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1 | /* |
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2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
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3 | * |
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4 | * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra 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 | * Deliantra is free software: you can redistribute it and/or modify |
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9 | * it under the terms of the GNU General Public License as published by |
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10 | * the Free Software Foundation, either version 3 of the License, or |
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11 | * (at your option) 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, |
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 | * GNU General Public License 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 |
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19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 | * |
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21 | * The authors can be reached via e-mail to <support@deliantra.net> |
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22 | */ |
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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__ |
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12 | |
35 | |
13 | #include <EXTERN.h> |
36 | #include <EXTERN.h> |
14 | #include <perl.h> |
37 | #include <perl.h> |
15 | #include <XSUB.h> |
38 | #include <XSUB.h> |
16 | |
39 | |
17 | #include <EventAPI.h> |
40 | #include <EVAPI.h> |
18 | #include <CoroAPI.h> |
41 | #include <CoroAPI.h> |
19 | |
42 | |
20 | #include "util.h" |
43 | #include "util.h" |
21 | #include "keyword.h" |
44 | #include "keyword.h" |
22 | #include "dynbuf.h" |
45 | #include "dynbuf.h" |
… | |
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27 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
50 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
28 | #undef localtime |
51 | #undef localtime |
29 | #undef srand48 |
52 | #undef srand48 |
30 | #undef drand48 |
53 | #undef drand48 |
31 | #undef srandom |
54 | #undef srandom |
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55 | #undef opendir |
32 | #undef readdir |
56 | #undef readdir |
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57 | #undef closedir |
33 | #undef getprotobyname |
58 | #undef getprotobyname |
34 | #undef gethostbyname |
59 | #undef gethostbyname |
35 | #undef ctime |
60 | #undef ctime |
36 | #undef strerror |
61 | #undef strerror |
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62 | #undef _ |
37 | |
63 | |
38 | // same here, massive symbol spamming |
64 | // same here, massive symbol spamming |
39 | #undef do_open |
65 | #undef do_open |
40 | #undef do_close |
66 | #undef do_close |
41 | #undef ref |
67 | #undef ref |
… | |
… | |
46 | #undef random |
72 | #undef random |
47 | #undef crypt |
73 | #undef crypt |
48 | |
74 | |
49 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
75 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
50 | |
76 | |
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77 | #define _(msg) (msg) |
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78 | #define N_(msg) (msg) |
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79 | |
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80 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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81 | |
51 | // some macros to simplify perl in-calls |
82 | // some macros to simplify perl in-calls |
52 | |
83 | |
53 | #define CHECK_ERROR \ |
84 | #define CHECK_ERROR \ |
54 | if (SvTRUE (ERRSV)) \ |
85 | if (SvTRUE (ERRSV)) \ |
55 | LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); |
86 | LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); |
56 | |
87 | |
57 | #define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) |
88 | #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 |
89 | #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))) |
90 | #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; |
91 | #define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; |
61 | #define CALL_END CHECK_ERROR; FREETMPS; LEAVE |
92 | #define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE |
62 | |
93 | |
63 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
94 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
64 | |
95 | |
65 | void cfperl_init (); |
96 | void cfperl_init (); |
66 | void cfperl_main (); |
97 | void cfperl_main (); |
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98 | void cfperl_tick (); |
67 | void cfperl_emergency_save (); |
99 | void cfperl_emergency_save (); |
68 | void cfperl_cleanup (int make_core); |
100 | void cfperl_cleanup (int make_core); |
69 | void cfperl_make_book (object *book, int level); |
101 | void cfperl_make_book (object *book, int level); |
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102 | void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); |
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103 | int cfperl_can_merge (object *ob1, object *ob2); |
