1 extern int squawk;
2 extern int clean;
3 extern char *file;
4 extern int verbose;
5 extern long ninput, noutput, nrunes, nerrors;
6 
7 enum { From = 1, Table = 2, Func = 4 };
8 
9 typedef void (*Fnptr)(void);
10 struct convert{
11 	char *name;
12 	char *chatter;
13 	int flags;
14 	void *data;
15 	Fnptr fn;
16 };
17 extern struct convert convert[];
18 struct convert *conv(char *, int);
19 typedef void (*Infn)(int, long *, struct convert *);
20 typedef void (*Outfn)(Rune *, int, long *);
21 void outtable(Rune *, int, long *);
22 
23 void utf_in(int, long *, struct convert *);
24 void utf_out(Rune *, int, long *);
25 void isoutf_in(int, long *, struct convert *);
26 void isoutf_out(Rune *, int, long *);
27 
28 #define		N		10000		/* just blocking */
29 #define	OUT(out, r, n)	if(out->flags&Table) outtable(r, n, (long *)out->data);\
30 			else ((Outfn)(out->fn))(r, n, (long *)0)
31 
32 extern Rune runes[N];
33 extern char obuf[UTFmax*N];	/* maximum bloat from N runes */
34 
35 #define		BADMAP		(0xFFFD)
36 #define		BYTEBADMAP	('?')		/* badmap but has to fit in a byte */
37 #define		ESC		033
38 
39 #ifdef	PLAN9
40 #define	EPR		fprint(2,
41 #define	EXIT(n,s)	exits(s)
42 #else
43 #define	EPR		fprintf(stderr,
44 #define	USED(x)		/* in plan 9, USED(x) tells the compiler to treat x as used */
45 #define	EXIT(n,s)	exit(n)
46 #endif