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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.51 by root, Tue Jan 23 03:56:45 2007 UTC vs.
Revision 1.133 by root, Wed Dec 5 19:13:21 2018 UTC

1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 *
4 * Copyright (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team
5 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
6 *
7 * Deliantra is free software: you can redistribute it and/or modify it under
8 * the terms of the Affero GNU General Public License as published by the
9 * Free Software Foundation, either version 3 of the License, or (at your
10 * option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the Affero GNU General Public License
18 * and the GNU General Public License along with this program. If not, see
19 * <http://www.gnu.org/licenses/>.
20 *
21 * The authors can be reached via e-mail to <support@deliantra.net>
22 */
23
1// 24//
2// cfperl.h perl interface 25// cfperl.h perl interface
3// 26//
4#ifndef CFPERL_H__ 27#ifndef CFPERL_H__
5#define CFPERL_H__ 28#define CFPERL_H__
6 29
7#include <cstdio>
8
9using namespace std; 30using namespace std;
10 31
11#include <EXTERN.h> 32#include <EXTERN.h>
12#include <perl.h> 33#include <perl.h>
13#include <XSUB.h> 34#include <XSUB.h>
14 35
15#include <EventAPI.h> 36#include <EVAPI.h>
16#include <CoroAPI.h> 37#include <CoroAPI.h>
17 38
18#include "util.h" 39#include "util.h"
19#include "keyword.h" 40#include "keyword.h"
20#include "dynbuf.h" 41#include "dynbuf.h"
25// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 46// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
26#undef localtime 47#undef localtime
27#undef srand48 48#undef srand48
28#undef drand48 49#undef drand48
29#undef srandom 50#undef srandom
51#undef opendir
30#undef readdir 52#undef readdir
53#undef closedir
31#undef getprotobyname 54#undef getprotobyname
32#undef gethostbyname 55#undef gethostbyname
33#undef ctime 56#undef ctime
34#undef strerror 57#undef strerror
58#undef _
35 59
36// same here, massive symbol spamming 60// same here, massive symbol spamming
37#undef do_open 61#undef do_open
38#undef do_close 62#undef do_close
39#undef ref 63#undef ref
44#undef random 68#undef random
45#undef crypt 69#undef crypt
46 70
47////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 71//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
48 72
73#define _(msg) (msg)
74#define N_(msg) (msg)
75
76//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
77
49// some macros to simplify perl in-calls 78// some macros to simplify perl in-calls
50 79
51#define CHECK_ERROR \ 80#define CHECK_ERROR \
52 if (SvTRUE (ERRSV)) \ 81 if (SvTRUE (ERRSV)) \
53 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 82 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
54 83
84inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); }
85inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); }
86
87// TODO: temporarily enabled pushstack/popstack for all calls from the core, to maybe fix object memleak?
