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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 1.65 by root, Thu May 24 03:33:29 2007 UTC

… …
2// cfperl.h perl interface 2// cfperl.h perl interface
3// 3//
4#ifndef CFPERL_H__ 4#ifndef CFPERL_H__
5#define CFPERL_H__ 5#define CFPERL_H__
6 6
7#include <cstdarg>
7#include <cstdio> 8#include <cstdio>
9#include <bitset>
8 10
9using namespace std; 11using namespace std;
10 12
11#include <EXTERN.h> 13#include <EXTERN.h>
12#include <perl.h> 14#include <perl.h>
13#include <XSUB.h> 15#include <XSUB.h>
14 16
15#include <EventAPI.h> 17#include <EventAPI.h>
18#include <CoroAPI.h>
16 19
20#include "util.h"
21#include "keyword.h"
22#include "dynbuf.h"
17#include "callback.h" 23#include "callback.h"
24
25//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
18 26
19// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 27// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
20#undef localtime 28#undef localtime
21#undef srand48 29#undef srand48
22#undef drand48 30#undef drand48
… …
28#undef strerror 36#undef strerror
29 37
30// same here, massive symbol spamming 38// same here, massive symbol spamming
31#undef do_open 39#undef do_open
32#undef do_close 40#undef do_close
41#undef ref
42#undef seed
33 43
34// perl bug #40256: perl does overwrite those with reentrant versions 44// perl bug #40256: perl does overwrite those with reentrant versions
35// but does not initialise their state structures. 45// but does not initialise their state structures.
36#undef random 46#undef random
37#undef crypt 47#undef crypt
38 48
49//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
50
51// some macros to simplify perl in-calls
52
53#define CHECK_ERROR \
54 if (SvTRUE (ERRSV)) \
55 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV));
56
57#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
58#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
59#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
60#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
61#define CALL_END CHECK_ERROR; FREETMPS; LEAVE
62
63//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
64
39void cfperl_init (); 65void cfperl_init ();
40void cfperl_main (); 66void cfperl_main ();
67void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level);
70
71//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
72
73// virtual server time, excluding time jumps and lag
74extern double runtime;
41 75
42enum event_klass 76enum event_klass
43{ 77{
44 KLASS_NONE, 78 KLASS_NONE,
45 KLASS_GLOBAL, 79 KLASS_GLOBAL,
… …
56# define def(klass,name) EVENT_ ## klass ## _ ## name, 90# define def(klass,name) EVENT_ ## klass ## _ ## name,
57# include "eventinc.h" 91# include "eventinc.h"
58# undef def 92# undef def
59 NUM_EVENT_TYPES 93 NUM_EVENT_TYPES
60}; 94};
95
96// in which global events or per-type events are we interested
97extern bitset<NUM_EVENT_TYPES> ev_want_event;
98extern bitset<NUM_TYPES> ev_want_type;
61 99
62#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 100#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
63#define ARG_INT(v) DT_INT , static_cast<int> (v) 101#define ARG_INT(v) DT_INT , static_cast<int> (v)
64#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 102#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
65#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 103#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
… …
89#define RESULT_INT(idx) RESULT(idx, INT) 127#define RESULT_INT(idx) RESULT(idx, INT)
90 128
91double cfperl_result_DOUBLE (int idx); 129double cfperl_result_DOUBLE (int idx);
92int cfperl_result_INT (int idx); 130int cfperl_result_INT (int idx);
93 131
132//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
133
134INTERFACE_CLASS (attachable)
94struct attachable 135struct attachable
95{ 136{
137 static MGVTBL vtbl;
138
96 static unordered_vector<attachable *> mortals; 139 static unordered_vector<attachable *> mortals;
97 static void check_mortals (); 140 MTH static void check_mortals ();
98 141
99 enum { 142 enum {
100 F_DESTROYED = 0x01, 143 F_DESTROYED = 0x01,
101 F_BORROWED = 0x02, 144 F_DEBUG_TRACE = 0x02,
102 }; 145 };
103 146
104 // object is delete'd after the refcount reaches 0 147 // object is delete'd after the refcount reaches 0
148 int ACC (RW, flags);
105 mutable int refcnt; 149 mutable int ACC (RW, refcnt);
106 int flags;
107 150
108 void refcnt_inc () const { ++refcnt; } 151 MTH void refcnt_inc () const { ++refcnt; }
109 void refcnt_dec () const { --refcnt; } 152 MTH void refcnt_dec () const { --refcnt; }
110 153
154 MTH int refcnt_cnt () const;
111 // check wether the object has died and destroy 155 // check wether the object has died and destroy
112 void refcnt_chk () { if (refcnt <= 0) do_check (); } 156 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); }
113 157
114 // destroy the object unless it was already destroyed 158 // destroy the object unless it was already destroyed
115 // this politely asks everybody interested the reduce 159 // this politely asks everybody interested the reduce
116 // the refcount to 0 as soon as possible. 160 // the refcount to 0 as soon as possible.
