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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.38 by root, Sat Dec 16 03:08:26 2006 UTC vs.
Revision 1.86 by root, Mon Aug 6 10:54:12 2007 UTC

1/*
2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
8 * Crossfire TRT 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 <crossfire@schmorp.de>
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 <EventAPI.h>
41#include <CoroAPI.h>
16 42
43#include "util.h"
44#include "keyword.h"
45#include "dynbuf.h"
17#include "callback.h" 46#include "callback.h"
47
48//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
18 49
19// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
20#undef localtime 51#undef localtime
21#undef srand48 52#undef srand48
22#undef drand48 53#undef drand48
25#undef getprotobyname 56#undef getprotobyname
26#undef gethostbyname 57#undef gethostbyname
27#undef ctime 58#undef ctime
28#undef strerror 59#undef strerror
29 60
61// same here, massive symbol spamming
62#undef do_open
63#undef do_close
64#undef ref
65#undef seed
66
30// perl bug #40256: perl does overwrite those with reentrant versions 67// perl bug #40256: perl does overwrite those with reentrant versions
31// but does not initialise their state structures. 68// but does not initialise their state structures.
32#undef random 69#undef random
33#undef crypt 70#undef crypt
34 71
72//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
73
74// some macros to simplify perl in-calls
75
76#define CHECK_ERROR \
77 if (SvTRUE (ERRSV)) \
78 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV));
79
80#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
81#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
82#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
83#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
84#define CALL_END CHECK_ERROR; FREETMPS; LEAVE
85
86//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
87
35void cfperl_init (); 88void cfperl_init ();
36void cfperl_main (); 89void cfperl_main ();
90void cfperl_emergency_save ();
91void cfperl_cleanup (int make_core);
92void cfperl_make_book (object *book, int level);
93void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
94int cfperl_can_merge (object *ob1, object *ob2);
95
96//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
97
98extern tstamp runtime; // virtual server time, excluding time jumps and lag
99extern tstamp NOW; // real time of current server tick
37 100
38enum event_klass 101enum event_klass
39{ 102{
40 KLASS_NONE, 103 KLASS_NONE,
41 KLASS_GLOBAL, 104 KLASS_GLOBAL,
105 KLASS_ATTACHABLE,
42 KLASS_SOCKET, 106 KLASS_CLIENT,
43 KLASS_PLAYER, 107 KLASS_PLAYER,
44 KLASS_OBJECT, 108 KLASS_OBJECT,
45 KLASS_MAP, 109 KLASS_MAP,
46 KLASS_COMMAND, 110 KLASS_COMMAND,
47}; 111};
52# include "eventinc.h" 116# include "eventinc.h"
53# undef def 117# undef def
54 NUM_EVENT_TYPES 118 NUM_EVENT_TYPES
55}; 119};
56 120
121// in which global events or per-type events are we interested
122extern bitset<NUM_EVENT_TYPES> ev_want_event;
123extern bitset<NUM_TYPES> ev_want_type;
124
57#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 125#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
58#define ARG_INT(v) DT_INT , static_cast<int> (v) 126#define ARG_INT(v) DT_INT , static_cast<int> (v)
59#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 127#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
60#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 128#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
61#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) 129#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v)
62#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), int (l) 130#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), int (l)
63#define ARG_OBJECT(o) DT_OBJECT, (void *)static_cast<object *> (o) 131#define ARG_OBJECT(o) DT_OBJECT, (void *)(static_cast<object *> (o))
64#define ARG_MAP(o) DT_MAP , (void *)static_cast<maptile *> (o) 132#define ARG_MAP(o) DT_MAP , (void *)(static_cast<maptile *> (o))
