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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.44 by root, Sun Dec 31 10:28:36 2006 UTC vs.
Revision 1.105 by root, Thu Jan 8 19:23:44 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__
6 29
30#include <cstdarg>
7#include <cstdio> 31#include <cstdio>
32#include <bitset>
8 33
9using namespace std; 34using namespace std;
10 35
11#include <EXTERN.h> 36#include <EXTERN.h>
12#include <perl.h> 37#include <perl.h>
13#include <XSUB.h> 38#include <XSUB.h>
14 39
15#include <EventAPI.h> 40#include <EVAPI.h>
16#include <CoroAPI.h> 41#include <CoroAPI.h>
17 42
18#include "util.h" 43#include "util.h"
19#include "keyword.h" 44#include "keyword.h"
20#include "dynbuf.h" 45#include "dynbuf.h"
… …
25// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
26#undef localtime 51#undef localtime
27#undef srand48 52#undef srand48
28#undef drand48 53#undef drand48
29#undef srandom 54#undef srandom
55#undef opendir
30#undef readdir 56#undef readdir
57#undef closedir
31#undef getprotobyname 58#undef getprotobyname
32#undef gethostbyname 59#undef gethostbyname
33#undef ctime 60#undef ctime
34#undef strerror 61#undef strerror
62#undef _
35 63
36// same here, massive symbol spamming 64// same here, massive symbol spamming
37#undef do_open 65#undef do_open
38#undef do_close 66#undef do_close
39#undef ref 67#undef ref
… …
44#undef random 72#undef random
45#undef crypt 73#undef crypt
46 74
47////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 75//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
48 76
77#define _(msg) (msg)
78#define N_(msg) (msg)
79
80//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
81
49// some macros to simplify perl in-calls 82// some macros to simplify perl in-calls
50 83
51#define CHECK_ERROR \ 84#define CHECK_ERROR \
52 if (SvTRUE (ERRSV)) \ 85 if (SvTRUE (ERRSV)) \
53 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 86 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
54 87
55#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)
56#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
57#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 90#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; 91#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
59#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 92#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE
60 93
61////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 94//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
62 95
63void cfperl_init (); 96void cfperl_init ();
64void cfperl_main (); 97void cfperl_main ();
98void cfperl_tick ();
99void cfperl_emergency_save ();
100void cfperl_cleanup (int make_core);
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);
65 105
66////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 106//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
67 107
108#if IVSIZE >= 8
109 typedef IV val64;
110 typedef IV uval64;
111# define newSVval64 newSViv
112# define SvVAL64 SvIV
113# define newSVuval64 newSVuv
114# define SvUVAL64 SvUV
115#else
116 typedef double val64;
117 typedef double uval64;
118# define newSVval64 newSVnv
119# define SvVAL64 SvNV
120# define newSVuval64 newSVnv
121# define SvUVAL64 SvNV
122#endif
123
68// virtual server time, excluding time jumps and lag 124extern tstamp runtime; // virtual server time, excluding time jumps and lag
69extern double runtime; 125extern tstamp NOW; // real time of current server tick
70 126
71enum event_klass 127enum event_klass
72{ 128{
73 KLASS_NONE, 129 KLASS_NONE,
74 KLASS_GLOBAL, 130 KLASS_GLOBAL,
… …
85# define def(klass,name) EVENT_ ## klass ## _ ## name, 141# define def(klass,name) EVENT_ ## klass ## _ ## name,
86# include "eventinc.h" 142# include "eventinc.h"
87# undef def 143# undef def
88 NUM_EVENT_TYPES 144 NUM_EVENT_TYPES
89}; 145};
146
147// in which global events or per-type events are we interested
148extern bitset<NUM_EVENT_TYPES> ev_want_event;
149extern bitset<NUM_TYPES> ev_want_type;
90 150
91#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 151#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
92#define ARG_INT(v) DT_INT , static_cast<int> (v) 152#define ARG_INT(v) DT_INT , static_cast<int> (v)
93#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 153#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
94#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 154#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
… …
101#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 161#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
102#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 162#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