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104 | void cfperl_mapscript_activate (object *ob, bool state, object *activator, object *originator = 0); |
70 | |
105 | |
71 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
106 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
72 | |
107 | |
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108 | #if IVSIZE >= 8 |
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109 | typedef IV val64; |
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110 | typedef IV uval64; |
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111 | # define newSVval64 newSViv |
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112 | # define SvVAL64 SvIV |
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113 | # define newSVuval64 newSVuv |
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114 | # define SvUVAL64 SvUV |
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115 | #else |
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116 | typedef double val64; |
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117 | typedef double uval64; |
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118 | # define newSVval64 newSVnv |
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119 | # define SvVAL64 SvNV |
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120 | # define newSVuval64 newSVnv |
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121 | # define SvUVAL64 SvNV |
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122 | #endif |
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123 | |
73 | // virtual server time, excluding time jumps and lag |
124 | extern tstamp runtime; // virtual server time, excluding time jumps and lag |
74 | extern double runtime; |
125 | extern tstamp NOW; // real time of current server tick |
75 | |
126 | |
76 | enum event_klass |
127 | enum event_klass |
77 | { |
128 | { |
78 | KLASS_NONE, |
129 | KLASS_NONE, |
79 | KLASS_GLOBAL, |
130 | KLASS_GLOBAL, |
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129 | int cfperl_result_INT (int idx); |
180 | int cfperl_result_INT (int idx); |
130 | |
181 | |
131 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
182 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
132 | |
183 | |
133 | INTERFACE_CLASS (attachable) |
184 | INTERFACE_CLASS (attachable) |
134 | struct attachable |
185 | struct attachable : refcnt_base |
135 | { |
186 | { |
136 | static MGVTBL vtbl; |
187 | static MGVTBL vtbl; |
137 | |
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138 | static unordered_vector<attachable *> mortals; |
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139 | MTH static void check_mortals (); |
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140 | |
188 | |
141 | enum { |
189 | enum { |
142 | F_DESTROYED = 0x01, |
190 | F_DESTROYED = 0x01, |
143 | F_DEBUG_TRACE = 0x02, |
191 | F_DEBUG_TRACE = 0x02, |
144 | }; |
192 | }; |
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193 | uint8 ACC (RW, flags); |
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194 | |
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195 | static unordered_vector<attachable *> mortals; |
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196 | MTH static void check_mortals (); |
145 | |
197 | |
146 | // object is delete'd after the refcount reaches 0 |
198 | // object is delete'd after the refcount reaches 0 |
147 | int ACC (RW, flags); |
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148 | mutable int ACC (RW, refcnt); |
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149 | |
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150 | MTH void refcnt_inc () const { ++refcnt; } |
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151 | MTH void refcnt_dec () const { --refcnt; } |
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152 | |
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153 | MTH int refcnt_cnt () const; |
199 | MTH int refcnt_cnt () const; |
154 | // check wether the object has died and destroy |
200 | // check wether the object has died and destroy |
155 | MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } |
201 | MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } |
156 | |
202 | |
157 | // destroy the object unless it was already destroyed |
203 | // destroy the object unless it was already destroyed |
158 | // this politely asks everybody interested the reduce |
204 | // this politely asks everybody interested the reduce |
159 | // the refcount to 0 as soon as possible. |
205 | // the refcount to 0 as soon as possible. |
160 | MTH void destroy (); |
206 | MTH void destroy (); |
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176 | |
222 | |
177 | void sever_self (); // sever this object from its self, if it has one. |
223 | void sever_self (); // sever this object from its self, if it has one. |
178 | void optimise (); // possibly save some memory by destroying unneeded data |
224 | void optimise (); // possibly save some memory by destroying unneeded data |
179 | |
225 | |
180 | attachable () |
226 | attachable () |
181 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
227 | : flags (0), self (0), cb (0), attach (0) |
182 | { |
228 | { |
183 | } |
229 | } |
184 | |
230 | |
185 | attachable (const attachable &src) |
231 | attachable (const attachable &src) |
186 | : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) |
