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#include <u.h>
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#include <libc.h>
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#include <bio.h>
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#include <thread.h>
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/* acme */
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typedef struct Event Event;
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typedef struct Window Window;
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enum
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{
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	STACK		= 8192,
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	EVENTSIZE	= 256,
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	NEVENT		= 5,
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};
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struct Event
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{
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	int	c1;
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	int	c2;
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	int	q0;
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	int	q1;
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	int	flag;
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	int	nb;
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	int	nr;
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	char	b[EVENTSIZE*UTFmax+1];
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	Rune	r[EVENTSIZE+1];
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};
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struct Window
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{
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	/* file descriptors */
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	int		ctl;
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	int		event;
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	int		addr;
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	int		data;
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	Biobuf	*body;
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	/* event input */
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	char		buf[512];
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	char		*bufp;
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	int		nbuf;
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	Event	e[NEVENT];
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	int		warned;
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	int		id;
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	int		open;
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	Channel	*cevent;	/* chan(Event*) */
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};
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extern	Window*	newwindow(void);
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extern	int		winopenfile(Window*, char*);
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extern	void		winopenbody(Window*, int);
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extern	void		winclosebody(Window*);
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extern	void		wintagwrite(Window*, char*, int);
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extern	void		winname(Window*, char*);
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extern	void		winwriteevent(Window*, Event*);
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extern	void		winread(Window*, uint, uint, char*);
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extern	int		windel(Window*, int);
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extern	void		wingetevent(Window*, Event*);
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extern	void		wineventproc(void*);
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extern	void		winwritebody(Window*, char*, int);
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extern	void		winclean(Window*);
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extern	int		winisdirty(Window*);
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extern	int		winselect(Window*, char*, int);
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extern	int		winsetaddr(Window*, char*, int);
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extern	char*	winreadbody(Window*, int*);
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extern	void		windormant(Window*);
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extern	void		winsetdump(Window*, char*, char*);
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extern	char*	readfile(char*, char*, int*);
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extern	void		ctlprint(int, char*, ...);
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extern	void*	emalloc(uint);
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extern	char*	estrdup(char*);
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extern	char*	estrstrdup(char*, char*);
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extern	char*	egrow(char*, char*, char*);
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extern	char*	eappend(char*, char*, char*);
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extern	void		error(char*, ...);
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extern	int		tokenizec(char*, char**, int, char*);
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typedef struct Treq Treq;
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typedef struct Wiki Wiki;
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struct Treq {
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	char *title;
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	Channel *c;	/* chan(int) */
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};
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struct Wiki {
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	QLock;
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	int isnew;
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	int special;
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	char *arg;
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	char *addr;
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	int n;
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	int dead;
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	Window *win;
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	ulong time;
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	int linked;
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	Wiki *next;
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	Wiki *prev;
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};
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extern int debug;
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extern int mapfd;
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extern char *email;
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extern char *dir;
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void wikinew(char*);
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int wikiopen(char*, char*);
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int wikiput(Wiki*);
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void wikiget(Wiki*);
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int wikidiff(Wiki*);
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