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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 1.87 by root, Thu Aug 16 06:36:56 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
24#undef readdir 55#undef readdir
25#undef getprotobyname 56#undef getprotobyname
26#undef gethostbyname 57#undef gethostbyname
27#undef ctime 58#undef ctime
28#undef strerror 59#undef strerror
60#undef _
61
62// same here, massive symbol spamming
63#undef do_open
64#undef do_close
65#undef ref
66#undef seed
29 67
30// perl bug #40256: perl does overwrite those with reentrant versions 68// perl bug #40256: perl does overwrite those with reentrant versions
31// but does not initialise their state structures. 69// but does not initialise their state structures.
32#undef random 70#undef random
33#undef crypt 71#undef crypt
34 72
73//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
74
75#define _(msg) (msg)
76#define N_(msg) (msg)
77
78//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
79
80// some macros to simplify perl in-calls
81
82#define CHECK_ERROR \
83 if (SvTRUE (ERRSV)) \
84 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV));
85
86#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
87#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
88#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
89#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
90#define CALL_END CHECK_ERROR; FREETMPS; LEAVE
91
92//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
93
35void cfperl_init (); 94void cfperl_init ();
36void cfperl_main (); 95void cfperl_main ();
96void cfperl_emergency_save ();
97void cfperl_cleanup (int make_core);
98void cfperl_make_book (object *book, int level);
99void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
100int cfperl_can_merge (object *ob1, object *ob2);
101
102//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
103
104extern tstamp runtime; // virtual server time, excluding time jumps and lag
105extern tstamp NOW; // real time of current server tick
37 106
38enum event_klass 107enum event_klass
39{ 108{
40 KLASS_NONE, 109 KLASS_NONE,
41 KLASS_GLOBAL, 110 KLASS_GLOBAL,
111 KLASS_ATTACHABLE,
42 KLASS_SOCKET, 112 KLASS_CLIENT,
43 KLASS_PLAYER, 113 KLASS_PLAYER,
44 KLASS_OBJECT, 114 KLASS_OBJECT,
45 KLASS_MAP, 115 KLASS_MAP,
46 KLASS_COMMAND, 116 KLASS_COMMAND,
47}; 117};
52# include "eventinc.h" 122# include "eventinc.h"
53# undef def 123# undef def
54 NUM_EVENT_TYPES 124 NUM_EVENT_TYPES
55}; 125};
56 126
127// in which global events or per-type events are we interested
128extern bitset<NUM_EVENT_TYPES> ev_want_event;
129extern bitset<NUM_TYPES> ev_want_type;
130
57#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 131#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
58#define ARG_INT(v) DT_INT , static_cast<int> (v) 132#define ARG_INT(v) DT_INT , static_cast<int> (v)
59#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 133#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
60#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 134#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
61#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) 135#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) 136#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) 137#define ARG_OBJECT(o) DT_OBJECT, (void *)(static_cast<object *> (o))
64#define ARG_MAP(o) DT_MAP , (void *)static_cast<maptile *> (o) 138#define ARG_MAP(o) DT_MAP , (void *)(static_cast<maptile *> (o))
65#define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<player *> (o) 139#define ARG_PLAYER(o) DT_PLAYER, (void *)(static_cast<player *> (o))
66#define ARG_ARCH(o) DT_ARCH , (void *)static_cast<archetype *> (o) 140#define ARG_ARCH(o) DT_ARCH , (void *)(static_cast<archetype *> (o))
141#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
67#define ARG_PARTY(o) DT_PARTY , (void *)static_cast<party *> (o) 142#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
68#define ARG_REGION(o) DT_REGION, (void *)static_cast<region *> (o) 143#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
69#define ARG_SOCKET(o) DT_SOCKET, (void *)static_cast<client *> (o)
70 144
71// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 145// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
72 146#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__) 147#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
148#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__) 149#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__) 150#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__) 151#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__) 152#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
82 153
83//TODO should index into @result 154//TODO should index into @result
84#define RESULT(idx,type) cfperl_result_ ## type (idx) 155#define RESULT(idx,type) cfperl_result_ ## type (idx)
85#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 156#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
86#define RESULT_INT(idx) RESULT(idx, INT) 157#define RESULT_INT(idx) RESULT(idx, INT)
87 158
88bool cfperl_invoke (event_type event, ...);
89double cfperl_result_DOUBLE (int idx); 159double cfperl_result_DOUBLE (int idx);
90int cfperl_result_INT (int idx); 160int cfperl_result_INT (int idx);
91 161
162//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
163
164INTERFACE_CLASS (attachable)
92struct attachable_base 165struct attachable : refcnt_base
93{ 166{
167 static MGVTBL vtbl;
168
169 static unordered_vector<attachable *> mortals;
170 MTH static void check_mortals ();
171
172 enum {
173 F_DESTROYED = 0x01,
174 F_DEBUG_TRACE = 0x02,
175 };
176 int ACC (RW, flags);
177
178 // object is delete'd after the refcount reaches 0
179 MTH int refcnt_cnt () const;
180 // check wether the object has died and destroy
181 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
182
183 // destroy the object unless it was already destroyed
184 // this politely asks everybody interested the reduce
185 // the refcount to 0 as soon as possible.