103#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 163#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
104 164
105// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 165// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
106 166#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
107// all these return true when the normal event processing should be skipped (if any)
108#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 167#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
109#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 168#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
110#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 169#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
111#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 170#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
112#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 171#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
113#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 172#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
114 173
115//TODO should index into @result 174//TODO should index into @result
116#define RESULT(idx,type) cfperl_result_ ## type (idx) 175#define RESULT(idx,type) cfperl_result_ ## type (idx)
117#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 176#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
118#define RESULT_INT(idx) RESULT(idx, INT) 177#define RESULT_INT(idx) RESULT(idx, INT)
… …
120double cfperl_result_DOUBLE (int idx); 179double cfperl_result_DOUBLE (int idx);
121int cfperl_result_INT (int idx); 180int cfperl_result_INT (int idx);
122 181
123////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 182//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
124 183
125struct attachable 184INTERFACE_CLASS (attachable)
185struct attachable : refcnt_base
126{ 186{
127 static MGVTBL vtbl; 187 static MGVTBL vtbl;
128 188
189 enum {
190 F_DESTROYED = 0x01,
191 F_DEBUG_TRACE = 0x02,
192 };
193 uint8 ACC (RW, flags);
194
129 static unordered_vector<attachable *> mortals; 195 static unordered_vector<attachable *> mortals;
130 static void check_mortals (); 196 MTH static void check_mortals ();
131
132 enum {
133 F_DESTROYED = 0x01,
134 F_BORROWED = 0x02,
135 };
136 197
137 // object is delete'd after the refcount reaches 0 198 // object is delete'd after the refcount reaches 0
138 mutable int refcnt; 199 MTH int refcnt_cnt () const;
139 int flags;
140
141 void refcnt_inc () const { ++refcnt; }
142 void refcnt_dec () const { --refcnt; }
143
144 // check wether the object has died and destroy 200 // check wether the object has died and destroy
145 void refcnt_chk () { if (refcnt <= 0) do_check (); } 201 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
146 202
147 // destroy the object unless it was already destroyed 203 // destroy the object unless it was already destroyed
148 // this politely asks everybody interested the reduce 204 // this politely asks everybody interested the reduce
149 // the refcount to 0 as soon as possible. 205 // the refcount to 0 as soon as possible.
150 void destroy (); 206 MTH void destroy ();
151 207
152 // return wether an object was destroyed already 208 // return wether an object was destroyed already
153 bool destroyed () const { return flags & F_DESTROYED; } 209 MTH bool destroyed () const { return flags & F_DESTROYED; }
154 210
155 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 211 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
156 212
157#if 0 213#if 0
158private: 214private:
… …
162 218
163 HV *self; // CF+ perl self 219 HV *self; // CF+ perl self
164 AV *cb; // CF+ callbacks 220 AV *cb; // CF+ callbacks
165 shstr attach; // generic extension attachment information 221 shstr attach; // generic extension attachment information
166 222
223 void sever_self (); // sever this object from its self, if it has one.
167 void optimise (); // possibly save some memory by destroying unneeded data 224 void optimise (); // possibly save some memory by destroying unneeded data
168 225
169 attachable () 226 attachable ()
170 : flags (0), refcnt (0), self (0), cb (0), attach (0) 227 : flags (0), self (0), cb (0), attach (0)
171 { 228 {
172 } 229 }
173 230
174 attachable (const attachable &src) 231 attachable (const attachable &src)
175 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 232 : flags (0), self (0), cb (0), attach (src.attach)
176 { 233 {
177 } 234 }
178 235
179 virtual ~attachable (); 236 // set a custom key to the given value, or delete it if value = 0
237 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
238
