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Comparing deliantra/server/plugins/cfperl/cfperl.xs (file contents):
Revision 1.45 by root, Fri Mar 31 20:59:17 2006 UTC vs.
Revision 1.46 by root, Fri Mar 31 22:47:25 2006 UTC

1/*****************************************************************************/ 1/*****************************************************************************/
2/* CrossFire, A Multiplayer game for the X Window System */ 2/* CrossFire, A Multiplayer game for the X Window System */
3/* */
4/*****************************************************************************/ 3/*****************************************************************************/
5 4
6/* 5/*
7 * This code is placed under the GNU General Public Licence (GPL) 6 * This code is placed under the GNU General Public Licence (GPL)
8 * 7 *
… …
29#include <XSUB.h> 28#include <XSUB.h>
30 29
31#undef save_long // clashes with libproto.h 30#undef save_long // clashes with libproto.h
32 31
33#define PLUGIN_NAME "perl" 32#define PLUGIN_NAME "perl"
34#define PLUGIN_VERSION "cfperl 0.2" 33#define PLUGIN_VERSION "cfperl 0.3"
35 34
36#ifndef __CEXTRACT__ 35#ifndef __CEXTRACT__
37#include <plugin.h> 36#include <plugin.h>
38#endif 37#endif
39 38
… …
78} CFPContext; 77} CFPContext;
79 78
80static HV *obj_cache; 79static HV *obj_cache;
81static PerlInterpreter *perl; 80static PerlInterpreter *perl;
82 81
82#define PUSHcfapi(type,value) PUSHs (sv_2mortal (newSVcfapi (CFAPI_ ## type, (value))))
83#define PUSHcfapi(type,ctype) PUSHs (sv_2mortal (newSVcfapi ((type), va_arg (args, ctype)))) 83#define PUSHcfapi_va(type,ctype) PUSHcfapi (type, va_arg (args, ctype))
84#define PUSH_OB PUSHcfapi(CFAPI_POBJECT, object *) 84#define PUSH_OB PUSHcfapi_va(POBJECT, object *)
85#define PUSH_PL PUSHcfapi(CFAPI_PPLAYER, player *) 85#define PUSH_PL PUSHcfapi_va(PPLAYER, player *)
86#define PUSH_MAP PUSHcfapi(CFAPI_PMAP, mapstruct *) 86#define PUSH_MAP PUSHcfapi_va(PMAP, mapstruct *)
87#define PUSH_PV PUSHcfapi(CFAPI_STRING, const char *) 87#define PUSH_PV PUSHcfapi_va(STRING, const char *)
88#define PUSH_IV PUSHcfapi(CFAPI_INT, int) 88#define PUSH_IV PUSHs (sv_2mortal (newSViv (va_arg (args, int))))
89 89
90////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 90//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
91 91
92// garbage collect some perl objects, if possible 92// garbage collect some perl objects, if possible
93// all objects no longer referenced and empty are 93// all objects no longer referenced and empty are
… …
229 case CFAPI_LONG: 229 case CFAPI_LONG:
230 sv = newSVnv ((double)*va_arg (args, sint64 *)); /* oh, the humanity! */ 230 sv = newSVnv ((double)*va_arg (args, sint64 *)); /* oh, the humanity! */
231 break; 231 break;
232 232
233 case CFAPI_DOUBLE: 233 case CFAPI_DOUBLE:
234 sv = newSViv (*va_arg (args, double *)); 234 sv = newSVnv (*va_arg (args, double *));
235 break; 235 break;
236 236
237 case CFAPI_STRING: 237 case CFAPI_STRING:
238 { 238 {
239 char *str = va_arg (args, char *); 239 char *str = va_arg (args, char *);
… …
557 PUTBACK; 557 PUTBACK;
558 int count = call_pv ("cf::inject_global_event", G_SCALAR | G_EVAL); 558 int count = call_pv ("cf::inject_global_event", G_SCALAR | G_EVAL);
559 SPAGAIN; 559 SPAGAIN;
560 560
561 if (SvTRUE (ERRSV)) 561 if (SvTRUE (ERRSV))
562 LOG (llevError, "event '%d' callback evaluation error: %s", event_code, SvPV_nolen (ERRSV)); 562 LOG (llevError, "global event '%d' callback evaluation error: %s", event_code, SvPV_nolen (ERRSV));
563 563
564 rv = count > 0 ? POPi : 0; 564 rv = count > 0 ? POPi : 0;
565 565
566 PUTBACK; 566 PUTBACK;
567 FREETMPS; 567 FREETMPS;
… …
572} 572}
573 573
574void * 574void *
575eventListener (int *type, ...) 575eventListener (int *type, ...)