117 void destroy (); 161 MTH void destroy ();
118 162
119 // return wether an object was destroyed already 163 // return wether an object was destroyed already
120 bool destroyed () const { return flags & F_DESTROYED; } 164 MTH bool destroyed () const { return flags & F_DESTROYED; }
121 165
122 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 166 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
123 167
124#if 0 168#if 0
125private: 169private:
… …
129 173
130 HV *self; // CF+ perl self 174 HV *self; // CF+ perl self
131 AV *cb; // CF+ callbacks 175 AV *cb; // CF+ callbacks
132 shstr attach; // generic extension attachment information 176 shstr attach; // generic extension attachment information
133 177
178 void sever_self (); // sever this object from its self, if it has one.
134 void optimise (); // possibly save some memory by destroying unneeded data 179 void optimise (); // possibly save some memory by destroying unneeded data
135 180
136 attachable () 181 attachable ()
137 : flags (0), refcnt (0), self (0), cb (0), attach (0) 182 : flags (0), refcnt (0), self (0), cb (0), attach (0)
138 { 183 {
139 } 184 }
… …
145 190
146 virtual ~attachable (); 191 virtual ~attachable ();
147 192
148 attachable &operator =(const attachable &src); 193 attachable &operator =(const attachable &src);
149 194
195 bool vinvoke (event_type event, va_list &ap);
150 bool invoke (event_type event, ...); 196 bool invoke (event_type event, ...)
197 {
198 if (ev_want_event [event] || cb)
199 {
200 va_list ap;
201 va_start (ap, event);
202 vinvoke (event, ap);
203 va_end (ap);
204 }
205 }
206
151 void instantiate (); 207 MTH void instantiate ();
152 void reattach (); 208 void reattach ();
153 209
154protected: 210protected:
155 // do the real refcount checking work 211 // do the real refcount checking work
156 void do_check (); 212 void do_check ();
… …
165 void gather_callbacks (AV *&callbacks, event_type event) const; 221 void gather_callbacks (AV *&callbacks, event_type event) const;
166}; 222};
167 223
168extern struct global gbl_ev; 224extern struct global gbl_ev;
169 225
226//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
227
170struct object_freezer : dynbuf 228struct object_freezer : dynbuf_text
171{ 229{
172 AV *av; 230 AV *av;
173 231
174 object_freezer (); 232 object_freezer ();
175 ~object_freezer (); 233 ~object_freezer ();
… …
213 } 271 }
214 272
215 *p = '\n'; 273 *p = '\n';
216 } 274 }
217 275
218 void put (keyword k, const char *v) 276 void put (keyword k, const char *v = 0)
219 { 277 {
220 put_string (k, v); 278 put_string (k, v);
221 } 279 }
222 280
223 void put (keyword k, const shstr &v) 281 void put (keyword k, const shstr &v)
… …
288 void put (keyword k, const refptr<T> &v) 346 void put (keyword k, const refptr<T> &v)
289 { 347 {
290 put (k, (T *)v); 348 put (k, (T *)v);
291 } 349 }
292 350
293 bool save (const char *filename); 351 bool save (const char *path);
294 char *as_string (); // like strdup 352 char *as_string (); // like strdup
295 353
296 operator bool () { return !!av; } 354 operator bool () { return !!av; }
297}; 355};
298 356
299// compatibility support, should be removed when no longer needed 357// compatibility support, should be removed when no longer needed
300int fprintf (object_freezer &freezer, const char *format, ...); 358void fprintf (object_freezer &freezer, const char *format, ...);
301int fputs (const char *s, object_freezer &freezer); 359void fputs (const char *s, object_freezer &freezer);
302 360
303struct object_thawer 361struct object_thawer
304{ 362{
305 SV *text; // text part 363 SV *text; // text part
306 AV *av; // perl part 364 AV *av; // perl part
365 int linenum;
