ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/include/cfperl.h
(Generate patch)

Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.65 by root, Thu May 24 03:33:29 2007 UTC vs.
Revision 1.106 by root, Sun Oct 11 18:18:03 2009 UTC

1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
8 * Deliantra is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <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__
12 35
13#include <EXTERN.h> 36#include <EXTERN.h>
14#include <perl.h> 37#include <perl.h>
15#include <XSUB.h> 38#include <XSUB.h>
16 39
17#include <EventAPI.h> 40#include <EVAPI.h>
18#include <CoroAPI.h> 41#include <CoroAPI.h>
19 42
20#include "util.h" 43#include "util.h"
21#include "keyword.h" 44#include "keyword.h"
22#include "dynbuf.h" 45#include "dynbuf.h"
27// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
28#undef localtime 51#undef localtime
29#undef srand48 52#undef srand48
30#undef drand48 53#undef drand48
31#undef srandom 54#undef srandom
55#undef opendir
32#undef readdir 56#undef readdir
57#undef closedir
33#undef getprotobyname 58#undef getprotobyname
34#undef gethostbyname 59#undef gethostbyname
35#undef ctime 60#undef ctime
36#undef strerror 61#undef strerror
62#undef _
37 63
38// same here, massive symbol spamming 64// same here, massive symbol spamming
39#undef do_open 65#undef do_open
40#undef do_close 66#undef do_close
41#undef ref 67#undef ref
46#undef random 72#undef random
47#undef crypt 73#undef crypt
48 74
49////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 75//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
50 76
77#define _(msg) (msg)
78#define N_(msg) (msg)
79
80//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
81
51// some macros to simplify perl in-calls 82// some macros to simplify perl in-calls
52 83
53#define CHECK_ERROR \ 84#define CHECK_ERROR \
54 if (SvTRUE (ERRSV)) \ 85 if (SvTRUE (ERRSV)) \
55 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 86 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
56 87
57#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 88#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
58#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc 89#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
59#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 90#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
60#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; 91#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
61#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 92#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE
62 93
63////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 94//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
64 95
65void cfperl_init (); 96void cfperl_init ();
66void cfperl_main (); 97void cfperl_main ();
98void cfperl_tick ();
67void cfperl_emergency_save (); 99void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core); 100void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level); 101void cfperl_make_book (object *book, int level);
102void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
103int cfperl_can_merge (object *ob1, object *ob2);
104void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
70 105
71////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 106bool is_match_expr (const char *expr);
107/* applies the match expression and returns true if it matches */
108bool match (const char *expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
72 109
110//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
111
112#if IVSIZE >= 8
113 typedef IV val64;
114 typedef IV uval64;
115# define newSVval64 newSViv
116# define SvVAL64 SvIV
117# define newSVuval64 newSVuv
118# define SvUVAL64 SvUV
119#else
120 typedef double val64;
121 typedef double uval64;
122# define newSVval64 newSVnv
123# define SvVAL64 SvNV
124# define newSVuval64 newSVnv
125# define SvUVAL64 SvNV
126#endif
127
73// virtual server time, excluding time jumps and lag 128extern tstamp runtime; // virtual server time, excluding time jumps and lag
74extern double runtime; 129extern tstamp NOW; // real time of current server tick
75 130
76enum event_klass 131enum event_klass
77{ 132{
78 KLASS_NONE, 133 KLASS_NONE,
79 KLASS_GLOBAL, 134 KLASS_GLOBAL,
110#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 165#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
111#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 166#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
112#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 167#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
113 168
114// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 169// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
115 170#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
116// all these return true when the normal event processing should be skipped (if any)
117#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 171#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
118#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 172#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
119#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 173#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
120#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 174#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
121#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 175#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
122#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 176#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
123 177
124//TODO should index into @result 178//TODO should index into @result
125#define RESULT(idx,type) cfperl_result_ ## type (idx) 179#define RESULT(idx,type) cfperl_result_ ## type (idx)
126#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 180#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
127#define RESULT_INT(idx) RESULT(idx, INT) 181#define RESULT_INT(idx) RESULT(idx, INT)
130int cfperl_result_INT (int idx); 184int cfperl_result_INT (int idx);
131 185
132////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 186//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
133 187
134INTERFACE_CLASS (attachable) 188INTERFACE_CLASS (attachable)
135struct attachable 189struct attachable : refcnt_base
136{ 190{
137 static MGVTBL vtbl; 191 static MGVTBL vtbl;
138
139 static unordered_vector<attachable *> mortals;
140 MTH static void check_mortals ();
141 192
142 enum { 193 enum {
143 F_DESTROYED = 0x01, 194 F_DESTROYED = 0x01,
144 F_DEBUG_TRACE = 0x02, 195 F_DEBUG_TRACE = 0x02,
145 }; 196 };
197 uint8 ACC (RW, flags);
198
199 static unordered_vector<attachable *> mortals;
200 MTH static void check_mortals ();
146 201
147 // object is delete'd after the refcount reaches 0 202 // object is delete'd after the refcount reaches 0
148 int ACC (RW, flags);
149 mutable int ACC (RW, refcnt);
150
151 MTH void refcnt_inc () const { ++refcnt; }
152 MTH void refcnt_dec () const { --refcnt; }
153
154 MTH int refcnt_cnt () const; 203 MTH int refcnt_cnt () const;
155 // check wether the object has died and destroy 204 // check wether the object has died and destroy
156 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 205 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
157 206
158 // destroy the object unless it was already destroyed 207 // destroy the object unless it was already destroyed
159 // this politely asks everybody interested the reduce 208 // this politely asks everybody interested the reduce
160 // the refcount to 0 as soon as possible. 209 // the refcount to 0 as soon as possible.