88#define CALL_PUSH PUSHSTACKi (PERLSI_UNKNOWN)
89#define CALL_POP PUTBACK; POPSTACK; SPAGAIN
55#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 90#define CALL_BEGIN(args) dSP; CALL_PUSH; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
56#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc 91#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
57#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 92#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
58#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; 93#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN;
59#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 94#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP
60 95
61////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 96//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
62 97
63void cfperl_init (); 98void cfperl_init ();
64void cfperl_main (); 99void cfperl_main ();
100void cfperl_tick ();
65void cfperl_emergency_save (); 101void cfperl_emergency_save ();
102void cfperl_cleanup (int make_core);
103void cfperl_make_book (object *book, int level);
104void cfperl_send_msg (client *ns, int color, const_utf8_string type, const_utf8_string msg);
105int cfperl_can_merge (object *ob1, object *ob2);
106void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
107void cfperl_ix (client *ns, int set, faceidx idx, int pri);
66 108
67////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 109bool is_match_expr (const_utf8_string expr);
110// applies the match expression and returns true if it matches
111bool match (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
112// same as above, but returns the first object found, or 0
113object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
68 114
115//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
116
117#if IVSIZE >= 8
118 typedef IV val64;
119 typedef IV uval64;
120# define newSVval64 newSViv
121# define SvVAL64 SvIV
122# define newSVuval64 newSVuv
123# define SvUVAL64 SvUV
124#else
125 typedef double val64;
126 typedef double uval64;
127# define newSVval64 newSVnv
128# define SvVAL64 SvNV
129# define newSVuval64 newSVnv
130# define SvUVAL64 SvNV
131#endif
132
69// virtual server time, excluding time jumps and lag 133extern tstamp runtime; // virtual server time, excluding time jumps and lag
70extern double runtime; 134extern tstamp NOW; // real time of current server tick
135
136ecb_noinline utf8_string cfSvPVutf8_nolen (SV *sv);
71 137
72enum event_klass 138enum event_klass
73{ 139{
74 KLASS_NONE, 140 KLASS_NONE,
75 KLASS_GLOBAL, 141 KLASS_GLOBAL,
86# define def(klass,name) EVENT_ ## klass ## _ ## name, 152# define def(klass,name) EVENT_ ## klass ## _ ## name,
87# include "eventinc.h" 153# include "eventinc.h"
88# undef def 154# undef def
89 NUM_EVENT_TYPES 155 NUM_EVENT_TYPES
90}; 156};
157
158// in which global events or per-type events are we interested
159extern bitset<NUM_EVENT_TYPES> ev_want_event;
160extern bitset<NUM_TYPES> ev_want_type;
91 161
92#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 162#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
93#define ARG_INT(v) DT_INT , static_cast<int> (v) 163#define ARG_INT(v) DT_INT , static_cast<int> (v)
94#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 164#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
95#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 165#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
102#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 172#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
103#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 173#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
104#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 174#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
105 175
106// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 176// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
107 177#define INVOKE(obj,event, ...) (ecb_expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
108// all these return true when the normal event processing should be skipped (if any)
109#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 178#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
110#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 179#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
111#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 180#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
112#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 181#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
113#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 182#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
114#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 183#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
115 184
116//TODO should index into @result 185//TODO should index into @result
117#define RESULT(idx,type) cfperl_result_ ## type (idx) 186#define RESULT(idx,type) cfperl_result_ ## type (idx)
118#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 187#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
119#define RESULT_INT(idx) RESULT(idx, INT) 188#define RESULT_INT(idx) RESULT(idx, INT)
122int cfperl_result_INT (int idx); 191int cfperl_result_INT (int idx);
123 192
124////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 193//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
125 194
126INTERFACE_CLASS (attachable) 195INTERFACE_CLASS (attachable)
127struct attachable 196struct attachable : refcnt_base
128{ 197{
129 static MGVTBL vtbl; 198 static MGVTBL vtbl;
199
200 enum {
201 F_DESTROYED = 0x01,
202 F_DEBUG_TRACE = 0x02,
203 };
204 uint8 ACC (RW, attachable_flags);
130 205
131 static unordered_vector<attachable *> mortals; 206 static unordered_vector<attachable *> mortals;
132 MTH static void check_mortals (); 207 MTH static void check_mortals ();
133 208
134 enum {
135 F_DESTROYED = 0x01,
136 };
137
138 // object is delete'd after the refcount reaches 0 209 // object is delete'd after the refcount reaches 0
139 mutable int ACC (RW, refcnt);
140 int ACC (RW, flags);
141
142 MTH void refcnt_inc () const { ++refcnt; }
143 MTH void refcnt_dec () const { --refcnt; }
144
145 MTH int refcnt_cnt () const; 210 MTH int refcnt_cnt () const;
146 // check wether the object has died and destroy 211 // check wether the object has died and destroy
147 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 212 MTH void refcnt_chk () { if (ecb_expect_false (refcnt <= 0)) do_check (); }
148 213
149 // destroy the object unless it was already destroyed 214 // destroy the object unless it was already destroyed
150 // this politely asks everybody interested the reduce 215 // this politely asks everybody interested the reduce
151 // the refcount to 0 as soon as possible. 216 // the refcount to 0 as soon as possible.