65#define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<player *> (o) 133#define ARG_PLAYER(o) DT_PLAYER, (void *)(static_cast<player *> (o))
66#define ARG_ARCH(o) DT_ARCH , (void *)static_cast<archetype *> (o) 134#define ARG_ARCH(o) DT_ARCH , (void *)(static_cast<archetype *> (o))
135#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
67#define ARG_PARTY(o) DT_PARTY , (void *)static_cast<party *> (o) 136#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
68#define ARG_REGION(o) DT_REGION, (void *)static_cast<region *> (o) 137#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
69#define ARG_SOCKET(o) DT_SOCKET, (void *)static_cast<client *> (o)
70 138
71// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 139// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
72 140#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
73// all these return true when the normal event processing should be skipped (if any)
74#define INVOKE_(event, ...) cfperl_invoke (event, ## __VA_ARGS__, DT_END)
75
76#define INVOKE(klass, event, ...) INVOKE_(EVENT_ ## klass ## _ ## event, ## __VA_ARGS__)
77#define INVOKE_GLOBAL(event, ...) INVOKE_(EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) 141#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
142#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
78#define INVOKE_OBJECT(event, op, ...) INVOKE_(EVENT_ ## OBJECT ## _ ## event, ARG_OBJECT (op), ## __VA_ARGS__) 143#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
79#define INVOKE_SOCKET(event, ns, ...) INVOKE_(EVENT_ ## SOCKET ## _ ## event, ARG_SOCKET (ns), ## __VA_ARGS__) 144#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
80#define INVOKE_PLAYER(event, pl, ...) INVOKE_(EVENT_ ## PLAYER ## _ ## event, ARG_PLAYER (pl), ## __VA_ARGS__) 145#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
81#define INVOKE_MAP(event, map, ...) INVOKE_(EVENT_ ## MAP ## _ ## event, ARG_MAP (map) , ## __VA_ARGS__) 146#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
82 147
83//TODO should index into @result 148//TODO should index into @result
84#define RESULT(idx,type) cfperl_result_ ## type (idx) 149#define RESULT(idx,type) cfperl_result_ ## type (idx)
85#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 150#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
86#define RESULT_INT(idx) RESULT(idx, INT) 151#define RESULT_INT(idx) RESULT(idx, INT)
87 152
88bool cfperl_invoke (event_type event, ...);
89double cfperl_result_DOUBLE (int idx); 153double cfperl_result_DOUBLE (int idx);
90int cfperl_result_INT (int idx); 154int cfperl_result_INT (int idx);
91 155
156//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
157
158INTERFACE_CLASS (attachable)
92struct attachable_base 159struct attachable : refcnt_base
93{ 160{
161 static MGVTBL vtbl;
162
163 static unordered_vector<attachable *> mortals;
164 MTH static void check_mortals ();
165
166 enum {
167 F_DESTROYED = 0x01,
168 F_DEBUG_TRACE = 0x02,
169 };
170 int ACC (RW, flags);
171
172 // object is delete'd after the refcount reaches 0
173 MTH int refcnt_cnt () const;
174 // check wether the object has died and destroy
175 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
176
177 // destroy the object unless it was already destroyed
178 // this politely asks everybody interested the reduce
179 // the refcount to 0 as soon as possible.
180 MTH void destroy ();
181
182 // return wether an object was destroyed already
183 MTH bool destroyed () const { return flags & F_DESTROYED; }
184
185 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
186
187#if 0
188private:
189 static refcounted *rc_first;
190 refcounted *rc_next;
191#endif
192
94 SV *self; // CF+ perl self 193 HV *self; // CF+ perl self
95 AV *cb; // CF+ callbacks 194 AV *cb; // CF+ callbacks
96 shstr attach; // generic extension attachment information 195 shstr attach; // generic extension attachment information
97 196
98 void clear (); // called when free'ing objects 197 void sever_self (); // sever this object from its self, if it has one.
