1 | use 5.006; |
1 | use 5.006; |
2 | |
2 | |
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3 | use strict qw(vars subs); |
3 | use Config; |
4 | use Config; |
4 | use ExtUtils::MakeMaker; |
5 | use ExtUtils::MakeMaker; |
5 | |
6 | |
6 | unless (-e "libev/ev_epoll.c") { |
7 | unless (-e "libev/ev_epoll.c") { |
7 | print <<EOF; |
8 | print <<EOF; |
… | |
… | |
38 | POSIX optionally offers support for a monotonic clock source. EV |
39 | POSIX optionally offers support for a monotonic clock source. EV |
39 | can take advantage of this clock source to detect time jumps |
40 | can take advantage of this clock source to detect time jumps |
40 | reliably. Unfortunately, some systems are bound to be broken, so you can |
41 | reliably. Unfortunately, some systems are bound to be broken, so you can |
41 | disable this here: you can completely disable the detection and use of |
42 | disable this here: you can completely disable the detection and use of |
42 | the monotonic clock by answering 'n' here. Support for this clock type |
43 | the monotonic clock by answering 'n' here. Support for this clock type |
43 | will otherwise be autodetected at both compile- and runtime. |
44 | will otherwise be autodetected at both compile- and runtime. (this setting |
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45 | currently affects the use of nanosleep over select as well). |
44 | |
46 | |
45 | EOF |
47 | EOF |
46 | |
48 | |
47 | $DEFINE .= " -DEV_USE_MONOTONIC=" . (0 + (prompt ("Enable optional support for CLOCK_MONOTONIC (y/n)?", "y") =~ /[yY]/)); |
49 | my $DEFINE .= " -DEV_USE_MONOTONIC=" . (0 + (prompt ("Enable optional support for CLOCK_MONOTONIC (y/n)?", "y") =~ /[yY]/)); |
48 | |
50 | |
49 | print <<EOF; |
51 | print <<EOF; |
50 | |
52 | |
51 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
53 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
52 | |
54 | |
… | |
… | |
126 | fall back to using select when epoll isn't available. If unsure, accept |
128 | fall back to using select when epoll isn't available. If unsure, accept |
127 | the default. |
129 | the default. |
128 | |
130 | |
129 | EOF |
131 | EOF |
130 | |
132 | |
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133 | my $can_epoll = -e "/usr/include/sys/epoll.h"; |
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134 | $can_epoll = $ENV{EV_EPOLL} if exists $ENV{EV_EPOLL}; |
131 | $DEFINE .= " -DEV_USE_EPOLL=" . (0 + (prompt ("Enable epoll backend (y/n)?", (-e "/usr/include/sys/epoll.h") ? "y" : "n") =~ /[yY]/)); |
135 | $DEFINE .= " -DEV_USE_EPOLL=" . (0 + (prompt ("Enable epoll backend (y/n)?", $can_epoll ? "y" : "n") =~ /[yY]/)); |
132 | |
136 | |
133 | print <<EOF; |
137 | print <<EOF; |
134 | |
138 | |
135 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
139 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
136 | |
140 | |
137 | |
141 | |
138 | Similarly to the epoll backend above, EV can take advantage of kqueue on |
142 | Similarly to the epoll backend above, EV can take advantage of kqueue on |
139 | many BSD systems. Support for kqueue will be detected at runtime, with a |
143 | many BSD systems. Support for kqueue will be detected at runtime, with a |
140 | safe fallback to other methods when it cannot be used. |
144 | safe fallback to other methods when it cannot be used. |
141 | |
145 | |
142 | Note that kqueue is broken on most operating systems, so it defaults to |
146 | Note that kqueue is broken on most operating systems, so by default it |
143 | 'n' on everything but netbsd. Here is what we know: |
147 | won't be used on many platforms, but you can still create your own event |
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148 | loop with kqueue backend. |
144 | |
149 | |
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150 | Here is what we know: |
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151 | |
145 | NetBSD: working in at least 3.1. Yeah! :) |
152 | NetBSD: partially working in at least 3.1. Yeah! :) |
146 | FreeBSD: broken on at least 6.2-STABLE, |
153 | FreeBSD: broken on at least 6.2-STABLE, |
147 | sockets and pipes *might* work, ptys definitely don't. |
