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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.74 by root, Mon May 28 21:15:56 2007 UTC vs.
Revision 1.133 by root, Wed Dec 5 19:13:21 2018 UTC

1/* 1/*
2 * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team 4 * Copyright (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 6 *
8 * Crossfire TRT is free software; you can redistribute it and/or modify it 7 * Deliantra is free software: you can redistribute it and/or modify it under
9 * under the terms of the GNU General Public License as published by the Free 8 * the terms of the Affero GNU General Public License as published by the
10 * Software Foundation; either version 2 of the License, or (at your option) 9 * Free Software Foundation, either version 3 of the License, or (at your
11 * any later version. 10 * option) any later version.
12 * 11 *
13 * This program is distributed in the hope that it will be useful, but 12 * This program is distributed in the hope that it will be useful,
14 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * for more details. 15 * GNU General Public License for more details.
17 * 16 *
18 * You should have received a copy of the GNU General Public License along 17 * You should have received a copy of the Affero GNU General Public License
19 * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 18 * and the GNU General Public License along with this program. If not, see
20 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 * <http://www.gnu.org/licenses/>.
21 * 20 *
22 * The authors can be reached via e-mail to <crossfire@schmorp.de> 21 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 22 */
24 23
25// 24//
26// cfperl.h perl interface 25// cfperl.h perl interface
27// 26//
28#ifndef CFPERL_H__ 27#ifndef CFPERL_H__
29#define CFPERL_H__ 28#define CFPERL_H__
30 29
31#include <cstdarg>
32#include <cstdio>
33#include <bitset>
34
35using namespace std; 30using namespace std;
36 31
37#include <EXTERN.h> 32#include <EXTERN.h>
38#include <perl.h> 33#include <perl.h>
39#include <XSUB.h> 34#include <XSUB.h>
40 35
41#include <EventAPI.h> 36#include <EVAPI.h>
42#include <CoroAPI.h> 37#include <CoroAPI.h>
43 38
44#include "util.h" 39#include "util.h"
45#include "keyword.h" 40#include "keyword.h"
46#include "dynbuf.h" 41#include "dynbuf.h"
… …
51// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 46// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
52#undef localtime 47#undef localtime
53#undef srand48 48#undef srand48
54#undef drand48 49#undef drand48
55#undef srandom 50#undef srandom
51#undef opendir
56#undef readdir 52#undef readdir
53#undef closedir
57#undef getprotobyname 54#undef getprotobyname
58#undef gethostbyname 55#undef gethostbyname
59#undef ctime 56#undef ctime
60#undef strerror 57#undef strerror
58#undef _
61 59
62// same here, massive symbol spamming 60// same here, massive symbol spamming
63#undef do_open 61#undef do_open
64#undef do_close 62#undef do_close
65#undef ref 63#undef ref
… …
70#undef random 68#undef random
71#undef crypt 69#undef crypt
72 70
73////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 71//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
74 72
73#define _(msg) (msg)
74#define N_(msg) (msg)
75
76//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
77
75// some macros to simplify perl in-calls 78// some macros to simplify perl in-calls
76 79
77#define CHECK_ERROR \ 80#define CHECK_ERROR \
78 if (SvTRUE (ERRSV)) \ 81 if (SvTRUE (ERRSV)) \
79 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 82 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
80 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
81#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)
82#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
83#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 92#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
84#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;
85#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 94#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP
86 95
87////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 96//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
88 97
89void cfperl_init (); 98void cfperl_init ();
90void cfperl_main (); 99void cfperl_main ();
100void cfperl_tick ();
91void cfperl_emergency_save (); 101void cfperl_emergency_save ();
92void cfperl_cleanup (int make_core); 102void cfperl_cleanup (int make_core);
93void cfperl_make_book (object *book, int level); 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);
94 108
95////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 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);
