut
package Debconf::Log;
use strict;
use base qw(Exporter);
our @EXPORT_OK=qw(debug warn);
our %EXPORT_TAGS = (all => [@EXPORT_OK]); # Import :all to get everything.
require Debconf::Config; # not use; there are recursive use loops
=head1 DESCRIPTION
This is a log module for debconf.
This module uses Exporter.
=head1 METHODS
=over 4
=item debug
Outputs an infomational message. The first parameter specifies the type of
information that is being logged. If the user has specified a debug or log
setting that matches the parameter, the message is output and/or logged.
Currently used types of information: user, developer, debug, db
=cut
my $log_open=0;
sub debug {
my $type=shift;
my $debug=Debconf::Config->debug;
if ($debug && $type =~ /$debug/) {
print STDERR "debconf ($type): ".join(" ", @_)."\n";
}
my $log=Debconf::Config->log;
if ($log && $type =~ /$log/) {
require Sys::Syslog;
unless ($log_open) {
Sys::Syslog::setlogsock('unix');
Sys::Syslog::openlog('debconf', '', 'user');
$log_open=1;
}
eval { # ignore all exceptions this throws
Sys::Syslog::syslog('debug', "($type): ".
join(" ", @_));
};
}
}
=item warn
Outputs a warning message. This overrides the builtin perl warn() command.
=cut
sub warn {
print STDERR "debconf: ".join(" ", @_)."\n"
unless Debconf::Config->nowarnings eq 'yes';
}
=back
=head1 AUTHOR
Joey Hess <joeyh@debian.org>
=cut
1
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