232 | : flags (0), self (0), cb (0), attach (src.attach) |
187 | { |
233 | { |
188 | } |
234 | } |
189 | |
235 | |
190 | virtual ~attachable (); |
236 | // set a custom key to the given value, or delete it if value = 0 |
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237 | void set_key (const char *key, const char *value = 0, bool is_utf8 = 0); |
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238 | |
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239 | void set_key_text (const char *key, const char *value = 0) |
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240 | { |
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241 | set_key (key, value, 1); |
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242 | } |
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243 | |
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244 | void set_key_data (const char *key, const char *value = 0) |
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245 | { |
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246 | set_key (key, value, 0); |
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247 | } |
191 | |
248 | |
192 | attachable &operator =(const attachable &src); |
249 | attachable &operator =(const attachable &src); |
193 | |
250 | |
194 | // used to _quickly_ device wether to shortcut the evaluation |
251 | // used to _quickly_ device wether to shortcut the evaluation |
195 | bool should_invoke (event_type event) |
252 | bool should_invoke (event_type event) |
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206 | // do the real refcount checking work |
263 | // do the real refcount checking work |
207 | void do_check (); |
264 | void do_check (); |
208 | |
265 | |
209 | // the method that does the real destroy work |
266 | // the method that does the real destroy work |
210 | virtual void do_destroy (); |
267 | virtual void do_destroy (); |
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268 | |
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269 | // destructor is protected, should not be called by anybody |
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270 | virtual ~attachable (); |
211 | }; |
271 | }; |
212 | |
272 | |
213 | // the global object is a pseudo object that cares for the global events |
273 | // the global object is a pseudo object that cares for the global events |
214 | struct global : attachable |
274 | struct global : attachable |
215 | { |
275 | { |
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218 | |
278 | |
219 | extern struct global gbl_ev; |
279 | extern struct global gbl_ev; |
220 | |
280 | |
221 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
281 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
222 | |
282 | |
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283 | INTERFACE_CLASS(object_freezer) |
223 | struct object_freezer : dynbuf_text |
284 | struct object_freezer : dynbuf_text |
224 | { |
285 | { |
225 | AV *av; |
286 | AV *av; |
226 | |
287 | |
227 | object_freezer (); |
288 | object_freezer (); |
228 | ~object_freezer (); |
289 | ~object_freezer (); |
229 | |
290 | |
230 | void put (attachable *ext); |
291 | void put (attachable *ext); |
231 | |
292 | |
232 | // used only for user-defined key-value pairs |
293 | // used only for user-defined key-value pairs |
233 | void put (const shstr &k, const shstr &v) |
294 | void put (shstr_tmp k, shstr_tmp v) |
234 | { |
295 | { |
235 | add (k); |
296 | add (k); |
236 | |
297 | |
237 | if (expect_true (v)) |
298 | if (expect_true (v)) |
238 | add (' '), add (v); |
299 | add (' '), add (v); |
239 | |
300 | |
240 | add ('\n'); |
301 | add ('\n'); |
241 | } |
302 | } |
242 | |
303 | |
243 | //TODO//temporary, used only for saving body locations |
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244 | void put (const char *k, int v) |
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245 | { |
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246 | add (k); |
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247 | add (' '); |
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248 | add (sint32 (v)); |
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249 | add ('\n'); |
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250 | } |
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251 | |
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252 | template<typename T> |
304 | template<typename T> |
253 | void put_string (keyword k, const T &v) |
305 | void put_kw_string (keyword k, const T &v) |
254 | { |
306 | { |
255 | int klen = keyword_len [k]; |
307 | int klen = keyword_len [k]; |
256 | int vlen = v ? strlen (v) + 1 : 0; |
308 | int vlen = v ? strlen (v) + 1 : 0; |
257 | |
309 | |
258 | char *p = (char *)alloc (klen + vlen + 1); |
310 | char *p = (char *)alloc (klen + vlen + 1); |
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268 | *p = '\n'; |
320 | *p = '\n'; |
269 | } |
321 | } |
270 | |
322 | |
271 | void put (keyword k, const char *v = 0) |
323 | void put (keyword k, const char *v = 0) |
272 | { |
324 | { |
273 | put_string (k, v); |
325 | put_kw_string (k, v); |
274 | } |
326 | } |
275 | |
327 | |
276 | void put (keyword k, const shstr &v) |
328 | void put (keyword k, shstr_tmp v) |
277 | { |
329 | { |
278 | put_string (k, v); |
