+# This module is part of debbugs, and is released
+# under the terms of the GPL version 2, or any later
+# version at your option.
+# See the file README and COPYING for more information.
+#
+# [Other people have contributed to this file; their copyrights should
+# go here too.]
+# Copyright 2007 by Don Armstrong <don@donarmstrong.com>.
package Debbugs::Common;
@EXPORT = ();
%EXPORT_TAGS = (util => [qw(getbugcomponent getbuglocation getlocationpath get_hashname),
qw(appendfile buglog getparsedaddrs getmaintainers),
- qw(getmaintainers_reverse)
+ qw(getmaintainers_reverse),
+ qw(getpseudodesc),
],
misc => [qw(make_list)],
+ date => [qw(secs_to_english)],
quit => [qw(quit)],
- lock => [qw(filelock unfilelock @cleanups)],
+ lock => [qw(filelock unfilelock @cleanups lockpid)],
);
@EXPORT_OK = ();
- Exporter::export_ok_tags(qw(lock quit util misc));
+ Exporter::export_ok_tags(qw(lock quit date util misc));
$EXPORT_TAGS{all} = [@EXPORT_OK];
}
=head2 getparsedaddrs
my $address = getparsedaddrs($address);
- my @address = getpasredaddrs($address);
+ my @address = getparsedaddrs($address);
Returns the output from Mail::Address->parse, or the cached output if
this address has been parsed before. In SCALAR context returns the
=cut
-my %_parsedaddrs;
+our %_parsedaddrs;
sub getparsedaddrs {
my $addr = shift;
return () unless defined $addr;
return wantarray?@{$_parsedaddrs{$addr}}:$_parsedaddrs{$addr}[0]
if exists $_parsedaddrs{$addr};
- @{$_parsedaddrs{$addr}} = Mail::Address->parse($addr);
+ {
+ # don't display the warnings from Mail::Address->parse
+ local $SIG{__WARN__} = sub { };
+ @{$_parsedaddrs{$addr}} = Mail::Address->parse($addr);
+ }
return wantarray?@{$_parsedaddrs{$addr}}:$_parsedaddrs{$addr}[0];
}
-my $_maintainer;
-my $_maintainer_rev;
+our $_maintainer;
+our $_maintainer_rev;
sub getmaintainers {
return $_maintainer if $_maintainer;
my %maintainer;
my %maintainer_rev;
- for my $file (@config{qw(maintainer_file maintainer_file_override)}) {
+ for my $file (@config{qw(maintainer_file maintainer_file_override pseduo_maint_file)}) {
next unless defined $file;
my $maintfile = new IO::File $file,'r' or
&quitcgi("Unable to open $file: $!");
return $_maintainer_rev;
}
+=head2 getpseudodesc
+
+ my $pseudopkgdesc = getpseudodesc(...);
+
+Returns the entry for a pseudo package from the
+$config{pseudo_desc_file}. In cases where pseudo_desc_file is not
+defined, returns an empty arrayref.
+
+This function can be used to see if a particular package is a
+pseudopackage or not.
+
+=cut
+
+our $_pseudodesc;
+sub getpseudodesc {
+ return $_pseudodesc if $_pseudodesc;
+ my %pseudodesc;
+
+ if (not defined $config{pseudo_desc_file}) {
+ $_pseudodesc = {};
+ return $_pseudodesc;
+ }
+ my $pseudo = IO::File->new($config{pseudo_desc_file},'r')
+ or die "Unable to open $config{pseudo_desc_file}: $!";
+ while(<$pseudo>) {
+ next unless m/^(\S+)\s+(\S.*\S)\s*$/;
+ $pseudodesc{lc $1} = $2;
+ }
+ close($pseudo);
+ $_pseudodesc = \%pseudodesc;
+ return $_pseudodesc;
+}
+
+
+=head1 DATE
+
+ my $english = secs_to_english($seconds);
+ my ($days,$english) = secs_to_english($seconds);
+
+XXX This should probably be changed to use Date::Calc
+
+=cut
+
+sub secs_to_english{
+ my ($seconds) = @_;
+
+ my $days = int($seconds / 86400);
+ my $years = int($days / 365);
+ $days %= 365;
+ my $result;
+ my @age;
+ push @age, "1 year" if ($years == 1);
+ push @age, "$years years" if ($years > 1);
+ push @age, "1 day" if ($days == 1);
+ push @age, "$days days" if ($days > 1);
+ $result .= join(" and ", @age);
+
+ return wantarray?(int($seconds/86400),$result):$result;
+}
+
=head1 LOCK
=cut
-my @filelocks;
+our @filelocks;
our @cleanups;
sub filelock {
or warn "Unable to unlink lockfile $fl{file}: $!";
}
+=head2 lockpid
+
+ lockpid('/path/to/pidfile');
+
+Creates a pidfile '/path/to/pidfile' if one doesn't exist or if the
+pid in the file does not respond to kill 0.
+
+Returns 1 on success, false on failure; dies on unusual errors.
+
+=cut
+
+sub lockpid {
+ my ($pidfile) = @_;
+ if (-e $pidfile) {
+ my $pidfh = IO::File->new($pidfile, 'r') or
+ die "Unable to open pidfile $pidfile: $!";
+ local $/;
+ my $pid = <$pidfh>;
+ ($pid) = $pid =~ /(\d+)/;
+ if (defined $pid and kill(0,$pid)) {
+ return 0;
+ }
+ close $pidfh;
+ unlink $pidfile or
+ die "Unable to unlink stale pidfile $pidfile $!";
+ }
+ my $pidfh = IO::File->new($pidfile,'w') or
+ die "Unable to open $pidfile for writing: $!";
+ print {$pidfh} $$ or die "Unable to write to $pidfile $!";
+ close $pidfh or die "Unable to close $pidfile $!";
+ return 1;
+}
=head1 QUIT