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1 | /* |
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2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
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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 |
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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 <crossfire@schmorp.de> |
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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__ |
6 | |
29 | |
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30 | #include <cstdarg> |
7 | #include <cstdio> |
31 | #include <cstdio> |
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32 | #include <bitset> |
8 | |
33 | |
9 | using namespace std; |
34 | using namespace std; |
10 | |
35 | |
11 | #include <EXTERN.h> |
36 | #include <EXTERN.h> |
12 | #include <perl.h> |
37 | #include <perl.h> |
13 | #include <XSUB.h> |
38 | #include <XSUB.h> |
14 | |
39 | |
15 | #include <EventAPI.h> |
40 | #include <EventAPI.h> |
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41 | #include <CoroAPI.h> |
16 | |
42 | |
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43 | #include "util.h" |
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44 | #include "keyword.h" |
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45 | #include "dynbuf.h" |
17 | #include "callback.h" |
46 | #include "callback.h" |
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47 | |
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48 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
18 | |
49 | |
19 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
50 | // optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
20 | #undef localtime |
51 | #undef localtime |
21 | #undef srand48 |
52 | #undef srand48 |
22 | #undef drand48 |
53 | #undef drand48 |
… | |
… | |
28 | #undef strerror |
59 | #undef strerror |
29 | |
60 | |
30 | // same here, massive symbol spamming |
61 | // same here, massive symbol spamming |
31 | #undef do_open |
62 | #undef do_open |
32 | #undef do_close |
63 | #undef do_close |
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64 | #undef ref |
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65 | #undef seed |
33 | |
66 | |
34 | // perl bug #40256: perl does overwrite those with reentrant versions |
67 | // perl bug #40256: perl does overwrite those with reentrant versions |
35 | // but does not initialise their state structures. |
68 | // but does not initialise their state structures. |
36 | #undef random |
69 | #undef random |
37 | #undef crypt |
70 | #undef crypt |
38 | |
71 | |
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72 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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73 | |
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74 | // some macros to simplify perl in-calls |
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75 | |
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76 | #define CHECK_ERROR \ |
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77 | if (SvTRUE (ERRSV)) \ |
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78 | LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); |
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79 | |
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80 | #define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) |
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81 | #define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc |
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82 | #define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) |
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83 | #define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; |
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84 | #define CALL_END CHECK_ERROR; FREETMPS; LEAVE |
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85 | |
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86 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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87 | |
39 | void cfperl_init (); |
88 | void cfperl_init (); |
40 | void cfperl_main (); |
89 | void cfperl_main (); |
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90 | void cfperl_emergency_save (); |
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91 | void cfperl_cleanup (int make_core); |
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92 | void cfperl_make_book (object *book, int level); |
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93 | void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); |
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94 | int cfperl_can_merge (object *ob1, object *ob2); |
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95 | |
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96 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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97 | |
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98 | extern tstamp runtime; // virtual server time, excluding time jumps and lag |
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99 | extern tstamp NOW; // real time of current server tick |
41 | |
100 | |
42 | enum event_klass |
101 | enum event_klass |
43 | { |
102 | { |
44 | KLASS_NONE, |
103 | KLASS_NONE, |
45 | KLASS_GLOBAL, |