330 | put_kw_string (k, v); |
279 | } |
331 | } |
280 | |
332 | |
281 | void put (keyword k, double v) |
333 | void put (keyword k, double v) |
282 | { |
334 | { |
283 | char buf [128]; |
335 | force (MAX_KEYWORD_LEN + 2 + 32); |
284 | |
336 | fadd (keyword_str [k], keyword_len [k]); |
285 | snprintf (buf, 128, "%.7g", v); |
337 | fadd (' '); |
286 | |
338 | falloc (sprintf (ptr, "%.7g", v)); |
287 | put (k, (const char *)buf); |
339 | fadd ('\n'); |
288 | } |
340 | } |
289 | |
341 | |
290 | void put_(keyword k, sint64 v) |
342 | void put_(keyword k, sint64 v) |
291 | { |
343 | { |
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344 | force (MAX_KEYWORD_LEN + 2 + sint64_digits); |
292 | add (keyword_str [k], keyword_len [k]); |
345 | fadd (keyword_str [k], keyword_len [k]); |
293 | add (' '); |
346 | fadd (' '); |
294 | add (v); |
347 | add (v); |
295 | add ('\n'); |
348 | fadd ('\n'); |
296 | } |
349 | } |
297 | |
350 | |
298 | void put_(keyword k, sint32 v) |
351 | void put_(keyword k, sint32 v) |
299 | { |
352 | { |
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353 | force (MAX_KEYWORD_LEN + 2 + sint32_digits); |
300 | add (keyword_str [k], keyword_len [k]); |
354 | fadd (keyword_str [k], keyword_len [k]); |
301 | add (' '); |
355 | fadd (' '); |
302 | add (v); |
356 | add (v); |
303 | add ('\n'); |
357 | fadd ('\n'); |
304 | } |
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305 | |
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306 | void put (keyword kbeg, keyword kend, const shstr &v) |
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307 | { |
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308 | add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); |
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309 | |
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310 | if (expect_true (v)) |
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311 | { |
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312 | add (v); |
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313 | add ('\n'); |
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314 | } |
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315 | |
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316 | add (keyword_str [kend], keyword_len [kend]); add ('\n'); |
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317 | } |
358 | } |
318 | |
359 | |
319 | void put (keyword k, float v) { put (k, (double)v); } |
360 | void put (keyword k, float v) { put (k, (double)v); } |
320 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
361 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
321 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
362 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
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326 | void put (keyword k, signed long v) { put_(k, (sint64)v); } |
367 | void put (keyword k, signed long v) { put_(k, (sint64)v); } |
327 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
368 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
328 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
369 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
329 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
370 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
330 | |
371 | |
331 | template<typename T> |
372 | void put (keyword kbeg, keyword kend, shstr_tmp v) |
332 | void put (keyword k, const T *v) |
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333 | { |
373 | { |
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374 | force (MAX_KEYWORD_LEN + 1); |
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375 | fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n'); |
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376 | |
334 | if (expect_true (v)) |
377 | if (expect_true (v)) |
335 | put (k, v->name); |
378 | { |
336 | else |
379 | add (v); |
337 | put (k, (const char *)0); |
380 | add ('\n'); |
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381 | } |
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382 | |
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383 | force (MAX_KEYWORD_LEN + 1); |
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384 | fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n'); |
338 | } |
385 | } |
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386 | |
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387 | void put (keyword k, archetype *v); |
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388 | void put (keyword k, treasurelist *v); |
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389 | void put (keyword k, faceinfo *v); |
339 | |
390 | |
340 | template<typename T> |
391 | template<typename T> |
341 | void put (keyword k, const refptr<T> &v) |
392 | void put (keyword k, const refptr<T> &v) |
342 | { |
393 | { |
343 | put (k, (T *)v); |
394 | put (k, (T *)v); |
344 | } |
395 | } |
345 | |
396 | |
346 | bool save (const char *path); |
397 | MTH bool save (const_octet_string path); |
347 | char *as_string (); // like strdup |
398 | char *as_string (); // like strdup |
348 | |
399 | |
349 | operator bool () { return !!av; } |
400 | operator bool () { return !!av; } |
350 | }; |
401 | }; |
351 | |
402 | |
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403 | INTERFACE_CLASS(object_thawer) |
