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1 | /* |
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2 | * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. |
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3 | * |
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4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
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5 | * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team |
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6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
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7 | * |
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8 | * Crossfire TRT is free software; you can redistribute it and/or modify it |
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9 | * under the terms of the GNU General Public License as published by the Free |
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10 | * Software Foundation; either version 2 of the License, or (at your option) |
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11 | * any later version. |
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12 | * |
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13 | * This program is distributed in the hope that it will be useful, but |
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14 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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15 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 | * for more details. |
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17 | * |
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18 | * You should have received a copy of the GNU General Public License along |
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19 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
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20 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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21 | * |
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22 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
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23 | */ |
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24 | |
1 | // |
25 | // |
2 | // cfperl.h perl interface |
26 | // cfperl.h perl interface |
3 | // |
27 | // |
4 | #ifndef CFPERL_H__ |
28 | #ifndef CFPERL_H__ |
5 | #define CFPERL_H__ |
29 | #define CFPERL_H__ |
6 | |
30 | |
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31 | #include <cstdarg> |
7 | #include <cstdio> |
32 | #include <cstdio> |
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33 | #include <bitset> |
8 | |
34 | |
9 | using namespace std; |
35 | using namespace std; |
10 | |
36 | |
11 | #include <EXTERN.h> |
37 | #include <EXTERN.h> |
12 | #include <perl.h> |
38 | #include <perl.h> |
… | |
… | |
61 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
87 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
62 | |
88 | |
63 | void cfperl_init (); |
89 | void cfperl_init (); |
64 | void cfperl_main (); |
90 | void cfperl_main (); |
65 | void cfperl_emergency_save (); |
91 | void cfperl_emergency_save (); |
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92 | void cfperl_cleanup (int make_core); |
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93 | void cfperl_make_book (object *book, int level); |
66 | |
94 | |
67 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
95 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
68 | |
96 | |
69 | // virtual server time, excluding time jumps and lag |
97 | // virtual server time, excluding time jumps and lag |
70 | extern double runtime; |
98 | extern double runtime; |
… | |
… | |
86 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
114 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
87 | # include "eventinc.h" |
115 | # include "eventinc.h" |
88 | # undef def |
116 | # undef def |
89 | NUM_EVENT_TYPES |
117 | NUM_EVENT_TYPES |
90 | }; |
118 | }; |
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119 | |
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120 | // in which global events or per-type events are we interested |
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121 | extern bitset<NUM_EVENT_TYPES> ev_want_event; |
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122 | extern bitset<NUM_TYPES> ev_want_type; |
91 | |
123 | |
92 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
124 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
93 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
125 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
94 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
126 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
95 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
127 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
… | |
… | |
102 | #define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
134 | #define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
103 | #define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
135 | #define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
104 | #define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
136 | #define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
105 | |
137 | |
106 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
138 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
107 | |
139 | #define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0) |
108 | // all these return true when the normal event processing should be skipped (if any) |
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109 | #define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) |
140 | #define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
110 | #define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) |
141 | #define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__) |
111 | #define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) |
142 | #define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__) |
112 | #define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) |
143 | #define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__) |
113 | #define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) |
144 | #define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__) |
114 | #define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) |
145 | #define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__) |
115 | |
146 | |
116 | //TODO should index into @result |
147 | //TODO should index into @result |