99 void optimise (); // possibly save some memory by destroying unneeded data 198 void optimise (); // possibly save some memory by destroying unneeded data
100 void instantiate (data_type type, void *obj);
101 199
102 void attachable_clear ()
103 {
104 self = 0;
105 cb = 0;
106 attach = 0;
107 }
108
109 attachable_base () 200 attachable ()
201 : flags (0), self (0), cb (0), attach (0)
110 { 202 {
111 attachable_clear ();
112 } 203 }
113 204
114 ~attachable_base ()
115 {
116 clear ();
117 }
118
119 attachable_base (const attachable_base &src) 205 attachable (const attachable &src)
120 : self (0), cb (0), attach (src.attach) 206 : flags (0), self (0), cb (0), attach (src.attach)
121 { 207 {
122 } 208 }
123 209
210 // set a custom key to the given value, or delete it if value = 0
211 void set_key (const char *key, const char *value = 0);
212
124 attachable_base &operator =(const attachable_base &src) 213 attachable &operator =(const attachable &src);
125 {
126 clear ();
127 attach = src.attach;
128 return *this;
129 }
130};
131 214
132// objects attachable from perl (or any other extension) should include or 215 // used to _quickly_ device wether to shortcut the evaluation
133// derive using the curiously recurring template pattern, to avoid 216 bool should_invoke (event_type event)
134// virtual method calls etc. 217 {
135template<class subclass> 218 return ev_want_event [event] || cb;
136struct attachable : attachable_base 219 }
137{ 220
221 bool invoke (event_type event, ...);
222
138 void instantiate () 223 MTH void instantiate ();
139 { 224 void reattach ();
140 if (attach)
141 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this));
142 }
143};
144 225
226protected:
227 // do the real refcount checking work
228 void do_check ();
229
230 // the method that does the real destroy work
231 virtual void do_destroy ();
232
233 // destructor is protected, should not be called by anybody
234 virtual ~attachable ();
235};
236
237// the global object is a pseudo object that cares for the global events
238struct global : attachable
239{
240 void gather_callbacks (AV *&callbacks, event_type event) const;
241};
242
243extern struct global gbl_ev;
244
245//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
246
145struct object_freezer : dynbuf 247struct object_freezer : dynbuf_text
146{ 248{
147 AV *av; 249 AV *av;
148 250
149 object_freezer (); 251 object_freezer ();
150 ~object_freezer (); 252 ~object_freezer ();
151 253
152 void put (attachable_base *ext); 254 void put (attachable *ext);
153
154 template<class subclass>
155 void put (attachable<subclass> *obj)
156 {
157 put ((attachable_base *)obj);
158 }
159 255
160 // used only for user-defined key-value pairs 256 // used only for user-defined key-value pairs
161 void put (const shstr &k, const shstr &v) 257 void put (const shstr &k, const shstr &v)
162 { 258 {
163 add (k); 259 add (k);
164 260
165 if (v) 261 if (expect_true (v))
166 add (' '), add (v); 262 add (' '), add (v);
167 263
168 add ('\n'); 264 add ('\n');
169 } 265 }
170 266
171 //TODO//temporary, used only for saving body locations
172 void put (const char *k, int v)
173 {
174 add (k);
175 add (' ');
176 add (sint32 (v));
177 add ('\n');
178 }
179
180 template<typename T> 267 template<typename T>
181 void put_string (keyword k, const T &v) 268 void put_kw_string (keyword k, const T &v)
182 { 269 {
183 int klen = keyword_len [k]; 270 int klen = keyword_len [k];
184 int vlen = v ? strlen (v) + 1 : 0; 271 int vlen = v ? strlen (v) + 1 : 0;
185 272
186 char *p = (char *)alloc (klen + vlen + 1); 273 char *p = (char *)alloc (klen + vlen + 1);
187 274
188 memcpy (p, keyword_str [k], klen); p += klen; 275 memcpy (p, keyword_str [k], klen); p += klen;
189 276
190 if (v) 277 if (expect_true (v))
191 { 278 {
192 *p++ = ' '; vlen--; 279 *p++ = ' '; vlen--;
193 memcpy (p, v, vlen); p += vlen; 280 memcpy (p, v, vlen); p += vlen;
194 } 281 }
195 282
196 *p = '\n'; 283 *p = '\n';
