[ViewVC] Diff of: cvs/AnyEvent/lib/AnyEvent/Handle.pm

Comparing AnyEvent/lib/AnyEvent/Handle.pm (file contents):
Revision 1.38 by root, Mon May 26 21:28:33 2008 UTC vs.
Revision 1.51 by root, Sat May 31 13:38:01 2008 UTC

…		…
2		2
3	no warnings;	3	no warnings;
4	use strict;	4	use strict;
5		5
6	use AnyEvent ();	6	use AnyEvent ();
7	use AnyEvent::Util qw(WSAWOULDBLOCK);	7	use AnyEvent::Util qw(WSAEWOULDBLOCK);
8	use Scalar::Util ();	8	use Scalar::Util ();
9	use Carp ();	9	use Carp ();
10	use Fcntl ();	10	use Fcntl ();
11	use Errno qw/EAGAIN EINTR/;	11	use Errno qw(EAGAIN EINTR);
12		12
13	=head1 NAME	13	=head1 NAME
14		14
15	AnyEvent::Handle - non-blocking I/O on file handles via AnyEvent	15	AnyEvent::Handle - non-blocking I/O on file handles via AnyEvent
16		16
17	=cut	17	=cut
18		18
19	our $VERSION = '0.04';	19	our $VERSION = 4.1;
20		20
21	=head1 SYNOPSIS	21	=head1 SYNOPSIS
22		22
23	use AnyEvent;	23	use AnyEvent;
24	use AnyEvent::Handle;	24	use AnyEvent::Handle;
…		…
73	The filehandle this L<AnyEvent::Handle> object will operate on.	73	The filehandle this L<AnyEvent::Handle> object will operate on.
74		74
75	NOTE: The filehandle will be set to non-blocking (using	75	NOTE: The filehandle will be set to non-blocking (using
76	AnyEvent::Util::fh_nonblocking).	76	AnyEvent::Util::fh_nonblocking).
77		77
78	=item on_eof => $cb->($self)	78	=item on_eof => $cb->($handle)
79		79
80	Set the callback to be called on EOF.	80	Set the callback to be called on EOF.
81		81
82	While not mandatory, it is highly recommended to set an eof callback,	82	While not mandatory, it is highly recommended to set an eof callback,
83	otherwise you might end up with a closed socket while you are still	83	otherwise you might end up with a closed socket while you are still
84	waiting for data.	84	waiting for data.
85		85
86	=item on_error => $cb->($self)	86	=item on_error => $cb->($handle)
87		87
88	This is the fatal error callback, that is called when, well, a fatal error	88	This is the fatal error callback, that is called when, well, a fatal error
89	occurs, such as not being able to resolve the hostname, failure to connect	89	occurs, such as not being able to resolve the hostname, failure to connect
90	or a read error.	90	or a read error.
91		91
92	The object will not be in a usable state when this callback has been	92	The object will not be in a usable state when this callback has been
93	called.	93	called.
94		94
95	On callback entrance, the value of C<$!> contains the operating system	95	On callback entrance, the value of C<$!> contains the operating system
96	error (or C<ENOSPC>, C<EPIPE> or C<EBADMSG>).	96	error (or C<ENOSPC>, C<EPIPE>, C<ETIMEDOUT> or C<EBADMSG>).
97		97
98	The callback should throw an exception. If it returns, then	98	The callback should throw an exception. If it returns, then
99	AnyEvent::Handle will C<croak> for you.	99	AnyEvent::Handle will C<croak> for you.
100		100
101	While not mandatory, it is I<highly> recommended to set this callback, as	101	While not mandatory, it is I<highly> recommended to set this callback, as
102	you will not be notified of errors otherwise. The default simply calls	102	you will not be notified of errors otherwise. The default simply calls
103	die.	103	die.
104		104
105	=item on_read => $cb->($self)	105	=item on_read => $cb->($handle)
106		106
107	This sets the default read callback, which is called when data arrives	107	This sets the default read callback, which is called when data arrives
108	and no read request is in the queue.	108	and no read request is in the queue.
109		109
110	To access (and remove data from) the read buffer, use the C<< ->rbuf >>	110	To access (and remove data from) the read buffer, use the C<< ->rbuf >>
111	method or access the C<$self->{rbuf}> member directly.	111	method or access the C<$handle->{rbuf}> member directly.
