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1.74 |
/* |
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1.90 |
* This file is part of Deliantra, the Roguelike Realtime MMORPG. |
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1.126 |
* |
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1.125 |
* Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
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1.126 |
* |
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1.108 |
* Deliantra is free software: you can redistribute it and/or modify it under |
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* the terms of the Affero GNU General Public License as published by the |
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* Free Software Foundation, either version 3 of the License, or (at your |
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* option) any later version. |
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1.126 |
* |
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1.81 |
* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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1.126 |
* |
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1.108 |
* You should have received a copy of the Affero GNU General Public License |
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* and the GNU General Public License along with this program. If not, see |
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* <http://www.gnu.org/licenses/>. |
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1.126 |
* |
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1.90 |
* The authors can be reached via e-mail to <support@deliantra.net> |
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1.74 |
*/ |
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1.1 |
// |
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// cfperl.h perl interface |
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// |
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1.2 |
#ifndef CFPERL_H__ |
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#define CFPERL_H__ |
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using namespace std; |
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#include <EXTERN.h> |
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#include <perl.h> |
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1.20 |
#include <XSUB.h> |
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|
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#include <EVAPI.h> |
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#include <CoroAPI.h> |
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|
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#include "util.h" |
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#include "keyword.h" |
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#include "dynbuf.h" |
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#include "callback.h" |
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
44 |
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// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) |
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#undef localtime |
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#undef srand48 |
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#undef drand48 |
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#undef srandom |
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#undef opendir |
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#undef readdir |
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#undef closedir |
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#undef getprotobyname |
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#undef gethostbyname |
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#undef ctime |
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#undef strerror |
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#undef _ |
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|
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// same here, massive symbol spamming |
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#undef do_open |
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#undef do_close |
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#undef ref |
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#undef seed |
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1.39 |
|
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// perl bug #40256: perl does overwrite those with reentrant versions |
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// but does not initialise their state structures. |
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#undef random |
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#undef crypt |
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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#define _(msg) (msg) |
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#define N_(msg) (msg) |
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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// some macros to simplify perl in-calls |
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#define CHECK_ERROR \ |
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if (SvTRUE (ERRSV)) \ |
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LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); |
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|
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inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); } |
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inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); } |
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// TODO: temporarily enabled pushstack/popstack for all calls from the core, to maybe fix object memleak? |
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#define CALL_PUSH PUSHSTACKi (PERLSI_UNKNOWN) |
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#define CALL_POP PUTBACK; POPSTACK; SPAGAIN |
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#define CALL_BEGIN(args) dSP; CALL_PUSH; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) |
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#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc |
