MUD4.BCL

/*
Copyright (C) 1980 by
Roy Trubshaw & Richard Bartle,
Essex University, Colchester. CO4 3SQ.
 
	This software is furnished on the understanding that
it may be used and or copied only with the inclusion of this
notice.	 No title or ownership of this software is hereby
transferred. The information in this software is subject to
change without notice. No responsibility is assumed for the
use or reliability of this software.

Released by Richard Bartle exclusively for not for profit use 
18 May 2020 under GNU General Public Licence version 3
https://www.gnu.org/licenses/gpl-3.0.html

*/
 
get "mudlib"
get "dungen"
 
let occupied(room,obj)=valof
$(	let who.copy=who!room
	unless who.copy resultis false
	broadcast(K.STTE,who.copy,PNAME of obj)
	resultis true
$)
and start.leading() = valof test not leading then
$(	transmit(leading,0,K.ISFY)
	leading_true
	resultis true
$) or test animal then
$(	CHASERS of MOTN of animal bitand_\player.bit
	animal_false
	resultis true
$) or resultis false
and lose.followers() be if followers then
$(	broadcast(K.SFM,followers)
	followers_0
$)
and doownthing() = valof test not frontman
$(	transmit(frontman, 0, K.ISJY)
	frontman_true
	resultis true
$) or resultis false
and lose.joiners() be if joined then
$(	broadcast(K.SJM,joined)
	joined_0
$)
and break.off() be
$(	lose.followers()
	start.leading()
	lose.joiners()
	doownthing()
$)
and new.stamina(pno) =valof
$(	let prof, val, smax=?, ?, ?
	unless numbargs() pno_player.no
	prof_LH from player.names!pno
	unless ASLEEP of prof resultis STAMINA of prof
	val_can.wake(pno)
	val+_STAMINA of prof
	smax_STAMINAMAX of prof
	if val gr smax val_smax
	resultis val
$)
and can.wake(pno)=(ud.time()-kips!(numbargs()->pno,player.no))/SDIV
and wake.up() be
$(	unless ASLEEP of profile return
	out("You wake up.*C*L")
	broadcast(K.IHWU, who.copy)
	STAMINA of profile_new.stamina()
	kips!player.no_false
	ASLEEP of profile_false
	out("Your stamina is now :N.*C*L", STAMINA of profile)
$)
and fightmess(what, snd, deadname) be
$(	let str, who=vec 26, valof
	test snd=player.no then
	$(	let name=numbargs()=3->deadname,PNAME of fight!player.no
		!str_!"*0the"
		1!str_!name
		2!str_1!name
		LENGTH of str+_((LENGTH bitor 1) of str)+1
		(LENGTH bitor 1) of str_'*S'
		resultis str
	$) or resultis numbargs()=3->deadname, player.names!snd
	switchon what into
	$(
	case B.START:
		out("You :r that :p is :r at you :r...*C*L", 16, who, 1, 2)
		endcase
	case B.IHIT:
		out("You :r :p with a :r :r!*C*L", 3, who, 4, 5)
		endcase
	case B.THEYMISS:
		out("You :r :r a :r :r :r :p.*C*L", 22, 6, 7, 5, 9, who)
		endcase
	case B.IMISS:
		out("Your :r :r is :r :p.*C*L", 7, 5, 10, who)
		endcase
	case B.THEYHIT:
		test random(3) then out("The :r of a :r :r :p sends you :r.*C*L", 12, 5, 9, who, 21)
		or out("You are :r by the :r of a :r :r :p!*C*L", 11, 12, 5, 9, who)
		endcase
	case B.IMDEAD:
		out("You can :r your :r :r...*C*L", 13, 14, 15)
		endcase
	case B.IMOK:
		out(":r you :r, and :r into the :r.*C*L", 17, 18, 19, 8)
		endcase
	case B.IHITBACK:
		out("Your :r :r sends :p :r!*C*L", 20, 5, who, 21)		
		endcase
	case B.IMISSAGAIN:
		out("Your :r :r :r at :p is :r :r.*C*L", 7, 20, 5, who, 22, 23)
		endcase
	case B.VICTORY:
		out("Your last :r :r :U!*C*L", 5, 24, who)
		endcase
	$)
	unless snd=player.no hibernate()
$)
and ch.sendlevel(hmm) be
$(	let l=(DREC of hmm)
	if l=max.level unless WIZARD of profile
		error("Only immortals may speak to immortals in this way.")
	sendlevel(l-1)
$)
and sendlevel(l) be
$(	let cn,sc1,sc2=?,(1<<l)*EXP.STEP,(1<<(l+1))*EXP.STEP
	test chcnt>0 then
	$(	read.message(mbuffer)