576{ 576{
577 static int rv = 0; 577 static int rv;
578 va_list args; 578 va_list args;
579 char *buf; 579 int event_code;
580 CFPContext context; 580 object *who, *activator, *third, *event;
581 char *message, *extension, *options;
581 582
582 if (!perl) 583 if (!perl)
583 return; 584 return;
584 585
585 memset (&context, 0, sizeof (context));
586
587 va_start (args, type); 586 va_start (args, type);
588
589 context.who = va_arg (args, object *); 587 who = va_arg (args, object *);
590 context.event_code = va_arg (args, int); 588 event_code = va_arg (args, int);
591 context.activator = va_arg (args, object *); 589 activator = va_arg (args, object *);
592 context.third = va_arg (args, object *); 590 third = va_arg (args, object *);
593
594 buf = va_arg (args, char *); 591 message = va_arg (args, char *);
595 if (buf != 0) 592 va_arg (args, int); // fix yourself
596 strncpy (context.message, buf, sizeof (context.message)); 593 extension = va_arg (args, char *);
597 594 options = va_arg (args, char *);
598 context.fix = va_arg (args, int);
599 strncpy (context.extension, va_arg (args, char *), sizeof (context.extension));
600 strncpy (context.options, va_arg (args, char *), sizeof (context.options));
601 context.event = va_arg (args, object *); 595 event = va_arg (args, object *);
602 va_end (args); 596 va_end (args);
603 597
604 { 598 {
605 dSP; 599 dSP;
606 600
607 ENTER; 601 ENTER;
608 SAVETMPS; 602 SAVETMPS;
609 603
610 PUSHMARK (SP); 604 PUSHMARK (SP);
611
612 EXTEND (SP, 10); 605 EXTEND (SP, 10);
613 606
614 HV *hv = newHV (); 607 PUSHcfapi (STRING, extension);
615#define hv_context(type,addr,expr) hv_store (hv, #expr, sizeof (#expr) - 1, newSVcfapi (type, addr context.expr), 0) 608 PUSHs (sv_2mortal (newSViv (event_code)));
616 hv_context (CFAPI_POBJECT, ,who);
617 hv_context (CFAPI_POBJECT, ,activator);
618 hv_context (CFAPI_POBJECT, ,third);
619 hv_context (CFAPI_POBJECT, ,event);
620 hv_context (CFAPI_PMAP, ,map);
621 hv_context (CFAPI_STRING , ,message);
622 hv_context (CFAPI_INT ,&,fix);
623 hv_context (CFAPI_INT ,&,event_code);
624 hv_context (CFAPI_STRING , ,options);
625 hv_context (CFAPI_STRING , ,extension);
626 609
627 PUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); 610 PUSHcfapi (POBJECT, event);
611 PUSHcfapi (POBJECT, who);
612
613 switch (event_code)
614 {
615 case EVENT_STOP: // $ob (e.g. arrow)
616 case EVENT_TIME: // $ob
617 case EVENT_TIMER: // $ob
618 break;
619
620 case EVENT_APPLY: // $ob, $who
621 case EVENT_DROP: // $ob, $who
622 case EVENT_CLOSE: // $ob, $who
623 case EVENT_DEATH: // $ob[, $killer]
624 case EVENT_MOVE: // $ob, $enemy
625 case EVENT_THROW: // $ob, $thrower
626 PUSHcfapi (POBJECT, activator);
627 break;
628
629 case EVENT_ATTACK: // $ob, $who, $victim (?? please god enlighten me)
630 PUSHcfapi (POBJECT, activator);
631 PUSHcfapi (POBJECT, third);
632 break;
633
634 case EVENT_TRIGGER: // $ob, $originator, [$victim], [$msg]
635 PUSHcfapi (POBJECT, activator);
636 PUSHcfapi (POBJECT, third);
637 PUSHcfapi (POBJECT, message);
638 break;
639
640 case EVENT_SAY: // $ob, $who, $msg
641 PUSHcfapi (POBJECT, activator);
642 PUSHcfapi (STRING, message);
643 break;
644
645 default:
646 LOG (llevError, "perl plugin called for unsupported event type %d", event_code);
647 break;
648 }
628 649
629 PUTBACK; 650 PUTBACK;
630 int count = call_pv ("cf::inject_event", G_SCALAR | G_EVAL); 651 int count = call_pv ("cf::inject_event", G_SCALAR | G_EVAL);
631 SPAGAIN; 652 SPAGAIN;
632 653
633 if (SvTRUE (ERRSV)) 654 if (SvTRUE (ERRSV))
634 LOG (llevError, "event '%d' callback evaluation error: %s", context.event_code, SvPV_nolen (ERRSV)); 655 LOG (llevError, "event '%d' callback evaluation error: %s", event_code, SvPV_nolen (ERRSV));
635 656
636 context.returnvalue = count > 0 ? POPi : 0; 657 rv = count > 0 ? POPi : 0;
637 658
638 PUTBACK; 659 PUTBACK;
639 FREETMPS; 660 FREETMPS;
640 LEAVE; 661 LEAVE;
641 } 662 }
642 663
643 rv = context.returnvalue;
644 return &rv; 664 return &rv;
645} 665}
646 666
647int 667int
648closePlugin () 668closePlugin ()
… …
1503{ 1523{
1504 int unused_type; 1524 int unused_type;
1505 RETVAL = (object *)object_insert (&unused_type, ob, 0, where, orig, flag, x, y); 1525 RETVAL = (object *)object_insert (&unused_type, ob, 0, where, orig, flag, x, y);
1506} 1526}
1507 1527
1528# syntatic sugar for easier use in event callbacks.
1529const char *options (object *op)
1530 CODE:
1531 RETVAL = op->name;
1532 OUTPUT:
1533 RETVAL
1534
1508const char *get_ob_key_value (object *op, const char *key) 1535const char *get_ob_key_value (object *op, const char *key)
1509 1536
1510bool set_ob_key_value (object *op, const char *key, const char *value = 0, int add_key = 1) 1537bool set_ob_key_value (object *op, const char *key, const char *value = 0, int add_key = 1)
1511 1538
1512object *get_nearest_player (object *ob) 1539object *get_nearest_player (object *ob)

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