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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.42 by root, Sat Dec 30 10:16:10 2006 UTC vs.
Revision 1.68 by root, Sun May 27 23:22:29 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>
… …
35 37
36// same here, massive symbol spamming 38// same here, massive symbol spamming
37#undef do_open 39#undef do_open
38#undef do_close 40#undef do_close
39#undef ref 41#undef ref
42#undef seed
40 43
41// perl bug #40256: perl does overwrite those with reentrant versions 44// perl bug #40256: perl does overwrite those with reentrant versions
42// but does not initialise their state structures. 45// but does not initialise their state structures.
43#undef random 46#undef random
44#undef crypt 47#undef crypt
45 48
46////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 49//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
47 50
48// some macros to simplify perl in-calls 51// some macros to simplify perl in-calls
49 52
50// FUNCTION is, afaik, a gnu extension
51#define CHECK_ERROR \ 53#define CHECK_ERROR \
52 if (SvTRUE (ERRSV)) \ 54 if (SvTRUE (ERRSV)) \
53 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 55 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV));
54 56
55#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 57#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
… …
60 62
61////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 63//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
62 64
63void cfperl_init (); 65void cfperl_init ();
64void cfperl_main (); 66void cfperl_main ();
67void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level);
65 70
66////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 71//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
67 72
68// virtual server time, excluding time jumps and lag 73// virtual server time, excluding time jumps and lag
69extern double runtime; 74extern double runtime;
… …
85# define def(klass,name) EVENT_ ## klass ## _ ## name, 90# define def(klass,name) EVENT_ ## klass ## _ ## name,
86# include "eventinc.h" 91# include "eventinc.h"
87# undef def 92# undef def
88 NUM_EVENT_TYPES 93 NUM_EVENT_TYPES
89}; 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;
90 99
91#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 100#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
92#define ARG_INT(v) DT_INT , static_cast<int> (v) 101#define ARG_INT(v) DT_INT , static_cast<int> (v)
93#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 102#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
94#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 103#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
… …
101#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 110#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
102#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 111#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
103#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 112#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
104 113
105// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 114// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
106 115#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
107// all these return true when the normal event processing should be skipped (if any)
108#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 116#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
109#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 117#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
110#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 118#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
111#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 119#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
112#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 120#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
113#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 121#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
114 122
115//TODO should index into @result 123//TODO should index into @result
116#define RESULT(idx,type) cfperl_result_ ## type (idx) 124#define RESULT(idx,type) cfperl_result_ ## type (idx)
117#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 125#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
118#define RESULT_INT(idx) RESULT(idx, INT) 126#define RESULT_INT(idx) RESULT(idx, INT)
… …
120double cfperl_result_DOUBLE (int idx); 128double cfperl_result_DOUBLE (int idx);
121int cfperl_result_INT (int idx); 129int cfperl_result_INT (int idx);
122 130
123////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 131//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
124 132
133INTERFACE_CLASS (attachable)
125struct attachable 134struct attachable
126{ 135{
127 static MGVTBL vtbl; 136 static MGVTBL vtbl;
128 137
129 static unordered_vector<attachable *> mortals; 138 static unordered_vector<attachable *> mortals;
130 static void check_mortals (); 139 MTH static void check_mortals ();
131 140
132 enum { 141 enum {
133 F_DESTROYED = 0x01, 142 F_DESTROYED = 0x01,
134 F_BORROWED = 0x02, 143 F_DEBUG_TRACE = 0x02,
135 }; 144 };
136 145
137 // object is delete'd after the refcount reaches 0 146 // object is delete'd after the refcount reaches 0
147 int ACC (RW, flags);
138 mutable int refcnt; 148 mutable int ACC (RW, refcnt);
139 int flags;
140 149
141 void refcnt_inc () const { ++refcnt; } 150 MTH void refcnt_inc () const { ++refcnt; }
142 void refcnt_dec () const { --refcnt; } 151 MTH void refcnt_dec () const { --refcnt; }
143 152
153 MTH int refcnt_cnt () const;
144 // check wether the object has died and destroy 154 // check wether the object has died and destroy
145 void refcnt_chk () { if (refcnt <= 0) do_check (); } 155 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); }
146 156
147 // destroy the object unless it was already destroyed 157 // destroy the object unless it was already destroyed
148 // this politely asks everybody interested the reduce 158 // this politely asks everybody interested the reduce
149 // the refcount to 0 as soon as possible. 159 // the refcount to 0 as soon as possible.
150 void destroy (); 160 MTH void destroy ();
151 161
152 // return wether an object was destroyed already 162 // return wether an object was destroyed already
153 bool destroyed () const { return flags & F_DESTROYED; } 163 MTH bool destroyed () const { return flags & F_DESTROYED; }
154 164
155 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 165 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
156 166
157#if 0 167#if 0
158private: 168private:
… …
162 172
163 HV *self; // CF+ perl self 173 HV *self; // CF+ perl self
164 AV *cb; // CF+ callbacks 174 AV *cb; // CF+ callbacks
165 shstr attach; // generic extension attachment information 175 shstr attach; // generic extension attachment information
166 176
177 void sever_self (); // sever this object from its self, if it has one.