152 MTH void destroy (); 217 MTH void destroy ();
153 218
154 // return wether an object was destroyed already 219 // return wether an object was destroyed already
155 MTH bool destroyed () const { return flags & F_DESTROYED; } 220 MTH bool destroyed () const { return attachable_flags & F_DESTROYED; }
221
222 // destruct and free the memory for this object
223 virtual void do_delete ();
156 224
157 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 225 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
158 226
159#if 0 227#if 0
160private: 228private:
164 232
165 HV *self; // CF+ perl self 233 HV *self; // CF+ perl self
166 AV *cb; // CF+ callbacks 234 AV *cb; // CF+ callbacks
167 shstr attach; // generic extension attachment information 235 shstr attach; // generic extension attachment information
168 236
237 void sever_self (); // sever this object from its self, if it has one.
169 void optimise (); // possibly save some memory by destroying unneeded data 238 void optimise (); // possibly save some memory by destroying unneeded data
170 239
171 attachable () 240 attachable ()
172 : flags (0), refcnt (0), self (0), cb (0), attach (0) 241 : attachable_flags (0), self (0), cb (0), attach (0)
173 { 242 {
174 } 243 }
175 244
176 attachable (const attachable &src) 245 attachable (const attachable &src)
177 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 246 : attachable_flags (0), self (0), cb (0), attach (src.attach)
178 { 247 {
179 } 248 }
180 249
181 virtual ~attachable (); 250 // set a custom key to the given value, or delete it if value = 0
251 void set_key (const_utf8_string key, const_utf8_string value = 0, bool is_utf8 = 0);
252
253 void set_key_text (const_utf8_string key, const_utf8_string value = 0)
254 {
255 set_key (key, value, 1);
256 }
257
258 void set_key_data (const_utf8_string key, const_utf8_string value = 0)
259 {
260 set_key (key, value, 0);
261 }
182 262
183 attachable &operator =(const attachable &src); 263 attachable &operator =(const attachable &src);
184 264
265 // used to _quickly_ decide wether to shortcut the evaluation
266 bool should_invoke (event_type event)
267 {
268 return ev_want_event [event] || cb;
269 }
270
185 bool invoke (event_type event, ...); 271 bool invoke (/*event_type*/int event, ...);
272
186 MTH void instantiate (); 273 MTH void instantiate ();
187 void reattach (); 274 void reattach ();
188 275
189protected: 276protected:
190 // do the real refcount checking work 277 // do the real refcount checking work
191 void do_check (); 278 void do_check ();
192 279
193 // the method that does the real destroy work 280 // the method that does the real destroy work
194 virtual void do_destroy (); 281 virtual void do_destroy ();
282
283 // destructor is protected, should not be called by anybody
284 virtual ~attachable ();
195}; 285};
196 286
197// the global object is a pseudo object that cares for the global events 287// the global object is a pseudo object that cares for the global events
198struct global : attachable 288struct global : attachable
199{ 289{
202 292
203extern struct global gbl_ev; 293extern struct global gbl_ev;
204 294
205////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 295//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
206 296
207struct object_freezer : dynbuf 297#include "freezethaw.h"
208{
209 AV *av;
210
211 object_freezer ();
212 ~object_freezer ();
213
214 void put (attachable *ext);
215
216 // used only for user-defined key-value pairs
217 void put (const shstr &k, const shstr &v)
218 {
219 add (k);
220
221 if (v)
222 add (' '), add (v);
223
224 add ('\n');
225 }
226
227 //TODO//temporary, used only for saving body locations
228 void put (const char *k, int v)
229 {
230 add (k);
231 add (' ');
232 add (sint32 (v));
233 add ('\n');
234 }
235