186 MTH void destroy ();
187
188 // return wether an object was destroyed already
189 MTH bool destroyed () const { return flags & F_DESTROYED; }
190
191 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
192
193#if 0
194private:
195 static refcounted *rc_first;
196 refcounted *rc_next;
197#endif
198
94 SV *self; // CF+ perl self 199 HV *self; // CF+ perl self
95 AV *cb; // CF+ callbacks 200 AV *cb; // CF+ callbacks
96 shstr attach; // generic extension attachment information 201 shstr attach; // generic extension attachment information
97 202
98 void clear (); // called when free'ing objects 203 void sever_self (); // sever this object from its self, if it has one.
99 void optimise (); // possibly save some memory by destroying unneeded data 204 void optimise (); // possibly save some memory by destroying unneeded data
100 void instantiate (data_type type, void *obj);
101 205
102 void attachable_clear ()
103 {
104 self = 0;
105 cb = 0;
106 attach = 0;
107 }
108
109 attachable_base () 206 attachable ()
207 : flags (0), self (0), cb (0), attach (0)
110 { 208 {
111 attachable_clear ();
112 } 209 }
113 210
114 ~attachable_base ()
115 {
116 clear ();
117 }
118
119 attachable_base (const attachable_base &src) 211 attachable (const attachable &src)
120 : self (0), cb (0), attach (src.attach) 212 : flags (0), self (0), cb (0), attach (src.attach)
121 { 213 {
122 } 214 }
123 215
216 // set a custom key to the given value, or delete it if value = 0
217 void set_key (const char *key, const char *value = 0);
218
124 attachable_base &operator =(const attachable_base &src) 219 attachable &operator =(const attachable &src);
125 {
126 clear ();
127 attach = src.attach;
128 return *this;
129 }
130};
131 220
132// objects attachable from perl (or any other extension) should include or 221 // used to _quickly_ device wether to shortcut the evaluation
133// derive using the curiously recurring template pattern, to avoid 222 bool should_invoke (event_type event)
134// virtual method calls etc. 223 {
135template<class subclass> 224 return ev_want_event [event] || cb;
136struct attachable : attachable_base 225 }
137{ 226
227 bool invoke (event_type event, ...);
228
138 void instantiate () 229 MTH void instantiate ();
139 { 230 void reattach ();
140 if (attach)
141 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this));
142 }
143};
144 231
232protected:
233 // do the real refcount checking work
234 void do_check ();
235
236 // the method that does the real destroy work
237 virtual void do_destroy ();
238
239 // destructor is protected, should not be called by anybody
240 virtual ~attachable ();
241};
242
243// the global object is a pseudo object that cares for the global events
244struct global : attachable
245{
246 void gather_callbacks (AV *&callbacks, event_type event) const;
247};
248
249extern struct global gbl_ev;
250
251//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
252
145struct object_freezer : dynbuf 253struct object_freezer : dynbuf_text
146{ 254{
147 AV *av; 255 AV *av;
148 256
149 object_freezer (); 257 object_freezer ();
150 ~object_freezer (); 258 ~object_freezer ();
151 259
152 void put (attachable_base *ext); 260 void put (attachable *ext);
153
154 template<class subclass>
155 void put (attachable<subclass> *obj)
156 {
157 put ((attachable_base *)obj);
158 }
159 261
160 // used only for user-defined key-value pairs 262 // used only for user-defined key-value pairs
161 void put (const shstr &k, const shstr &v) 263 void put (const shstr &k, const shstr &v)
162 { 264 {
163 add (k); 265 add (k);
164 266
165 if (v) 267 if (expect_true (v))
166 add (' '), add (v); 268 add (' '), add (v);
167 269
168 add ('\n'); 270 add ('\n');
169 } 271 }
170 272
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> 273 template<typename T>
181 void put_string (keyword k, const T &v) 274 void put_kw_string (keyword k, const T &v)
182 { 275 {
183 int klen = keyword_len [k]; 276 int klen = keyword_len [k];