117 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
148 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
118 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
149 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
119 | #define RESULT_INT(idx) RESULT(idx, INT) |
150 | #define RESULT_INT(idx) RESULT(idx, INT) |
… | |
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130 | |
161 | |
131 | static unordered_vector<attachable *> mortals; |
162 | static unordered_vector<attachable *> mortals; |
132 | MTH static void check_mortals (); |
163 | MTH static void check_mortals (); |
133 | |
164 | |
134 | enum { |
165 | enum { |
135 | F_DESTROYED = 0x01, |
166 | F_DESTROYED = 0x01, |
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167 | F_DEBUG_TRACE = 0x02, |
136 | }; |
168 | }; |
137 | |
169 | |
138 | // object is delete'd after the refcount reaches 0 |
170 | // object is delete'd after the refcount reaches 0 |
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171 | int ACC (RW, flags); |
139 | mutable int ACC (RW, refcnt); |
172 | mutable int ACC (RW, refcnt); |
140 | int ACC (RW, flags); |
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141 | |
173 | |
142 | MTH void refcnt_inc () const { ++refcnt; } |
174 | MTH void refcnt_inc () const { ++refcnt; } |
143 | MTH void refcnt_dec () const { --refcnt; } |
175 | MTH void refcnt_dec () const { --refcnt; } |
144 | |
176 | |
145 | MTH int refcnt_cnt () const; |
177 | MTH int refcnt_cnt () const; |
146 | // check wether the object has died and destroy |
178 | // check wether the object has died and destroy |
147 | MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } |
179 | MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } |
148 | |
180 | |
149 | // destroy the object unless it was already destroyed |
181 | // destroy the object unless it was already destroyed |
150 | // this politely asks everybody interested the reduce |
182 | // this politely asks everybody interested the reduce |
151 | // the refcount to 0 as soon as possible. |
183 | // the refcount to 0 as soon as possible. |
152 | MTH void destroy (); |
184 | MTH void destroy (); |
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181 | |
213 | |
182 | virtual ~attachable (); |
214 | virtual ~attachable (); |
183 | |
215 | |
184 | attachable &operator =(const attachable &src); |
216 | attachable &operator =(const attachable &src); |
185 | |
217 | |
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218 | // used to _quickly_ device wether to shortcut the evaluation |
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219 | bool should_invoke (event_type event) |
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220 | { |
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221 | return ev_want_event [event] || cb; |
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222 | } |
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223 | |
186 | bool invoke (event_type event, ...); |
224 | bool invoke (event_type event, ...); |
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225 | |
187 | MTH void instantiate (); |
226 | MTH void instantiate (); |
188 | void reattach (); |
227 | void reattach (); |
189 | |
228 | |
190 | protected: |
229 | protected: |
191 | // do the real refcount checking work |
230 | // do the real refcount checking work |
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203 | |
242 | |
204 | extern struct global gbl_ev; |
243 | extern struct global gbl_ev; |
205 | |
244 | |
206 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
245 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
207 | |
246 | |
208 | struct object_freezer : dynbuf |
247 | struct object_freezer : dynbuf_text |
209 | { |
248 | { |
210 | AV *av; |
249 | AV *av; |
211 | |
250 | |
212 | object_freezer (); |
251 | object_freezer (); |
213 | ~object_freezer (); |
252 | ~object_freezer (); |
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217 | // used only for user-defined key-value pairs |
256 | // used only for user-defined key-value pairs |
218 | void put (const shstr &k, const shstr &v) |
257 | void put (const shstr &k, const shstr &v) |
219 | { |
258 | { |
220 | add (k); |
259 | add (k); |
221 | |
260 | |
222 | if (v) |
261 | if (expect_true (v)) |
223 | add (' '), add (v); |
262 | add (' '), add (v); |
224 | |
263 | |
225 | add ('\n'); |
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226 | } |
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227 | |
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228 | //TODO//temporary, used only for saving body locations |
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229 | void put (const char *k, int v) |
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230 | { |
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231 | add (k); |
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232 | add (' '); |
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233 | add (sint32 (v)); |
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234 | add ('\n'); |
264 | add ('\n'); |
235 | } |
265 | } |
236 | |
266 | |
237 | template<typename T> |
267 | template<typename T> |
238 | void put_string (keyword k, const T &v) |
268 | void put_string (keyword k, const T &v) |
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242 | |
272 | |
243 | char *p = (char *)alloc (klen + vlen + 1); |
273 | char *p = (char *)alloc (klen + vlen + 1); |
244 | |
274 | |
245 | memcpy (p, keyword_str [k], klen); p += klen; |
275 | memcpy (p, keyword_str [k], klen); p += klen; |
246 | |
276 | |
247 | if (v) |
277 | if (expect_true (v)) |
248 | { |
278 | { |
249 | *p++ = ' '; vlen--; |
279 | *p++ = ' '; vlen--; |
250 | memcpy (p, v, vlen); p += vlen; |
280 | memcpy (p, v, vlen); p += vlen; |
251 | } |
281 | } |
252 | |
282 | |
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263 | put_string (k, v); |
293 | put_string (k, v); |
264 | } |
294 | } |
265 | |
295 | |
266 | void put (keyword k, double v) |
296 | void put (keyword k, double v) |
267 | { |
297 | { |
268 | char buf [128]; |
298 | force (MAX_KEYWORD_LEN + 2 + 32); |
269 | |
299 | fadd (keyword_str [k], keyword_len [k]); |
270 | snprintf (buf, 128, "%.7g", v); |
300 | fadd (' '); |
271 | |
301 | falloc (sprintf (ptr, "%.7g", v)); |
272 | put (k, (const char *)buf); |
302 | fadd ('\n'); |
273 | } |
303 | } |
274 | |
304 | |
275 | void put_(keyword k, sint64 v) |
305 | void put_(keyword k, sint64 v) |
276 | { |
306 | { |
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307 | force (MAX_KEYWORD_LEN + 2 + sint64_digits); |