307 char *line; // current beginning of line 366 char *line; // current beginning of line
367 keyword kw;
308 char *last_value; 368 char *kw_str, *value;
369 const char *name;
309 370
310 operator bool () { return !!text; } 371 operator bool () { return !!text; }
311 372
312 object_thawer (const char *filename = 0); 373 object_thawer (const char *path = 0);
313 object_thawer (const char *data, AV *perlav); 374 object_thawer (const char *data, AV *perlav);
314 ~object_thawer (); 375 ~object_thawer ();
315 376
316 void get (attachable *obj, int oid); 377 void get (attachable *obj, int oid);
317 378
318 keyword get_kv (); // also parse value for later use 379 // parse next line
380 void next ();
381 // skip the current key-value (usually fetch next line, for
382 // multiline-fields, skips untilt he corresponding end-kw
383 void skip ();
319 384
385 //TODO: remove, deprecated
386 keyword get_kv ()
387 {
388 next ();
389 return kw;
390 }
391
320 const char *get_str () { return last_value; } // may be 0 392 char *get_str () { return value; } // may be 0
321 393
322 void get (shstr &sh) const; 394 void get (shstr &sh) const;
323 void get_ornull (shstr &sh) const { sh = last_value; } 395 void get_ornull (shstr &sh) const { sh = value; }
324 void get_ml (keyword kend, shstr &sh); 396 void get_ml (keyword kend, shstr &sh);
325 397
326 sint32 get_sint32 () const; 398 sint32 get_sint32 () const;
327 sint64 get_sint64 () const; 399 sint64 get_sint64 () const;
328 double get_double () const; 400 double get_double () const;
329 401
330 void get (float &v) { v = get_double (); } 402 void get (float &v) { v = get_double (); }
331 void get (double &v) { v = get_double (); } 403 void get (double &v) { v = get_double (); }
332 404
405 void get (bool &i) { i = get_sint32 (); }
333 void get (sint8 &i) { i = get_sint32 (); } 406 void get (sint8 &i) { i = get_sint32 (); }
334 void get (uint8 &i) { i = get_sint32 (); } 407 void get (uint8 &i) { i = get_sint32 (); }
335 void get (sint16 &i) { i = get_sint32 (); } 408 void get (sint16 &i) { i = get_sint32 (); }
336 void get (uint16 &i) { i = get_sint32 (); } 409 void get (uint16 &i) { i = get_sint32 (); }
337 void get (sint32 &i) { i = get_sint32 (); } 410 void get (sint32 &i) { i = get_sint32 (); }
338 411
339 void get (uint32 &i) { i = get_sint64 (); } 412 void get (uint32 &i) { i = get_sint64 (); }
340 void get (sint64 &i) { i = get_sint64 (); } 413 void get (sint64 &i) { i = get_sint64 (); }
341};
342 414
415 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
416};
417
418//TODO: remove
343char *fgets (char *s, int n, object_thawer &thawer); 419char *fgets (char *s, int n, object_thawer &thawer);
420
421//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
422
423struct coroapi {
424 static struct CoroAPI *GCoroAPI;
425
426 static int nready () { return CORO_NREADY; }
427 static int cede () { return CORO_CEDE ; }
428
429 static double (*time)();
430 static double next_cede;
431 static int cede_counter;
432
433 static void do_cede_every ();
434 static void do_cede_to_tick ();
435 static void do_cede_to_tick_every ();
436
437 static void cede_every (int count)
438 {
439 if (++cede_counter >= count)
440 do_cede_every ();
441 }
442
443 static void cede_to_tick ()
444 {
445 if (time () >= next_cede)
446 do_cede_to_tick ();
447 }
448
449 static void cede_to_tick_every (int count)
450 {
451 if (++cede_counter >= count)
452 cede_to_tick ();
453 }
454
455 static void wait_for_tick ();
456 static void wait_for_tick_begin ();
457};
344 458
345struct watcher_base 459struct watcher_base
346{ 460{
347 static struct EventAPI *GEventAPI; 461 static struct EventAPI *GEventAPI;
348}; 462};

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