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[/] [eco32/] [trunk/] [lcc/] [cpp/] [cpp.h.ORIG] - Rev 189
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/* $Id: cpp.h,v 1.6 2001/06/04 22:42:04 drh Exp $ */
#include <stdio.h>
#define INS 32768 /* input buffer */
#define OBS 4096 /* outbut buffer */
#define NARG 32 /* Max number arguments to a macro */
#define NINCLUDE 32 /* Max number of include directories (-I) */
#define NIF 32 /* depth of nesting of #if */
#ifndef EOF
#define EOF (-1)
#endif
#ifndef NULL
#define NULL 0
#endif
#ifndef __alpha
typedef unsigned char uchar;
#endif
enum toktype { END, UNCLASS, NAME, NUMBER, STRING, CCON, NL, WS, DSHARP,
EQ, NEQ, LEQ, GEQ, LSH, RSH, LAND, LOR, PPLUS, MMINUS,
ARROW, SBRA, SKET, LP, RP, DOT, AND, STAR, PLUS, MINUS,
TILDE, NOT, SLASH, PCT, LT, GT, CIRC, OR, QUEST,
COLON, ASGN, COMMA, SHARP, SEMIC, CBRA, CKET,
ASPLUS, ASMINUS, ASSTAR, ASSLASH, ASPCT, ASCIRC, ASLSH,
ASRSH, ASOR, ASAND, ELLIPS,
DSHARP1, NAME1, DEFINED, UMINUS };
enum kwtype { KIF, KIFDEF, KIFNDEF, KELIF, KELSE, KENDIF, KINCLUDE, KDEFINE,
KUNDEF, KLINE, KERROR, KPRAGMA, KDEFINED,
KLINENO, KFILE, KDATE, KTIME, KSTDC, KEVAL };
#define ISDEFINED 01 /* has #defined value */
#define ISKW 02 /* is PP keyword */
#define ISUNCHANGE 04 /* can't be #defined in PP */
#define ISMAC 010 /* builtin macro, e.g. __LINE__ */
#define EOB 0xFE /* sentinel for end of input buffer */
#define EOFC 0xFD /* sentinel for end of input file */
#define XPWS 1 /* token flag: white space to assure token sep. */
typedef struct token {
unsigned char type;
unsigned char flag;
unsigned short hideset;
unsigned int wslen;
unsigned int len;
uchar *t;
} Token;
typedef struct tokenrow {
Token *tp; /* current one to scan */
Token *bp; /* base (allocated value) */
Token *lp; /* last+1 token used */
int max; /* number allocated */
} Tokenrow;
typedef struct source {
char *filename; /* name of file of the source */
int line; /* current line number */
int lineinc; /* adjustment for \\n lines */
uchar *inb; /* input buffer */
uchar *inp; /* input pointer */
uchar *inl; /* end of input */
FILE* fd; /* input source */
int ifdepth; /* conditional nesting in include */
struct source *next; /* stack for #include */
} Source;
typedef struct nlist {
struct nlist *next;
uchar *name;
int len;
Tokenrow *vp; /* value as macro */
Tokenrow *ap; /* list of argument names, if any */
char val; /* value as preprocessor name */
char flag; /* is defined, is pp name */
} Nlist;
typedef struct includelist {
char deleted;
char always;
char *file;
} Includelist;
#define new(t) (t *)domalloc(sizeof(t))
#define quicklook(a,b) (namebit[(a)&077] & (1<<((b)&037)))
#define quickset(a,b) namebit[(a)&077] |= (1<<((b)&037))
extern unsigned long namebit[077+1];
enum errtype { WARNING, ERROR, FATAL };
void expandlex(void);
void fixlex(void);
void setup(int, char **);
int gettokens(Tokenrow *, int);
int comparetokens(Tokenrow *, Tokenrow *);
Source *setsource(char *, FILE *, char *);
void unsetsource(void);
void puttokens(Tokenrow *);
void process(Tokenrow *);
void *domalloc(int);
void dofree(void *);
void error(enum errtype, char *, ...);
void flushout(void);
int fillbuf(Source *);
int trigraph(Source *);
int foldline(Source *);
Nlist *lookup(Token *, int);
void control(Tokenrow *);
void dodefine(Tokenrow *);
void doadefine(Tokenrow *, int);
void doinclude(Tokenrow *);
void doif(Tokenrow *, enum kwtype);
void expand(Tokenrow *, Nlist *);
void builtin(Tokenrow *, int);
int gatherargs(Tokenrow *, Tokenrow **, int *);
void substargs(Nlist *, Tokenrow *, Tokenrow **);
void expandrow(Tokenrow *, char *);
void maketokenrow(int, Tokenrow *);
Tokenrow *copytokenrow(Tokenrow *, Tokenrow *);
Token *growtokenrow(Tokenrow *);
Tokenrow *normtokenrow(Tokenrow *);
void adjustrow(Tokenrow *, int);
void movetokenrow(Tokenrow *, Tokenrow *);
void insertrow(Tokenrow *, int, Tokenrow *);
void peektokens(Tokenrow *, char *);
void doconcat(Tokenrow *);
Tokenrow *stringify(Tokenrow *);
int lookuparg(Nlist *, Token *);
long eval(Tokenrow *, int);
void genline(void);
void setempty(Tokenrow *);
void makespace(Tokenrow *);
char *outnum(char *, int);
int digit(int);
uchar *newstring(uchar *, int, int);
int checkhideset(int, Nlist *);
void prhideset(int);
int newhideset(int, Nlist *);
int unionhideset(int, int);
void iniths(void);
void setobjname(char *);
#define rowlen(tokrow) ((tokrow)->lp - (tokrow)->bp)
extern char *outp;
extern Token nltoken;
extern Source *cursource;
extern char *curtime;
extern int incdepth;
extern int ifdepth;
extern int ifsatisfied[NIF];
extern int Mflag;
extern int skipping;
extern int verbose;
extern int Cplusplus;
extern Nlist *kwdefined;
extern Includelist includelist[NINCLUDE];
extern char wd[];
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