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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.41 by root, Mon Dec 25 11:25:49 2006 UTC vs.
Revision 1.63 by root, Mon Apr 23 18:09:57 2007 UTC

… …
11#include <EXTERN.h> 11#include <EXTERN.h>
12#include <perl.h> 12#include <perl.h>
13#include <XSUB.h> 13#include <XSUB.h>
14 14
15#include <EventAPI.h> 15#include <EventAPI.h>
16#include <CoroAPI.h>
16 17
18#include "util.h"
19#include "keyword.h"
20#include "dynbuf.h"
17#include "callback.h" 21#include "callback.h"
22
23//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
18 24
19// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 25// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
20#undef localtime 26#undef localtime
21#undef srand48 27#undef srand48
22#undef drand48 28#undef drand48
… …
28#undef strerror 34#undef strerror
29 35
30// same here, massive symbol spamming 36// same here, massive symbol spamming
31#undef do_open 37#undef do_open
32#undef do_close 38#undef do_close
39#undef ref
40#undef seed
33 41
34// perl bug #40256: perl does overwrite those with reentrant versions 42// perl bug #40256: perl does overwrite those with reentrant versions
35// but does not initialise their state structures. 43// but does not initialise their state structures.
36#undef random 44#undef random
37#undef crypt 45#undef crypt
38 46
47//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
48
49// some macros to simplify perl in-calls
50
51#define CHECK_ERROR \
52 if (SvTRUE (ERRSV)) \
53 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV));
54
55#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
57#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;
59#define CALL_END CHECK_ERROR; FREETMPS; LEAVE
60
61//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
62
39void cfperl_init (); 63void cfperl_init ();
40void cfperl_main (); 64void cfperl_main ();
65void cfperl_emergency_save ();
66void cfperl_cleanup (int make_core);
67
68//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
69
70// virtual server time, excluding time jumps and lag
71extern double runtime;
41 72
42enum event_klass 73enum event_klass
43{ 74{
44 KLASS_NONE, 75 KLASS_NONE,
45 KLASS_GLOBAL, 76 KLASS_GLOBAL,
… …
89#define RESULT_INT(idx) RESULT(idx, INT) 120#define RESULT_INT(idx) RESULT(idx, INT)
90 121
91double cfperl_result_DOUBLE (int idx); 122double cfperl_result_DOUBLE (int idx);
92int cfperl_result_INT (int idx); 123int cfperl_result_INT (int idx);
93 124
125//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
126
127INTERFACE_CLASS (attachable)
94struct attachable 128struct attachable
95{ 129{
130 static MGVTBL vtbl;
131
96 static unordered_vector<attachable *> mortals; 132 static unordered_vector<attachable *> mortals;
97 static void check_mortals (); 133 MTH static void check_mortals ();
98 134
99 enum { 135 enum {
100 F_DESTROYED = 0x01, 136 F_DESTROYED = 0x01,
101 F_BORROWED = 0x02, 137 F_DEBUG_TRACE = 0x02,
102 }; 138 };
103 139
104 // object is delete'd after the refcount reaches 0 140 // object is delete'd after the refcount reaches 0
141 int ACC (RW, flags);
105 mutable int refcnt; 142 mutable int ACC (RW, refcnt);
106 int flags;
107 143
108 void refcnt_inc () const { ++refcnt; } 144 MTH void refcnt_inc () const { ++refcnt; }
109 void refcnt_dec () const { --refcnt; } 145 MTH void refcnt_dec () const { --refcnt; }
110 146
147 MTH int refcnt_cnt () const;
111 // check wether the object has died and destroy 148 // check wether the object has died and destroy
112 void refcnt_chk () { if (refcnt <= 0) do_check (); } 149 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); }
113 150
114 // destroy the object unless it was already destroyed 151 // destroy the object unless it was already destroyed
115 // this politely asks everybody interested the reduce 152 // this politely asks everybody interested the reduce
116 // the refcount to 0 as soon as possible. 153 // the refcount to 0 as soon as possible.