161 MTH void destroy (); 210 MTH void destroy ();
177 226
178 void sever_self (); // sever this object from its self, if it has one. 227 void sever_self (); // sever this object from its self, if it has one.
179 void optimise (); // possibly save some memory by destroying unneeded data 228 void optimise (); // possibly save some memory by destroying unneeded data
180 229
181 attachable () 230 attachable ()
182 : flags (0), refcnt (0), self (0), cb (0), attach (0) 231 : flags (0), self (0), cb (0), attach (0)
183 { 232 {
184 } 233 }
185 234
186 attachable (const attachable &src) 235 attachable (const attachable &src)
187 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 236 : flags (0), self (0), cb (0), attach (src.attach)
188 { 237 {
189 } 238 }
190 239
191 virtual ~attachable (); 240 // set a custom key to the given value, or delete it if value = 0
241 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
242
243 void set_key_text (const char *key, const char *value = 0)
244 {
245 set_key (key, value, 1);
246 }
247
248 void set_key_data (const char *key, const char *value = 0)
249 {
250 set_key (key, value, 0);
251 }
192 252
193 attachable &operator =(const attachable &src); 253 attachable &operator =(const attachable &src);
194 254
195 bool vinvoke (event_type event, va_list &ap); 255 // used to _quickly_ device wether to shortcut the evaluation
256 bool should_invoke (event_type event)
257 {
258 return ev_want_event [event] || cb;
259 }
260
196 bool invoke (event_type event, ...) 261 bool invoke (event_type event, ...);
197 {
198 if (ev_want_event [event] || cb)
199 {
200 va_list ap;
201 va_start (ap, event);
202 vinvoke (event, ap);
203 va_end (ap);
204 }
205 }
206 262
207 MTH void instantiate (); 263 MTH void instantiate ();
208 void reattach (); 264 void reattach ();
209 265
210protected: 266protected:
211 // do the real refcount checking work 267 // do the real refcount checking work
212 void do_check (); 268 void do_check ();
213 269
214 // the method that does the real destroy work 270 // the method that does the real destroy work
215 virtual void do_destroy (); 271 virtual void do_destroy ();
272
273 // destructor is protected, should not be called by anybody
274 virtual ~attachable ();
216}; 275};
217 276
218// the global object is a pseudo object that cares for the global events 277// the global object is a pseudo object that cares for the global events
219struct global : attachable 278struct global : attachable
220{ 279{
223 282
224extern struct global gbl_ev; 283extern struct global gbl_ev;
225 284
226////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 285//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
227 286
287INTERFACE_CLASS(object_freezer)
228struct object_freezer : dynbuf_text 288struct object_freezer : dynbuf_text
229{ 289{
230 AV *av; 290 AV *av;
231 291
232 object_freezer (); 292 object_freezer ();
233 ~object_freezer (); 293 ~object_freezer ();
234 294
235 void put (attachable *ext); 295 void put (attachable *ext);
236 296
237 // used only for user-defined key-value pairs 297 // used only for user-defined key-value pairs
238 void put (const shstr &k, const shstr &v) 298 void put (shstr_tmp k, shstr_tmp v)
239 { 299 {
240 add (k); 300 add (k);
241 301
242 if (v) 302 if (expect_true (v))
243 add (' '), add (v); 303 add (' '), add (v);
244 304
245 add ('\n'); 305 add ('\n');
246 } 306 }
247 307
248 //TODO//temporary, used only for saving body locations
249 void put (const char *k, int v)
250 {
251 add (k);
252 add (' ');
253 add (sint32 (v));
254 add ('\n');
255 }
256
257 template<typename T> 308 template<typename T>
258 void put_string (keyword k, const T &v) 309 void put_kw_string (keyword k, const T &v)
259 { 310 {
260 int klen = keyword_len [k]; 311 int klen = keyword_len [k];
261 int vlen = v ? strlen (v) + 1 : 0; 312 int vlen = v ? strlen (v) + 1 : 0;
262 313
263 char *p = (char *)alloc (klen + vlen + 1); 314 char *p = (char *)alloc (klen + vlen + 1);
264 315