236 template<typename T>
237 void put_string (keyword k, const T &v)
238 {
239 int klen = keyword_len [k];
240 int vlen = v ? strlen (v) + 1 : 0;
241
242 char *p = (char *)alloc (klen + vlen + 1);
243
244 memcpy (p, keyword_str [k], klen); p += klen;
245
246 if (v)
247 {
248 *p++ = ' '; vlen--;
249 memcpy (p, v, vlen); p += vlen;
250 }
251
252 *p = '\n';
253 }
254
255 void put (keyword k, const char *v = 0)
256 {
257 put_string (k, v);
258 }
259
260 void put (keyword k, const shstr &v)
261 {
262 put_string (k, v);
263 }
264
265 void put (keyword k, double v)
266 {
267 char buf [128];
268
269 snprintf (buf, 128, "%.7g", v);
270
271 put (k, (const char *)buf);
272 }
273
274 void put_(keyword k, sint64 v)
275 {
276 add (keyword_str [k], keyword_len [k]);
277 add (' ');
278 add (v);
279 add ('\n');
280 }
281
282 void put_(keyword k, sint32 v)
283 {
284 add (keyword_str [k], keyword_len [k]);
285 add (' ');
286 add (v);
287 add ('\n');
288 }
289
290 void put (keyword kbeg, keyword kend, const shstr &v)
291 {
292 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
293
294 if (v)
295 {
296 add (v);
297 add ('\n');
298 }
299
300 add (keyword_str [kend], keyword_len [kend]); add ('\n');
301 }
302
303 void put (keyword k, float v) { put (k, (double)v); }
304 void put (keyword k, signed char v) { put_(k, (sint32)v); }
305 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
306 void put (keyword k, signed short v) { put_(k, (sint32)v); }
307 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
308 void put (keyword k, signed int v) { put_(k, (sint32)v); }
309 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
310 void put (keyword k, signed long v) { put_(k, (sint64)v); }
311 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
312 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
313 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
314
315 template<typename T>
316 void put (keyword k, const T *v)
317 {
318 if (v)
319 put (k, v->name);
320 else
321 put (k, (const char *)0);
322 }
323
324 template<typename T>
325 void put (keyword k, const refptr<T> &v)
326 {
327 put (k, (T *)v);
328 }
329
330 bool save (const char *path);
331 char *as_string (); // like strdup
332
333 operator bool () { return !!av; }
334};
335
336// compatibility support, should be removed when no longer needed
337int fprintf (object_freezer &freezer, const char *format, ...);
338int fputs (const char *s, object_freezer &freezer);
339
340struct object_thawer
341{
342 SV *text; // text part
343 AV *av; // perl part
344 char *line; // current beginning of line
345 char *last_keyword, *last_value;
346 const char *name;
347
348 operator bool () { return !!text; }
349
350 object_thawer (const char *path = 0);
351 object_thawer (const char *data, AV *perlav);
352 ~object_thawer ();
353
354 void get (attachable *obj, int oid);
355
356 keyword get_kv (); // also parse value for later use
357 void skip_kv (keyword kw);
358
359 const char *get_str () { return last_value; } // may be 0
360
361 void get (shstr &sh) const;
362 void get_ornull (shstr &sh) const { sh = last_value; }
363 void get_ml (keyword kend, shstr &sh);
364
365 sint32 get_sint32 () const;
366 sint64 get_sint64 () const;
367 double get_double () const;
368
369 void get (float &v) { v = get_double (); }
370 void get (double &v) { v = get_double (); }
371
372 void get (bool &i) { i = get_sint32 (); }
373 void get (sint8 &i) { i = get_sint32 (); }
374 void get (uint8 &i) { i = get_sint32 (); }
375 void get (sint16 &i) { i = get_sint32 (); }
376 void get (uint16 &i) { i = get_sint32 (); }
377 void get (sint32 &i) { i = get_sint32 (); }
378
379 void get (uint32 &i) { i = get_sint64 (); }
380 void get (sint64 &i) { i = get_sint64 (); }
381};
382
383char *fgets (char *s, int n, object_thawer &thawer);
384 298