154 | sockets *likely* work, ptys definitely don't. |
148 | OpenBSD: reports indicate that it likely doesn't work |
155 | OpenBSD: reports indicate that it likely doesn't work |
149 | (similar problems as on FreeBSD). |
156 | (similar problems as on FreeBSD). |
150 | OS X: completely, utterly broken on at least <= 10.5. |
157 | OS X: completely, utterly broken on at least < 10.5. |
151 | |
158 | |
152 | EOF |
159 | EOF |
153 | |
160 | |
154 | my $can_kqueue = $^O =~ /netbsd/i && -e "/usr/include/sys/event.h"; |
161 | my $can_kqueue = -e "/usr/include/sys/event.h"; |
155 | |
162 | $can_kqueue = $ENV{EV_KQUEUE} if exists $ENV{EV_KQUEUE}; |
156 | $DEFINE .= " -DEV_USE_KQUEUE=" . (0 + (prompt ("Enable kqueue backend (y/n)?", $can_kqueue ? "y" : "n") =~ /[yY]/)); |
163 | $DEFINE .= " -DEV_USE_KQUEUE=" . (0 + (prompt ("Enable kqueue backend (y/n)?", $can_kqueue ? "y" : "n") =~ /[yY]/)); |
157 | |
164 | |
158 | print <<EOF; |
165 | print <<EOF; |
159 | |
166 | |
160 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
167 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
161 | |
168 | |
162 | |
169 | |
163 | Similarly to the kqueue backend above, EV can take advantage of the |
170 | Similarly to the kqueue backend above, EV can take advantage of the |
164 | solaris 10 port interface. Support for port will be detected at runtime, |
171 | solaris 10 event port interface. Support for event ports will be detected |
165 | with a safe fallback to other methods when it cannot be used. |
172 | at runtime, with a safe fallback to other methods when it cannot be used. |
166 | |
173 | |
167 | EOF |
174 | EOF |
168 | |
175 | |
169 | $DEFINE .= " -DEV_USE_PORT=" . (0 + (prompt ("Enable port backend (y/n)?", (-e "/usr/include/sys/port.h") ? "y" : "n") =~ /[yY]/)); |
176 | $DEFINE .= " -DEV_USE_PORT=" . (0 + (prompt ("Enable event port backend (y/n)?", (-e "/usr/include/sys/port.h") ? "y" : "n") =~ /[yY]/)); |
170 | |
177 | |
171 | print <<EOF; |
178 | print <<EOF; |
172 | |
179 | |
173 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
180 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
174 | |
181 | |
… | |
… | |
178 | can specify additional libraries to provide these calls (and any other |
185 | can specify additional libraries to provide these calls (and any other |
179 | required by EV) now, or accept the default. |
186 | required by EV) now, or accept the default. |
180 | |
187 | |
181 | EOF |
188 | EOF |
182 | |
189 | |
183 | $SOLARIS_LIBS = $^O =~ /solaris/ ? " -lsocket -lnsl" : ""; |
190 | my $solaris_libs = $^O =~ /solaris/ ? " -lsocket -lnsl" : ""; |
184 | |
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185 | $LIBS = prompt "Extra libraries for pthread_atfork and clock_gettime?", "-lpthread -lrt$SOLARIS_LIBS"; |
191 | my $LIBS = prompt "Extra libraries for pthread_atfork and clock_gettime?", "-lpthread -lrt$solaris_libs"; |
186 | |
192 | |
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193 | |
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194 | print <<EOF; |
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195 | |
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196 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
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197 | |
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198 | |
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199 | A backend of a different kind is the Linux inotify(7) interface, which can |
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200 | be used to speed up (and reduce resource consumption) of stat watchers. If |
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201 | you have it, it is usually a good idea to enable it. |
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202 | |
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203 | EOF |
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204 | |
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205 | my $can_inotify = -e "/usr/include/sys/inotify.h"; |
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206 | $can_inotify = $ENV{EV_INOTIFY} if exists $ENV{EV_INOTIFY}; |
