[ViewVC] Diff of: cvs/deliantra/server/include/cfperl.h

Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.8 by root, Sun Aug 27 16:15:12 2006 UTC vs.
Revision 1.83 by root, Fri Jul 13 15:54:40 2007 UTC

		1	/*
		2	* This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
		3	*
		4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
		5	* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
		6	* Copyright (©) 1992,2007 Frank Tore Johansen
		7	*
		8	* Crossfire TRT is free software: you can redistribute it and/or modify
		9	* it under the terms of the GNU General Public License as published by
		10	* the Free Software Foundation, either version 3 of the License, or
		11	* (at your option) any later version.
		12	*
		13	* This program is distributed in the hope that it will be useful,
		14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
		15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		16	* GNU General Public License for more details.
		17	*
		18	* You should have received a copy of the GNU General Public License
		19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
		20	*
		21	* The authors can be reached via e-mail to <crossfire@schmorp.de>
		22	*/
		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
7	struct pl;	30	#include <cstdarg>
8	struct object;	31	#include <cstdio>
9	struct mapstruct;	32	#include <bitset>
		33
		34	using namespace std;
		35
		36	#include <EXTERN.h>
		37	#include <perl.h>
		38	#include <XSUB.h>
		39
		40	#include <EventAPI.h>
		41	#include <CoroAPI.h>
		42
		43	#include "util.h"
		44	#include "keyword.h"
		45	#include "dynbuf.h"
		46	#include "callback.h"
		47
		48	//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		49
		50	// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
		51	#undef localtime
		52	#undef srand48
		53	#undef drand48
		54	#undef srandom
		55	#undef readdir
		56	#undef getprotobyname
		57	#undef gethostbyname
		58	#undef ctime
		59	#undef strerror
		60
		61	// same here, massive symbol spamming
		62	#undef do_open
		63	#undef do_close
		64	#undef ref
		65	#undef seed
		66
		67	// perl bug #40256: perl does overwrite those with reentrant versions
		68	// but does not initialise their state structures.
		69	#undef random
		70	#undef crypt
		71
		72	//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		73
		74	// some macros to simplify perl in-calls
		75
		76	#define CHECK_ERROR \
		77	if (SvTRUE (ERRSV)) \
		78	LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV));
		79
		80	#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
		81	#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
		82	#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
		83	#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) \| G_EVAL); SPAGAIN;
		84	#define CALL_END CHECK_ERROR; FREETMPS; LEAVE
		85
		86	//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
10		87
11	void cfperl_init ();	88	void cfperl_init ();
12	void cfperl_main ();	89	void cfperl_main ();
		90	void cfperl_emergency_save ();
		91	void cfperl_cleanup (int make_core);
		92	void cfperl_make_book (object *book, int level);
		93	void cfperl_send_msg (client ns, int color, const char type, const char *msg);
13		94
14	// could have used templates, but a more traditional C api	95	//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
15	// uses more explicit typing which is ok for this purpose.