167 void optimise (); // possibly save some memory by destroying unneeded data 178 void optimise (); // possibly save some memory by destroying unneeded data
168 179
169 attachable () 180 attachable ()
170 : flags (0), refcnt (0), self (0), cb (0), attach (0) 181 : flags (0), refcnt (0), self (0), cb (0), attach (0)
171 { 182 {
172 } 183 }
… …
178 189
179 virtual ~attachable (); 190 virtual ~attachable ();
180 191
181 attachable &operator =(const attachable &src); 192 attachable &operator =(const attachable &src);
182 193
194 // used to _quickly_ device wether to shortcut the evaluation
195 bool should_invoke (event_type event)
196 {
197 return ev_want_event [event] || cb;
198 }
199
183 bool invoke (event_type event, ...); 200 bool invoke (event_type event, ...);
201
184 void instantiate (); 202 MTH void instantiate ();
185 void reattach (); 203 void reattach ();
186 204
187protected: 205protected:
188 // do the real refcount checking work 206 // do the real refcount checking work
189 void do_check (); 207 void do_check ();
… …
200 218
201extern struct global gbl_ev; 219extern struct global gbl_ev;
202 220
203////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 221//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
204 222
205struct object_freezer : dynbuf 223struct object_freezer : dynbuf_text
206{ 224{
207 AV *av; 225 AV *av;
208 226
209 object_freezer (); 227 object_freezer ();
210 ~object_freezer (); 228 ~object_freezer ();
… …
214 // used only for user-defined key-value pairs 232 // used only for user-defined key-value pairs
215 void put (const shstr &k, const shstr &v) 233 void put (const shstr &k, const shstr &v)
216 { 234 {
217 add (k); 235 add (k);
218 236
219 if (v) 237 if (expect_true (v))
220 add (' '), add (v); 238 add (' '), add (v);
221 239
222 add ('\n'); 240 add ('\n');
223 } 241 }
224 242
… …
239 257
240 char *p = (char *)alloc (klen + vlen + 1); 258 char *p = (char *)alloc (klen + vlen + 1);
241 259
242 memcpy (p, keyword_str [k], klen); p += klen; 260 memcpy (p, keyword_str [k], klen); p += klen;
243 261
244 if (v) 262 if (expect_true (v))
245 { 263 {
246 *p++ = ' '; vlen--; 264 *p++ = ' '; vlen--;
247 memcpy (p, v, vlen); p += vlen; 265 memcpy (p, v, vlen); p += vlen;
248 } 266 }
249 267
250 *p = '\n'; 268 *p = '\n';
251 } 269 }
252 270
253 void put (keyword k, const char *v) 271 void put (keyword k, const char *v = 0)
254 { 272 {
255 put_string (k, v); 273 put_string (k, v);
256 } 274 }
257 275
258 void put (keyword k, const shstr &v) 276 void put (keyword k, const shstr &v)
… …
260 put_string (k, v); 278 put_string (k, v);
261 } 279 }
262 280
263 void put (keyword k, double v) 281 void put (keyword k, double v)
264 { 282 {
265 char buf [128]; 283 force (32);
266 284 ptr += sprintf (ptr, "%.7g", v);
267 snprintf (buf, 128, "%.7g", v);
268
269 put (k, (const char *)buf);
270 } 285 }
271 286
272 void put_(keyword k, sint64 v) 287 void put_(keyword k, sint64 v)
273 { 288 {
274 add (keyword_str [k], keyword_len [k]); 289 add (keyword_str [k], keyword_len [k]);
… …
287 302
288 void put (keyword kbeg, keyword kend, const shstr &v) 303 void put (keyword kbeg, keyword kend, const shstr &v)
289 { 304 {
290 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); 305 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
291 306
292 if (v) 307 if (expect_true (v))
293 { 308 {
294 add (v); 309 add (v);
295 add ('\n'); 310 add ('\n');
296 } 311 }
297 312
… …
311 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 326 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
312 327
313 template<typename T> 328 template<typename T>
314 void put (keyword k, const T *v) 329 void put (keyword k, const T *v)
315 { 330 {
316 if (v) 331 if (expect_true (v))
317 put (k, v->name); 332 put (k, v->name);
318 else 333 else
319 put (k, (const char *)0); 334 put (k, (const char *)0);
320 } 335 }
321 336
… …
323 void put (keyword k, const refptr<T> &v) 338 void put (keyword k, const refptr<T> &v)
324 { 339 {
325 put (k, (T *)v); 340 put (k, (T *)v);
326 } 341 }
327 342
328 bool save (const char *filename); 343 bool save (const char *path);
329 char *as_string (); // like strdup 344 char *as_string (); // like strdup
330 345
331 operator bool () { return !!av; } 346 operator bool () { return !!av; }
332}; 347};
333 348
334// compatibility support, should be removed when no longer needed
335int fprintf (object_freezer &freezer, const char *format, ...);
336int fputs (const char *s, object_freezer &freezer);
337