104 | KLASS_GLOBAL, |
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56 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
115 | # define def(klass,name) EVENT_ ## klass ## _ ## name, |
57 | # include "eventinc.h" |
116 | # include "eventinc.h" |
58 | # undef def |
117 | # undef def |
59 | NUM_EVENT_TYPES |
118 | NUM_EVENT_TYPES |
60 | }; |
119 | }; |
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120 | |
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121 | // in which global events or per-type events are we interested |
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122 | extern bitset<NUM_EVENT_TYPES> ev_want_event; |
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123 | extern bitset<NUM_TYPES> ev_want_type; |
61 | |
124 | |
62 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
125 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
63 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
126 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
64 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
127 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
65 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
128 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
… | |
… | |
72 | #define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
135 | #define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
73 | #define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
136 | #define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
74 | #define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
137 | #define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
75 | |
138 | |
76 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
139 | // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
77 | |
140 | #define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0) |
78 | // all these return true when the normal event processing should be skipped (if any) |
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79 | #define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) |
141 | #define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
80 | #define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) |
142 | #define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__) |
81 | #define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) |
143 | #define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__) |
82 | #define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) |
144 | #define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__) |
83 | #define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) |
145 | #define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__) |
84 | #define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) |
146 | #define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__) |
85 | |
147 | |
86 | //TODO should index into @result |
148 | //TODO should index into @result |
87 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
149 | #define RESULT(idx,type) cfperl_result_ ## type (idx) |
88 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
150 | #define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
89 | #define RESULT_INT(idx) RESULT(idx, INT) |
151 | #define RESULT_INT(idx) RESULT(idx, INT) |
90 | |
152 | |
91 | double cfperl_result_DOUBLE (int idx); |
153 | double cfperl_result_DOUBLE (int idx); |
92 | int cfperl_result_INT (int idx); |
154 | int cfperl_result_INT (int idx); |
93 | |
155 | |
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156 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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157 | |
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158 | INTERFACE_CLASS (attachable) |
94 | struct attachable |
159 | struct attachable |
95 | { |
160 | { |
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161 | static MGVTBL vtbl; |
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162 | |
96 | static unordered_vector<attachable *> mortals; |
163 | static unordered_vector<attachable *> mortals; |
97 | static void check_mortals (); |
164 | MTH static void check_mortals (); |
98 | |
165 | |
99 | enum { |
166 | enum { |
100 | F_DESTROYED = 0x01, |
167 | F_DESTROYED = 0x01, |
101 | F_BORROWED = 0x02, |
168 | F_DEBUG_TRACE = 0x02, |
102 | }; |
169 | }; |
103 | |
170 | |
104 | // object is delete'd after the refcount reaches 0 |
171 | // object is delete'd after the refcount reaches 0 |
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172 | int ACC (RW, flags); |
105 | mutable int refcnt; |
173 | mutable int ACC (RW, refcnt); |
106 | int flags; |
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107 | |
174 | |
108 | void refcnt_inc () const { ++refcnt; } |
175 | MTH void refcnt_inc () const { ++refcnt; } |
109 | void refcnt_dec () const { --refcnt; } |
176 | MTH void refcnt_dec () const { --refcnt; } |
110 | |
177 | |
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178 | MTH int refcnt_cnt () const; |
111 | // check wether the object has died and destroy |
179 | // check wether the object has died and destroy |
112 | void refcnt_chk () { if (refcnt <= 0) do_check (); } |
180 | MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } |
113 | |
181 | |
114 | // destroy the object unless it was already destroyed |
182 | // destroy the object unless it was already destroyed |