197 } 284 }
198 285
199 void put (keyword k, const char *v) 286 void put (keyword k, const char *v = 0)
200 { 287 {
201 put_string (k, v); 288 put_kw_string (k, v);
202 } 289 }
203 290
204 void put (keyword k, const shstr &v) 291 void put (keyword k, const shstr &v)
205 { 292 {
206 put_string (k, v); 293 put_kw_string (k, v);
207 } 294 }
208 295
209 void put (keyword k, double v) 296 void put (keyword k, double v)
210 { 297 {
211 char buf [128]; 298 force (MAX_KEYWORD_LEN + 2 + 32);
212 299 fadd (keyword_str [k], keyword_len [k]);
213 snprintf (buf, 128, "%.7g", v); 300 fadd (' ');
214 301 falloc (sprintf (ptr, "%.7g", v));
215 put (k, (const char *)buf); 302 fadd ('\n');
216 } 303 }
217 304
218 void put_(keyword k, sint64 v) 305 void put_(keyword k, sint64 v)
219 { 306 {
307 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
220 add (keyword_str [k], keyword_len [k]); 308 fadd (keyword_str [k], keyword_len [k]);
221 add (' '); 309 fadd (' ');
222 add (v); 310 add (v);
223 add ('\n'); 311 fadd ('\n');
224 } 312 }
225 313
226 void put_(keyword k, sint32 v) 314 void put_(keyword k, sint32 v)
227 { 315 {
316 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
228 add (keyword_str [k], keyword_len [k]); 317 fadd (keyword_str [k], keyword_len [k]);
229 add (' '); 318 fadd (' ');
230 add (v); 319 add (v);
231 add ('\n'); 320 fadd ('\n');
232 }
233
234 void put (keyword kbeg, keyword kend, const shstr &v)
235 {
236 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
237
238 if (v)
239 {
240 add (v);
241 add ('\n');
242 }
243
244 add (keyword_str [kend], keyword_len [kend]); add ('\n');
245 } 321 }
246 322
247 void put (keyword k, float v) { put (k, (double)v); } 323 void put (keyword k, float v) { put (k, (double)v); }
248 void put (keyword k, signed char v) { put_(k, (sint32)v); } 324 void put (keyword k, signed char v) { put_(k, (sint32)v); }
249 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 325 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
254 void put (keyword k, signed long v) { put_(k, (sint64)v); } 330 void put (keyword k, signed long v) { put_(k, (sint64)v); }
255 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 331 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
256 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 332 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
257 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 333 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
258 334
259 template<typename T> 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 void put (keyword k, archetype *v);
351 void put (keyword k, treasurelist *v);
260 void put (keyword k, const T *v) 352 void put (keyword k, faceinfo *v);
261 {
262 if (v)
263 put (k, v->name);
264 else
265 put (k, (const char *)0);
266 }
267 353
268 template<typename T> 354 template<typename T>
269 void put (keyword k, const refptr<T> &v) 355 void put (keyword k, const refptr<T> &v)
270 { 356 {
271 put (k, (T *)v); 357 put (k, (T *)v);
272 } 358 }
273 359
274 bool save (const char *filename); 360 bool save (const char *path);
275 char *as_string (); // like strdup 361 char *as_string (); // like strdup
276 362
277 operator bool () { return !!av; } 363 operator bool () { return !!av; }
278}; 364};
279 365
280// compatibility support, should be removed when no longer needed
281int fprintf (object_freezer &freezer, const char *format, ...);
282int fputs (const char *s, object_freezer &freezer);
283
284struct object_thawer 366struct object_thawer
285{ 367{
368 char *line; // current beginning of line
286 SV *text; // text part 369 SV *text; // text part
287 AV *av; // perl part 370 AV *av; // perl part
288 char *line; // current beginning of line 371 int linenum;
289 char *last_value; 372 keyword kw;
373 char *kw_str; // the keyword parsed, as string
374 char *value; // the value, or 0 if no value
375 char *value_nn; // the value, or the empty string if no value