96 114
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
97// virtual server time, excluding time jumps and lag 133extern tstamp runtime; // virtual server time, excluding time jumps and lag
98extern double runtime; 134extern tstamp NOW; // real time of current server tick
135
136ecb_noinline utf8_string cfSvPVutf8_nolen (SV *sv);
99 137
100enum event_klass 138enum event_klass
101{ 139{
102 KLASS_NONE, 140 KLASS_NONE,
103 KLASS_GLOBAL, 141 KLASS_GLOBAL,
… …
134#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 172#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
135#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 173#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
136#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 174#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
137 175
138// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 176// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
139#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0) 177#define INVOKE(obj,event, ...) (ecb_expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
140#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) 178#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
141#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__) 179#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
142#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__) 180#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
143#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__) 181#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
144#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__) 182#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
… …
153int cfperl_result_INT (int idx); 191int cfperl_result_INT (int idx);
154 192
155////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 193//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
156 194
157INTERFACE_CLASS (attachable) 195INTERFACE_CLASS (attachable)
158struct attachable 196struct attachable : refcnt_base
159{ 197{
160 static MGVTBL vtbl; 198 static MGVTBL vtbl;
161
162 static unordered_vector<attachable *> mortals;
163 MTH static void check_mortals ();
164 199
165 enum { 200 enum {
166 F_DESTROYED = 0x01, 201 F_DESTROYED = 0x01,
167 F_DEBUG_TRACE = 0x02, 202 F_DEBUG_TRACE = 0x02,
168 }; 203 };
204 uint8 ACC (RW, attachable_flags);
205
206 static unordered_vector<attachable *> mortals;
207 MTH static void check_mortals ();
169 208
170 // object is delete'd after the refcount reaches 0 209 // object is delete'd after the refcount reaches 0
171 int ACC (RW, flags);
172 mutable int ACC (RW, refcnt);
173
174 MTH void refcnt_inc () const { ++refcnt; }
175 MTH void refcnt_dec () const { --refcnt; }
176
177 MTH int refcnt_cnt () const; 210 MTH int refcnt_cnt () const;
178 // check wether the object has died and destroy 211 // check wether the object has died and destroy
179 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 212 MTH void refcnt_chk () { if (ecb_expect_false (refcnt <= 0)) do_check (); }
180 213
181 // destroy the object unless it was already destroyed 214 // destroy the object unless it was already destroyed
182 // this politely asks everybody interested the reduce 215 // this politely asks everybody interested the reduce
183 // the refcount to 0 as soon as possible. 216 // the refcount to 0 as soon as possible.
184 MTH void destroy (); 217 MTH void destroy ();
185 218
186 // return wether an object was destroyed already 219 // return wether an object was destroyed already
187 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 ();
188 224
189 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 225 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
190 226
191#if 0 227#if 0
192private: 228private:
… …
200 236
201 void sever_self (); // sever this object from its self, if it has one. 237 void sever_self (); // sever this object from its self, if it has one.
202 void optimise (); // possibly save some memory by destroying unneeded data 238 void optimise (); // possibly save some memory by destroying unneeded data
203 239
204 attachable () 240 attachable ()
205 : flags (0), refcnt (0), self (0), cb (0), attach (0) 241 : attachable_flags (0), self (0), cb (0), attach (0)
206 { 242 {
207 } 243 }
208 244
209 attachable (const attachable &src) 245 attachable (const attachable &src)
210 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 246 : attachable_flags (0), self (0), cb (0), attach (src.attach)
211 { 247 {
212 } 248 }
213 249
214 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 }
215 262
216 attachable &operator =(const attachable &src); 263 attachable &operator =(const attachable &src);