184 int vlen = v ? strlen (v) + 1 : 0; 277 int vlen = v ? strlen (v) + 1 : 0;
185 278
186 char *p = (char *)alloc (klen + vlen + 1); 279 char *p = (char *)alloc (klen + vlen + 1);
187 280
188 memcpy (p, keyword_str [k], klen); p += klen; 281 memcpy (p, keyword_str [k], klen); p += klen;
189 282
190 if (v) 283 if (expect_true (v))
191 { 284 {
192 *p++ = ' '; vlen--; 285 *p++ = ' '; vlen--;
193 memcpy (p, v, vlen); p += vlen; 286 memcpy (p, v, vlen); p += vlen;
194 } 287 }
195 288
196 *p = '\n'; 289 *p = '\n';
197 } 290 }
198 291
199 void put (keyword k, const char *v) 292 void put (keyword k, const char *v = 0)
200 { 293 {
201 put_string (k, v); 294 put_kw_string (k, v);
202 } 295 }
203 296
204 void put (keyword k, const shstr &v) 297 void put (keyword k, const shstr &v)
205 { 298 {
206 put_string (k, v); 299 put_kw_string (k, v);
207 } 300 }
208 301
209 void put (keyword k, double v) 302 void put (keyword k, double v)
210 { 303 {
211 char buf [128]; 304 force (MAX_KEYWORD_LEN + 2 + 32);
212 305 fadd (keyword_str [k], keyword_len [k]);
213 snprintf (buf, 128, "%.7g", v); 306 fadd (' ');
214 307 falloc (sprintf (ptr, "%.7g", v));
215 put (k, (const char *)buf); 308 fadd ('\n');
216 } 309 }
217 310
218 void put_(keyword k, sint64 v) 311 void put_(keyword k, sint64 v)
219 { 312 {
313 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
220 add (keyword_str [k], keyword_len [k]); 314 fadd (keyword_str [k], keyword_len [k]);
221 add (' '); 315 fadd (' ');
222 add (v); 316 add (v);
223 add ('\n'); 317 fadd ('\n');
224 } 318 }
225 319
226 void put_(keyword k, sint32 v) 320 void put_(keyword k, sint32 v)
227 { 321 {
322 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
228 add (keyword_str [k], keyword_len [k]); 323 fadd (keyword_str [k], keyword_len [k]);
229 add (' '); 324 fadd (' ');
230 add (v); 325 add (v);
231 add ('\n'); 326 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 } 327 }
246 328
247 void put (keyword k, float v) { put (k, (double)v); } 329 void put (keyword k, float v) { put (k, (double)v); }
248 void put (keyword k, signed char v) { put_(k, (sint32)v); } 330 void put (keyword k, signed char v) { put_(k, (sint32)v); }
249 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 331 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
254 void put (keyword k, signed long v) { put_(k, (sint64)v); } 336 void put (keyword k, signed long v) { put_(k, (sint64)v); }
255 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 337 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
256 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 338 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); } 339 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
258 340
259 template<typename T> 341 void put (keyword kbeg, keyword kend, const shstr &v)
342 {
343 force (MAX_KEYWORD_LEN + 1);
344 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
345
346 if (expect_true (v))
347 {
348 add (v);
349 add ('\n');
350 }
351
352 force (MAX_KEYWORD_LEN + 1);
353 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
354 }
355
356 void put (keyword k, archetype *v);
357 void put (keyword k, treasurelist *v);
260 void put (keyword k, const T *v) 358 void put (keyword k, faceinfo *v);
261 {
262 if (v)
263 put (k, v->name);
264 else
265 put (k, (const char *)0);
266 }
267 359
268 template<typename T> 360 template<typename T>
269 void put (keyword k, const refptr<T> &v) 361 void put (keyword k, const refptr<T> &v)
270 { 362 {
271 put (k, (T *)v); 363 put (k, (T *)v);
272 } 364 }
273 365
274 bool save (const char *filename); 366 bool save (const char *path);
275 char *as_string (); // like strdup 367 char *as_string (); // like strdup
276 368
277 operator bool () { return !!av; } 369 operator bool () { return !!av; }
278}; 370};
279 371
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 372struct object_thawer
285{ 373{
374 char *line; // current beginning of line
286 SV *text; // text part 375 SV *text; // text part
287 AV *av; // perl part 376 AV *av; // perl part