352 | struct object_thawer |
404 | struct object_thawer |
353 | { |
405 | { |
354 | char *line; // current beginning of line |
406 | char *line; // current beginning of line |
355 | SV *text; // text part |
407 | SV *text; // text part |
356 | AV *av; // perl part |
408 | AV *av; // perl part |
357 | int linenum; |
409 | int linenum; |
358 | keyword kw; |
410 | keyword kw; |
359 | char *kw_str; // the keyword parsed, as string |
411 | char *kw_str; // the keyword parsed, as string |
360 | char *value; // the value, or 0 if no value |
412 | char *value; // the value, or 0 if no value |
361 | char *value_nn; // the value, or the empty string if no value |
413 | const char *value_nn; // the value, or the empty string if no value |
362 | const char *name; |
414 | const char *name; |
363 | |
415 | |
364 | operator bool () { return !!text; } |
416 | operator bool () const { return !!text; } |
365 | |
417 | |
366 | object_thawer (const char *path = 0); |
418 | object_thawer (const char *path = 0); |
367 | object_thawer (const char *data, AV *perlav); |
419 | object_thawer (const char *data, AV *perlav); |
368 | ~object_thawer (); |
420 | ~object_thawer (); |
369 | |
421 | |
370 | void get (attachable *obj, int oid); |
422 | void get (attachable *obj, int oid); |
371 | |
423 | |
372 | // parse next line |
424 | // parse next line |
373 | void next (); |
425 | MTH void next (); |
374 | // skip the current key-value (usually fetch next line, for |
426 | // skip the current key-value (usually fetch next line, for |
375 | // multiline-fields, skips untilt he corresponding end-kw |
427 | // multiline-fields, skips till the corresponding end-kw |
376 | void skip (); |
428 | MTH void skip (); |
377 | |
429 | MTH void skip_block (); // skips till and over KW_end |
378 | //TODO: remove, deprecated |
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379 | keyword get_kv () |
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380 | { |
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381 | next (); |
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382 | return kw; |
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383 | } |
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384 | |
430 | |
385 | char *get_str () { return value; } // may be 0 |
431 | char *get_str () { return value; } // may be 0 |
386 | void get_ml (keyword kend, shstr &sh); |
432 | void get_ml (keyword kend, shstr &sh); |
387 | |
433 | |
388 | void get_ornull (shstr &sh) const { sh = value; } |
434 | void get_ornull (shstr &sh) const { sh = value; } |
389 | void get (shstr &sh) const { sh = value; } // might want to check for non-null here |
435 | void get (shstr &sh) const { sh = value; } // might want to check for non-null here |
390 | |
436 | |
391 | bool get_bool () const { return *value_nn == '1'; } |
437 | bool get_bool () const { return *value_nn == '1'; } |
392 | sint32 get_sint32 () const; |
438 | sint32 get_sint32 () const; |
393 | sint64 get_sint64 () const { return atoll (value_nn); } |
439 | sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); } |
394 | double get_double () const { return atof (value_nn); } |
440 | double get_double () const { return strtod (value_nn, 0); } |
395 | |
441 | |
396 | void get (float &v) { v = get_double (); } |
442 | void get (float &v) { v = get_double (); } |
397 | void get (double &v) { v = get_double (); } |
443 | void get (double &v) { v = get_double (); } |
398 | |
444 | |
399 | void get (bool &i) { i = get_bool (); } |
445 | void get (bool &i) { i = get_bool (); } |
… | |
… | |
404 | void get (sint32 &i) { i = get_sint32 (); } |
450 | void get (sint32 &i) { i = get_sint32 (); } |
405 | |
451 | |
406 | void get (uint32 &i) { i = get_sint64 (); } |
452 | void get (uint32 &i) { i = get_sint64 (); } |
407 | void get (sint64 &i) { i = get_sint64 (); } |
453 | void get (sint64 &i) { i = get_sint64 (); } |
408 | |
454 | |
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455 | MTH void parse_warn (const char *msg); |
409 | bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
456 | MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
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457 | |
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458 | struct delayed_ref { |
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459 | attachable *op; |
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460 | object_ptr *ptr; |
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461 | const char *ref; |
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462 | }; |
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463 | std::vector<delayed_ref> delrefs; |
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464 | |
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465 | void delayed_deref (attachable *op, object_ptr &ptr, const char *ref); |
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466 | MTH void resolve_delayed_derefs (bool deref = true); |
410 | }; |
467 | }; |
411 | |
468 | |
412 | //TODO: remove |
469 | //TODO: remove |
413 | char *fgets (char *s, int n, object_thawer &thawer); |
470 | char *fgets (char *s, int n, object_thawer &thawer); |
414 | |
471 | |
415 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
472 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
416 | |
473 | |
