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Comparing EV/Makefile.PL (file contents):
Revision 1.26 by root, Wed Nov 28 17:57:54 2007 UTC vs.
Revision 1.31 by root, Thu Jan 31 19:59:23 2008 UTC

… …
38POSIX optionally offers support for a monotonic clock source. EV 38POSIX optionally offers support for a monotonic clock source. EV
39can take advantage of this clock source to detect time jumps 39can take advantage of this clock source to detect time jumps
40reliably. Unfortunately, some systems are bound to be broken, so you can 40reliably. Unfortunately, some systems are bound to be broken, so you can
41disable this here: you can completely disable the detection and use of 41disable this here: you can completely disable the detection and use of
42the monotonic clock by answering 'n' here. Support for this clock type 42the monotonic clock by answering 'n' here. Support for this clock type
43will otherwise be autodetected at both compile- and runtime. 43will otherwise be autodetected at both compile- and runtime. (this setting
44currently affects the use of nanosleep over select as well).
44 45
45EOF 46EOF
46 47
47$DEFINE .= " -DEV_USE_MONOTONIC=" . (0 + (prompt ("Enable optional support for CLOCK_MONOTONIC (y/n)?", "y") =~ /[yY]/)); 48$DEFINE .= " -DEV_USE_MONOTONIC=" . (0 + (prompt ("Enable optional support for CLOCK_MONOTONIC (y/n)?", "y") =~ /[yY]/));
48 49
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137 138
138Similarly to the epoll backend above, EV can take advantage of kqueue on 139Similarly to the epoll backend above, EV can take advantage of kqueue on
139many BSD systems. Support for kqueue will be detected at runtime, with a 140many BSD systems. Support for kqueue will be detected at runtime, with a
140safe fallback to other methods when it cannot be used. 141safe fallback to other methods when it cannot be used.
141 142
142Note that kqueue is broken on most operating systems, so it defaults to 143Note that kqueue is broken on most operating systems, so by default it
143'n' on everything but netbsd. Here is what we know: 144won't be used on many platforms, but you can still create your own event
145loop with qkueue backend.
144 146
147Here is what we know:
148
145NetBSD: working in at least 3.1. Yeah! :) 149NetBSD: partially working in at least 3.1. Yeah! :)
146FreeBSD: broken on at least 6.2-STABLE, 150FreeBSD: broken on at least 6.2-STABLE,
147 sockets and pipes *might* work, ptys definitely don't. 151 sockets *likely* work, ptys definitely don't.
148OpenBSD: reports indicate that it likely doesn't work 152OpenBSD: reports indicate that it likely doesn't work
149 (similar problems as on FreeBSD). 153 (similar problems as on FreeBSD).
150OS X: completely, utterly broken on at least <= 10.5. 154OS X: completely, utterly broken on at least < 10.5.
151 155
152EOF 156EOF
153 157
154my $can_kqueue = $^O =~ /netbsd/i && -e "/usr/include/sys/event.h"; 158my $can_kqueue = -e "/usr/include/sys/event.h";
155 159
156$DEFINE .= " -DEV_USE_KQUEUE=" . (0 + (prompt ("Enable kqueue backend (y/n)?", $can_kqueue ? "y" : "n") =~ /[yY]/)); 160$DEFINE .= " -DEV_USE_KQUEUE=" . (0 + (prompt ("Enable kqueue backend (y/n)?", $can_kqueue ? "y" : "n") =~ /[yY]/));
157 161
158print <<EOF; 162print <<EOF;
159 163
… …
216 SUFFIX => '.gz', 220 SUFFIX => '.gz',
217 }, 221 },
218 depend => { 222 depend => {
219 "EV.c" => "EV/EVAPI.h " 223 "EV.c" => "EV/EVAPI.h "
220 . "libev/ev.c libev/ev.h libev/ev_epoll.c libev/ev_select.c libev/ev_kqueue.c libev/ev_poll.c " 224 . "libev/ev.c libev/ev.h libev/ev_epoll.c libev/ev_select.c libev/ev_kqueue.c libev/ev_poll.c "
221 . "libev/event.h libev/event.c evdns.h evdns.c libev/ev_vars.h libev/ev_wrap.h", 225 . "libev/ev_vars.h libev/ev_wrap.h",
222 }, 226 },
223 INC => "-Ilibev", 227 INC => "-Ilibev",
224 DEFINE => "$DEFINE", 228 DEFINE => "$DEFINE",
225 NAME => "EV", 229 NAME => "EV",
226 LIBS => [$LIBS], 230 LIBS => [$LIBS],
… …
228 @anyevent, 232 @anyevent,
229 }, 233 },
230 VERSION_FROM => "EV.pm", 234 VERSION_FROM => "EV.pm",
231 PM => { 235 PM => {
232 'EV.pm' => '$(INST_LIBDIR)/EV.pm', 236 'EV.pm' => '$(INST_LIBDIR)/EV.pm',
233 'EV/DNS.pm' => '$(INST_LIBDIR)/EV/DNS.pm',
234 'EV/EVAPI.h' => '$(INST_LIBDIR)/EV/EVAPI.h', 237 'EV/EVAPI.h' => '$(INST_LIBDIR)/EV/EVAPI.h',
235 'EV/MakeMaker.pm' => '$(INST_LIBDIR)/EV/MakeMaker.pm', 238 'EV/MakeMaker.pm' => '$(INST_LIBDIR)/EV/MakeMaker.pm',
236 'libev/ev.h' => '$(INST_LIBDIR)/EV/ev.h', 239 'libev/ev.h' => '$(INST_LIBDIR)/EV/ev.h',
237 }, 240 },
238); 241);

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