117 void destroy (); 154 MTH void destroy ();
118 155
119 // return wether an object was destroyed already 156 // return wether an object was destroyed already
120 bool destroyed () const { return flags & F_DESTROYED; } 157 MTH bool destroyed () const { return flags & F_DESTROYED; }
121 158
122 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 159 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
123 160
124#if 0 161#if 0
125private: 162private:
… …
129 166
130 HV *self; // CF+ perl self 167 HV *self; // CF+ perl self
131 AV *cb; // CF+ callbacks 168 AV *cb; // CF+ callbacks
132 shstr attach; // generic extension attachment information 169 shstr attach; // generic extension attachment information
133 170
171 void sever_self (); // sever this object from its self, if it has one.
134 void optimise (); // possibly save some memory by destroying unneeded data 172 void optimise (); // possibly save some memory by destroying unneeded data
135 173
136 attachable () 174 attachable ()
137 : flags (0), refcnt (0), self (0), cb (0), attach (0) 175 : flags (0), refcnt (0), self (0), cb (0), attach (0)
138 { 176 {
139 } 177 }
… …
146 virtual ~attachable (); 184 virtual ~attachable ();
147 185
148 attachable &operator =(const attachable &src); 186 attachable &operator =(const attachable &src);
149 187
150 bool invoke (event_type event, ...); 188 bool invoke (event_type event, ...);
151 void instantiate (); 189 MTH void instantiate ();
152 void reattach (); 190 void reattach ();
153 191
154protected: 192protected:
155 // do the real refcount checking work 193 // do the real refcount checking work
156 void do_check (); 194 void do_check ();
… …
165 void gather_callbacks (AV *&callbacks, event_type event) const; 203 void gather_callbacks (AV *&callbacks, event_type event) const;
166}; 204};
167 205
168extern struct global gbl_ev; 206extern struct global gbl_ev;
169 207
208//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
209
170struct object_freezer : dynbuf 210struct object_freezer : dynbuf_text
171{ 211{
172 AV *av; 212 AV *av;
173 213
174 object_freezer (); 214 object_freezer ();
175 ~object_freezer (); 215 ~object_freezer ();
… …
213 } 253 }
214 254
215 *p = '\n'; 255 *p = '\n';
216 } 256 }
217 257
218 void put (keyword k, const char *v) 258 void put (keyword k, const char *v = 0)
219 { 259 {
220 put_string (k, v); 260 put_string (k, v);
221 } 261 }
222 262
223 void put (keyword k, const shstr &v) 263 void put (keyword k, const shstr &v)
… …
288 void put (keyword k, const refptr<T> &v) 328 void put (keyword k, const refptr<T> &v)
289 { 329 {
290 put (k, (T *)v); 330 put (k, (T *)v);
291 } 331 }
292 332
293 bool save (const char *filename); 333 bool save (const char *path);
294 char *as_string (); // like strdup 334 char *as_string (); // like strdup
295 335
296 operator bool () { return !!av; } 336 operator bool () { return !!av; }
297}; 337};
298 338
299// compatibility support, should be removed when no longer needed 339// compatibility support, should be removed when no longer needed
300int fprintf (object_freezer &freezer, const char *format, ...); 340void fprintf (object_freezer &freezer, const char *format, ...);
301int fputs (const char *s, object_freezer &freezer); 341void fputs (const char *s, object_freezer &freezer);
302 342
303struct object_thawer 343struct object_thawer
304{ 344{
305 SV *text; // text part 345 SV *text; // text part
306 AV *av; // perl part 346 AV *av; // perl part
347 int linenum;
307 char *line; // current beginning of line 348 char *line; // current beginning of line
349 keyword kw;
