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