45 lines
833 B
C
45 lines
833 B
C
#ifndef _scanner_h
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#define _scanner_h
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#include <stdio.h>
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#include "tools/re2c/token.h"
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typedef struct Scanner {
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FILE *in;
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unsigned char *bot, *tok, *ptr, *cur, *pos, *lim, *top, *eof;
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unsigned int tchar, tline, cline;
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} Scanner;
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void Scanner_init(Scanner*, FILE *);
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static Scanner *Scanner_new(FILE *);
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int Scanner_echo(Scanner*, FILE *);
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int Scanner_scan(Scanner*);
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void Scanner_fatal(Scanner*, const char*);
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static SubStr Scanner_token(Scanner*);
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static unsigned int Scanner_line(Scanner*);
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static SubStr
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Scanner_token(Scanner *s)
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{
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SubStr r;
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SubStr_init_u(&r, s->tok, s->cur - s->tok);
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return r;
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}
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static unsigned int
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Scanner_line(Scanner *s)
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{
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return s->cline;
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}
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static Scanner *
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Scanner_new(FILE *i)
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{
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Scanner *r = malloc(sizeof(Scanner));
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Scanner_init(r, i);
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return r;
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}
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#endif
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