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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.39 by root, Sat Dec 16 21:40:26 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 _
29 61
30// same here, massive symbol spamming 62// same here, massive symbol spamming
31#undef do_open 63#undef do_open
32#undef do_close 64#undef do_close
65#undef ref
66#undef seed
33 67
34// perl bug #40256: perl does overwrite those with reentrant versions 68// perl bug #40256: perl does overwrite those with reentrant versions
35// but does not initialise their state structures. 69// but does not initialise their state structures.
36#undef random 70#undef random
37#undef crypt 71#undef crypt
38 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
39void cfperl_init (); 94void cfperl_init ();
40void 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
41 106
42enum event_klass 107enum event_klass
43{ 108{
44 KLASS_NONE, 109 KLASS_NONE,
45 KLASS_GLOBAL, 110 KLASS_GLOBAL,
111 KLASS_ATTACHABLE,
46 KLASS_SOCKET, 112 KLASS_CLIENT,
47 KLASS_PLAYER, 113 KLASS_PLAYER,
48 KLASS_OBJECT, 114 KLASS_OBJECT,
49 KLASS_MAP, 115 KLASS_MAP,
50 KLASS_COMMAND, 116 KLASS_COMMAND,
51}; 117};
56# include "eventinc.h" 122# include "eventinc.h"
57# undef def 123# undef def
58 NUM_EVENT_TYPES 124 NUM_EVENT_TYPES
59}; 125};
60 126
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
61#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 131#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
62#define ARG_INT(v) DT_INT , static_cast<int> (v) 132#define ARG_INT(v) DT_INT , static_cast<int> (v)
63#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 133#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
64#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 134#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
65#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) 135#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v)
66#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)
67#define ARG_OBJECT(o) DT_OBJECT, (void *)static_cast<object *> (o) 137#define ARG_OBJECT(o) DT_OBJECT, (void *)(static_cast<object *> (o))
68#define ARG_MAP(o) DT_MAP , (void *)static_cast<maptile *> (o) 138#define ARG_MAP(o) DT_MAP , (void *)(static_cast<maptile *> (o))
69#define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<player *> (o) 139#define ARG_PLAYER(o) DT_PLAYER, (void *)(static_cast<player *> (o))
70#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))
71#define ARG_PARTY(o) DT_PARTY , (void *)static_cast<party *> (o) 142#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
72#define ARG_REGION(o) DT_REGION, (void *)static_cast<region *> (o) 143#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
73#define ARG_SOCKET(o) DT_SOCKET, (void *)static_cast<client *> (o)
74 144
75// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 145// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
76 146#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
77// all these return true when the normal event processing should be skipped (if any)
78#define INVOKE_(event, ...) cfperl_invoke (event, ## __VA_ARGS__, DT_END)
79
80#define INVOKE(klass, event, ...) INVOKE_(EVENT_ ## klass ## _ ## event, ## __VA_ARGS__)
81#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__)
82#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__)
83#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__)
84#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__)
85#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__)
86 153
87//TODO should index into @result 154//TODO should index into @result
88#define RESULT(idx,type) cfperl_result_ ## type (idx) 155#define RESULT(idx,type) cfperl_result_ ## type (idx)
89#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 156#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
90#define RESULT_INT(idx) RESULT(idx, INT) 157#define RESULT_INT(idx) RESULT(idx, INT)
91 158
92bool cfperl_invoke (event_type event, ...);
93double cfperl_result_DOUBLE (int idx); 159double cfperl_result_DOUBLE (int idx);
94int cfperl_result_INT (int idx); 160int cfperl_result_INT (int idx);
95 161
162//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
163
164INTERFACE_CLASS (attachable)
96struct attachable_base 165struct attachable : refcnt_base
97{ 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
98 SV *self; // CF+ perl self 199 HV *self; // CF+ perl self
99 AV *cb; // CF+ callbacks 200 AV *cb; // CF+ callbacks
100 shstr attach; // generic extension attachment information 201 shstr attach; // generic extension attachment information
101 202
102 void clear (); // called when free'ing objects 203 void sever_self (); // sever this object from its self, if it has one.