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207 | $DEFINE .= " -DEV_USE_INOTIFY=" . (0 + (prompt ("Enable inotify support (y/n)?", $can_inotify ? "y" : "n") =~ /[yY]/)); |
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208 | |
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209 | print <<EOF; |
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210 | |
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211 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
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212 | |
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213 | |
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214 | Another useful bit of functionality is the Linux eventfd, which is useful |
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215 | for faster signal handling (don't care) and intra-thread communications |
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216 | (more relevant). Kernel support for this will be probed at runtime, but |
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217 | your libc must contain the necessary wrapper. Glibc 2.7 and later should |
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218 | have this wrapper. |
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219 | |
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220 | EOF |
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221 | |
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222 | my $can_eventfd = -e "/usr/include/sys/eventfd.h"; |
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223 | $can_eventfd = $ENV{EV_EVENTFD} if exists $ENV{EV_EVENTFD}; |
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224 | $DEFINE .= " -DEV_USE_EVENTFD=" . (0 + (prompt ("Enable linux eventfd support (y/n)?", $can_eventfd ? "y" : "n") =~ /[yY]/)); |
187 | |
225 | |
188 | print <<EOF; |
226 | print <<EOF; |
189 | |
227 | |
190 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
228 | *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** |
191 | |
229 | |
… | |
… | |
201 | SUFFIX => '.gz', |
239 | SUFFIX => '.gz', |
202 | }, |
240 | }, |
203 | depend => { |
241 | depend => { |
204 | "EV.c" => "EV/EVAPI.h " |
242 | "EV.c" => "EV/EVAPI.h " |
205 | . "libev/ev.c libev/ev.h libev/ev_epoll.c libev/ev_select.c libev/ev_kqueue.c libev/ev_poll.c " |
243 | . "libev/ev.c libev/ev.h libev/ev_epoll.c libev/ev_select.c libev/ev_kqueue.c libev/ev_poll.c " |
206 | . "libev/event.h libev/event.c evdns.h evdns.c libev/ev_vars.h libev/ev_wrap.h", |
244 | . "libev/ev_vars.h libev/ev_wrap.h", |
207 | }, |
245 | }, |
208 | INC => "-Ilibev", |
246 | INC => "-Ilibev", |
209 | DEFINE => "$DEFINE", |
247 | DEFINE => "$DEFINE", |
210 | NAME => "EV", |
248 | NAME => "EV", |
211 | LIBS => [$LIBS], |
249 | LIBS => [$LIBS], |
… | |
… | |
213 | @anyevent, |
251 | @anyevent, |
214 | }, |
252 | }, |
215 | VERSION_FROM => "EV.pm", |
253 | VERSION_FROM => "EV.pm", |
216 | PM => { |
254 | PM => { |
217 | 'EV.pm' => '$(INST_LIBDIR)/EV.pm', |
255 | 'EV.pm' => '$(INST_LIBDIR)/EV.pm', |
218 | 'EV/DNS.pm' => '$(INST_LIBDIR)/EV/DNS.pm', |
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219 | 'EV/EVAPI.h' => '$(INST_LIBDIR)/EV/EVAPI.h', |
256 | 'EV/EVAPI.h' => '$(INST_LIBDIR)/EV/EVAPI.h', |
220 | 'EV/MakeMaker.pm' => '$(INST_LIBDIR)/EV/MakeMaker.pm', |
257 | 'EV/MakeMaker.pm' => '$(INST_LIBDIR)/EV/MakeMaker.pm', |
221 | 'libev/ev.h' => '$(INST_LIBDIR)/EV/ev.h', |
258 | 'libev/ev.h' => '$(INST_LIBDIR)/EV/ev.h', |
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259 | 'libev/ev.pod' => '$(INST_LIBDIR)/EV/libev.pod', |
222 | }, |
260 | }, |
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261 | MAN3PODS => { |
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262 | 'EV.pm' => '$(INST_MAN3DIR)/EV.$(MAN3EXT)', |
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263 | 'EV/MakeMaker.pm' => '$(INST_MAN3DIR)/EV::MakeMaker.$(MAN3EXT)', |
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264 | 'libev/ev.pod' => '$(INST_MAN3DIR)/EV::libev.$(MAN3EXT)', |
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265 | }, |
223 | ); |
266 | ); |
224 | |
267 | |
225 | |
268 | |