16	enum data_type
17	{
18	DT_END, // no further arguments
19	DT_INT,
20	DT_INT64,
21	DT_DOUBLE,
22	DT_STRING, // 0-terminated string
23	DT_DATA, // string + length
24	DT_OBJECT,
25	DT_MAP,
26	DT_PLAYER,
27	DT_ARCH,
28	DT_PARTY,
29	DT_REGION,
30	DT_AV, // av that needs to be flattened out
31		96
32	NUM_DATA_TYPES	97	extern tstamp runtime; // virtual server time, excluding time jumps and lag
33	};	98	extern tstamp NOW; // real time of current server tick
34		99
35	enum event_klass	100	enum event_klass
36	{	101	{
		102	KLASS_NONE,
37	KLASS_GLOBAL,	103	KLASS_GLOBAL,
		104	KLASS_ATTACHABLE,
		105	KLASS_CLIENT,
38	KLASS_PLAYER,	106	KLASS_PLAYER,
39	KLASS_OBJECT,	107	KLASS_OBJECT,
40	KLASS_MAP,	108	KLASS_MAP,
		109	KLASS_COMMAND,
41	};	110	};
42		111
43	enum event_type	112	enum event_type
44	{	113	{
45	# define def(klass,name) EVENT_ ## klass ## _ ## name,	114	# define def(klass,name) EVENT_ ## klass ## _ ## name,
46	# include "eventinc.h"	115	# include "eventinc.h"
47	# undef def	116	# undef def
48	NUM_EVENT_TYPES	117	NUM_EVENT_TYPES
49	};	118	};
50		119
		120	// in which global events or per-type events are we interested
		121	extern bitset<NUM_EVENT_TYPES> ev_want_event;
		122	extern bitset<NUM_TYPES> ev_want_type;
		123
		124	#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
51	#define ARG_INT(v) DT_INT , static_cast<int> (v)	125	#define ARG_INT(v) DT_INT , static_cast<int> (v)
52	#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)	126	#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
53	#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)	127	#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
54	#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v)	128	#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v)
55	#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l)	129	#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), int (l)
56	#define ARG_OBJECT(o) DT_OBJECT, (void )static_cast<struct object > (o)	130	#define ARG_OBJECT(o) DT_OBJECT, (void )(static_cast<object > (o))
57	#define ARG_MAP(o) DT_MAP , (void )static_cast<struct mapstruct > (o)	131	#define ARG_MAP(o) DT_MAP , (void )(static_cast<maptile > (o))
58	#define ARG_PLAYER(o) DT_PLAYER, (void )static_cast<struct pl > (o)	132	#define ARG_PLAYER(o) DT_PLAYER, (void )(static_cast<player > (o))
59	#define ARG_ARCH(o) DT_ARCH , (void )static_cast<struct archetype > (o)	133	#define ARG_ARCH(o) DT_ARCH , (void )(static_cast<archetype > (o))
		134	#define ARG_CLIENT(o) DT_CLIENT, (void )(static_cast<client > (o))
60	#define ARG_PARTY(o) DT_PARTY , (void )static_cast<struct party > (o)	135	#define ARG_PARTY(o) DT_PARTY , (void )(static_cast<party > (o))
61	#define ARG_REGION(o) DT_REGION, (void )static_cast<struct region > (o)	136	#define ARG_REGION(o) DT_REGION, (void )(static_cast<region > (o))
62		137
63	// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension	138	// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
64		139	#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
65	// all these return true when the normal event processing should be skipped (if any)	140	#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
66	#define INVOKE(klass, event, ...) cfperl_invoke (EVENT_ ## klass ## _ ## event, ## __VA_ARGS__, DT_END)	141	#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
67		142	#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
68	#define INVOKE_GLOBAL(event, ...) INVOKE (GLOBAL, event, ## __VA_ARGS__)	143	#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
69	#define INVOKE_OBJECT(event, op, ...) INVOKE (OBJECT, event, ARG_OBJECT (op), ## __VA_ARGS__)	144	#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
70	#define INVOKE_PLAYER(event, pl, ...) INVOKE (PLAYER, event, ARG_PLAYER (pl), ## __VA_ARGS__)	145	#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
71	#define INVOKE_MAP(event, map, ...) INVOKE (MAP , event, ARG_MAP (map) , ## __VA_ARGS__)
72		146
73	//TODO should index into @result	147	//TODO should index into @result
74	#define RESULT(idx,type) cfperl_result_ ## type (idx)	148	#define RESULT(idx,type) cfperl_result_ ## type (idx)
		149	#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
75	#define RESULT_INT(idx) RESULT(idx, INT)	150	#define RESULT_INT(idx) RESULT(idx, INT)
76		151
77	bool cfperl_invoke (event_type event, ...);	152	double cfperl_result_DOUBLE (int idx);
78	int cfperl_result_INT (int idx);	153	int cfperl_result_INT (int idx);
79		154
80	struct extendable_base	155	//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		156
		157	INTERFACE_CLASS (attachable)
		158	struct attachable
81	{	159	{
82	void self, cb; // CF+ perl self and callback	160	static MGVTBL vtbl;
		161
		162	static unordered_vector<attachable *> mortals;
		163	MTH static void check_mortals ();
		164
		165	enum {
		166	F_DESTROYED = 0x01,
		167	F_DEBUG_TRACE = 0x02,
		168	};
		169
		170	// object is delete'd after the refcount reaches 0
		171	int ACC (RW, flags);
		172	mutable int ACC (RW, refcnt);
		173
		174	MTH void refcnt_inc () const { ++refcnt; }
		175	MTH void refcnt_dec () const { --refcnt; }
		176
		177	MTH int refcnt_cnt () const;
		178	// check wether the object has died and destroy
		179	MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
		180
		181	// destroy the object unless it was already destroyed
		182	// this politely asks everybody interested the reduce
		183	// the refcount to 0 as soon as possible.