308 char *last_value; 350 char *kw_str, *value;
351 const char *name;
309 352
310 operator bool () { return !!text; } 353 operator bool () { return !!text; }
311 354
312 object_thawer (const char *filename = 0); 355 object_thawer (const char *path = 0);
313 object_thawer (const char *data, AV *perlav); 356 object_thawer (const char *data, AV *perlav);
314 ~object_thawer (); 357 ~object_thawer ();
315 358
316 void get (attachable *obj, int oid); 359 void get (attachable *obj, int oid);
317 360
318 keyword get_kv (); // also parse value for later use 361 // parse next line
362 void next ();
363 // skip the current key-value (usually fetch next line, for
364 // multiline-fields, skips untilt he corresponding end-kw
365 void skip ();
319 366
367 //TODO: remove, deprecated
368 keyword get_kv ()
369 {
370 next ();
371 return kw;
372 }
373
320 const char *get_str () { return last_value; } // may be 0 374 char *get_str () { return value; } // may be 0
321 375
322 void get (shstr &sh) const; 376 void get (shstr &sh) const;
323 void get_ornull (shstr &sh) const { sh = last_value; } 377 void get_ornull (shstr &sh) const { sh = value; }
324 void get_ml (keyword kend, shstr &sh); 378 void get_ml (keyword kend, shstr &sh);
325 379
326 sint32 get_sint32 () const; 380 sint32 get_sint32 () const;
327 sint64 get_sint64 () const; 381 sint64 get_sint64 () const;
328 double get_double () const; 382 double get_double () const;
329 383
330 void get (float &v) { v = get_double (); } 384 void get (float &v) { v = get_double (); }
331 void get (double &v) { v = get_double (); } 385 void get (double &v) { v = get_double (); }
332 386
387 void get (bool &i) { i = get_sint32 (); }
333 void get (sint8 &i) { i = get_sint32 (); } 388 void get (sint8 &i) { i = get_sint32 (); }
334 void get (uint8 &i) { i = get_sint32 (); } 389 void get (uint8 &i) { i = get_sint32 (); }
335 void get (sint16 &i) { i = get_sint32 (); } 390 void get (sint16 &i) { i = get_sint32 (); }
336 void get (uint16 &i) { i = get_sint32 (); } 391 void get (uint16 &i) { i = get_sint32 (); }
337 void get (sint32 &i) { i = get_sint32 (); } 392 void get (sint32 &i) { i = get_sint32 (); }
338 393
339 void get (uint32 &i) { i = get_sint64 (); } 394 void get (uint32 &i) { i = get_sint64 (); }
340 void get (sint64 &i) { i = get_sint64 (); } 395 void get (sint64 &i) { i = get_sint64 (); }
341};
342 396
397 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
398};
399
400//TODO: remove
343char *fgets (char *s, int n, object_thawer &thawer); 401char *fgets (char *s, int n, object_thawer &thawer);
402
403//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
404
405struct coroapi {
406 static struct CoroAPI *GCoroAPI;
407
408 static int nready () { return CORO_NREADY; }
409 static int cede () { return CORO_CEDE ; }
410
411 static double (*time)();
412 static double next_cede;
413 static int cede_counter;
414
415 static void do_cede_every ();
416 static void do_cede_to_tick ();
417 static void do_cede_to_tick_every ();
418
419 static void cede_every (int count)
420 {
421 if (++cede_counter >= count)
422 do_cede_every ();
423 }
424
425 static void cede_to_tick ()
426 {
427 if (time () >= next_cede)
428 do_cede_to_tick ();
429 }
430
431 static void cede_to_tick_every (int count)
432 {
433 if (++cede_counter >= count)
434 cede_to_tick ();
435 }
436
437 static void wait_for_tick ();
438 static void wait_for_tick_begin ();
439};
344 440
345struct watcher_base 441struct watcher_base
346{ 442{
347 static struct EventAPI *GEventAPI; 443 static struct EventAPI *GEventAPI;
348}; 444};

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