239 void set_key_text (const char *key, const char *value = 0)
240 {
241 set_key (key, value, 1);
242 }
243
244 void set_key_data (const char *key, const char *value = 0)
245 {
246 set_key (key, value, 0);
247 }
180 248
181 attachable &operator =(const attachable &src); 249 attachable &operator =(const attachable &src);
182 250
251 // used to _quickly_ device wether to shortcut the evaluation
252 bool should_invoke (event_type event)
253 {
254 return ev_want_event [event] || cb;
255 }
256
183 bool invoke (event_type event, ...); 257 bool invoke (event_type event, ...);
258
184 void instantiate (); 259 MTH void instantiate ();
185 void reattach (); 260 void reattach ();
186 261
187protected: 262protected:
188 // do the real refcount checking work 263 // do the real refcount checking work
189 void do_check (); 264 void do_check ();
190 265
191 // the method that does the real destroy work 266 // the method that does the real destroy work
192 virtual void do_destroy (); 267 virtual void do_destroy ();
268
269 // destructor is protected, should not be called by anybody
270 virtual ~attachable ();
193}; 271};
194 272
195// the global object is a pseudo object that cares for the global events 273// the global object is a pseudo object that cares for the global events
196struct global : attachable 274struct global : attachable
197{ 275{
… …
200 278
201extern struct global gbl_ev; 279extern struct global gbl_ev;
202 280
203////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 281//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
204 282
283INTERFACE_CLASS(object_freezer)
205struct object_freezer : dynbuf 284struct object_freezer : dynbuf_text
206{ 285{
207 AV *av; 286 AV *av;
208 287
209 object_freezer (); 288 object_freezer ();
210 ~object_freezer (); 289 ~object_freezer ();
211 290
212 void put (attachable *ext); 291 void put (attachable *ext);
213 292
214 // used only for user-defined key-value pairs 293 // used only for user-defined key-value pairs
215 void put (const shstr &k, const shstr &v) 294 void put (shstr_tmp k, shstr_tmp v)
216 { 295 {
217 add (k); 296 add (k);
218 297
219 if (v) 298 if (expect_true (v))
220 add (' '), add (v); 299 add (' '), add (v);
221 300
222 add ('\n'); 301 add ('\n');
223 } 302 }
224 303
225 //TODO//temporary, used only for saving body locations
226 void put (const char *k, int v)
227 {
228 add (k);
229 add (' ');
230 add (sint32 (v));
231 add ('\n');
232 }
233
234 template<typename T> 304 template<typename T>
235 void put_string (keyword k, const T &v) 305 void put_kw_string (keyword k, const T &v)
236 { 306 {
237 int klen = keyword_len [k]; 307 int klen = keyword_len [k];
238 int vlen = v ? strlen (v) + 1 : 0; 308 int vlen = v ? strlen (v) + 1 : 0;
239 309
240 char *p = (char *)alloc (klen + vlen + 1); 310 char *p = (char *)alloc (klen + vlen + 1);
241 311
242 memcpy (p, keyword_str [k], klen); p += klen; 312 memcpy (p, keyword_str [k], klen); p += klen;
243 313
244 if (v) 314 if (expect_true (v))
245 { 315 {
246 *p++ = ' '; vlen--; 316 *p++ = ' '; vlen--;
247 memcpy (p, v, vlen); p += vlen; 317 memcpy (p, v, vlen); p += vlen;
248 } 318 }
249 319
250 *p = '\n'; 320 *p = '\n';
251 } 321 }
252 322
253 void put (keyword k, const char *v) 323 void put (keyword k, const char *v = 0)
254 { 324 {
255 put_string (k, v); 325 put_kw_string (k, v);
256 } 326 }
257 327
258 void put (keyword k, const shstr &v) 328 void put (keyword k, shstr_tmp v)
259 { 329 {
260 put_string (k, v); 330 put_kw_string (k, v);
261 } 331 }
262 332
263 void put (keyword k, double v) 333 void put (keyword k, double v)
264 { 334 {
265 char buf [128]; 335 force (MAX_KEYWORD_LEN + 2 + 32);
266 336 fadd (keyword_str [k], keyword_len [k]);
267 snprintf (buf, 128, "%.7g", v); 337 fadd (' ');
268 338 falloc (sprintf (ptr, "%.7g", v));
269 put (k, (const char *)buf); 339 fadd ('\n');
270 } 340 }
271 341
272 void put_(keyword k, sint64 v) 342 void put_(keyword k, sint64 v)
273 { 343 {
344 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
274 add (keyword_str [k], keyword_len [k]); 345 fadd (keyword_str [k], keyword_len [k]);
275 add (' '); 346 fadd (' ');
276 add (v); 347 add (v);
277 add ('\n'); 348 fadd ('\n');
278 } 349 }
279 350
280 void put_(keyword k, sint32 v) 351 void put_(keyword k, sint32 v)
281 { 352 {
353 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
282 add (keyword_str [k], keyword_len [k]); 354 fadd (keyword_str [k], keyword_len [k]);
283 add (' '); 355 fadd (' ');
284 add (v); 356 add (v);
285 add ('\n'); 357 fadd ('\n');
286 }
287
288 void put (keyword kbeg, keyword kend, const shstr &v)
289 {
290 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
291
292 if (v)
293 {
294 add (v);