115 | // this politely asks everybody interested the reduce |
183 | // this politely asks everybody interested the reduce |
116 | // the refcount to 0 as soon as possible. |
184 | // the refcount to 0 as soon as possible. |
117 | void destroy (); |
185 | MTH void destroy (); |
118 | |
186 | |
119 | // return wether an object was destroyed already |
187 | // return wether an object was destroyed already |
120 | bool destroyed () const { return flags & F_DESTROYED; } |
188 | MTH bool destroyed () const { return flags & F_DESTROYED; } |
121 | |
189 | |
122 | virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
190 | virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
123 | |
191 | |
124 | #if 0 |
192 | #if 0 |
125 | private: |
193 | private: |
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129 | |
197 | |
130 | HV *self; // CF+ perl self |
198 | HV *self; // CF+ perl self |
131 | AV *cb; // CF+ callbacks |
199 | AV *cb; // CF+ callbacks |
132 | shstr attach; // generic extension attachment information |
200 | shstr attach; // generic extension attachment information |
133 | |
201 | |
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202 | void sever_self (); // sever this object from its self, if it has one. |
134 | void optimise (); // possibly save some memory by destroying unneeded data |
203 | void optimise (); // possibly save some memory by destroying unneeded data |
135 | |
204 | |
136 | attachable () |
205 | attachable () |
137 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
206 | : flags (0), refcnt (0), self (0), cb (0), attach (0) |
138 | { |
207 | { |
139 | } |
208 | } |
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141 | attachable (const attachable &src) |
210 | attachable (const attachable &src) |
142 | : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) |
211 | : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) |
143 | { |
212 | { |
144 | } |
213 | } |
145 | |
214 | |
146 | virtual ~attachable (); |
215 | // set a custom key to the given value, or delete it if value = 0 |
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216 | void set_key (const char *key, const char *value = 0); |
147 | |
217 | |
148 | attachable &operator =(const attachable &src); |
218 | attachable &operator =(const attachable &src); |
149 | |
219 | |
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220 | // used to _quickly_ device wether to shortcut the evaluation |
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221 | bool should_invoke (event_type event) |
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222 | { |
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223 | return ev_want_event [event] || cb; |
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224 | } |
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225 | |
150 | bool invoke (event_type event, ...); |
226 | bool invoke (event_type event, ...); |
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227 | |
151 | void instantiate (); |
228 | MTH void instantiate (); |
152 | void reattach (); |
229 | void reattach (); |
153 | |
230 | |
154 | protected: |
231 | protected: |
155 | // do the real refcount checking work |
232 | // do the real refcount checking work |
156 | void do_check (); |
233 | void do_check (); |
157 | |
234 | |
158 | // the method that does the real destroy work |
235 | // the method that does the real destroy work |
159 | virtual void do_destroy (); |
236 | virtual void do_destroy (); |
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237 | |
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238 | // destructor is protected, should not be called by anybody |
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239 | virtual ~attachable (); |
160 | }; |
240 | }; |
161 | |
241 | |
162 | // the global object is a pseudo object that cares for the global events |
242 | // the global object is a pseudo object that cares for the global events |
163 | struct global : attachable |
243 | struct global : attachable |
164 | { |
244 | { |
165 | void gather_callbacks (AV *&callbacks, event_type event) const; |
245 | void gather_callbacks (AV *&callbacks, event_type event) const; |
166 | }; |
246 | }; |
167 | |
247 | |
168 | extern struct global gbl_ev; |
248 | extern struct global gbl_ev; |
169 | |
249 | |
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250 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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251 | |
170 | struct object_freezer : dynbuf |
252 | struct object_freezer : dynbuf_text |
171 | { |
253 | { |
172 | AV *av; |
254 | AV *av; |
173 | |
255 | |
174 | object_freezer (); |
256 | object_freezer (); |
175 | ~object_freezer (); |
257 | ~object_freezer (); |
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179 | // used only for user-defined key-value pairs |
261 | // used only for user-defined key-value pairs |
180 | void put (const shstr &k, const shstr &v) |
262 | void put (const shstr &k, const shstr &v) |
181 | { |
263 | { |
182 | add (k); |
264 | add (k); |
183 | |
265 | |
184 | if (v) |
266 | if (expect_true (v)) |
185 | add (' '), add (v); |
267 | add (' '), add (v); |
186 | |
268 | |
187 | add ('\n'); |
269 | add ('\n'); |
188 | } |
270 | } |
189 | |
271 | |
190 | //TODO//temporary, used only for saving body locations |
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191 | void put (const char *k, int v) |