112		112
113	When an EOF condition is detected then AnyEvent::Handle will first try to	113	When an EOF condition is detected then AnyEvent::Handle will first try to
114	feed all the remaining data to the queued callbacks and C<on_read> before	114	feed all the remaining data to the queued callbacks and C<on_read> before
115	calling the C<on_eof> callback. If no progress can be made, then a fatal	115	calling the C<on_eof> callback. If no progress can be made, then a fatal
116	error will be raised (with C<$!> set to C<EPIPE>).	116	error will be raised (with C<$!> set to C<EPIPE>).
117		117
118	=item on_drain => $cb->()	118	=item on_drain => $cb->($handle)
119		119
120	This sets the callback that is called when the write buffer becomes empty	120	This sets the callback that is called when the write buffer becomes empty
121	(or when the callback is set and the buffer is empty already).	121	(or when the callback is set and the buffer is empty already).
122		122
123	To append to the write buffer, use the C<< ->push_write >> method.	123	To append to the write buffer, use the C<< ->push_write >> method.
		124
		125	=item timeout => $fractional_seconds
		126
		127	If non-zero, then this enables an "inactivity" timeout: whenever this many
		128	seconds pass without a successful read or write on the underlying file
		129	handle, the C<on_timeout> callback will be invoked (and if that one is
		130	missing, an C<ETIMEDOUT> error will be raised).
		131
		132	Note that timeout processing is also active when you currently do not have
		133	any outstanding read or write requests: If you plan to keep the connection
		134	idle then you should disable the timout temporarily or ignore the timeout
		135	in the C<on_timeout> callback.
		136
		137	Zero (the default) disables this timeout.
		138
		139	=item on_timeout => $cb->($handle)
		140
		141	Called whenever the inactivity timeout passes. If you return from this
		142	callback, then the timeout will be reset as if some activity had happened,
		143	so this condition is not fatal in any way.
124		144
125	=item rbuf_max => <bytes>	145	=item rbuf_max => <bytes>
126		146
127	If defined, then a fatal error will be raised (with C<$!> set to C<ENOSPC>)	147	If defined, then a fatal error will be raised (with C<$!> set to C<ENOSPC>)
128	when the read buffer ever (strictly) exceeds this size. This is useful to	148	when the read buffer ever (strictly) exceeds this size. This is useful to
…		…
135	isn't finished).	155	isn't finished).
136		156
137	=item read_size => <bytes>	157	=item read_size => <bytes>
138		158
139	The default read block size (the amount of bytes this module will try to read	159	The default read block size (the amount of bytes this module will try to read
140	on each [loop iteration). Default: C<4096>.	160	during each (loop iteration). Default: C<8192>.
141		161
142	=item low_water_mark => <bytes>	162	=item low_water_mark => <bytes>
143		163
144	Sets the amount of bytes (default: C<0>) that make up an "empty" write	164	Sets the amount of bytes (default: C<0>) that make up an "empty" write
145	buffer: If the write reaches this size or gets even samller it is	165	buffer: If the write reaches this size or gets even samller it is
…		…
168		188
169	Use the given Net::SSLeay::CTX object to create the new TLS connection	189	Use the given Net::SSLeay::CTX object to create the new TLS connection
170	(unless a connection object was specified directly). If this parameter is	190	(unless a connection object was specified directly). If this parameter is
171	missing, then AnyEvent::Handle will use C<AnyEvent::Handle::TLS_CTX>.	191	missing, then AnyEvent::Handle will use C<AnyEvent::Handle::TLS_CTX>.
172		192
		193	=item json => JSON or JSON::XS object
		194
		195	This is the json coder object used by the C<json> read and write types.
		196
		197	If you don't supply it, then AnyEvent::Handle will create and use a
		198	suitable one, which will write and expect UTF-8 encoded JSON texts.
		199
		200	Note that you are responsible to depend on the JSON module if you want to
		201	use this functionality, as AnyEvent does not have a dependency itself.