295 add ('\n');
296 }
297
298 add (keyword_str [kend], keyword_len [kend]); add ('\n');
299 } 358 }
300 359
301 void put (keyword k, float v) { put (k, (double)v); } 360 void put (keyword k, float v) { put (k, (double)v); }
302 void put (keyword k, signed char v) { put_(k, (sint32)v); } 361 void put (keyword k, signed char v) { put_(k, (sint32)v); }
303 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 362 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
… …
308 void put (keyword k, signed long v) { put_(k, (sint64)v); } 367 void put (keyword k, signed long v) { put_(k, (sint64)v); }
309 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 368 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
310 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 369 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
311 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 370 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
312 371
313 template<typename T> 372 void put (keyword kbeg, keyword kend, shstr_tmp v)
373 {
374 force (MAX_KEYWORD_LEN + 1);
375 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
376
377 if (expect_true (v))
378 {
379 add (v);
380 add ('\n');
381 }
382
383 force (MAX_KEYWORD_LEN + 1);
384 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
385 }
386
387 void put (keyword k, archetype *v);
388 void put (keyword k, treasurelist *v);
314 void put (keyword k, const T *v) 389 void put (keyword k, faceinfo *v);
315 {
316 if (v)
317 put (k, v->name);
318 else
319 put (k, (const char *)0);
320 }
321 390
322 template<typename T> 391 template<typename T>
323 void put (keyword k, const refptr<T> &v) 392 void put (keyword k, const refptr<T> &v)
324 { 393 {
325 put (k, (T *)v); 394 put (k, (T *)v);
326 } 395 }
327 396
328 bool save (const char *filename); 397 MTH bool save (const_octet_string path);
329 char *as_string (); // like strdup 398 char *as_string (); // like strdup
330 399
331 operator bool () { return !!av; } 400 operator bool () { return !!av; }
332}; 401};
333 402
334// compatibility support, should be removed when no longer needed 403INTERFACE_CLASS(object_thawer)
335int fprintf (object_freezer &freezer, const char *format, ...);
336int fputs (const char *s, object_freezer &freezer);
337
338struct object_thawer 404struct object_thawer
339{ 405{
406 char *line; // current beginning of line
340 SV *text; // text part 407 SV *text; // text part
341 AV *av; // perl part 408 AV *av; // perl part
342 char *line; // current beginning of line 409 int linenum;
343 char *last_keyword, *last_value; 410 keyword kw;
411 char *kw_str; // the keyword parsed, as string
412 char *value; // the value, or 0 if no value
413 const char *value_nn; // the value, or the empty string if no value
414 const char *name;
344 415
345 operator bool () { return !!text; } 416 operator bool () const { return !!text; }
346 417
347 object_thawer (const char *filename = 0); 418 object_thawer (const char *path = 0);
348 object_thawer (const char *data, AV *perlav); 419 object_thawer (const char *data, AV *perlav);
349 ~object_thawer (); 420 ~object_thawer ();
350 421
351 void get (attachable *obj, int oid); 422 void get (attachable *obj, int oid);
352 423
353 keyword get_kv (); // also parse value for later use 424 // parse next line
354 void skip_kv (keyword kw); 425 MTH void next ();
426 // skip the current key-value (usually fetch next line, for
427 // multiline-fields, skips till the corresponding end-kw
428 MTH void skip ();
429 MTH void skip_block (); // skips till and over KW_end
355 430
356 const char *get_str () { return last_value; } // may be 0 431 char *get_str () { return value; } // may be 0
357
358 void get (shstr &sh) const;
359 void get_ornull (shstr &sh) const { sh = last_value; }
360 void get_ml (keyword kend, shstr &sh); 432 void get_ml (keyword kend, shstr &sh);
361 433
434 void get_ornull (shstr &sh) const { sh = value; }
435 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
436
437 bool get_bool () const { return *value_nn == '1'; }
362 sint32 get_sint32 () const; 438 sint32 get_sint32 () const;
363 sint64 get_sint64 () const; 439 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
364 double get_double () const; 440 double get_double () const { return strtod (value_nn, 0); }
365 441
366 void get (float &v) { v = get_double (); } 442 void get (float &v) { v = get_double (); }
367 void get (double &v) { v = get_double (); } 443 void get (double &v) { v = get_double (); }
368 444
369 void get (bool &i) { i = get_sint32 (); } 445 void get (bool &i) { i = get_bool (); }
370 void get (sint8 &i) { i = get_sint32 (); } 446 void get (sint8 &i) { i = get_sint32 (); }