		cn_(LENGTH of mbuffer)/5
		cn_cn>13->13,cn
	$) or return
	for i=0 to 35 if i ne player.no /\ player.names!i
	$(	let pr=LH from player.names!i
		if (l=max.level-1/\(WIZARD of pr ne 0\/SCORE of pr ge sc1))\/(sc1 le SCORE of pr ls sc2)
		$(	let mb=getmblock()
			unless mb return
			transmit(i, 0, K.ISCY, verbname)
			copy(mbuffer, mb+2, cn)
			send(i, mb, K.TEXT, mb!2)
		$)
	$)
$)
and sendall(bits,fn,always,wizonly,val1,val2,val3,val4,val5,val6,val7,val8,val9,val10,val11,val12,val13,val14) be
if bits for i=0 to 35 if player.no \= i if bits bitand (1<<i)
$(	let p, vals=player.names!i, numbargs()-5
	unless p loop
	p_LH from p
	if ~wizonly \/ WIZARD of p ne 0
//	if SNOOPBIT of p=0\/((1<<i) bitand snoopedon) ne 0
	if always \/ (A.SILENT bitand ATTRIB of CROOM of p) =0
	$(	let b,ptr,inf=getmblock(vals le 0),@val1,b+2
		if vals ge 0 copy(ptr,inf, vals)
		send(i,b,fn,!inf)
	$)
$)
and unsnoop(silent) be
$(	if snobj
	$(	SNOOPERS of MOTN of snobj bitand_\player.bit
		unless numbargs() Out("You have stopped snooping on the :P.*C*L",PNAME of snobj)
		snobj_false
	$)
	if \snooping
	$(	unless numbargs() out("You have stopped snooping on :p.*C*L",player.names!snooping)
		them_0
		(SEX of LH from player.names!snooping->her,him)_0
		transmit(snooping, 0, K.IWSS)
		snooping_true			//that is to say, false...
		SNOOPBIT of profile_false
	$)
$)
and announcechange() be sendall(true,K.WM,true,false)
and stop.fighting(fleeing) be
$(	let fighting=false
	for i=0 to 35 do if fight!i
	$(	fighting_true
		test i=player.no then if MOTN of fight!i FIGHTS of MOTN of fight!i bitand_\player.bit
		or transmit(i,0,K.IFFY, verb\/((SCORE of profile gr FLEELOSS->((player.level()+1)*FLEELOSS*numbargs()),SCORE of profile)<<18))
		fight!i_false
	$)
	if fighting/\numbargs()
	$(	out("You drop everything as you make your tactical withdrawal...*C*L")
		drop.everything()
		setscore((player.level()+1)*2*-FLEELOSS)
	$)
	quitflg_true
$)
and unfollow() be	//the same as unsnoop...
$(	if animal
	$(	CHASERS of MOTN of animal bitand_\player.bit
		out("You have stopped following the :P.*C*L", PNAME of animal)
		animal_false
	$)
	if \leading
	$(	transmit(leading,0,K.ISFY)
		out("You have stopped following :P.*C*L", player.names!leading)
		leading_true
	$)
$)
and inform(nd,token) be if MOTN of nd broadcast(token, SNOOPERS of MOTN of nd, nd,true)
and stopmoving(nd) be
$(	let mobile=MOTN of nd
	unless mobile return
	!mobile_0
	broadcast(K.SFM,CHASERS of mobile, nd,true)
	CHASERS of mobile_false
$)
and broadcast(token,bits,info,to.me) be
$(	unless numbargs()=4 bits bitand_\player.bit
	unless bits return
	for i=0 to 35 if (1<<i) bitand bits
	transmit(i, 0, token, info)
$)
and infrm(nd,bag,token) be
	sendall(SNOOPERS of MOTN of bag,token,true,false,nd,PNAME of bag)
and bashfull() be
$(	if snoopedon broadcast(K.SSNO, snoopedon,SEX of profile)
	snoopedon_false
$)
and send(dst,blk,fn,val) be
$(	let nd,oldnd=?,?
	unless blk blk_getmblock()
	if numbargs()<4 val_0
	unless player.names!dst/\(JBNUM of LH from player.names!dst) do	//If he's dead we can't send him a
	$(	fight!dst_0		//packet. So zero the fight entry
		freemblock(blk)		//and give back the block we would
		return			//have used to the freelist
	$)
	LH of blk_player.no
	FUNC of blk,LINK of blk_fn,0
	INFO of blk_val
	jar(queue.doors+dst)
	nd,oldnd_queue!dst,queue+dst
	while nd do oldnd_nd<>nd of_LINK
	LINK of oldnd_blk
	unjar(queue.doors+dst)
	unless dst=player.no
	$[	$move	ac,	dst
		$add	ac,	jobnos
		$move	ac,	0(ac)	//I should've used block instead of vec
		$wake	ac,	0
		$trn
	$]
$)
and transmit(dst,blk,fn,val) be
	send(dst,blk->blk,getmblock(true),fn,numbargs()<4->0,val)