217 264
218 // used to _quickly_ device wether to shortcut the evaluation 265 // used to _quickly_ decide wether to shortcut the evaluation
219 bool should_invoke (event_type event) 266 bool should_invoke (event_type event)
220 { 267 {
221 return ev_want_event [event] || cb; 268 return ev_want_event [event] || cb;
222 } 269 }
223 270
224 bool invoke (event_type event, ...); 271 bool invoke (/*event_type*/int event, ...);
225 272
226 MTH void instantiate (); 273 MTH void instantiate ();
227 void reattach (); 274 void reattach ();
228 275
229protected: 276protected:
230 // do the real refcount checking work 277 // do the real refcount checking work
231 void do_check (); 278 void do_check ();
232 279
233 // the method that does the real destroy work 280 // the method that does the real destroy work
234 virtual void do_destroy (); 281 virtual void do_destroy ();
282
283 // destructor is protected, should not be called by anybody
284 virtual ~attachable ();
235}; 285};
236 286
237// 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
238struct global : attachable 288struct global : attachable
239{ 289{
… …
242 292
243extern struct global gbl_ev; 293extern struct global gbl_ev;
244 294
245////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 295//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
246 296
247struct object_freezer : dynbuf_text 297#include "freezethaw.h"
248{
249 AV *av;
250
251 object_freezer ();
252 ~object_freezer ();
253
254 void put (attachable *ext);
255
256 // used only for user-defined key-value pairs
257 void put (const shstr &k, const shstr &v)
258 {
259 add (k);
260
261 if (expect_true (v))
262 add (' '), add (v);
263
264 add ('\n');
265 }
266
267 template<typename T>
268 void put_string (keyword k, const T &v)
269 {
270 int klen = keyword_len [k];
271 int vlen = v ? strlen (v) + 1 : 0;
272
273 char *p = (char *)alloc (klen + vlen + 1);
274
275 memcpy (p, keyword_str [k], klen); p += klen;
276
277 if (expect_true (v))
278 {
279 *p++ = ' '; vlen--;
280 memcpy (p, v, vlen); p += vlen;
281 }
282
283 *p = '\n';
284 }
285
286 void put (keyword k, const char *v = 0)
287 {
288 put_string (k, v);
289 }
290
291 void put (keyword k, const shstr &v)
292 {
293 put_string (k, v);
294 }
295
296 void put (keyword k, double v)
297 {
298 force (MAX_KEYWORD_LEN + 2 + 32);
299 fadd (keyword_str [k], keyword_len [k]);
300 fadd (' ');
301 falloc (sprintf (ptr, "%.7g", v));
302 fadd ('\n');
303 }
304
305 void put_(keyword k, sint64 v)
306 {
307 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
308 fadd (keyword_str [k], keyword_len [k]);
309 fadd (' ');
310 add (v);
311 fadd ('\n');
312 }
313
314 void put_(keyword k, sint32 v)
315 {
316 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
317 fadd (keyword_str [k], keyword_len [k]);
318 fadd (' ');
319 add (v);
320 fadd ('\n');
321 }
322
323 void put (keyword k, float v) { put (k, (double)v); }
324 void put (keyword k, signed char v) { put_(k, (sint32)v); }
325 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
326 void put (keyword k, signed short v) { put_(k, (sint32)v); }
327 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
328 void put (keyword k, signed int v) { put_(k, (sint32)v); }
329 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
330 void put (keyword k, signed long v) { put_(k, (sint64)v); }
331 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
332 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
333 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
334
335 void put (keyword kbeg, keyword kend, const shstr &v)
336 {
337 force (MAX_KEYWORD_LEN + 1);
338 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
339
340 if (expect_true (v))
341 {
342 add (v);
343 add ('\n');
344 }
345
346 force (MAX_KEYWORD_LEN + 1);
347 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
348 }
349
350 template<typename T>
351 void put (keyword k, const T *v)
352 {
353 if (v)
354 put (k, v->name);
355 else
356 put (k, (const char *)0);
357 }
358
359 template<typename T>
360 void put (keyword k, const refptr<T> &v)
361 {
362 put (k, (T *)v);
363 }
364
365 bool save (const char *path);
366 char *as_string (); // like strdup
367
368 operator bool () { return !!av; }
369};
370
371struct object_thawer
372{
373 char *line; // current beginning of line
374 SV *text; // text part
375 AV *av; // perl part
376 int linenum;
377 keyword kw;
378 char *kw_str; // the keyword parsed, as string
379 char *value; // the value, or 0 if no value
380 char *value_nn; // the value, or the empty string if no value
381 const char *name;
382
383 operator bool () { return !!text; }
384