277 | add (keyword_str [k], keyword_len [k]); |
308 | fadd (keyword_str [k], keyword_len [k]); |
278 | add (' '); |
309 | fadd (' '); |
279 | add (v); |
310 | add (v); |
280 | add ('\n'); |
311 | fadd ('\n'); |
281 | } |
312 | } |
282 | |
313 | |
283 | void put_(keyword k, sint32 v) |
314 | void put_(keyword k, sint32 v) |
284 | { |
315 | { |
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316 | force (MAX_KEYWORD_LEN + 2 + sint32_digits); |
285 | add (keyword_str [k], keyword_len [k]); |
317 | fadd (keyword_str [k], keyword_len [k]); |
286 | add (' '); |
318 | fadd (' '); |
287 | add (v); |
319 | add (v); |
288 | add ('\n'); |
320 | fadd ('\n'); |
289 | } |
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290 | |
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291 | void put (keyword kbeg, keyword kend, const shstr &v) |
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292 | { |
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293 | add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); |
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294 | |
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295 | if (v) |
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296 | { |
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297 | add (v); |
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298 | add ('\n'); |
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299 | } |
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300 | |
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301 | add (keyword_str [kend], keyword_len [kend]); add ('\n'); |
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302 | } |
321 | } |
303 | |
322 | |
304 | void put (keyword k, float v) { put (k, (double)v); } |
323 | void put (keyword k, float v) { put (k, (double)v); } |
305 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
324 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
306 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
325 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
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311 | void put (keyword k, signed long v) { put_(k, (sint64)v); } |
330 | void put (keyword k, signed long v) { put_(k, (sint64)v); } |
312 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
331 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
313 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
332 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
314 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
333 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
315 | |
334 | |
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335 | void put (keyword kbeg, keyword kend, const shstr &v) |
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336 | { |
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337 | force (MAX_KEYWORD_LEN + 1); |
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338 | fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n'); |
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339 | |
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340 | if (expect_true (v)) |
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341 | { |
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342 | add (v); |
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343 | add ('\n'); |
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344 | } |
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345 | |
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346 | force (MAX_KEYWORD_LEN + 1); |
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347 | fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n'); |
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348 | } |
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349 | |
316 | template<typename T> |
350 | template<typename T> |
317 | void put (keyword k, const T *v) |
351 | void put (keyword k, const T *v) |
318 | { |
352 | { |
319 | if (v) |
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320 | put (k, v->name); |
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321 | else |
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322 | put (k, (const char *)0); |
353 | put (k, v ? &v->name : (const char *)0); |
323 | } |
354 | } |
324 | |
355 | |
325 | template<typename T> |
356 | template<typename T> |
326 | void put (keyword k, const refptr<T> &v) |
357 | void put (keyword k, const refptr<T> &v) |
327 | { |
358 | { |
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332 | char *as_string (); // like strdup |
363 | char *as_string (); // like strdup |
333 | |
364 | |
334 | operator bool () { return !!av; } |
365 | operator bool () { return !!av; } |
335 | }; |
366 | }; |
336 | |
367 | |
337 | // compatibility support, should be removed when no longer needed |
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338 | int fprintf (object_freezer &freezer, const char *format, ...); |
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339 | int fputs (const char *s, object_freezer &freezer); |
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340 | |
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341 | struct object_thawer |
368 | struct object_thawer |
342 | { |
369 | { |
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370 | char *line; // current beginning of line |
343 | SV *text; // text part |
371 | SV *text; // text part |
344 | AV *av; // perl part |
372 | AV *av; // perl part |
345 | char *line; // current beginning of line |
373 | int linenum; |
346 | char *last_keyword, *last_value; |
374 | keyword kw; |
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375 | char *kw_str; // the keyword parsed, as string |
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376 | char *value; // the value, or 0 if no value |
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377 | char *value_nn; // the value, or the empty string if no value |
347 | const char *name; |
378 | const char *name; |
348 | |
379 | |
349 | operator bool () { return !!text; } |
380 | operator bool () { return !!text; } |
350 | |
381 | |
351 | object_thawer (const char *path = 0); |
382 | object_thawer (const char *path = 0); |
352 | object_thawer (const char *data, AV *perlav); |
383 | object_thawer (const char *data, AV *perlav); |
353 | ~object_thawer (); |
384 | ~object_thawer (); |
354 | |
385 | |
355 | void get (attachable *obj, int oid); |
386 | void get (attachable *obj, int oid); |
356 | |
387 | |
357 | keyword get_kv (); // also parse value for later use |
388 | // parse next line |
358 | void skip_kv (keyword kw); |
