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psyced/world/drivers/ldmud/include/interface.h
2009-01-26 21:12:53 +01:00

158 lines
5.1 KiB
C

// $Id: interface.h,v 1.54 2008/08/26 13:42:24 lynx Exp $ // vim:syntax=lpc:ts=8
#define _INCLUDE_INTERFACE_H
// let's stay compatible for a while
// -> if we want to do so, we got to check for the LDMUD version. 3.2.9 doesn't
// get it.
//#if __VERSION_MAJOR__ == 3 && __VERSION_MINOR__ > 2
# define SAVE_FORMAT 0
//#endif
#ifndef __psyclpc__
# define DRIVER_VERSION "ldmud/" __VERSION__
#else
# define DRIVER_VERSION "psyclpc/" __VERSION__
# define hex2int(HEX) to_int("0x"+ HEX)
#endif
// driver abstraction kit -- abstraction layer from driver details
#pragma combine_strings
#if DEBUG > 0
# pragma verbose_errors
//#else
//# pragma no_verbose_errors
#endif
// [-1] vs [<1] syntax kludge
#define char_from_end(WHAT, NUMBER) WHAT[< NUMBER]
#define slice_from_end(WHAT,FROM,TO) WHAT[FROM ..< TO]
#define next_input_to(CALLBACK) input_to(CALLBACK, INPUT_IGNORE_BANG)
#if __EFUN_DEFINED__(strstr)
// rexxism: is small an abbreviation of big?
# define abbrev(SMALL, BIG) (strstr(BIG, SMALL) == 0)
// the same thing at the tail of the string
# define trail(SMALL, BIG) (strstr(BIG, SMALL, -strlen(SMALL)) != -1)
#else
# define abbrev(SMALL, BIG) (SMALL == BIG[0..strlen(SMALL)-1])
# define trail(SMALL, BIG) (SMALL == BIG[<strlen(SMALL)..])
#endif
// generic string replacer
#define replace(s, o, n) implode(explode(s, o), n)
// these are historic, from the days when explode() used to
// throw away delimiters at the edge of the string
//#define prereplace(s) (" "+s+" ")
//#define postreplace(s) (s = s[1..<2])
//
// backward compat -- useful when writing multi-driver code
#define prereplace(s) (s)
#define postreplace(s) (s)
// let's use index() for strings and arrays
// to avoid confusion with mapping-member semantics
//
#define index member
#define rindex rmember
// old stuff
#if ! __EFUN_DEFINED__(send_udp)
# define send_udp(host, port, msg) send_imp(host, port, msg)
#endif
#if ! __EFUN_DEFINED__(query_udp_port)
# define query_udp_port query_imp_port
#endif
// compare strings ignoring case
#define stricmp(one, two) (lower_case(one) != lower_case(two))
#define legal_keyword(WORD) (!regmatch(WORD, "[^_0-9A-Za-z]"))
#if ! __EFUN_DEFINED__(clonep)
# define clonep(ob) (objectp(ob) && member(file_name(ob), '#') >= 0)
#endif
// to_string behaves differently with ldmud.. sigh
#define o2s(any) ((objectp(any)?"/":"")+to_string(any))
// object to http URL (without http://host:port) conversion macros
#define object2url(ob) replace( stringp(ob)?ob:("/"+to_string(ob)), "#", "," )
#define url2object(ob) replace( ob, ",", "#" )
#define file_name(ob) object_name(ob)
// see net/library for verbose version of this function
#if 1
# define is_formal(n) ((index(n,':')!=-1||index(n,'.')!=-1) && n)
#else
# define is_formal(n) ((index(n,':')!=-1||index(n,'@')!=-1) && n)
#endif
#define lower_uniform(n) (is_formal(n) && lower_case(n))
// nosave? static? volatile. only for variables, not methods!
// another nice word for the opposite of persistent would be "shed"
#define volatile nosave
// every lpc dialect has its own foreach syntax. aint that cute?
#define each(ITERATOR, LIST) foreach(ITERATOR : LIST)
#define mapeach(KEY, VALUE, MAPPING) foreach(KEY, VALUE : MAPPING)
#define array(TYPE) TYPE *
// the simple concept of the caller isn't so simple in lpc
#define caller (extern_call() ? previous_object() : this_object())
// a pike compatible closure syntax.. using a macro.. ain't that smarty?
#define CLOSURE(args, tcontext, context, code) function mixed args code
// pike's varargs syntax requires me to do some tricks here
#define vaclosure closure
#define vamapping mapping
#define vastring string
#define vaobject object
#define vamixed mixed
#define vaint int
// extracts hh:mm:ss format from ctime output
#define hhmmss(CTIME) CTIME[11..18]
// extracts hh:mm format from ctime output (for idle times)
#define hhmm(CTIME) CTIME[11..15]
// typical timestamp string: hhmm or iso-date if older than 24 hours
#define time_or_date(TS) \
(time() - TS > 24*60*60 ? isotime(TS, 0) : hhmm(ctime( TS )))
#if __EFUN_DEFINED__(convert_charset)
# ifdef TRANSLIT // TRANSLIT has no effect whatsoever. grrr!
# define iconv(s, FROM, TO) (s = convert_charset(s, FROM, TO +"//TRANSLIT"))
# else
# define iconv(s, FROM, TO) { \
string itmp; \
if (catch(itmp = convert_charset(s, FROM, TO); nolog)) {\
P1(("catch! iconv %O %O in %O\n", FROM, TO, ME)) \
} else s = itmp; \
}
# endif
#else
# define iconv(s, FROM, TO)
# define convert_charset(s, FROM, TO) (s)
#endif
#define AMOUNT_SOCKETS sizeof(users())
#ifdef DEBUG
# if DEBUG > 0
// enables you to output useful things like in your P1() etc.
# define DEBUG_TRACE debug_info(DINFO_TRACE, DIT_STR_CURRENT)
# else
# define DEBUG_TRACE "(DEBUG_TRACE disabled: DEBUG level below 1)"
# endif
#endif
// some ldmud versions previous to 610 have a problem with digest-md5
#if __VERSION_MAJOR__ < 4 && __VERSION_MICRO__ < 611
# echo Warning: Your driver is so old, it cannot do DIGEST-MD5
# define _flag_disable_authentication_digest_MD5
#endif