		184	MTH void destroy ();
		185
		186	// return wether an object was destroyed already
		187	MTH bool destroyed () const { return flags & F_DESTROYED; }
		188
		189	virtual void gather_callbacks (AV *&callbacks, event_type event) const;
		190
		191	#if 0
		192	private:
		193	static refcounted *rc_first;
		194	refcounted *rc_next;
		195	#endif
		196
		197	HV *self; // CF+ perl self
		198	AV *cb; // CF+ callbacks
83	const char *attach; // generic extension attachment information	199	shstr attach; // generic extension attachment information
84		200
85	void clear (); // called when free'ing objects	201	void sever_self (); // sever this object from its self, if it has one.
86	void optimise (); // possibly save some memory by destroying unneeded data	202	void optimise (); // possibly save some memory by destroying unneeded data
87		203
88	void extendable_init ()	204	attachable ()
		205	: flags (0), refcnt (0), self (0), cb (0), attach (0)
89	{	206	{
90	self = cb = 0;
91	attach = 0;
92	}	207	}
93	};
94		208
95	// objects extendable from perl (or any other extension) should include or	209	attachable (const attachable &src)
96	// derive using the curiously recurring template pattern, to avoid	210	: flags (0), refcnt (0), self (0), cb (0), attach (src.attach)
97	// virtual method calls etc.
98	template<class subclass>
99	struct extendable : extendable_base
100	{
101	static data_type get_dt ()
102	{	211	{
103	subclass::get_dt ();
104	}	212	}
105	};
106		213
		214	// set a custom key to the given value, or delete it if value = 0
		215	void set_key (const char key, const char value = 0);
		216
		217	attachable &operator =(const attachable &src);
		218
		219	// used to _quickly_ device wether to shortcut the evaluation
		220	bool should_invoke (event_type event)
		221	{
		222	return ev_want_event [event] \|\| cb;
		223	}
		224
		225	bool invoke (event_type event, ...);
		226
		227	MTH void instantiate ();
		228	void reattach ();
		229
		230	protected:
		231	// do the real refcount checking work
		232	void do_check ();
		233
		234	// the method that does the real destroy work
		235	virtual void do_destroy ();
		236
		237	// destructor is protected, should not be called by anybody
		238	virtual ~attachable ();
		239	};
		240
		241	// the global object is a pseudo object that cares for the global events
		242	struct global : attachable
		243	{
		244	void gather_callbacks (AV *&callbacks, event_type event) const;
		245	};
		246
		247	extern struct global gbl_ev;
		248
		249	//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		250
107	struct object_freezer	251	struct object_freezer : dynbuf_text
108	{	252	{
109	const char *filename;	253	AV *av;
110	void *av;
111	int idx;
112		254
113	object_freezer (const char *filename);	255	object_freezer ();
114	~object_freezer ();	256	~object_freezer ();
115		257
116	void put (extendable_base *ext);	258	void put (attachable *ext);
117		259
118	template<class subclass>	260	// used only for user-defined key-value pairs
119	void put (extendable<subclass> *obj)	261	void put (const shstr &k, const shstr &v)
120	{	262	{
121	put ((extendable_base *)obj);	263	add (k);
122	}
123		264
124	void finish ();	265	if (expect_true (v))
		266	add (' '), add (v);
		267
		268	add ('\n');
		269	}
		270
		271	template<typename T>
		272	void put_kw_string (keyword k, const T &v)
		273	{
		274	int klen = keyword_len [k];
		275	int vlen = v ? strlen (v) + 1 : 0;
		276
		277	char p = (char )alloc (klen + vlen + 1);
		278
		279	memcpy (p, keyword_str [k], klen); p += klen;
		280
		281	if (expect_true (v))
		282	{
		283	*p++ = ' '; vlen--;
		284	memcpy (p, v, vlen); p += vlen;
		285	}
		286
		287	*p = '\n';
		288	}
		289
		290	void put (keyword k, const char *v = 0)
