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65 lines
2.4 KiB
65 lines
2.4 KiB
#ifndef Py_TOKENIZER_H |
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#define Py_TOKENIZER_H |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#include "object.h" |
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/* Tokenizer interface */ |
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#include "token.h" /* For token types */ |
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#define MAXINDENT 100 /* Max indentation level */ |
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/* Tokenizer state */ |
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struct tok_state { |
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/* Input state; buf <= cur <= inp <= end */ |
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/* NB an entire line is held in the buffer */ |
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char *buf; /* Input buffer, or NULL; malloc'ed if fp != NULL */ |
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char *cur; /* Next character in buffer */ |
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char *inp; /* End of data in buffer */ |
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char *end; /* End of input buffer if buf != NULL */ |
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char *start; /* Start of current token if not NULL */ |
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int done; /* E_OK normally, E_EOF at EOF, otherwise error code */ |
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/* NB If done != E_OK, cur must be == inp!!! */ |
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FILE *fp; /* Rest of input; NULL if tokenizing a string */ |
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int tabsize; /* Tab spacing */ |
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int indent; /* Current indentation index */ |
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int indstack[MAXINDENT]; /* Stack of indents */ |
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int atbol; /* Nonzero if at begin of new line */ |
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int pendin; /* Pending indents (if > 0) or dedents (if < 0) */ |
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char *prompt, *nextprompt; /* For interactive prompting */ |
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int lineno; /* Current line number */ |
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int level; /* () [] {} Parentheses nesting level */ |
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/* Used to allow free continuations inside them */ |
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/* Stuff for checking on different tab sizes */ |
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const char *filename; /* For error messages */ |
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int altwarning; /* Issue warning if alternate tabs don't match */ |
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int alterror; /* Issue error if alternate tabs don't match */ |
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int alttabsize; /* Alternate tab spacing */ |
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int altindstack[MAXINDENT]; /* Stack of alternate indents */ |
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/* Stuff for PEP 0263 */ |
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int decoding_state; /* -1:decoding, 0:init, 1:raw */ |
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int decoding_erred; /* whether erred in decoding */ |
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int read_coding_spec; /* whether 'coding:...' has been read */ |
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int issued_encoding_warning; /* whether non-ASCII warning was issued */ |
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char *encoding; |
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int cont_line; /* whether we are in a continuation line. */ |
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#ifndef PGEN |
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PyObject *decoding_readline; /* codecs.open(...).readline */ |
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PyObject *decoding_buffer; |
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#endif |
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const char* enc; |
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const char* str; |
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}; |
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extern struct tok_state *PyTokenizer_FromString(const char *); |
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extern struct tok_state *PyTokenizer_FromFile(FILE *, char *, char *); |
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extern void PyTokenizer_Free(struct tok_state *); |
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extern int PyTokenizer_Get(struct tok_state *, char **, char **); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* !Py_TOKENIZER_H */
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