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192 | { |
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193 | add (k); |
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194 | add (' '); |
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195 | add (sint32 (v)); |
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196 | add ('\n'); |
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197 | } |
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198 | |
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199 | template<typename T> |
272 | template<typename T> |
200 | void put_string (keyword k, const T &v) |
273 | void put_kw_string (keyword k, const T &v) |
201 | { |
274 | { |
202 | int klen = keyword_len [k]; |
275 | int klen = keyword_len [k]; |
203 | int vlen = v ? strlen (v) + 1 : 0; |
276 | int vlen = v ? strlen (v) + 1 : 0; |
204 | |
277 | |
205 | char *p = (char *)alloc (klen + vlen + 1); |
278 | char *p = (char *)alloc (klen + vlen + 1); |
206 | |
279 | |
207 | memcpy (p, keyword_str [k], klen); p += klen; |
280 | memcpy (p, keyword_str [k], klen); p += klen; |
208 | |
281 | |
209 | if (v) |
282 | if (expect_true (v)) |
210 | { |
283 | { |
211 | *p++ = ' '; vlen--; |
284 | *p++ = ' '; vlen--; |
212 | memcpy (p, v, vlen); p += vlen; |
285 | memcpy (p, v, vlen); p += vlen; |
213 | } |
286 | } |
214 | |
287 | |
215 | *p = '\n'; |
288 | *p = '\n'; |
216 | } |
289 | } |
217 | |
290 | |
218 | void put (keyword k, const char *v) |
291 | void put (keyword k, const char *v = 0) |
219 | { |
292 | { |
220 | put_string (k, v); |
293 | put_kw_string (k, v); |
221 | } |
294 | } |
222 | |
295 | |
223 | void put (keyword k, const shstr &v) |
296 | void put (keyword k, const shstr &v) |
224 | { |
297 | { |
225 | put_string (k, v); |
298 | put_kw_string (k, v); |
226 | } |
299 | } |
227 | |
300 | |
228 | void put (keyword k, double v) |
301 | void put (keyword k, double v) |
229 | { |
302 | { |
230 | char buf [128]; |
303 | force (MAX_KEYWORD_LEN + 2 + 32); |
231 | |
304 | fadd (keyword_str [k], keyword_len [k]); |
232 | snprintf (buf, 128, "%.7g", v); |
305 | fadd (' '); |
233 | |
306 | falloc (sprintf (ptr, "%.7g", v)); |
234 | put (k, (const char *)buf); |
307 | fadd ('\n'); |
235 | } |
308 | } |
236 | |
309 | |
237 | void put_(keyword k, sint64 v) |
310 | void put_(keyword k, sint64 v) |
238 | { |
311 | { |
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312 | force (MAX_KEYWORD_LEN + 2 + sint64_digits); |
239 | add (keyword_str [k], keyword_len [k]); |
313 | fadd (keyword_str [k], keyword_len [k]); |
240 | add (' '); |
314 | fadd (' '); |
241 | add (v); |
315 | add (v); |
242 | add ('\n'); |
316 | fadd ('\n'); |
243 | } |
317 | } |
244 | |
318 | |
245 | void put_(keyword k, sint32 v) |
319 | void put_(keyword k, sint32 v) |
246 | { |
320 | { |
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321 | force (MAX_KEYWORD_LEN + 2 + sint32_digits); |
247 | add (keyword_str [k], keyword_len [k]); |
322 | fadd (keyword_str [k], keyword_len [k]); |
248 | add (' '); |
323 | fadd (' '); |
249 | add (v); |
324 | add (v); |
250 | add ('\n'); |
325 | fadd ('\n'); |
251 | } |
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252 | |
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253 | void put (keyword kbeg, keyword kend, const shstr &v) |
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254 | { |
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255 | add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); |
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256 | |
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257 | if (v) |
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258 | { |
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259 | add (v); |
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260 | add ('\n'); |
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261 | } |
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262 | |
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263 | add (keyword_str [kend], keyword_len [kend]); add ('\n'); |
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264 | } |
326 | } |
265 | |
327 | |
266 | void put (keyword k, float v) { put (k, (double)v); } |
328 | void put (keyword k, float v) { put (k, (double)v); } |
267 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
329 | void put (keyword k, signed char v) { put_(k, (sint32)v); } |
268 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
330 | void put (keyword k, unsigned char v) { put_(k, (sint32)v); } |
… | |
… | |
273 | void put (keyword k, signed long v) { put_(k, (sint64)v); } |
335 | void put (keyword k, signed long v) { put_(k, (sint64)v); } |
274 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
336 | void put (keyword k, unsigned long v) { put_(k, (sint64)v); } |
275 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
337 | void put (keyword k, signed long long v) { put_(k, (sint64)v); } |
276 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
338 | void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } |
277 | |
339 | |
278 | template<typename T> |
340 | void put (keyword kbeg, keyword kend, const shstr &v) |
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341 | { |
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342 | force (MAX_KEYWORD_LEN + 1); |
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343 | fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n'); |