		291	{
		292	put_kw_string (k, v);
		293	}
		294
		295	void put (keyword k, const shstr &v)
		296	{
		297	put_kw_string (k, v);
		298	}
		299
		300	void put (keyword k, double v)
		301	{
		302	force (MAX_KEYWORD_LEN + 2 + 32);
		303	fadd (keyword_str [k], keyword_len [k]);
		304	fadd (' ');
		305	falloc (sprintf (ptr, "%.7g", v));
		306	fadd ('\n');
		307	}
		308
		309	void put_(keyword k, sint64 v)
		310	{
		311	force (MAX_KEYWORD_LEN + 2 + sint64_digits);
		312	fadd (keyword_str [k], keyword_len [k]);
		313	fadd (' ');
		314	add (v);
		315	fadd ('\n');
		316	}
		317
		318	void put_(keyword k, sint32 v)
		319	{
		320	force (MAX_KEYWORD_LEN + 2 + sint32_digits);
		321	fadd (keyword_str [k], keyword_len [k]);
		322	fadd (' ');
		323	add (v);
		324	fadd ('\n');
		325	}
		326
		327	void put (keyword k, float v) { put (k, (double)v); }
		328	void put (keyword k, signed char v) { put_(k, (sint32)v); }
		329	void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
		330	void put (keyword k, signed short v) { put_(k, (sint32)v); }
		331	void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
		332	void put (keyword k, signed int v) { put_(k, (sint32)v); }
		333	void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
		334	void put (keyword k, signed long v) { put_(k, (sint64)v); }
		335	void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
		336	void put (keyword k, signed long long v) { put_(k, (sint64)v); }
		337	void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
		338
		339	void put (keyword kbeg, keyword kend, const shstr &v)
		340	{
		341	force (MAX_KEYWORD_LEN + 1);
		342	fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
		343
		344	if (expect_true (v))
		345	{
		346	add (v);
		347	add ('\n');
		348	}
		349
		350	force (MAX_KEYWORD_LEN + 1);
		351	fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
		352	}
		353
		354	void put (keyword k, archetype *v);
		355	void put (keyword k, treasurelist *v);
		356	void put (keyword k, faceinfo *v);
		357
		358	template<typename T>
		359	void put (keyword k, const refptr<T> &v)
		360	{
		361	put (k, (T *)v);
		362	}
		363
		364	bool save (const char *path);
		365	char *as_string (); // like strdup
		366
		367	operator bool () { return !!av; }
125	};	368	};
126		369
127	struct object_thawer	370	struct object_thawer
128	{	371	{
129	void *av;	372	char *line; // current beginning of line
130	int idx;	373	SV *text; // text part
		374	AV *av; // perl part
		375	int linenum;
		376	keyword kw;
		377	char *kw_str; // the keyword parsed, as string
		378	char *value; // the value, or 0 if no value
		379	char *value_nn; // the value, or the empty string if no value
		380	const char *name;
131		381
		382	operator bool () { return !!text; }
		383
132	object_thawer (const char *filename = 0);	384	object_thawer (const char *path = 0);
		385	object_thawer (const char data, AV perlav);
133	~object_thawer ();	386	~object_thawer ();
134		387
135	void get (data_type type, void obj, extendable_base ext);	388	void get (attachable *obj, int oid);
136		389
		390	// parse next line
		391	void next ();
		392	// skip the current key-value (usually fetch next line, for
		393	// multiline-fields, skips till the corresponding end-kw
		394	void skip ();
		395
		396	char *get_str () { return value; } // may be 0
		397	void get_ml (keyword kend, shstr &sh);
		398
		399	void get_ornull (shstr &sh) const { sh = value; }
		400	void get (shstr &sh) const { sh = value; } // might want to check for non-null here
		401
		402	bool get_bool () const { return *value_nn == '1'; }
		403	sint32 get_sint32 () const;
		404	sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