385////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 299//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
386 300
387struct coroapi { 301struct coroapi {
388 static struct CoroAPI *GCoroAPI; 302 static struct CoroAPI *GCoroAPI;
389 303
304 static EV_ATOMIC_T cede_pending;
305
390 static int nready () { return CORO_NREADY; } 306 static int nready () { return CORO_NREADY; }
391 static int cede () { return CORO_CEDE ; } 307 static int cede () { cede_pending = 0; return CORO_CEDE ; }
392 308
393 static int cede_counter; 309 static void do_cede_to_tick ();
394 310
395 static void cede_every (int count) 311 // actually cede's far more often
312 static bool cede_to_tick ()
396 { 313 {
397 if (++cede_counter >= count) 314 if (ecb_expect_true (!cede_pending))
398 { 315 return false;
399 cede_counter = 0;
400 316
401 if (coroapi::nready ()) 317 do_cede_to_tick ();
402 coroapi::cede (); 318 return true;
403 }
404 } 319 }
405};
406 320
407struct watcher_base 321 static void wait_for_tick ();
322 static void wait_for_tick_begin ();
323};
324
325struct evapi
408{ 326{
409 static struct EventAPI *GEventAPI; 327 static struct EVAPI *GEVAPI;
410}; 328};
411 329
412template<class base>
413struct watcher : watcher_base
414{
415 base *pe;
416
417 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
418 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
419 void now () { GEventAPI->now ((pe_watcher *)pe); }
420 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
421 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
422
423 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
424
425 ~watcher ()
426 {
427 cancel ();
428 }
429
430private:
431 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
432};
433
434struct iw : watcher<pe_idle>, callback<void (iw &)>
435{
436 template<class O, class M>
437 iw (O object, M method)
438 : callback<void (iw &)> (object, method)
439 {
440 alloc ();
441 }
442
443private:
444 void alloc ();
445};
446
447struct iow : watcher<pe_io>, callback<void (iow &, int)> 330struct iow : ev_io, evapi, callback<void (iow &, int)>
448{ 331{
332 static void thunk (EV_P_ struct ev_io *w_, int revents)
333 {
334 iow &w = *static_cast<iow *>(w_);
335
336 w (w, revents);
337 }
338
449 template<class O, class M> 339 template<class O, class M>
450 iow (O object, M method) 340 iow (O object, M method)
451 : callback<void (iow &, int)> (object, method) 341 : callback<void (iow &, int)> (object, method)
452 { 342 {
453 alloc (); 343 ev_init ((ev_io *)this, thunk);
454 } 344 }
455 345
456 void fd (int fd); 346 void prio (int prio)
457 int poll (); 347 {
348 ev_set_priority ((ev_io *)this, prio);
349 }
350
351 void set (int fd, int events)
352 {
353 ev_io_set ((ev_io *)this, fd, events);
354 }
355
356 int poll () const { return events; }
357
458 void poll (int events); 358 void poll (int events);
459 359
460private: 360 void start ()
461 void alloc (); 361 {
362 ev_io_start (EV_DEFAULT, (ev_io *)this);
363 }
364
365 void stop ()
366 {
367 ev_io_stop (EV_DEFAULT, (ev_io *)this);
368 }
369
370 ~iow ()
371 {
372 stop ();
373 }
374};
375
376struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
377{
378 static void thunk (EV_P_ struct ev_async *w_, int revents)
379 {
380 asyncw &w = *static_cast<asyncw *>(w_);
381
382 w (w, revents);
383 }
384
385 template<class O, class M>
386 asyncw (O object, M method)
387 : callback<void (asyncw &, int)> (object, method)
388 {
389 ev_init ((ev_async *)this, thunk);
390 }
391
392 void start ()
393 {
394 ev_async_start (EV_DEFAULT, (ev_async *)this);
395 }
396
397 void stop ()
398 {
399 ev_async_stop (EV_DEFAULT, (ev_async *)this);
400 }
401
402 ~asyncw ()
403 {
404 stop ();
405 }
462}; 406};
463 407
464#endif 408#endif
465 409

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