338struct object_thawer 349struct object_thawer
339{ 350{
351 char *line; // current beginning of line
340 SV *text; // text part 352 SV *text; // text part
341 AV *av; // perl part 353 AV *av; // perl part
342 char *line; // current beginning of line 354 int linenum;
343 char *last_keyword, *last_value; 355 keyword kw;
356 char *kw_str; // the keyword parsed, as string
357 char *value; // the value, or 0 if no value
358 char *value_nn; // the value, or the empty string if no value
359 const char *name;
344 360
345 operator bool () { return !!text; } 361 operator bool () { return !!text; }
346 362
347 object_thawer (const char *filename = 0); 363 object_thawer (const char *path = 0);
348 object_thawer (const char *data, AV *perlav); 364 object_thawer (const char *data, AV *perlav);
349 ~object_thawer (); 365 ~object_thawer ();
350 366
351 void get (attachable *obj, int oid); 367 void get (attachable *obj, int oid);
352 368
353 keyword get_kv (); // also parse value for later use 369 // parse next line
354 void skip_kv (keyword kw); 370 void next ();
371 // skip the current key-value (usually fetch next line, for
372 // multiline-fields, skips untilt he corresponding end-kw
373 void skip ();
355 374
375 //TODO: remove, deprecated
376 keyword get_kv ()
377 {
378 next ();
379 return kw;
380 }
381
356 const char *get_str () { return last_value; } // may be 0 382 char *get_str () { return value; } // may be 0
357
358 void get (shstr &sh) const;
359 void get_ornull (shstr &sh) const { sh = last_value; }
360 void get_ml (keyword kend, shstr &sh); 383 void get_ml (keyword kend, shstr &sh);
361 384
385 void get_ornull (shstr &sh) const { sh = value; }
386 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
387
388 bool get_bool () const { return *value_nn == '1'; }
362 sint32 get_sint32 () const; 389 sint32 get_sint32 () const;
363 sint64 get_sint64 () const; 390 sint64 get_sint64 () const { return atoll (value_nn); }
364 double get_double () const; 391 double get_double () const { return atof (value_nn); }
365 392
366 void get (float &v) { v = get_double (); } 393 void get (float &v) { v = get_double (); }
367 void get (double &v) { v = get_double (); } 394 void get (double &v) { v = get_double (); }
368 395
369 void get (bool &i) { i = get_sint32 (); } 396 void get (bool &i) { i = get_bool (); }
370 void get (sint8 &i) { i = get_sint32 (); } 397 void get (sint8 &i) { i = get_sint32 (); }
371 void get (uint8 &i) { i = get_sint32 (); } 398 void get (uint8 &i) { i = get_sint32 (); }
372 void get (sint16 &i) { i = get_sint32 (); } 399 void get (sint16 &i) { i = get_sint32 (); }
373 void get (uint16 &i) { i = get_sint32 (); } 400 void get (uint16 &i) { i = get_sint32 (); }
374 void get (sint32 &i) { i = get_sint32 (); } 401 void get (sint32 &i) { i = get_sint32 (); }
375 402
376 void get (uint32 &i) { i = get_sint64 (); } 403 void get (uint32 &i) { i = get_sint64 (); }
377 void get (sint64 &i) { i = get_sint64 (); } 404 void get (sint64 &i) { i = get_sint64 (); }
378};
379 405
406 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
407};
408
409//TODO: remove
380char *fgets (char *s, int n, object_thawer &thawer); 410char *fgets (char *s, int n, object_thawer &thawer);
381 411
382////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 412//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
383 413
384struct coroapi { 414struct coroapi {
385 static struct CoroAPI *GCoroAPI; 415 static struct CoroAPI *GCoroAPI;
386 416
387 static int nready () { return CORO_NREADY; } 417 static int nready () { return CORO_NREADY; }
388 static int cede () { return CORO_CEDE ; } 418 static int cede () { return CORO_CEDE ; }
419
420 static double (*time)();
421 static double next_cede;
422 static int cede_counter;
423
424 static void do_cede_every ();
425 static void do_cede_to_tick ();
426 static void do_cede_to_tick_every ();
427
428 static void cede_every (int count)
429 {
430 if (expect_false (++cede_counter >= count))
431 do_cede_every ();
432 }
433
434 static void cede_to_tick ()
435 {
436 if (expect_false (time () >= next_cede))
437 do_cede_to_tick ();
438 }
439
440 static void cede_to_tick_every (int count)
441 {
442 if (expect_false (++cede_counter >= count))
443 cede_to_tick ();
444 }
445
446 static void wait_for_tick ();
447 static void wait_for_tick_begin ();
389}; 448};
390 449
391struct watcher_base 450struct watcher_base
392{ 451{
393 static struct EventAPI *GEventAPI; 452 static struct EventAPI *GEventAPI;

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