417 | struct coroapi { |
474 | struct coroapi { |
418 | static struct CoroAPI *GCoroAPI; |
475 | static struct CoroAPI *GCoroAPI; |
419 | |
476 | |
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477 | static EV_ATOMIC_T cede_pending; |
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478 | |
420 | static int nready () { return CORO_NREADY; } |
479 | static int nready () { return CORO_NREADY; } |
421 | static int cede () { return CORO_CEDE ; } |
480 | static int cede () { cede_pending = 0; return CORO_CEDE ; } |
422 | |
481 | |
423 | static double (*time)(); |
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424 | static double next_cede; |
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425 | static int cede_counter; |
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426 | |
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427 | static void do_cede_every (); |
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428 | static void do_cede_to_tick (); |
482 | static void do_cede_to_tick (); |
429 | static void do_cede_to_tick_every (); |
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430 | |
483 | |
431 | static void cede_every (int count) |
484 | // actually cede's far more often |
432 | { |
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433 | if (expect_false (++cede_counter >= count)) |
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434 | do_cede_every (); |
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435 | } |
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436 | |
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437 | static void cede_to_tick () |
485 | static bool cede_to_tick () |
438 | { |
486 | { |
439 | if (expect_false (time () >= next_cede)) |
487 | if (expect_true (!cede_pending)) |
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488 | return false; |
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489 | |
440 | do_cede_to_tick (); |
490 | do_cede_to_tick (); |
441 | } |
491 | return true; |
442 | |
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443 | static void cede_to_tick_every (int count) |
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444 | { |
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445 | if (expect_false (++cede_counter >= count)) |
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446 | cede_to_tick (); |
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447 | } |
492 | } |
448 | |
493 | |
449 | static void wait_for_tick (); |
494 | static void wait_for_tick (); |
450 | static void wait_for_tick_begin (); |
495 | static void wait_for_tick_begin (); |
451 | }; |
496 | }; |
452 | |
497 | |
453 | struct watcher_base |
498 | struct evapi |
454 | { |
499 | { |
455 | static struct EventAPI *GEventAPI; |
500 | static struct EVAPI *GEVAPI; |
456 | }; |
501 | }; |
457 | |
502 | |
458 | template<class base> |
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459 | struct watcher : watcher_base |
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460 | { |
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461 | base *pe; |
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462 | |
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463 | void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); } |
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464 | void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); } |
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465 | void now () { GEventAPI->now ((pe_watcher *)pe); } |
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466 | void suspend () { GEventAPI->suspend ((pe_watcher *)pe); } |
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467 | void resume () { GEventAPI->resume ((pe_watcher *)pe); } |
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468 | |
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469 | void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; } |
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470 | |
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471 | ~watcher () |
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472 | { |
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473 | cancel (); |
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474 | } |
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475 | |
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476 | private: |
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477 | void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private |
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478 | }; |
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479 | |
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480 | struct iw : watcher<pe_idle>, callback<void (iw &)> |
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481 | { |
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482 | template<class O, class M> |
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483 | iw (O object, M method) |
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484 | : callback<void (iw &)> (object, method) |
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485 | { |
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486 | alloc (); |
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487 | } |
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488 | |