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#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) |
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#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN; |
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#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP |
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|
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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void cfperl_init (); |
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void cfperl_main (); |
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void cfperl_tick (); |
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void cfperl_emergency_save (); |
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1.55 |
void cfperl_cleanup (int make_core); |
102 |
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void cfperl_make_book (object *book, int level); |
103 |
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1.114 |
void cfperl_send_msg (client *ns, int color, const_utf8_string type, const_utf8_string msg); |
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int cfperl_can_merge (object *ob1, object *ob2); |
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void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0); |
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|
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bool is_match_expr (const_utf8_string expr); |
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// applies the match expression and returns true if it matches |
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bool match (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0); |
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// same as above, but returns the first object found, or 0 |
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object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0); |
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|
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1.42 |
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
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#if IVSIZE >= 8 |
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typedef IV val64; |
117 |
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typedef IV uval64; |
118 |
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# define newSVval64 newSViv |
119 |
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# define SvVAL64 SvIV |
120 |
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# define newSVuval64 newSVuv |
121 |
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# define SvUVAL64 SvUV |
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#else |
123 |
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typedef double val64; |
124 |
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1.96 |
typedef double uval64; |
125 |
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1.95 |
# define newSVval64 newSVnv |
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# define SvVAL64 SvNV |
127 |
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# define newSVuval64 newSVnv |
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# define SvUVAL64 SvNV |
129 |
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#endif |
130 |
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131 |
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1.79 |
extern tstamp runtime; // virtual server time, excluding time jumps and lag |
132 |
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extern tstamp NOW; // real time of current server tick |
133 |
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1.42 |
|
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1.123 |
noinline utf8_string cfSvPVutf8_nolen (SV *sv); |
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136 |
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1.6 |
enum event_klass |
137 |
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{ |
138 |
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1.11 |
KLASS_NONE, |
139 |
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1.3 |
KLASS_GLOBAL, |
140 |
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1.41 |
KLASS_ATTACHABLE, |
141 |
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1.40 |
KLASS_CLIENT, |
142 |
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1.3 |
KLASS_PLAYER, |
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KLASS_OBJECT, |
144 |
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KLASS_MAP, |
145 |
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1.33 |
KLASS_COMMAND, |
146 |
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1.3 |
}; |
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148 |
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1.6 |
enum event_type |
149 |
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{ |
150 |
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1.7 |
# define def(klass,name) EVENT_ ## klass ## _ ## name, |
151 |
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1.2 |
# include "eventinc.h" |
152 |
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# undef def |
153 |
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1.4 |
NUM_EVENT_TYPES |
154 |
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1.2 |
}; |
155 |
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156 |
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1.64 |
// in which global events or per-type events are we interested |
157 |
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extern bitset<NUM_EVENT_TYPES> ev_want_event; |
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extern bitset<NUM_TYPES> ev_want_type; |
159 |
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160 |
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1.41 |
#define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
161 |
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#define ARG_INT(v) DT_INT , static_cast<int> (v) |
162 |
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#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
163 |
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#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
164 |
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#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) |