376 const char *name;
290 377
291 operator bool () { return !!text; } 378 operator bool () { return !!text; }
292 379
293 object_thawer (const char *filename = 0); 380 object_thawer (const char *path = 0);
294 object_thawer (const char *data, AV *perlav); 381 object_thawer (const char *data, AV *perlav);
295 ~object_thawer (); 382 ~object_thawer ();
296 383
297 void get (data_type type, void *obj, attachable_base *ext, int oid);
298
299 template<class subclass>
300 void get (attachable<subclass> *obj, int oid) 384 void get (attachable *obj, int oid);
301 {
302 if (av)
303 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid);
304 }
305 385
306 keyword get_kv (); // also parse value for later use 386 // parse next line
387 void next ();
388 // skip the current key-value (usually fetch next line, for
389 // multiline-fields, skips till the corresponding end-kw
390 void skip ();
307 391
308 const char *get_str () { return last_value; } // may be 0 392 char *get_str () { return value; } // may be 0
309
310 void get (shstr &sh) const;
311 void get_ornull (shstr &sh) const { sh = last_value; }
312 void get_ml (keyword kend, shstr &sh); 393 void get_ml (keyword kend, shstr &sh);
313 394
395 void get_ornull (shstr &sh) const { sh = value; }
396 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
397
398 bool get_bool () const { return *value_nn == '1'; }
314 sint32 get_sint32 () const; 399 sint32 get_sint32 () const;
315 sint64 get_sint64 () const; 400 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
316 double get_double () const; 401 double get_double () const { return strtod (value_nn, 0); }
317 402
318 void get (float &v) { v = get_double (); } 403 void get (float &v) { v = get_double (); }
319 void get (double &v) { v = get_double (); } 404 void get (double &v) { v = get_double (); }
320 405
406 void get (bool &i) { i = get_bool (); }
321 void get (sint8 &i) { i = get_sint32 (); } 407 void get (sint8 &i) { i = get_sint32 (); }
322 void get (uint8 &i) { i = get_sint32 (); } 408 void get (uint8 &i) { i = get_sint32 (); }
323 void get (sint16 &i) { i = get_sint32 (); } 409 void get (sint16 &i) { i = get_sint32 (); }
324 void get (uint16 &i) { i = get_sint32 (); } 410 void get (uint16 &i) { i = get_sint32 (); }
325 void get (sint32 &i) { i = get_sint32 (); } 411 void get (sint32 &i) { i = get_sint32 (); }
326 412
327 void get (uint32 &i) { i = get_sint64 (); } 413 void get (uint32 &i) { i = get_sint64 (); }
328 void get (sint64 &i) { i = get_sint64 (); } 414 void get (sint64 &i) { i = get_sint64 (); }
329};
330 415
416 void parse_warn (const char *msg);
417 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
418};
419
420//TODO: remove
331char *fgets (char *s, int n, object_thawer &thawer); 421char *fgets (char *s, int n, object_thawer &thawer);
422
423//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
424
425struct coroapi {
426 static struct CoroAPI *GCoroAPI;
427
428 static int nready () { return CORO_NREADY; }
429 static int cede () { return CORO_CEDE ; }
430
431 static tstamp next_cede;
432 static int cede_counter;
433
434 static void do_cede_every ();
435 static void do_cede_to_tick ();
436 static void do_cede_to_tick_every ();
437
438 static void cede_every (int count)
439 {
440 if (expect_false (++cede_counter >= count))
441 do_cede_every ();
442 }
443
444 static bool cede_to_tick ()
445 {
446 if (expect_true (now () < next_cede))
447 return false;
448
449 do_cede_to_tick ();
450 return true;
451 }
452
453 static bool cede_to_tick_every (int count)
454 {
455 if (expect_true (++cede_counter < count))
456 return false;
457
458 return cede_to_tick ();
459 }
460
461 static void wait_for_tick ();
462 static void wait_for_tick_begin ();
463};
332 464
333struct watcher_base 465struct watcher_base
334{ 466{
335 static struct EventAPI *GEventAPI; 467 static struct EventAPI *GEventAPI;
336}; 468};

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