		202
173	=item filter_r => $cb	203	=item filter_r => $cb
174		204
175	=item filter_w => $cb	205	=item filter_w => $cb
176		206
177	These exist, but are undocumented at this time.	207	These exist, but are undocumented at this time.
…		…
192	if ($self->{tls}) {	222	if ($self->{tls}) {
193	require Net::SSLeay;	223	require Net::SSLeay;
194	$self->starttls (delete $self->{tls}, delete $self->{tls_ctx});	224	$self->starttls (delete $self->{tls}, delete $self->{tls_ctx});
195	}	225	}
196		226
197	$self->on_eof (delete $self->{on_eof} ) if $self->{on_eof};	227	# $self->on_eof (delete $self->{on_eof} ) if $self->{on_eof}; # nop
198	$self->on_error (delete $self->{on_error}) if $self->{on_error};	228	# $self->on_error (delete $self->{on_error}) if $self->{on_error}; # nop
		229	# $self->on_read (delete $self->{on_read} ) if $self->{on_read}; # nop
199	$self->on_drain (delete $self->{on_drain}) if $self->{on_drain};	230	$self->on_drain (delete $self->{on_drain}) if $self->{on_drain};
200	$self->on_read (delete $self->{on_read} ) if $self->{on_read};	231
		232	$self->{_activity} = AnyEvent->now;
		233	$self->_timeout;
201		234
202	$self->start_read;	235	$self->start_read;
203		236
204	$self	237	$self
205	}	238	}
206		239
207	sub _shutdown {	240	sub _shutdown {
208	my ($self) = @_;	241	my ($self) = @_;
209		242
		243	delete $self->{_tw};
210	delete $self->{_rw};	244	delete $self->{_rw};
211	delete $self->{_ww};	245	delete $self->{_ww};
212	delete $self->{fh};	246	delete $self->{fh};
213	}	247	}
214		248
…		…
252		286
253	sub on_eof {	287	sub on_eof {
254	$_[0]{on_eof} = $_[1];	288	$_[0]{on_eof} = $_[1];
255	}	289	}
256		290
		291	=item $handle->on_timeout ($cb)
		292
		293	Replace the current C<on_timeout> callback, or disables the callback
		294	(but not the timeout) if C<$cb> = C<undef>. See C<timeout> constructor
		295	argument.
		296
		297	=cut
		298
		299	sub on_timeout {
		300	$_[0]{on_timeout} = $_[1];
		301	}
		302
		303	#############################################################################
		304
		305	=item $handle->timeout ($seconds)
		306
		307	Configures (or disables) the inactivity timeout.
		308
		309	=cut
		310
		311	sub timeout {
		312	my ($self, $timeout) = @_;
		313
		314	$self->{timeout} = $timeout;
		315	$self->_timeout;
		316	}
		317
		318	# reset the timeout watcher, as neccessary
		319	# also check for time-outs
		320	sub _timeout {
		321	my ($self) = @_;
		322
		323	if ($self->{timeout}) {
		324	my $NOW = AnyEvent->now;
		325
		326	# when would the timeout trigger?
		327	my $after = $self->{_activity} + $self->{timeout} - $NOW;
		328
		329	# now or in the past already?
		330	if ($after <= 0) {
		331	$self->{_activity} = $NOW;
		332
		333	if ($self->{on_timeout}) {
		334	$self->{on_timeout}($self);
		335	} else {
		336	$! = Errno::ETIMEDOUT;
		337	$self->error;
		338	}
		339
		340	# callbakx could have changed timeout value, optimise
		341	return unless $self->{timeout};
		342
		343	# calculate new after
		344	$after = $self->{timeout};
		345	}
		346
		347	Scalar::Util::weaken $self;
		348
		349	$self->{_tw} \|\|= AnyEvent->timer (after => $after, cb => sub {
		350	delete $self->{_tw};
		351	$self->_timeout;
		352	});
		353	} else {
		354	delete $self->{_tw};
		355	}
		356	}
		357
257	#############################################################################	358	#############################################################################
258		359
259	=back	360	=back
260		361
261	=head2 WRITE QUEUE	362	=head2 WRITE QUEUE
…		…
306	my $len = syswrite $self->{fh}, $self->{wbuf};	407	my $len = syswrite $self->{fh}, $self->{wbuf};
307		408
308	if ($len >= 0) {	409	if ($len >= 0) {
309	substr $self->{wbuf}, 0, $len, "";	410	substr $self->{wbuf}, 0, $len, "";
310		411
		412	$self->{_activity} = AnyEvent->now;
		413
311	$self->{on_drain}($self)	414	$self->{on_drain}($self)
312	if $self->{low_water_mark} >= length $self->{wbuf}	415	if $self->{low_water_mark} >= length $self->{wbuf}
313	&& $self->{on_drain};	416	&& $self->{on_drain};
314		417
315	delete $self->{_ww} unless length $self->{wbuf};	418	delete $self->{_ww} unless length $self->{wbuf};
316	} elsif ($! != EAGAIN && $! != EINTR && $! != WSAWOULDBLOCK) {	419	} elsif ($! != EAGAIN && $! != EINTR && $! != WSAEWOULDBLOCK) {
317	$self->error;	420	$self->error;
