omicron
bd37ddaeea
The linked list is doubly linked so the parser can look forward into it and error reporting can look backward. This commmit also reworks main to use the tokenlist instead of dealing with the lexer manually.
31 lines
670 B
C
31 lines
670 B
C
#ifndef INCLUDE_SRC_TOKENLIST_H_
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#define INCLUDE_SRC_TOKENLIST_H_
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#include "lexer.h"
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typedef struct tokenlist_entry tokenlist_entry_t;
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struct tokenlist_entry {
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lexer_token_t token;
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tokenlist_entry_t *next;
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tokenlist_entry_t *prev;
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};
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typedef struct tokenlist {
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tokenlist_entry_t *head;
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tokenlist_entry_t *tail;
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} tokenlist_t;
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/**
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* @brief Allocate a new doubly linked list of lexer tokens
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*/
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error_t *tokenlist_alloc(tokenlist_t **list);
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/**
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* Consume all tokens from the lexer and add them to the list
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*/
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error_t *tokenlist_fill(tokenlist_t *list, lexer_t *lex);
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void tokenlist_free(tokenlist_t *list);
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#endif // INCLUDE_SRC_TOKENLIST_H_
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