265 memcpy (p, keyword_str [k], klen); p += klen; 316 memcpy (p, keyword_str [k], klen); p += klen;
266 317
267 if (v) 318 if (expect_true (v))
268 { 319 {
269 *p++ = ' '; vlen--; 320 *p++ = ' '; vlen--;
270 memcpy (p, v, vlen); p += vlen; 321 memcpy (p, v, vlen); p += vlen;
271 } 322 }
272 323
273 *p = '\n'; 324 *p = '\n';
274 } 325 }
275 326
276 void put (keyword k, const char *v = 0) 327 void put (keyword k, const char *v = 0)
277 { 328 {
278 put_string (k, v); 329 put_kw_string (k, v);
279 } 330 }
280 331
281 void put (keyword k, const shstr &v) 332 void put (keyword k, shstr_tmp v)
282 { 333 {
283 put_string (k, v); 334 put_kw_string (k, v);
284 } 335 }
285 336
286 void put (keyword k, double v) 337 void put (keyword k, double v)
287 { 338 {
288 char buf [128]; 339 force (MAX_KEYWORD_LEN + 2 + 32);
289 340 fadd (keyword_str [k], keyword_len [k]);
290 snprintf (buf, 128, "%.7g", v); 341 fadd (' ');
291 342 falloc (sprintf (ptr, "%.7g", v));
292 put (k, (const char *)buf); 343 fadd ('\n');
293 } 344 }
294 345
295 void put_(keyword k, sint64 v) 346 void put_(keyword k, sint64 v)
296 { 347 {
348 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
297 add (keyword_str [k], keyword_len [k]); 349 fadd (keyword_str [k], keyword_len [k]);
298 add (' '); 350 fadd (' ');
299 add (v); 351 add (v);
300 add ('\n'); 352 fadd ('\n');
301 } 353 }
302 354
303 void put_(keyword k, sint32 v) 355 void put_(keyword k, sint32 v)
304 { 356 {
357 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
305 add (keyword_str [k], keyword_len [k]); 358 fadd (keyword_str [k], keyword_len [k]);
306 add (' '); 359 fadd (' ');
307 add (v); 360 add (v);
308 add ('\n'); 361 fadd ('\n');
309 }
310
311 void put (keyword kbeg, keyword kend, const shstr &v)
312 {
313 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
314
315 if (v)
316 {
317 add (v);
318 add ('\n');
319 }
320
321 add (keyword_str [kend], keyword_len [kend]); add ('\n');
322 } 362 }
323 363
324 void put (keyword k, float v) { put (k, (double)v); } 364 void put (keyword k, float v) { put (k, (double)v); }
325 void put (keyword k, signed char v) { put_(k, (sint32)v); } 365 void put (keyword k, signed char v) { put_(k, (sint32)v); }
326 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 366 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
331 void put (keyword k, signed long v) { put_(k, (sint64)v); } 371 void put (keyword k, signed long v) { put_(k, (sint64)v); }
332 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 372 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
333 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 373 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
334 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 374 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
335 375
336 template<typename T> 376 void put (keyword kbeg, keyword kend, shstr_tmp v)
377 {
378 force (MAX_KEYWORD_LEN + 1);
379 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
380
381 if (expect_true (v))
382 {
383 add (v);
384 add ('\n');
385 }
386
387 force (MAX_KEYWORD_LEN + 1);
388 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
389 }
390
391 void put (keyword k, archetype *v);
392 void put (keyword k, treasurelist *v);
337 void put (keyword k, const T *v) 393 void put (keyword k, faceinfo *v);
338 {
339 if (v)
340 put (k, v->name);
341 else
342 put (k, (const char *)0);
343 }
344 394
345 template<typename T> 395 template<typename T>
346 void put (keyword k, const refptr<T> &v) 396 void put (keyword k, const refptr<T> &v)
347 { 397 {
348 put (k, (T *)v); 398 put (k, (T *)v);
349 } 399 }
350 400
351 bool save (const char *path); 401 MTH bool save (const_octet_string path);
352 char *as_string (); // like strdup 402 char *as_string (); // like strdup
353 403
354 operator bool () { return !!av; } 404 operator bool () { return !!av; }
355}; 405};
356 406
357// compatibility support, should be removed when no longer needed 407INTERFACE_CLASS(object_thawer)
358void fprintf (object_freezer &freezer, const char *format, ...);