318	}	421	}
319	};	422	};
320		423
321	# try to write data immediately	424	# try to write data immediately
…		…
342	@_ = ($WH{$type} or Carp::croak "unsupported type passed to AnyEvent::Handle::push_write")	445	@_ = ($WH{$type} or Carp::croak "unsupported type passed to AnyEvent::Handle::push_write")
343	->($self, @_);	446	->($self, @_);
344	}	447	}
345		448
346	if ($self->{filter_w}) {	449	if ($self->{filter_w}) {
347	$self->{filter_w}->($self, \$_[0]);	450	$self->{filter_w}($self, \$_[0]);
348	} else {	451	} else {
349	$self->{wbuf} .= $_[0];	452	$self->{wbuf} .= $_[0];
350	$self->_drain_wbuf;	453	$self->_drain_wbuf;
351	}	454	}
352	}	455	}
…		…
376	my ($self, $string) = @_;	479	my ($self, $string) = @_;
377		480
378	sprintf "%d:%s,", (length $string), $string	481	sprintf "%d:%s,", (length $string), $string
379	};	482	};
380		483
		484	=item json => $array_or_hashref
		485
		486	Encodes the given hash or array reference into a JSON object. Unless you
		487	provide your own JSON object, this means it will be encoded to JSON text
		488	in UTF-8.
		489
		490	JSON objects (and arrays) are self-delimiting, so you can write JSON at
		491	one end of a handle and read them at the other end without using any
		492	additional framing.
		493
		494	The generated JSON text is guaranteed not to contain any newlines: While
		495	this module doesn't need delimiters after or between JSON texts to be
		496	able to read them, many other languages depend on that.
		497
		498	A simple RPC protocol that interoperates easily with others is to send
		499	JSON arrays (or objects, although arrays are usually the better choice as
		500	they mimic how function argument passing works) and a newline after each
		501	JSON text:
		502
		503	$handle->push_write (json => ["method", "arg1", "arg2"]); # whatever
		504	$handle->push_write ("\012");
		505
		506	An AnyEvent::Handle receiver would simply use the C<json> read type and
		507	rely on the fact that the newline will be skipped as leading whitespace:
		508
		509	$handle->push_read (json => sub { my $array = $_[1]; ... });
		510
		511	Other languages could read single lines terminated by a newline and pass
		512	this line into their JSON decoder of choice.
		513
		514	=cut
		515
		516	register_write_type json => sub {
		517	my ($self, $ref) = @_;
		518
		519	require JSON;
		520
		521	$self->{json} ? $self->{json}->encode ($ref)
		522	: JSON::encode_json ($ref)
		523	};
		524
381	=item AnyEvent::Handle::register_write_type type => $coderef->($self, @args)	525	=item AnyEvent::Handle::register_write_type type => $coderef->($handle, @args)
382		526
383	This function (not method) lets you add your own types to C<push_write>.	527	This function (not method) lets you add your own types to C<push_write>.
384	Whenever the given C<type> is used, C<push_write> will invoke the code	528	Whenever the given C<type> is used, C<push_write> will invoke the code
385	reference with the handle object and the remaining arguments.	529	reference with the handle object and the remaining arguments.
386		530
…		…
517	delete $self->{_rw};	661	delete $self->{_rw};
518	return;	662	return;
519	}	663	}
520	}	664	}
521		665
522	if ($self->{_eof}) {
523	$self->_shutdown;
524	$self->{on_eof}($self)	666	$self->{on_eof}($self)
525	if $self->{on_eof};	667	if $self->{_eof} && $self->{on_eof};
526	}
527	}	668	}
528		669
529	=item $handle->on_read ($cb)	670	=item $handle->on_read ($cb)
530		671
531	This replaces the currently set C<on_read> callback, or clears it (when	672	This replaces the currently set C<on_read> callback, or clears it (when
…		…
626	Predefined types are (if you have ideas for additional types, feel free to	767	Predefined types are (if you have ideas for additional types, feel free to
627	drop by and tell us):	768	drop by and tell us):
628		769
629	=over 4	770	=over 4
630		771
631	=item chunk => $octets, $cb->($self, $data)	772	=item chunk => $octets, $cb->($handle, $data)
632		773
633	Invoke the callback only once C<$octets> bytes have been read. Pass the	774	Invoke the callback only once C<$octets> bytes have been read. Pass the
634	data read to the callback. The callback will never be called with less	775	data read to the callback. The callback will never be called with less
635	data.	776	data.