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489 | private: |
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490 | void alloc (); |
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491 | }; |
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492 | |
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493 | struct iow : watcher<pe_io>, callback<void (iow &, int)> |
503 | struct iow : ev_io, evapi, callback<void (iow &, int)> |
494 | { |
504 | { |
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505 | static void thunk (EV_P_ struct ev_io *w_, int revents) |
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506 | { |
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507 | iow &w = *static_cast<iow *>(w_); |
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508 | |
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509 | w (w, revents); |
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510 | } |
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511 | |
495 | template<class O, class M> |
512 | template<class O, class M> |
496 | iow (O object, M method) |
513 | iow (O object, M method) |
497 | : callback<void (iow &, int)> (object, method) |
514 | : callback<void (iow &, int)> (object, method) |
498 | { |
515 | { |
499 | alloc (); |
516 | ev_init ((ev_io *)this, thunk); |
500 | } |
517 | } |
501 | |
518 | |
502 | void fd (int fd); |
519 | void prio (int prio) |
503 | int poll (); |
520 | { |
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521 | ev_set_priority ((ev_io *)this, prio); |
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522 | } |
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523 | |
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524 | void set (int fd, int events) |
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525 | { |
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526 | ev_io_set ((ev_io *)this, fd, events); |
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527 | } |
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528 | |
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|
529 | int poll () const { return events; } |
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530 | |
504 | void poll (int events); |
531 | void poll (int events); |
505 | |
532 | |
506 | private: |
533 | void start () |
507 | void alloc (); |
534 | { |
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535 | ev_io_start (EV_DEFAULT, (ev_io *)this); |
|
|
536 | } |
|
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537 | |
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538 | void stop () |
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539 | { |
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|
540 | ev_io_stop (EV_DEFAULT, (ev_io *)this); |
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541 | } |
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542 | |
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543 | ~iow () |
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544 | { |
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545 | stop (); |
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546 | } |
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547 | }; |
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548 | |
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549 | struct asyncw : ev_async, evapi, callback<void (ev_async &, int)> |
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550 | { |
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551 | static void thunk (EV_P_ struct ev_async *w_, int revents) |
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552 | { |
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553 | asyncw &w = *static_cast<asyncw *>(w_); |
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554 | |
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555 | w (w, revents); |
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556 | } |
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557 | |
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|
558 | template<class O, class M> |
|
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559 | asyncw (O object, M method) |
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560 | : callback<void (asyncw &, int)> (object, method) |
|
|
561 | { |
|
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562 | ev_init ((ev_async *)this, thunk); |
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563 | } |
|
|
564 | |
|
|
565 | void start () |
|
|
566 | { |
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567 | ev_async_start (EV_DEFAULT, (ev_async *)this); |
|
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568 | } |
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|
569 | |
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570 | void stop () |
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571 | { |
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|
572 | ev_async_stop (EV_DEFAULT, (ev_async *)this); |
|
|
573 | } |
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574 | |
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575 | ~asyncw () |
|
|
576 | { |
|
|
577 | stop (); |
|
|
578 | } |
508 | }; |
579 | }; |
509 | |
580 | |
510 | #endif |
581 | #endif |
511 | |
582 | |