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#define	SAMTERM
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#define	RUNESIZE	sizeof(Rune)
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#define	MAXFILES	256
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#define	READBUFSIZE 8192
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#define	NL	5
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enum{
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	Up,
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	Down
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};
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typedef struct Text	Text;
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typedef struct Section	Section;
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typedef struct Rasp	Rasp;
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typedef struct Readbuf Readbuf;
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struct Section
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{
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	long	nrunes;
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	Rune	*text;		/* if null, we haven't got it */
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	Section	*next;
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};
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struct Rasp
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{
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	long	nrunes;
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	Section	*sect;
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};
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#define	Untagged	((ushort)65535)
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struct Text
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{
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	Rasp	rasp;
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	short	nwin;
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	short	front;		/* input window */
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	ushort	tag;
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	char	lock;
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	Flayer	l[NL];		/* screen storage */
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};
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struct Readbuf
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{
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	short	n;					/* # bytes in buf */
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	uchar	data[READBUFSIZE];		/* data bytes */
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};
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enum Resource
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{
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	RHost,
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	RKeyboard,
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	RMouse,
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	RPlumb,
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	RResize,
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	NRes,
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};
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extern Text	**text;
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extern uchar	**name;
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extern ushort	*tag;
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extern int	nname;
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extern int	mname;
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extern Cursor	bullseye;
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extern Cursor	deadmouse;
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extern Cursor	lockarrow;
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extern Cursor	*cursor;
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extern Flayer	*which;
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extern Flayer	*work;
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extern Text	cmd;
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extern Rune	*scratch;
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extern long	nscralloc;
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extern char	hostlock;
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extern char	hasunlocked;
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extern long	snarflen;
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extern Mousectl* mousectl;
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extern Keyboardctl* keyboardctl;
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extern Mouse*	mousep;
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extern long	modified;
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extern int	maxtab;
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extern Readbuf	hostbuf[2];	/* double buffer; it's synchronous communication */
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extern Readbuf	plumbbuf[2];	/* double buffer; it's synchronous communication */
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extern Channel *plumbc;
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extern Channel *hostc;
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extern int	hversion;
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extern int	plumbfd;
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extern int	exiting;
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extern int	autoindent;
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Rune	*gettext(Flayer*, long, ulong*);
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void	*alloc(ulong n);
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void	iconinit(void);
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void	getscreen(int, char**);
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void	initio(void);
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void	setlock(void);
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void	outcmd(void);
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void	rinit(Rasp*);
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void	startnewfile(int, Text*);
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void	getmouse(void);
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void	mouseunblock(void);
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void	kbdblock(void);
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void	extstart(void);
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void	hoststart(void);
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int	plumbstart(void);
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int	button(int but);
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int	load(char*, int);
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int	waitforio(void);
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int	rcvchar(void);
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int	getch(void);
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int	kbdchar(void);
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int	qpeekc(void);
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void	cut(Text*, int, int, int);
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void	paste(Text*, int);
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void	snarf(Text*, int);
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int	center(Flayer*, long);
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int	xmenuhit(int, Menu*);
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void	buttons(int);
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int	getr(Rectangle*);
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void	current(Flayer*);
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void	duplicate(Flayer*, Rectangle, Font*, int);
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void	startfile(Text*);
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void	panic(char*);
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void	panic1(Display*, char*);
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void	closeup(Flayer*);
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void	Strgrow(Rune**, long*, int);
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int	RESIZED(void);
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void	resize(void);
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void	rcv(void);
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void	type(Flayer*, int);
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void	menu2hit(void);
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void	menu3hit(void);
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void	scroll(Flayer*, int);
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void	hcheck(int);
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void	rclear(Rasp*);
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int	whichmenu(int);
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void	hcut(int, long, long);
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void	horigin(int, long);
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void	hgrow(int, long, long, int);
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int	hdata(int, long, uchar*, int);
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int	hdatarune(int, long, Rune*, int);
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Rune	*rload(Rasp*, ulong, ulong, ulong*);
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void	menuins(int, uchar*, Text*, int, int);
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void	menudel(int);
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Text	*sweeptext(int, int);
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void	setpat(char*);
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void	scrdraw(Flayer*, long tot);
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int	rcontig(Rasp*, ulong, ulong, int);
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int	rmissing(Rasp*, ulong, ulong);
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void	rresize(Rasp *, long, long, long);
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void	rdata(Rasp*, long, long, Rune*);
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void	rclean(Rasp*);
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void	scrorigin(Flayer*, int, long);
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long	scrtotal(Flayer*);
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void	flnewlyvisible(Flayer*);
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char	*rcvstring(void);
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void	Strcpy(Rune*, Rune*);
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void	Strncpy(Rune*, Rune*, long);
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void	flushtyping(int);
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void	dumperrmsg(int, int, int, int);
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int	screensize(int*,int*);
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void	getmouse(void);
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#include "mesg.h"
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void	outTs(Tmesg, int);
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void	outT0(Tmesg);
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void	outTl(Tmesg, long);
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void	outTslS(Tmesg, int, long, Rune*);
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void	outTsll(Tmesg, int, long, long);
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void	outTsl(Tmesg, int, long);
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void	outTsv(Tmesg, int, vlong);
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void	outTv(Tmesg, vlong);
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void	outstart(Tmesg);
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void	outcopy(int, uchar*);
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void	outshort(int);
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void	outlong(long);
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void	outvlong(vlong);
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void	outsend(void);