103 void optimise (); // possibly save some memory by destroying unneeded data 204 void optimise (); // possibly save some memory by destroying unneeded data
104 void instantiate (data_type type, void *obj);
105 205
106 void attachable_clear ()
107 {
108 self = 0;
109 cb = 0;
110 attach = 0;
111 }
112
113 attachable_base () 206 attachable ()
207 : flags (0), self (0), cb (0), attach (0)
114 { 208 {
115 attachable_clear ();
116 } 209 }
117 210
118 ~attachable_base ()
119 {
120 clear ();
121 }
122
123 attachable_base (const attachable_base &src) 211 attachable (const attachable &src)
124 : self (0), cb (0), attach (src.attach) 212 : flags (0), self (0), cb (0), attach (src.attach)
125 { 213 {
126 } 214 }
127 215
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
128 attachable_base &operator =(const attachable_base &src) 219 attachable &operator =(const attachable &src);
129 {
130 clear ();
131 attach = src.attach;
132 return *this;
133 }
134};
135 220
136// objects attachable from perl (or any other extension) should include or 221 // used to _quickly_ device wether to shortcut the evaluation
137// derive using the curiously recurring template pattern, to avoid 222 bool should_invoke (event_type event)
138// virtual method calls etc. 223 {
139template<class subclass> 224 return ev_want_event [event] || cb;
140struct attachable : attachable_base 225 }
141{ 226
227 bool invoke (event_type event, ...);
228
142 void instantiate () 229 MTH void instantiate ();
143 { 230 void reattach ();
144 if (attach)
145 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this));
146 }
147};
148 231
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
149struct object_freezer : dynbuf 253struct object_freezer : dynbuf_text
150{ 254{
151 AV *av; 255 AV *av;
152 256
153 object_freezer (); 257 object_freezer ();
154 ~object_freezer (); 258 ~object_freezer ();
155 259
156 void put (attachable_base *ext); 260 void put (attachable *ext);
157
158 template<class subclass>
159 void put (attachable<subclass> *obj)
160 {
161 put ((attachable_base *)obj);
162 }
163 261
164 // used only for user-defined key-value pairs 262 // used only for user-defined key-value pairs
165 void put (const shstr &k, const shstr &v) 263 void put (const shstr &k, const shstr &v)
166 { 264 {
167 add (k); 265 add (k);
168 266
169 if (v) 267 if (expect_true (v))
170 add (' '), add (v); 268 add (' '), add (v);
171 269
172 add ('\n'); 270 add ('\n');
173 } 271 }
174 272
175 //TODO//temporary, used only for saving body locations
176 void put (const char *k, int v)
177 {
178 add (k);
179 add (' ');
180 add (sint32 (v));
181 add ('\n');
182 }
183
184 template<typename T> 273 template<typename T>
185 void put_string (keyword k, const T &v) 274 void put_kw_string (keyword k, const T &v)
186 { 275 {
187 int klen = keyword_len [k]; 276 int klen = keyword_len [k];
188 int vlen = v ? strlen (v) + 1 : 0; 277 int vlen = v ? strlen (v) + 1 : 0;
189 278
190 char *p = (char *)alloc (klen + vlen + 1); 279 char *p = (char *)alloc (klen + vlen + 1);
191 280
192 memcpy (p, keyword_str [k], klen); p += klen; 281 memcpy (p, keyword_str [k], klen); p += klen;
193 282
194 if (v) 283 if (expect_true (v))
195 { 284 {
196 *p++ = ' '; vlen--; 285 *p++ = ' '; vlen--;
197 memcpy (p, v, vlen); p += vlen; 286 memcpy (p, v, vlen); p += vlen;
198 } 287 }
199 288
200 *p = '\n'; 289 *p = '\n';
201 } 290 }
202 291
203 void put (keyword k, const char *v) 292 void put (keyword k, const char *v = 0)
204 { 293 {
205 put_string (k, v); 294 put_kw_string (k, v);
206 } 295 }
207 296
208 void put (keyword k, const shstr &v) 297 void put (keyword k, const shstr &v)
209 { 298 {
210 put_string (k, v); 299 put_kw_string (k, v);
211 } 300 }
212 301
213 void put (keyword k, double v) 302 void put (keyword k, double v)
214 { 303 {
215 char buf [128]; 304 force (MAX_KEYWORD_LEN + 2 + 32);
216 305 fadd (keyword_str [k], keyword_len [k]);
217 snprintf (buf, 128, "%.7g", v); 306 fadd (' ');
218 307 falloc (sprintf (ptr, "%.7g", v));
219 put (k, (const char *)buf); 308 fadd ('\n');
220 } 309 }
221 310
222 void put_(keyword k, sint64 v) 311 void put_(keyword k, sint64 v)
223 { 312 {
313 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
224 add (keyword_str [k], keyword_len [k]); 314 fadd (keyword_str [k], keyword_len [k]);
225 add (' '); 315 fadd (' ');
226 add (v); 316 add (v);
227 add ('\n'); 317 fadd ('\n');
228 } 318 }
229 319
230 void put_(keyword k, sint32 v) 320 void put_(keyword k, sint32 v)
231 { 321 {
322 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
232 add (keyword_str [k], keyword_len [k]); 323 fadd (keyword_str [k], keyword_len [k]);
233 add (' '); 324 fadd (' ');
234 add (v); 325 add (v);
235 add ('\n'); 326 fadd ('\n');
236 }
237