359void fputs (const char *s, object_freezer &freezer);
360
361struct object_thawer 408struct object_thawer
362{ 409{
410 char *line; // current beginning of line
363 SV *text; // text part 411 SV *text; // text part
364 AV *av; // perl part 412 AV *av; // perl part
365 int linenum; 413 int linenum;
366 char *line; // current beginning of line
367 keyword kw; 414 keyword kw;
368 char *kw_str, *value; 415 char *kw_str; // the keyword parsed, as string
416 char *value; // the value, or 0 if no value
417 const char *value_nn; // the value, or the empty string if no value
369 const char *name; 418 const char *name;
370 419
371 operator bool () { return !!text; } 420 operator bool () const { return !!text; }
372 421
373 object_thawer (const char *path = 0); 422 object_thawer (const char *path = 0);
374 object_thawer (const char *data, AV *perlav); 423 object_thawer (const char *data, AV *perlav);
375 ~object_thawer (); 424 ~object_thawer ();
376 425
377 void get (attachable *obj, int oid); 426 void get (attachable *obj, int oid);
378 427
379 // parse next line 428 // parse next line
380 void next (); 429 MTH void next ();
381 // skip the current key-value (usually fetch next line, for 430 // skip the current key-value (usually fetch next line, for
382 // multiline-fields, skips untilt he corresponding end-kw 431 // multiline-fields, skips till the corresponding end-kw
383 void skip (); 432 MTH void skip ();
384 433 MTH void skip_block (); // skips till and over KW_end
385 //TODO: remove, deprecated
386 keyword get_kv ()
387 {
388 next ();
389 return kw;
390 }
391 434
392 char *get_str () { return value; } // may be 0 435 char *get_str () { return value; } // may be 0
436 void get_ml (keyword kend, shstr &sh);
393 437
394 void get (shstr &sh) const;
395 void get_ornull (shstr &sh) const { sh = value; } 438 void get_ornull (shstr &sh) const { sh = value; }
396 void get_ml (keyword kend, shstr &sh); 439 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
397 440
441 bool get_bool () const { return *value_nn == '1'; }
398 sint32 get_sint32 () const; 442 sint32 get_sint32 () const;
399 sint64 get_sint64 () const; 443 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
400 double get_double () const; 444 double get_double () const { return strtod (value_nn, 0); }
401 445
402 void get (float &v) { v = get_double (); } 446 void get (float &v) { v = get_double (); }
403 void get (double &v) { v = get_double (); } 447 void get (double &v) { v = get_double (); }
404 448
405 void get (bool &i) { i = get_sint32 (); } 449 void get (bool &i) { i = get_bool (); }
406 void get (sint8 &i) { i = get_sint32 (); } 450 void get (sint8 &i) { i = get_sint32 (); }
407 void get (uint8 &i) { i = get_sint32 (); } 451 void get (uint8 &i) { i = get_sint32 (); }
408 void get (sint16 &i) { i = get_sint32 (); } 452 void get (sint16 &i) { i = get_sint32 (); }
409 void get (uint16 &i) { i = get_sint32 (); } 453 void get (uint16 &i) { i = get_sint32 (); }
410 void get (sint32 &i) { i = get_sint32 (); } 454 void get (sint32 &i) { i = get_sint32 (); }
411 455
412 void get (uint32 &i) { i = get_sint64 (); } 456 void get (uint32 &i) { i = get_sint64 (); }
413 void get (sint64 &i) { i = get_sint64 (); } 457 void get (sint64 &i) { i = get_sint64 (); }
414 458
459 MTH void parse_warn (const char *msg);
415 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 460 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
461
462 struct delayed_ref {
463 attachable *op;
464 object_ptr *ptr;
465 const char *ref;
466 };
467 std::vector<delayed_ref> delrefs;
468
469 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
470 MTH void resolve_delayed_derefs (bool deref = true);
416}; 471};
417 472
418//TODO: remove 473//TODO: remove
419char *fgets (char *s, int n, object_thawer &thawer); 474char *fgets (char *s, int n, object_thawer &thawer);
420 475
421////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 476//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
422 477
423struct coroapi { 478struct coroapi {