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344 | |
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345 | if (expect_true (v)) |
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346 | { |
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347 | add (v); |
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348 | add ('\n'); |
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349 | } |
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350 | |
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351 | force (MAX_KEYWORD_LEN + 1); |
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352 | fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n'); |
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353 | } |
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354 | |
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355 | void put (keyword k, archetype *v); |
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356 | void put (keyword k, treasurelist *v); |
279 | void put (keyword k, const T *v) |
357 | void put (keyword k, faceinfo *v); |
280 | { |
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281 | if (v) |
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282 | put (k, v->name); |
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283 | else |
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284 | put (k, (const char *)0); |
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285 | } |
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286 | |
358 | |
287 | template<typename T> |
359 | template<typename T> |
288 | void put (keyword k, const refptr<T> &v) |
360 | void put (keyword k, const refptr<T> &v) |
289 | { |
361 | { |
290 | put (k, (T *)v); |
362 | put (k, (T *)v); |
291 | } |
363 | } |
292 | |
364 | |
293 | bool save (const char *filename); |
365 | bool save (const char *path); |
294 | char *as_string (); // like strdup |
366 | char *as_string (); // like strdup |
295 | |
367 | |
296 | operator bool () { return !!av; } |
368 | operator bool () { return !!av; } |
297 | }; |
369 | }; |
298 | |
370 | |
299 | // compatibility support, should be removed when no longer needed |
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300 | int fprintf (object_freezer &freezer, const char *format, ...); |
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301 | int fputs (const char *s, object_freezer &freezer); |
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302 | |
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303 | struct object_thawer |
371 | struct object_thawer |
304 | { |
372 | { |
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373 | char *line; // current beginning of line |
305 | SV *text; // text part |
374 | SV *text; // text part |
306 | AV *av; // perl part |
375 | AV *av; // perl part |
307 | char *line; // current beginning of line |
376 | int linenum; |
308 | char *last_value; |
377 | keyword kw; |
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378 | char *kw_str; // the keyword parsed, as string |
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379 | char *value; // the value, or 0 if no value |
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380 | char *value_nn; // the value, or the empty string if no value |
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381 | const char *name; |
309 | |
382 | |
310 | operator bool () { return !!text; } |
383 | operator bool () { return !!text; } |
311 | |
384 | |
312 | object_thawer (const char *filename = 0); |
385 | object_thawer (const char *path = 0); |
313 | object_thawer (const char *data, AV *perlav); |
386 | object_thawer (const char *data, AV *perlav); |
314 | ~object_thawer (); |
387 | ~object_thawer (); |
315 | |
388 | |
316 | void get (attachable *obj, int oid); |
389 | void get (attachable *obj, int oid); |
317 | |
390 | |
318 | keyword get_kv (); // also parse value for later use |
391 | // parse next line |
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392 | void next (); |
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393 | // skip the current key-value (usually fetch next line, for |
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394 | // multiline-fields, skips till the corresponding end-kw |
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395 | void skip (); |
319 | |
396 | |
320 | const char *get_str () { return last_value; } // may be 0 |
397 | char *get_str () { return value; } // may be 0 |
321 | |
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322 | void get (shstr &sh) const; |
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323 | void get_ornull (shstr &sh) const { sh = last_value; } |
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324 | void get_ml (keyword kend, shstr &sh); |
398 | void get_ml (keyword kend, shstr &sh); |
325 | |
399 | |
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400 | void get_ornull (shstr &sh) const { sh = value; } |
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401 | void get (shstr &sh) const { sh = value; } // might want to check for non-null here |
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402 | |
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403 | bool get_bool () const { return *value_nn == '1'; } |
326 | sint32 get_sint32 () const; |
404 | sint32 get_sint32 () const; |