636		777
…		…
659		800
660	sub unshift_read_chunk {	801	sub unshift_read_chunk {
661	$_[0]->unshift_read (chunk => $_[1], $_[2]);	802	$_[0]->unshift_read (chunk => $_[1], $_[2]);
662	}	803	}
663		804
664	=item line => [$eol, ]$cb->($self, $line, $eol)	805	=item line => [$eol, ]$cb->($handle, $line, $eol)
665		806
666	The callback will be called only once a full line (including the end of	807	The callback will be called only once a full line (including the end of
667	line marker, C<$eol>) has been read. This line (excluding the end of line	808	line marker, C<$eol>) has been read. This line (excluding the end of line
668	marker) will be passed to the callback as second argument (C<$line>), and	809	marker) will be passed to the callback as second argument (C<$line>), and
669	the end of line marker as the third argument (C<$eol>).	810	the end of line marker as the third argument (C<$eol>).
…		…
706	sub unshift_read_line {	847	sub unshift_read_line {
707	my $self = shift;	848	my $self = shift;
708	$self->unshift_read (line => @_);	849	$self->unshift_read (line => @_);
709	}	850	}
710		851
711	=item netstring => $cb->($string)	852	=item netstring => $cb->($handle, $string)
712		853
713	A netstring (http://cr.yp.to/proto/netstrings.txt, this is not an endorsement).	854	A netstring (http://cr.yp.to/proto/netstrings.txt, this is not an endorsement).
714		855
715	Throws an error with C<$!> set to EBADMSG on format violations.	856	Throws an error with C<$!> set to EBADMSG on format violations.
716		857
…		…
744		885
745	1	886	1
746	}	887	}
747	};	888	};
748		889
749	=item regex => $accept[, $reject[, $skip], $cb->($data)	890	=item regex => $accept[, $reject[, $skip], $cb->($handle, $data)
750		891
751	Makes a regex match against the regex object C<$accept> and returns	892	Makes a regex match against the regex object C<$accept> and returns
752	everything up to and including the match.	893	everything up to and including the match.
753		894
754	Example: read a single line terminated by '\n'.	895	Example: read a single line terminated by '\n'.
…		…
815		956
816	()	957	()
817	}	958	}
818	};	959	};
819		960
		961	=item json => $cb->($handle, $hash_or_arrayref)
		962
		963	Reads a JSON object or array, decodes it and passes it to the callback.
		964
		965	If a C<json> object was passed to the constructor, then that will be used
		966	for the final decode, otherwise it will create a JSON coder expecting UTF-8.
		967
		968	This read type uses the incremental parser available with JSON version
		969	2.09 (and JSON::XS version 2.2) and above. You have to provide a
		970	dependency on your own: this module will load the JSON module, but
		971	AnyEvent does not depend on it itself.
		972
		973	Since JSON texts are fully self-delimiting, the C<json> read and write
		974	types are an ideal simple RPC protocol: just exchange JSON datagrams. See
		975	the C<json> write type description, above, for an actual example.
		976
		977	=cut
		978
		979	register_read_type json => sub {
		980	my ($self, $cb, $accept, $reject, $skip) = @_;
		981
		982	require JSON;
		983
		984	my $data;
		985	my $rbuf = \$self->{rbuf};
		986
		987	my $json = $self->{json} \|\|= JSON->new->utf8;
		988
		989	sub {
		990	my $ref = $json->incr_parse ($self->{rbuf});
		991
		992	if ($ref) {
		993	$self->{rbuf} = $json->incr_text;
		994	$json->incr_text = "";
		995	$cb->($self, $ref);
		996
		997	1
		998	} else {
		999	$self->{rbuf} = "";
		1000	()
		1001	}
		1002	}
		1003	};
		1004
820	=back	1005	=back
821		1006
822	=item AnyEvent::Handle::register_read_type type => $coderef->($self, $cb, @args)	1007	=item AnyEvent::Handle::register_read_type type => $coderef->($handle, $cb, @args)
823		1008
824	This function (not method) lets you add your own types to C<push_read>.	1009	This function (not method) lets you add your own types to C<push_read>.
