Subversion Repositories planix.SVN

#include <u.h>

#include <libc.h>

#include <bio.h>

#include "../vc/v.out.h"

#ifndef	EXTERN

#define	EXTERN	extern

#endif

typedef	struct	Sym	Sym;

typedef	struct	Gen	Gen;

typedef	struct	Io	Io;

typedef	struct	Hist	Hist;

#define	MAXALIGN	7

#define	FPCHIP		1

#define	NSYMB		8192

#define	BUFSIZ		8192

#define	HISTSZ		20

#define	NINCLUDE	10

#define	NHUNK		10000

#define	EOF		(-1)

#define	IGN		(-2)

#define	GETC()		((--fi.c < 0)? filbuf(): *fi.p++ & 0xff)

#define	NHASH		503

#define	STRINGSZ	200

#define	NMACRO		10

struct	Sym

{

	Sym*	link;

	char*	macro;

	vlong	value;

	ushort	type;

	char	*name;

	char	sym;

};

#define	S	((Sym*)0)

EXTERN	struct

{

	char*	p;

	int	c;

} fi;

struct	Io

{

	Io*	link;

	char	b[BUFSIZ];

	char*	p;

	short	c;

	short	f;

};

#define	I	((Io*)0)

EXTERN	struct

{

	Sym*	sym;

	short	type;

} h[NSYM];

struct	Gen

{

	Sym*	sym;

	vlong	offset;

	short	type;

	short	reg;

	short	name;

	double	dval;

	char	sval[8];

};

struct	Hist

{

	Hist*	link;

	char*	name;

	long	line;

	vlong	offset;

};

#define	H	((Hist*)0)

enum

{

	CLAST,

	CMACARG,

	CMACRO,

	CPREPROC

};

EXTERN	char	debug[256];

EXTERN	Sym*	hash[NHASH];

EXTERN	char*	Dlist[30];

EXTERN	int	nDlist;

EXTERN	Hist*	ehist;

EXTERN	int	newflag;

EXTERN	Hist*	hist;

EXTERN	char*	hunk;

EXTERN	char*	include[NINCLUDE];

EXTERN	Io*	iofree;

EXTERN	Io*	ionext;

EXTERN	Io*	iostack;

EXTERN	long	lineno;

EXTERN	int	nerrors;

EXTERN	long	nhunk;

EXTERN	int	nosched;

EXTERN	int	ninclude;

EXTERN	Gen	nullgen;

EXTERN	char*	outfile;

EXTERN	int	pass;

EXTERN	char*	pathname;

EXTERN	long	pc;

EXTERN	int	peekc;

EXTERN	int	sym;

EXTERN	char	symb[NSYMB];

EXTERN	int	thechar;

EXTERN	char*	thestring;

EXTERN	long	thunk;

EXTERN	Biobuf	obuf;

void*	alloc(long);

void*	allocn(void*, long, long);

void	errorexit(void);

void	pushio(void);

void	newio(void);

void	newfile(char*, int);

Sym*	slookup(char*);

Sym*	lookup(void);

void	syminit(Sym*);

long	yylex(void);

int	getc(void);

int	getnsc(void);

void	unget(int);

int	escchar(int);

void	cinit(void);

void	pinit(char*);

void	cclean(void);

int	isreg(Gen*);

void	outcode(int, Gen*, int, Gen*);

void	zname(char*, int, int);

void	zaddr(Gen*, int);

void	ieeedtod(Ieee*, double);

int	filbuf(void);

Sym*	getsym(void);

void	domacro(void);

void	macund(void);

void	macdef(void);

void	macexpand(Sym*, char*);

void	macinc(void);

void	maclin(void);

void	macprag(void);

void	macif(int);

void	macend(void);

void	outhist(void);

void	dodefine(char*);

void	prfile(long);

void	linehist(char*, int);

void	gethunk(void);

void	yyerror(char*, ...);

int	yyparse(void);

void	setinclude(char*);

int	assemble(char*);

/*

 *	system-dependent stuff from ../cc/compat.c

 */

enum				/* keep in synch with ../cc/cc.h */

{

	Plan9	= 1<<0,

	Unix	= 1<<1,

	Windows	= 1<<2

};

int	mywait(int*);

int	mycreat(char*, int);

int	systemtype(int);

int	pathchar(void);

char*	mygetwd(char*, int);

int	myexec(char*, char*[]);

int	mydup(int, int);

int	myfork(void);

int	mypipe(int*);

void*	mysbrk(ulong);