389 | void next (); |
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390 | // skip the current key-value (usually fetch next line, for |
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391 | // multiline-fields, skips till the corresponding end-kw |
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392 | void skip (); |
359 | |
393 | |
360 | const char *get_str () { return last_value; } // may be 0 |
394 | char *get_str () { return value; } // may be 0 |
361 | |
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362 | void get (shstr &sh) const; |
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363 | void get_ornull (shstr &sh) const { sh = last_value; } |
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364 | void get_ml (keyword kend, shstr &sh); |
395 | void get_ml (keyword kend, shstr &sh); |
365 | |
396 | |
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397 | void get_ornull (shstr &sh) const { sh = value; } |
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398 | void get (shstr &sh) const { sh = value; } // might want to check for non-null here |
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399 | |
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400 | bool get_bool () const { return *value_nn == '1'; } |
366 | sint32 get_sint32 () const; |
401 | sint32 get_sint32 () const; |
367 | sint64 get_sint64 () const; |
402 | sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); } |
368 | double get_double () const; |
403 | double get_double () const { return strtod (value_nn, 0); } |
369 | |
404 | |
370 | void get (float &v) { v = get_double (); } |
405 | void get (float &v) { v = get_double (); } |
371 | void get (double &v) { v = get_double (); } |
406 | void get (double &v) { v = get_double (); } |
372 | |
407 | |
373 | void get (bool &i) { i = get_sint32 (); } |
408 | void get (bool &i) { i = get_bool (); } |
374 | void get (sint8 &i) { i = get_sint32 (); } |
409 | void get (sint8 &i) { i = get_sint32 (); } |
375 | void get (uint8 &i) { i = get_sint32 (); } |
410 | void get (uint8 &i) { i = get_sint32 (); } |
376 | void get (sint16 &i) { i = get_sint32 (); } |
411 | void get (sint16 &i) { i = get_sint32 (); } |
377 | void get (uint16 &i) { i = get_sint32 (); } |
412 | void get (uint16 &i) { i = get_sint32 (); } |
378 | void get (sint32 &i) { i = get_sint32 (); } |
413 | void get (sint32 &i) { i = get_sint32 (); } |
379 | |
414 | |
380 | void get (uint32 &i) { i = get_sint64 (); } |
415 | void get (uint32 &i) { i = get_sint64 (); } |
381 | void get (sint64 &i) { i = get_sint64 (); } |
416 | void get (sint64 &i) { i = get_sint64 (); } |
382 | }; |
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383 | |
417 | |
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418 | bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
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419 | }; |
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420 | |
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421 | //TODO: remove |
384 | char *fgets (char *s, int n, object_thawer &thawer); |
422 | char *fgets (char *s, int n, object_thawer &thawer); |
385 | |
423 | |
386 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
424 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
387 | |
425 | |
388 | struct coroapi { |
426 | struct coroapi { |
389 | static struct CoroAPI *GCoroAPI; |
427 | static struct CoroAPI *GCoroAPI; |
390 | |
428 | |
391 | static int nready () { return CORO_NREADY; } |
429 | static int nready () { return CORO_NREADY; } |
392 | static int cede () { return CORO_CEDE ; } |
430 | static int cede () { return CORO_CEDE ; } |
393 | |
431 | |
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432 | static double (*time)(); |
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433 | static double next_cede; |
394 | static int cede_counter; |
434 | static int cede_counter; |
395 | |
435 | |
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436 | static void do_cede_every (); |
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437 | static void do_cede_to_tick (); |
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438 | static void do_cede_to_tick_every (); |
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439 | |
396 | static void cede_every (int count) |
440 | static void cede_every (int count) |
397 | { |
441 | { |
398 | if (++cede_counter >= count) |
442 | if (expect_false (++cede_counter >= count)) |
399 | { |
443 | do_cede_every (); |
400 | cede_counter = 0; |
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401 | |
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402 | if (coroapi::nready ()) |
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403 | coroapi::cede (); |
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404 | } |
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405 | } |
444 | } |
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445 | |
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446 | static bool cede_to_tick () |
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447 | { |
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448 | if (expect_true (time () < next_cede)) |
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449 | return false; |
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450 | |
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451 | do_cede_to_tick (); |
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452 | return true; |
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453 | } |
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454 | |
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455 | static bool cede_to_tick_every (int count) |
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456 | { |
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457 | if (expect_true (++cede_counter < count)) |
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458 | return false; |
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459 | |
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460 | return cede_to_tick (); |
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461 | } |
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462 | |
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463 | static void wait_for_tick (); |
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464 | static void wait_for_tick_begin (); |
406 | }; |
465 | }; |
407 | |
466 | |
408 | struct watcher_base |
467 | struct watcher_base |
409 | { |
468 | { |
410 | static struct EventAPI *GEventAPI; |
469 | static struct EventAPI *GEventAPI; |