424 static struct CoroAPI *GCoroAPI; 479 static struct CoroAPI *GCoroAPI;
425 480
481 static EV_ATOMIC_T cede_pending;
482
426 static int nready () { return CORO_NREADY; } 483 static int nready () { return CORO_NREADY; }
427 static int cede () { return CORO_CEDE ; } 484 static int cede () { cede_pending = 0; return CORO_CEDE ; }
428 485
429 static double (*time)();
430 static double next_cede;
431 static int cede_counter;
432
433 static void do_cede_every ();
434 static void do_cede_to_tick (); 486 static void do_cede_to_tick ();
435 static void do_cede_to_tick_every ();
436 487
437 static void cede_every (int count) 488 // actually cede's far more often
438 {
439 if (++cede_counter >= count)
440 do_cede_every ();
441 }
442
443 static void cede_to_tick () 489 static bool cede_to_tick ()
444 { 490 {
445 if (time () >= next_cede) 491 if (expect_true (!cede_pending))
492 return false;
493
446 do_cede_to_tick (); 494 do_cede_to_tick ();
447 } 495 return true;
448
449 static void cede_to_tick_every (int count)
450 {
451 if (++cede_counter >= count)
452 cede_to_tick ();
453 } 496 }
454 497
455 static void wait_for_tick (); 498 static void wait_for_tick ();
456 static void wait_for_tick_begin (); 499 static void wait_for_tick_begin ();
457}; 500};
458 501
459struct watcher_base 502struct evapi
460{ 503{
461 static struct EventAPI *GEventAPI; 504 static struct EVAPI *GEVAPI;
462}; 505};
463 506
464template<class base>
465struct watcher : watcher_base
466{
467 base *pe;
468
469 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
470 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
471 void now () { GEventAPI->now ((pe_watcher *)pe); }
472 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
473 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
474
475 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
476
477 ~watcher ()
478 {
479 cancel ();
480 }
481
482private:
483 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
484};
485
486struct iw : watcher<pe_idle>, callback<void (iw &)>
487{
488 template<class O, class M>
489 iw (O object, M method)
490 : callback<void (iw &)> (object, method)
491 {
492 alloc ();
493 }
494
495private:
496 void alloc ();
497};
498
499struct iow : watcher<pe_io>, callback<void (iow &, int)> 507struct iow : ev_io, evapi, callback<void (iow &, int)>
500{ 508{
509 static void thunk (EV_P_ struct ev_io *w_, int revents)
510 {
511 iow &w = *static_cast<iow *>(w_);
512
513 w (w, revents);
514 }
515
501 template<class O, class M> 516 template<class O, class M>
502 iow (O object, M method) 517 iow (O object, M method)
503 : callback<void (iow &, int)> (object, method) 518 : callback<void (iow &, int)> (object, method)
504 { 519 {
505 alloc (); 520 ev_init ((ev_io *)this, thunk);
506 } 521 }
507 522
508 void fd (int fd); 523 void prio (int prio)
509 int poll (); 524 {
525 ev_set_priority ((ev_io *)this, prio);
526 }
527
528 void set (int fd, int events)
529 {
530 ev_io_set ((ev_io *)this, fd, events);
531 }
532
533 int poll () const { return events; }
534
510 void poll (int events); 535 void poll (int events);
511 536
512private: 537 void start ()
513 void alloc (); 538 {
539 ev_io_start (EV_DEFAULT, (ev_io *)this);
540 }
541
542 void stop ()
543 {
544 ev_io_stop (EV_DEFAULT, (ev_io *)this);
545 }
546
547 ~iow ()
548 {
549 stop ();
550 }
551};
552
553struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
554{
555 static void thunk (EV_P_ struct ev_async *w_, int revents)
556 {
557 asyncw &w = *static_cast<asyncw *>(w_);
558
559 w (w, revents);
560 }
561
562 template<class O, class M>
563 asyncw (O object, M method)
564 : callback<void (asyncw &, int)> (object, method)
565 {
566 ev_init ((ev_async *)this, thunk);
567 }
568
569 void start ()
570 {
571 ev_async_start (EV_DEFAULT, (ev_async *)this);
572 }
573
574 void stop ()
575 {
576 ev_async_stop (EV_DEFAULT, (ev_async *)this);
577 }
578
579 ~asyncw ()
580 {
581 stop ();
582 }
514}; 583};
515 584
516#endif 585#endif
517 586

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines