1 b2cfc4e2 2003-09-30 devnull #ifndef _REGEXP9H_
 2 b2cfc4e2 2003-09-30 devnull 
 3 b2cfc4e2 2003-09-30 devnull #define _REGEXP9H_ 1
 4 b2cfc4e2 2003-09-30 devnull #include <utf.h>
 5 b2cfc4e2 2003-09-30 devnull 
 6 b2cfc4e2 2003-09-30 devnull typedef struct Resub		Resub;
 7 b2cfc4e2 2003-09-30 devnull typedef struct Reclass		Reclass;
 8 b2cfc4e2 2003-09-30 devnull typedef struct Reinst		Reinst;
 9 b2cfc4e2 2003-09-30 devnull typedef struct Reprog		Reprog;
10 b2cfc4e2 2003-09-30 devnull 
11 b2cfc4e2 2003-09-30 devnull /*
12 b2cfc4e2 2003-09-30 devnull  *	Sub expression matches
13 b2cfc4e2 2003-09-30 devnull  */
14 b2cfc4e2 2003-09-30 devnull struct Resub{
15 b2cfc4e2 2003-09-30 devnull 	union
16 b2cfc4e2 2003-09-30 devnull 	{
17 b2cfc4e2 2003-09-30 devnull 		char *sp;
18 b2cfc4e2 2003-09-30 devnull 		Rune *rsp;
19 b2cfc4e2 2003-09-30 devnull 	}s;
20 b2cfc4e2 2003-09-30 devnull 	union
21 b2cfc4e2 2003-09-30 devnull 	{
22 b2cfc4e2 2003-09-30 devnull 		char *ep;
23 b2cfc4e2 2003-09-30 devnull 		Rune *rep;
24 b2cfc4e2 2003-09-30 devnull 	}e;
25 b2cfc4e2 2003-09-30 devnull };
26 b2cfc4e2 2003-09-30 devnull 
27 b2cfc4e2 2003-09-30 devnull /*
28 b2cfc4e2 2003-09-30 devnull  *	character class, each pair of rune's defines a range
29 b2cfc4e2 2003-09-30 devnull  */
30 b2cfc4e2 2003-09-30 devnull struct Reclass{
31 b2cfc4e2 2003-09-30 devnull 	Rune	*end;
32 b2cfc4e2 2003-09-30 devnull 	Rune	spans[64];
33 b2cfc4e2 2003-09-30 devnull };
34 b2cfc4e2 2003-09-30 devnull 
35 b2cfc4e2 2003-09-30 devnull /*
36 b2cfc4e2 2003-09-30 devnull  *	Machine instructions
37 b2cfc4e2 2003-09-30 devnull  */
38 b2cfc4e2 2003-09-30 devnull struct Reinst{
39 b2cfc4e2 2003-09-30 devnull 	int	type;
40 b2cfc4e2 2003-09-30 devnull 	union	{
41 b2cfc4e2 2003-09-30 devnull 		Reclass	*cp;		/* class pointer */
42 b2cfc4e2 2003-09-30 devnull 		Rune	r;		/* character */
43 b2cfc4e2 2003-09-30 devnull 		int	subid;		/* sub-expression id for RBRA and LBRA */
44 b2cfc4e2 2003-09-30 devnull 		Reinst	*right;		/* right child of OR */
45 b2cfc4e2 2003-09-30 devnull 	}u1;
46 b2cfc4e2 2003-09-30 devnull 	union {	/* regexp relies on these two being in the same union */
47 b2cfc4e2 2003-09-30 devnull 		Reinst *left;		/* left child of OR */
48 b2cfc4e2 2003-09-30 devnull 		Reinst *next;		/* next instruction for CAT & LBRA */
49 b2cfc4e2 2003-09-30 devnull 	}u2;
50 b2cfc4e2 2003-09-30 devnull };
51 b2cfc4e2 2003-09-30 devnull 
52 b2cfc4e2 2003-09-30 devnull /*
53 b2cfc4e2 2003-09-30 devnull  *	Reprogram definition
54 b2cfc4e2 2003-09-30 devnull  */
55 b2cfc4e2 2003-09-30 devnull struct Reprog{
56 b2cfc4e2 2003-09-30 devnull 	Reinst	*startinst;	/* start pc */
57 b2cfc4e2 2003-09-30 devnull 	Reclass	class[16];	/* .data */
58 b2cfc4e2 2003-09-30 devnull 	Reinst	firstinst[5];	/* .text */
59 b2cfc4e2 2003-09-30 devnull };
60 b2cfc4e2 2003-09-30 devnull 
61 b2cfc4e2 2003-09-30 devnull extern Reprog	*regcomp(char*);
62 b2cfc4e2 2003-09-30 devnull extern Reprog	*regcomplit(char*);
63 b2cfc4e2 2003-09-30 devnull extern Reprog	*regcompnl(char*);
64 b2cfc4e2 2003-09-30 devnull extern void	regerror(char*);
65 b2cfc4e2 2003-09-30 devnull extern int	regexec(Reprog*, char*, Resub*, int);
66 b2cfc4e2 2003-09-30 devnull extern void	regsub(char*, char*, int, Resub*, int);
67 b2cfc4e2 2003-09-30 devnull 
68 b2cfc4e2 2003-09-30 devnull extern int	rregexec(Reprog*, Rune*, Resub*, int);
69 b2cfc4e2 2003-09-30 devnull extern void	rregsub(Rune*, Rune*, Resub*, int);
70 b2cfc4e2 2003-09-30 devnull 
71 b2cfc4e2 2003-09-30 devnull #endif