288 char *line; // current beginning of line 377 int linenum;
289 char *last_value; 378 keyword kw;
379 char *kw_str; // the keyword parsed, as string
380 char *value; // the value, or 0 if no value
381 char *value_nn; // the value, or the empty string if no value
382 const char *name;
290 383
291 operator bool () { return !!text; } 384 operator bool () { return !!text; }
292 385
293 object_thawer (const char *filename = 0); 386 object_thawer (const char *path = 0);
294 object_thawer (const char *data, AV *perlav); 387 object_thawer (const char *data, AV *perlav);
295 ~object_thawer (); 388 ~object_thawer ();
296 389
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) 390 void get (attachable *obj, int oid);
301 {
302 if (av)
303 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid);
304 }
305 391
306 keyword get_kv (); // also parse value for later use 392 // parse next line
393 void next ();
394 // skip the current key-value (usually fetch next line, for
395 // multiline-fields, skips till the corresponding end-kw
396 void skip ();
307 397
308 const char *get_str () { return last_value; } // may be 0 398 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); 399 void get_ml (keyword kend, shstr &sh);
313 400
401 void get_ornull (shstr &sh) const { sh = value; }
402 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
403
404 bool get_bool () const { return *value_nn == '1'; }
314 sint32 get_sint32 () const; 405 sint32 get_sint32 () const;
315 sint64 get_sint64 () const; 406 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
316 double get_double () const; 407 double get_double () const { return strtod (value_nn, 0); }
317 408
318 void get (float &v) { v = get_double (); } 409 void get (float &v) { v = get_double (); }
319 void get (double &v) { v = get_double (); } 410 void get (double &v) { v = get_double (); }
320 411
412 void get (bool &i) { i = get_bool (); }
321 void get (sint8 &i) { i = get_sint32 (); } 413 void get (sint8 &i) { i = get_sint32 (); }
322 void get (uint8 &i) { i = get_sint32 (); } 414 void get (uint8 &i) { i = get_sint32 (); }
323 void get (sint16 &i) { i = get_sint32 (); } 415 void get (sint16 &i) { i = get_sint32 (); }
324 void get (uint16 &i) { i = get_sint32 (); } 416 void get (uint16 &i) { i = get_sint32 (); }
325 void get (sint32 &i) { i = get_sint32 (); } 417 void get (sint32 &i) { i = get_sint32 (); }
326 418
327 void get (uint32 &i) { i = get_sint64 (); } 419 void get (uint32 &i) { i = get_sint64 (); }
328 void get (sint64 &i) { i = get_sint64 (); } 420 void get (sint64 &i) { i = get_sint64 (); }
329};
330 421
422 void parse_warn (const char *msg);
423 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
424};
425
426//TODO: remove
331char *fgets (char *s, int n, object_thawer &thawer); 427char *fgets (char *s, int n, object_thawer &thawer);
428
429//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
430
431struct coroapi {
432 static struct CoroAPI *GCoroAPI;
433
434 static int nready () { return CORO_NREADY; }
435 static int cede () { return CORO_CEDE ; }
436
437 static tstamp next_cede;
438 static int cede_counter;
439
440 static void do_cede_every ();
441 static void do_cede_to_tick ();
442 static void do_cede_to_tick_every ();
443
444 static void cede_every (int count)
445 {
446 if (expect_false (++cede_counter >= count))
447 do_cede_every ();
448 }
449
450 static bool cede_to_tick ()
451 {
452 if (expect_true (now () < next_cede))
453 return false;
454
455 do_cede_to_tick ();
456 return true;
457 }
458
459 static bool cede_to_tick_every (int count)
460 {
461 if (expect_true (++cede_counter < count))
462 return false;
463
464 return cede_to_tick ();
465 }
466
467 static void wait_for_tick ();
468 static void wait_for_tick_begin ();
469};
332 470
333struct watcher_base 471struct watcher_base
334{ 472{
335 static struct EventAPI *GEventAPI; 473 static struct EventAPI *GEventAPI;
336}; 474};

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