238 void put (keyword kbeg, keyword kend, const shstr &v)
239 {
240 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
241
242 if (v)
243 {
244 add (v);
245 add ('\n');
246 }
247
248 add (keyword_str [kend], keyword_len [kend]); add ('\n');
249 } 327 }
250 328
251 void put (keyword k, float v) { put (k, (double)v); } 329 void put (keyword k, float v) { put (k, (double)v); }
252 void put (keyword k, signed char v) { put_(k, (sint32)v); } 330 void put (keyword k, signed char v) { put_(k, (sint32)v); }
253 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 331 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
258 void put (keyword k, signed long v) { put_(k, (sint64)v); } 336 void put (keyword k, signed long v) { put_(k, (sint64)v); }
259 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 337 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
260 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); }
261 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); }
262 340
263 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);
264 void put (keyword k, const T *v) 358 void put (keyword k, faceinfo *v);
265 {
266 if (v)
267 put (k, v->name);
268 else
269 put (k, (const char *)0);
270 }
271 359
272 template<typename T> 360 template<typename T>
273 void put (keyword k, const refptr<T> &v) 361 void put (keyword k, const refptr<T> &v)
274 { 362 {
275 put (k, (T *)v); 363 put (k, (T *)v);
276 } 364 }
277 365
278 bool save (const char *filename); 366 bool save (const char *path);
279 char *as_string (); // like strdup 367 char *as_string (); // like strdup
280 368
281 operator bool () { return !!av; } 369 operator bool () { return !!av; }
282}; 370};
283 371
284// compatibility support, should be removed when no longer needed
285int fprintf (object_freezer &freezer, const char *format, ...);
286int fputs (const char *s, object_freezer &freezer);
287
288struct object_thawer 372struct object_thawer
289{ 373{
374 char *line; // current beginning of line
290 SV *text; // text part 375 SV *text; // text part
291 AV *av; // perl part 376 AV *av; // perl part
292 char *line; // current beginning of line 377 int linenum;
293 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;
294 383
295 operator bool () { return !!text; } 384 operator bool () { return !!text; }
296 385
297 object_thawer (const char *filename = 0); 386 object_thawer (const char *path = 0);
298 object_thawer (const char *data, AV *perlav); 387 object_thawer (const char *data, AV *perlav);
299 ~object_thawer (); 388 ~object_thawer ();
300 389
301 void get (data_type type, void *obj, attachable_base *ext, int oid);
302
303 template<class subclass>
304 void get (attachable<subclass> *obj, int oid) 390 void get (attachable *obj, int oid);
305 {
306 if (av)
307 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid);
308 }
309 391
310 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 ();
311 397
312 const char *get_str () { return last_value; } // may be 0 398 char *get_str () { return value; } // may be 0
313
314 void get (shstr &sh) const;
315 void get_ornull (shstr &sh) const { sh = last_value; }
316 void get_ml (keyword kend, shstr &sh); 399 void get_ml (keyword kend, shstr &sh);
317 400
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'; }
318 sint32 get_sint32 () const; 405 sint32 get_sint32 () const;
319 sint64 get_sint64 () const; 406 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
320 double get_double () const; 407 double get_double () const { return strtod (value_nn, 0); }
321 408
322 void get (float &v) { v = get_double (); } 409 void get (float &v) { v = get_double (); }
323 void get (double &v) { v = get_double (); } 410 void get (double &v) { v = get_double (); }
324 411
412 void get (bool &i) { i = get_bool (); }
325 void get (sint8 &i) { i = get_sint32 (); } 413 void get (sint8 &i) { i = get_sint32 (); }
326 void get (uint8 &i) { i = get_sint32 (); } 414 void get (uint8 &i) { i = get_sint32 (); }
327 void get (sint16 &i) { i = get_sint32 (); } 415 void get (sint16 &i) { i = get_sint32 (); }
328 void get (uint16 &i) { i = get_sint32 (); } 416 void get (uint16 &i) { i = get_sint32 (); }
329 void get (sint32 &i) { i = get_sint32 (); } 417 void get (sint32 &i) { i = get_sint32 (); }
330 418
331 void get (uint32 &i) { i = get_sint64 (); } 419 void get (uint32 &i) { i = get_sint64 (); }
332 void get (sint64 &i) { i = get_sint64 (); } 420 void get (sint64 &i) { i = get_sint64 (); }
333};
334 421
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
335char *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};
336 470
337struct watcher_base 471struct watcher_base
338{ 472{
339 static struct EventAPI *GEventAPI; 473 static struct EventAPI *GEventAPI;
340}; 474};

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