165 |
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#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), int (l) |
166 |
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#define ARG_OBJECT(o) DT_OBJECT, (void *)(static_cast<object *> (o)) |
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#define ARG_MAP(o) DT_MAP , (void *)(static_cast<maptile *> (o)) |
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#define ARG_PLAYER(o) DT_PLAYER, (void *)(static_cast<player *> (o)) |
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#define ARG_ARCH(o) DT_ARCH , (void *)(static_cast<archetype *> (o)) |
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#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) |
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#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) |
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#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) |
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1.3 |
|
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// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension |
175 |
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1.66 |
#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0) |
176 |
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#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) |
177 |
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#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__) |
178 |
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#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__) |
179 |
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#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__) |
180 |
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#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__) |
181 |
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#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__) |
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1.3 |
|
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1.7 |
//TODO should index into @result |
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#define RESULT(idx,type) cfperl_result_ ## type (idx) |
185 |
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1.33 |
#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) |
186 |
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#define RESULT_INT(idx) RESULT(idx, INT) |
187 |
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1.7 |
|
188 |
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1.34 |
double cfperl_result_DOUBLE (int idx); |
189 |
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int cfperl_result_INT (int idx); |
190 |
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1.7 |
|
191 |
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1.42 |
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
192 |
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193 |
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1.47 |
INTERFACE_CLASS (attachable) |
194 |
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1.86 |
struct attachable : refcnt_base |
195 |
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1.6 |
{ |
196 |
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1.42 |
static MGVTBL vtbl; |
197 |
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198 |
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1.41 |
enum { |
199 |
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1.54 |
F_DESTROYED = 0x01, |
200 |
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F_DEBUG_TRACE = 0x02, |
201 |
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1.41 |
}; |
202 |
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1.111 |
uint8 ACC (RW, attachable_flags); |
203 |
root |
1.100 |
|
204 |
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static unordered_vector<attachable *> mortals; |
205 |
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MTH static void check_mortals (); |
206 |
root |
1.41 |
|
207 |
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// object is delete'd after the refcount reaches 0 |
208 |
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1.49 |
MTH int refcnt_cnt () const; |
209 |
root |
1.41 |
// check wether the object has died and destroy |
210 |
root |
1.75 |
MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } |
211 |
root |
1.41 |
|
212 |
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// destroy the object unless it was already destroyed |
213 |
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// this politely asks everybody interested the reduce |
214 |
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// the refcount to 0 as soon as possible. |
215 |
root |
1.47 |
MTH void destroy (); |
216 |
root |
1.41 |
|
217 |
|
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// return wether an object was destroyed already |
218 |
root |
1.111 |
MTH bool destroyed () const { return attachable_flags & F_DESTROYED; } |
219 |
root |
1.41 |
|
220 |
root |
1.120 |
// destruct and free the memory for this object |
221 |
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virtual void do_delete (); |
222 |
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223 |
root |
1.41 |
virtual void gather_callbacks (AV *&callbacks, event_type event) const; |
224 |
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|
225 |
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#if 0 |
226 |
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private: |
227 |
|
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static refcounted *rc_first; |
228 |
|
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refcounted *rc_next; |
229 |
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#endif |
230 |
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231 |
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HV *self; // CF+ perl self |
232 |
root |
1.35 |
AV *cb; // CF+ callbacks |
233 |
root |
1.21 |
shstr attach; // generic extension attachment information |
234 |
root |
1.6 |
|
235 |
root |
1.52 |
void sever_self (); // sever this object from its self, if it has one. |
236 |
|
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void optimise (); // possibly save some memory by destroying unneeded data |
237 |
root |
1.8 |
|
238 |
root |
1.41 |
attachable () |
239 |
root |
1.111 |