825		1010
826	Whenever the given C<type> is used, C<push_read> will invoke the code	1011	Whenever the given C<type> is used, C<push_read> will invoke the code
827	reference with the handle object, the callback and the remaining	1012	reference with the handle object, the callback and the remaining
…		…
829		1014
830	The code reference is supposed to return a callback (usually a closure)	1015	The code reference is supposed to return a callback (usually a closure)
831	that works as a plain read callback (see C<< ->push_read ($cb) >>).	1016	that works as a plain read callback (see C<< ->push_read ($cb) >>).
832		1017
833	It should invoke the passed callback when it is done reading (remember to	1018	It should invoke the passed callback when it is done reading (remember to
834	pass C<$self> as first argument as all other callbacks do that).	1019	pass C<$handle> as first argument as all other callbacks do that).
835		1020
836	Note that this is a function, and all types registered this way will be	1021	Note that this is a function, and all types registered this way will be
837	global, so try to use unique names.	1022	global, so try to use unique names.
838		1023
839	For examples, see the source of this module (F<perldoc -m AnyEvent::Handle>,	1024	For examples, see the source of this module (F<perldoc -m AnyEvent::Handle>,
…		…
865	$self->{_rw} = AnyEvent->io (fh => $self->{fh}, poll => "r", cb => sub {	1050	$self->{_rw} = AnyEvent->io (fh => $self->{fh}, poll => "r", cb => sub {
866	my $rbuf = $self->{filter_r} ? \my $buf : \$self->{rbuf};	1051	my $rbuf = $self->{filter_r} ? \my $buf : \$self->{rbuf};
867	my $len = sysread $self->{fh}, $$rbuf, $self->{read_size} \|\| 8192, length $$rbuf;	1052	my $len = sysread $self->{fh}, $$rbuf, $self->{read_size} \|\| 8192, length $$rbuf;
868		1053
869	if ($len > 0) {	1054	if ($len > 0) {
		1055	$self->{_activity} = AnyEvent->now;
		1056
870	$self->{filter_r}	1057	$self->{filter_r}
871	? $self->{filter_r}->($self, $rbuf)	1058	? $self->{filter_r}($self, $rbuf)
872	: $self->_drain_rbuf;	1059	: $self->_drain_rbuf;
873		1060
874	} elsif (defined $len) {	1061	} elsif (defined $len) {
875	delete $self->{_rw};	1062	delete $self->{_rw};
876	$self->{_eof} = 1;	1063	$self->{_eof} = 1;
877	$self->_drain_rbuf;	1064	$self->_drain_rbuf;
878		1065
879	} elsif ($! != EAGAIN && $! != EINTR && $! != &AnyEvent::Util::WSAWOULDBLOCK) {	1066	} elsif ($! != EAGAIN && $! != EINTR && $! != WSAEWOULDBLOCK) {
880	return $self->error;	1067	return $self->error;
881	}	1068	}
882	});	1069	});
883	}	1070	}
884	}	1071	}
…		…
932	call and can be used or changed to your liking. Note that the handshake	1119	call and can be used or changed to your liking. Note that the handshake
933	might have already started when this function returns.	1120	might have already started when this function returns.
934		1121
935	=cut	1122	=cut
936		1123
937	# TODO: maybe document...
938	sub starttls {	1124	sub starttls {
939	my ($self, $ssl, $ctx) = @_;	1125	my ($self, $ssl, $ctx) = @_;
940		1126
941	$self->stoptls;	1127	$self->stoptls;
942		1128

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Comparing AnyEvent/lib/AnyEvent/Handle.pm (file contents): Revision 1.38 by root, Mon May 26 21:28:33 2008 UTC vs. Revision 1.51 by root, Sat May 31 13:38:01 2008 UTC

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Comparing AnyEvent/lib/AnyEvent/Handle.pm (file contents):
Revision 1.38 by root, Mon May 26 21:28:33 2008 UTC vs.
Revision 1.51 by root, Sat May 31 13:38:01 2008 UTC