385 object_thawer (const char *path = 0);
386 object_thawer (const char *data, AV *perlav);
387 ~object_thawer ();
388
389 void get (attachable *obj, int oid);
390
391 // parse next line
392 void next ();
393 // skip the current key-value (usually fetch next line, for
394 // multiline-fields, skips till the corresponding end-kw
395 void skip ();
396
397 char *get_str () { return value; } // may be 0
398 void get_ml (keyword kend, shstr &sh);
399
400 void get_ornull (shstr &sh) const { sh = value; }
401 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
402
403 bool get_bool () const { return *value_nn == '1'; }
404 sint32 get_sint32 () const;
405 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
406 double get_double () const { return strtod (value_nn, 0); }
407
408 void get (float &v) { v = get_double (); }
409 void get (double &v) { v = get_double (); }
410
411 void get (bool &i) { i = get_bool (); }
412 void get (sint8 &i) { i = get_sint32 (); }
413 void get (uint8 &i) { i = get_sint32 (); }
414 void get (sint16 &i) { i = get_sint32 (); }
415 void get (uint16 &i) { i = get_sint32 (); }
416 void get (sint32 &i) { i = get_sint32 (); }
417
418 void get (uint32 &i) { i = get_sint64 (); }
419 void get (sint64 &i) { i = get_sint64 (); }
420
421 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
422};
423
424//TODO: remove
425char *fgets (char *s, int n, object_thawer &thawer);
426 298
427////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 299//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
428 300
429struct coroapi { 301struct coroapi {
430 static struct CoroAPI *GCoroAPI; 302 static struct CoroAPI *GCoroAPI;
431 303
304 static EV_ATOMIC_T cede_pending;
305
432 static int nready () { return CORO_NREADY; } 306 static int nready () { return CORO_NREADY; }
433 static int cede () { return CORO_CEDE ; } 307 static int cede () { cede_pending = 0; return CORO_CEDE ; }
434 308
435 static double (*time)();
436 static double next_cede;
437 static int cede_counter;
438
439 static void do_cede_every ();
440 static void do_cede_to_tick (); 309 static void do_cede_to_tick ();
441 static void do_cede_to_tick_every ();
442 310
443 static void cede_every (int count) 311 // actually cede's far more often
444 {
445 if (expect_false (++cede_counter >= count))
446 do_cede_every ();
447 }
448
449 static void cede_to_tick () 312 static bool cede_to_tick ()
450 { 313 {
451 if (expect_false (time () >= next_cede)) 314 if (ecb_expect_true (!cede_pending))
315 return false;
316
452 do_cede_to_tick (); 317 do_cede_to_tick ();
453 } 318 return true;
454
455 static void cede_to_tick_every (int count)
456 {
457 if (expect_false (++cede_counter >= count))
458 cede_to_tick ();
459 } 319 }
460 320
461 static void wait_for_tick (); 321 static void wait_for_tick ();
462 static void wait_for_tick_begin (); 322 static void wait_for_tick_begin ();
463}; 323};
464 324
465struct watcher_base 325struct evapi
466{ 326{
467 static struct EventAPI *GEventAPI; 327 static struct EVAPI *GEVAPI;
468}; 328};
469 329
470template<class base>
471struct watcher : watcher_base
472{
473 base *pe;
474
475 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
476 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
477 void now () { GEventAPI->now ((pe_watcher *)pe); }
478 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
479 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
480
481 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
482
483 ~watcher ()
484 {
485 cancel ();
486 }
487
488private:
489 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
490};
491
492struct iw : watcher<pe_idle>, callback<void (iw &)>
493{
494 template<class O, class M>
495 iw (O object, M method)
496 : callback<void (iw &)> (object, method)
497 {
498 alloc ();
499 }
500
501private:
502 void alloc ();
503};
504
505struct iow : watcher<pe_io>, callback<void (iow &, int)> 330struct iow : ev_io, evapi, callback<void (iow &, int)>
506{ 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
507 template<class O, class M> 339 template<class O, class M>
508 iow (O object, M method) 340 iow (O object, M method)
509 : callback<void (iow &, int)> (object, method) 341 : callback<void (iow &, int)> (object, method)
510 { 342 {
511 alloc (); 343 ev_init ((ev_io *)this, thunk);
512 } 344 }
513 345
514 void fd (int fd); 346 void prio (int prio)
515 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
516 void poll (int events); 358 void poll (int events);
517 359
518private: 360 void start ()
519 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 }
520}; 406};
521 407
522#endif 408#endif
523 409

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