327 | sint64 get_sint64 () const; |
405 | sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); } |
328 | double get_double () const; |
406 | double get_double () const { return strtod (value_nn, 0); } |
329 | |
407 | |
330 | void get (float &v) { v = get_double (); } |
408 | void get (float &v) { v = get_double (); } |
331 | void get (double &v) { v = get_double (); } |
409 | void get (double &v) { v = get_double (); } |
332 | |
410 | |
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411 | void get (bool &i) { i = get_bool (); } |
333 | void get (sint8 &i) { i = get_sint32 (); } |
412 | void get (sint8 &i) { i = get_sint32 (); } |
334 | void get (uint8 &i) { i = get_sint32 (); } |
413 | void get (uint8 &i) { i = get_sint32 (); } |
335 | void get (sint16 &i) { i = get_sint32 (); } |
414 | void get (sint16 &i) { i = get_sint32 (); } |
336 | void get (uint16 &i) { i = get_sint32 (); } |
415 | void get (uint16 &i) { i = get_sint32 (); } |
337 | void get (sint32 &i) { i = get_sint32 (); } |
416 | void get (sint32 &i) { i = get_sint32 (); } |
338 | |
417 | |
339 | void get (uint32 &i) { i = get_sint64 (); } |
418 | void get (uint32 &i) { i = get_sint64 (); } |
340 | void get (sint64 &i) { i = get_sint64 (); } |
419 | void get (sint64 &i) { i = get_sint64 (); } |
341 | }; |
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342 | |
420 | |
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421 | void parse_warn (const char *msg); |
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422 | bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); |
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423 | }; |
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424 | |
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425 | //TODO: remove |
343 | char *fgets (char *s, int n, object_thawer &thawer); |
426 | char *fgets (char *s, int n, object_thawer &thawer); |
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427 | |
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428 | ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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429 | |
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430 | struct coroapi { |
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431 | static struct CoroAPI *GCoroAPI; |
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432 | |
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433 | static int nready () { return CORO_NREADY; } |
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434 | static int cede () { return CORO_CEDE ; } |
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435 | |
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436 | static tstamp next_cede; |
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437 | static int cede_counter; |
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438 | |
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439 | static void do_cede_every (); |
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440 | static void do_cede_to_tick (); |
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441 | static void do_cede_to_tick_every (); |
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442 | |
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443 | static void cede_every (int count) |
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444 | { |
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445 | if (expect_false (++cede_counter >= count)) |
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446 | do_cede_every (); |
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447 | } |
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448 | |
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449 | static bool cede_to_tick () |
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450 | { |
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451 | if (expect_true (now () < next_cede)) |
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452 | return false; |
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453 | |
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454 | do_cede_to_tick (); |
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455 | return true; |
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456 | } |
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457 | |
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458 | static bool cede_to_tick_every (int count) |
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459 | { |
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460 | if (expect_true (++cede_counter < count)) |
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461 | return false; |
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462 | |
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463 | return cede_to_tick (); |
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464 | } |
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465 | |
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466 | static void wait_for_tick (); |
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467 | static void wait_for_tick_begin (); |
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468 | }; |
344 | |
469 | |
345 | struct watcher_base |
470 | struct watcher_base |
346 | { |
471 | { |
347 | static struct EventAPI *GEventAPI; |
472 | static struct EventAPI *GEventAPI; |
348 | }; |
473 | }; |