		405	double get_double () const { return strtod (value_nn, 0); }
		406
		407	void get (float &v) { v = get_double (); }
		408	void get (double &v) { v = get_double (); }
		409
		410	void get (bool &i) { i = get_bool (); }
		411	void get (sint8 &i) { i = get_sint32 (); }
		412	void get (uint8 &i) { i = get_sint32 (); }
		413	void get (sint16 &i) { i = get_sint32 (); }
		414	void get (uint16 &i) { i = get_sint32 (); }
		415	void get (sint32 &i) { i = get_sint32 (); }
		416
		417	void get (uint32 &i) { i = get_sint64 (); }
		418	void get (sint64 &i) { i = get_sint64 (); }
		419
		420	bool parse_error (const char type = 0, const char name = 0, bool skip = true);
		421	};
		422
		423	//TODO: remove
		424	char fgets (char s, int n, object_thawer &thawer);
		425
		426	//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
		427
		428	struct coroapi {
		429	static struct CoroAPI *GCoroAPI;
		430
		431	static int nready () { return CORO_NREADY; }
		432	static int cede () { return CORO_CEDE ; }
		433
		434	static tstamp next_cede;
		435	static int cede_counter;
		436
		437	static void do_cede_every ();
		438	static void do_cede_to_tick ();
		439	static void do_cede_to_tick_every ();
		440
		441	static void cede_every (int count)
		442	{
		443	if (expect_false (++cede_counter >= count))
		444	do_cede_every ();
		445	}
		446
		447	static bool cede_to_tick ()
		448	{
		449	if (expect_true (now () < next_cede))
		450	return false;
		451
		452	do_cede_to_tick ();
		453	return true;
		454	}
		455
		456	static bool cede_to_tick_every (int count)
		457	{
		458	if (expect_true (++cede_counter < count))
		459	return false;
		460
		461	return cede_to_tick ();
		462	}
		463
		464	static void wait_for_tick ();
		465	static void wait_for_tick_begin ();
		466	};
		467
		468	struct watcher_base
		469	{
		470	static struct EventAPI *GEventAPI;
		471	};
		472
		473	template<class base>
		474	struct watcher : watcher_base
		475	{
		476	base *pe;
		477
		478	void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
		479	void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
		480	void now () { GEventAPI->now ((pe_watcher *)pe); }
		481	void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
		482	void resume () { GEventAPI->resume ((pe_watcher *)pe); }
		483
		484	void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
		485
		486	~watcher ()
		487	{
		488	cancel ();
		489	}
		490
		491	private:
		492	void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
		493	};
		494
		495	struct iw : watcher<pe_idle>, callback<void (iw &)>
		496	{
137	template<class subclass>	497	template<class O, class M>
138	void get (extendable<subclass> *obj)	498	iw (O object, M method)
		499	: callback<void (iw &)> (object, method)
139	{	500	{
140	if (av)	501	alloc ();
141	get (subclass::get_dt (), (subclass *)obj, obj);
142	}	502	}
143		503
144	void finish ();	504	private:
		505	void alloc ();
		506	};
		507
		508	struct iow : watcher<pe_io>, callback<void (iow &, int)>
		509	{
		510	template<class O, class M>
		511	iow (O object, M method)
		512	: callback<void (iow &, int)> (object, method)
		513	{
		514	alloc ();
		515	}
		516
		517	void fd (int fd);
		518	int poll ();
		519	void poll (int events);
		520
		521	private:
		522	void alloc ();
145	};	523	};
146		524
147	#endif	525	#endif
148		526

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Comparing deliantra/server/include/cfperl.h (file contents): Revision 1.8 by root, Sun Aug 27 16:15:12 2006 UTC vs. Revision 1.83 by root, Fri Jul 13 15:54:40 2007 UTC

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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.8 by root, Sun Aug 27 16:15:12 2006 UTC vs.
Revision 1.83 by root, Fri Jul 13 15:54:40 2007 UTC