371 void get (uint8 &i) { i = get_sint32 (); } 447 void get (uint8 &i) { i = get_sint32 (); }
372 void get (sint16 &i) { i = get_sint32 (); } 448 void get (sint16 &i) { i = get_sint32 (); }
373 void get (uint16 &i) { i = get_sint32 (); } 449 void get (uint16 &i) { i = get_sint32 (); }
374 void get (sint32 &i) { i = get_sint32 (); } 450 void get (sint32 &i) { i = get_sint32 (); }
375 451
376 void get (uint32 &i) { i = get_sint64 (); } 452 void get (uint32 &i) { i = get_sint64 (); }
377 void get (sint64 &i) { i = get_sint64 (); } 453 void get (sint64 &i) { i = get_sint64 (); }
378};
379 454
455 MTH void parse_warn (const char *msg);
456 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
457
458 struct delayed_ref {
459 attachable *op;
460 object_ptr *ptr;
461 const char *ref;
462 };
463 std::vector<delayed_ref> delrefs;
464
465 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
466 MTH void resolve_delayed_derefs (bool deref = true);
467};
468
469//TODO: remove
380char *fgets (char *s, int n, object_thawer &thawer); 470char *fgets (char *s, int n, object_thawer &thawer);
381 471
382////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 472//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
383 473
384struct coroapi { 474struct coroapi {
385 static struct CoroAPI *GCoroAPI; 475 static struct CoroAPI *GCoroAPI;
386 476
477 static EV_ATOMIC_T cede_pending;
478
387 static int nready () { return CORO_NREADY; } 479 static int nready () { return CORO_NREADY; }
388 static int cede () { return CORO_CEDE ; } 480 static int cede () { cede_pending = 0; return CORO_CEDE ; }
389};
390 481
391struct watcher_base 482 static void do_cede_to_tick ();
483
484 // actually cede's far more often
485 static bool cede_to_tick ()
486 {
487 if (expect_true (!cede_pending))
488 return false;
489
490 do_cede_to_tick ();
491 return true;
492 }
493
494 static void wait_for_tick ();
495 static void wait_for_tick_begin ();
496};
497
498struct evapi
392{ 499{
393 static struct EventAPI *GEventAPI; 500 static struct EVAPI *GEVAPI;
394}; 501};
395 502
396template<class base>
397struct watcher : watcher_base
398{
399 base *pe;
400
401 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
402 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
403 void now () { GEventAPI->now ((pe_watcher *)pe); }
404 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
405 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
406
407 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
408
409 ~watcher ()
410 {
411 cancel ();
412 }
413
414private:
415 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
416};
417
418struct iw : watcher<pe_idle>, callback<void (iw &)>
419{
420 template<class O, class M>
421 iw (O object, M method)
422 : callback<void (iw &)> (object, method)
423 {
424 alloc ();
425 }
426
427private:
428 void alloc ();
429};
430
431struct iow : watcher<pe_io>, callback<void (iow &, int)> 503struct iow : ev_io, evapi, callback<void (iow &, int)>
432{ 504{
505 static void thunk (EV_P_ struct ev_io *w_, int revents)
506 {
507 iow &w = *static_cast<iow *>(w_);
508
509 w (w, revents);
510 }
511
433 template<class O, class M> 512 template<class O, class M>
434 iow (O object, M method) 513 iow (O object, M method)
435 : callback<void (iow &, int)> (object, method) 514 : callback<void (iow &, int)> (object, method)
436 { 515 {
437 alloc (); 516 ev_init ((ev_io *)this, thunk);
438 } 517 }
439 518
440 void fd (int fd); 519 void prio (int prio)
441 int poll (); 520 {
521 ev_set_priority ((ev_io *)this, prio);
522 }
523
524 void set (int fd, int events)
525 {
526 ev_io_set ((ev_io *)this, fd, events);
527 }
528
529 int poll () const { return events; }
530
442 void poll (int events); 531 void poll (int events);
443 532
444private: 533 void start ()
445 void alloc (); 534 {
535 ev_io_start (EV_DEFAULT, (ev_io *)this);
536 }
537
538 void stop ()
539 {
540 ev_io_stop (EV_DEFAULT, (ev_io *)this);
541 }
542
543 ~iow ()
544 {
545 stop ();
546 }
547};
548
549struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
550{
551 static void thunk (EV_P_ struct ev_async *w_, int revents)
552 {
553 asyncw &w = *static_cast<asyncw *>(w_);
554
555 w (w, revents);
556 }
557
558 template<class O, class M>
559 asyncw (O object, M method)
560 : callback<void (asyncw &, int)> (object, method)
561 {
562 ev_init ((ev_async *)this, thunk);
563 }
564
565 void start ()
566 {
567 ev_async_start (EV_DEFAULT, (ev_async *)this);
568 }
569
570 void stop ()
571 {
572 ev_async_stop (EV_DEFAULT, (ev_async *)this);
573 }
574
575 ~asyncw ()
576 {
577 stop ();
578 }
446}; 579};
447 580
448#endif 581#endif
449 582

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