: attachable_flags (0), self (0), cb (0), attach (0) |
240 |
root |
1.8 |
{ |
241 |
|
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} |
242 |
root |
1.22 |
|
243 |
root |
1.41 |
attachable (const attachable &src) |
244 |
root |
1.111 |
: attachable_flags (0), self (0), cb (0), attach (src.attach) |
245 |
root |
1.22 |
{ |
246 |
|
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} |
247 |
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|
248 |
root |
1.82 |
// set a custom key to the given value, or delete it if value = 0 |
249 |
root |
1.114 |
void set_key (const_utf8_string key, const_utf8_string value = 0, bool is_utf8 = 0); |
250 |
root |
1.88 |
|
251 |
root |
1.114 |
void set_key_text (const_utf8_string key, const_utf8_string value = 0) |
252 |
root |
1.88 |
{ |
253 |
|
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set_key (key, value, 1); |
254 |
|
|
} |
255 |
|
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|
256 |
root |
1.114 |
void set_key_data (const_utf8_string key, const_utf8_string value = 0) |
257 |
root |
1.88 |
{ |
258 |
|
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set_key (key, value, 0); |
259 |
|
|
} |
260 |
root |
1.82 |
|
261 |
root |
1.41 |
attachable &operator =(const attachable &src); |
262 |
|
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|
263 |
root |
1.117 |
// used to _quickly_ decide wether to shortcut the evaluation |
264 |
root |
1.66 |
bool should_invoke (event_type event) |
265 |
root |
1.64 |
{ |
266 |
root |
1.66 |
return ev_want_event [event] || cb; |
267 |
root |
1.64 |
} |
268 |
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|
269 |
root |
1.66 |
bool invoke (event_type event, ...); |
270 |
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|
271 |
root |
1.48 |
MTH void instantiate (); |
272 |
root |
1.41 |
void reattach (); |
273 |
root |
1.24 |
|
274 |
root |
1.41 |
protected: |
275 |
|
|
// do the real refcount checking work |
276 |
|
|
void do_check (); |
277 |
root |
1.25 |
|
278 |
root |
1.41 |
// the method that does the real destroy work |
279 |
|
|
virtual void do_destroy (); |
280 |
root |
1.83 |
|
281 |
|
|
// destructor is protected, should not be called by anybody |
282 |
|
|
virtual ~attachable (); |
283 |
root |
1.6 |
}; |
284 |
|
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|
285 |
root |
1.41 |
// the global object is a pseudo object that cares for the global events |
286 |
|
|
struct global : attachable |
287 |
root |
1.6 |
{ |
288 |
root |
1.41 |
void gather_callbacks (AV *&callbacks, event_type event) const; |
289 |
root |
1.6 |
}; |
290 |
|
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|
291 |
root |
1.41 |
extern struct global gbl_ev; |
292 |
|
|
|
293 |
root |
1.42 |
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
294 |
|
|
|
295 |
root |
1.122 |
#include "freezethaw.h" |
296 |
root |
1.21 |
|
297 |
root |
1.42 |
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// |
298 |
|
|
|
299 |
|
|
struct coroapi { |
300 |
|
|
static struct CoroAPI *GCoroAPI; |
301 |
|
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|
302 |
root |
1.94 |
static EV_ATOMIC_T cede_pending; |
303 |
root |
1.46 |
|
304 |
root |
1.94 |
static int nready () { return CORO_NREADY; } |
305 |
|
|
static int cede () { cede_pending = 0; return CORO_CEDE ; } |
306 |
root |
1.46 |
|
307 |
root |
1.62 |
static void do_cede_to_tick (); |
308 |
root |
1.46 |
|
309 |
root |
1.94 |
// actually cede's far more often |
310 |
root |
1.77 |
static bool cede_to_tick () |
311 |
root |
1.62 |
{ |
312 |
root |
1.94 |
if (expect_true (!cede_pending)) |
313 |
root |
1.77 |
return false; |
314 |
|
|
|
315 |
|
|
do_cede_to_tick (); |
316 |
|
|
return true; |
317 |
root |
1.62 |
} |
318 |
|
|
|
319 |
root |
1.61 |
static void wait_for_tick (); |
320 |
|
|
static void wait_for_tick_begin (); |
321 |
root |
1.42 |
}; |
322 |
|
|
|
323 |
root |
1.91 |
struct evapi |
324 |
root |
1.36 |
{ |
325 |
root |
1.91 |
static struct EVAPI *GEVAPI; |
326 |
root |
1.36 |
}; |
327 |
|
|
|
328 |
root |
1.91 |
struct iow : ev_io, evapi, callback<void (iow &, int)> |
329 |
root |
1.36 |
{ |
330 |
root |
1.92 |
static void thunk (EV_P_ struct ev_io *w_, int revents) |
331 |
root |
1.91 |
{ |
332 |
|
|
iow &w = *static_cast<iow *>(w_); |
333 |
|
|
|
334 |
|
|
w (w, revents); |
335 |
|
|
} |
336 |
root |
1.36 |
|
337 |
root |
1.91 |
template<class O, class M> |
338 |
|
|
iow (O object, M method) |
339 |
|
|
: callback<void (iow &, int)> (object, method) |
340 |
|
|
{ |
341 |
|
|
ev_init ((ev_io *)this, thunk); |
342 |
|
|
} |
343 |
root |
1.36 |
|
344 |
root |
1.94 |
void prio (int prio) |
345 |
|
|
{ |
346 |
|
|
ev_set_priority ((ev_io *)this, prio); |
347 |
|
|
} |
348 |
|
|
|
349 |
root |
1.91 |
void set (int fd, int events) |
350 |
root |
1.36 |
{ |
351 |
root |
1.91 |
ev_io_set ((ev_io *)this, fd, events); |
352 |
root |
1.36 |
} |
353 |
|
|
|
354 |
root |
1.91 |
int poll () const { return events; } |
355 |
|
|
|
356 |
|
|
void poll (int events); |
357 |
root |
1.36 |
|
358 |
root |
1.91 |
void start () |
359 |
root |
1.38 |
{ |
360 |
root |
1.92 |
ev_io_start (EV_DEFAULT, (ev_io *)this); |
361 |
root |
1.38 |
} |
362 |
|
|
|
363 |
root |
1.91 |
void stop () |
364 |
|
|
{ |
365 |
root |
1.92 |
ev_io_stop (EV_DEFAULT, (ev_io *)this); |
366 |
root |
1.91 |
} |
367 |
root |
1.38 |
|
368 |
root |
1.91 |
~iow () |
369 |
root |
1.36 |
{ |
370 |
root |
1.91 |
stop (); |
371 |
root |
1.36 |
} |
372 |
|
|
}; |
373 |
|
|
|
374 |
root |
1.94 |
struct asyncw : ev_async, evapi, callback<void (ev_async &, int)> |
375 |
|
|
{ |
376 |
|
|
static void thunk (EV_P_ struct ev_async *w_, int revents) |
377 |
|
|
{ |
378 |
|
|
asyncw &w = *static_cast<asyncw *>(w_); |
379 |
|
|
|
380 |
|
|
w (w, revents); |
381 |
|
|
} |
382 |
|
|
|
383 |
|
|
template<class O, class M> |
384 |
|
|
asyncw (O object, M method) |
385 |
|
|
: callback<void (asyncw &, int)> (object, method) |
386 |
|
|
{ |
387 |
|
|
ev_init ((ev_async *)this, thunk); |
388 |
|
|
} |
389 |
|
|
|
390 |
|
|
void start () |
391 |
|
|
{ |
392 |
|
|
ev_async_start (EV_DEFAULT, (ev_async *)this); |
393 |
|
|
} |
394 |
|
|
|
395 |
|
|
void stop () |
396 |
|
|
{ |
397 |
|
|
ev_async_stop (EV_DEFAULT, (ev_async *)this); |
398 |
|
|
} |
399 |
|
|
|
400 |
|
|
~asyncw () |
401 |
|
|
{ |
402 |
|
|
stop (); |
403 |
|
|
} |
404 |
|
|
}; |
405 |
|
|
|
406 |
root |
1.2 |
#endif |
407 |
root |
1.3 |
|