52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
#ifndef PARSING_UTILS_H
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#define PARSING_UTILS_H
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// === Macros
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#define PEEK_TOKEN() \
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peek_token(); \
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if (token == NULL) \
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{ \
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puts("Internal error: cannot get the following token"); \
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return NULL; \
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}
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#define POP_TOKEN() \
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pop_token(); \
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if (token == NULL) \
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{ \
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puts("Internal error: cannot get the following token"); \
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return NULL; \
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}
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/* @brief: parses a list of [and_or] rules, separated by semicolons.
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*/
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struct ast *parse_list(void);
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/* @brief Parses a simple list of words (command and arguments)
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* and returns the resulting ast
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*/
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struct ast *parse_simple_command(void);
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/*
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*/
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struct ast *parse_if_rule(void);
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/*
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*/
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struct ast *parse_shell_command(void);
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/* @brief parses commands inside if/else clauses and returns the corresponding
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* AST list
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*/
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struct ast* parse_compound_list(void);
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/*
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*/
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struct ast* parse_and_or(void);
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/*
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*/
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struct ast* parse_else_clause(void);
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#endif /* ! PARSING_UTILS_H */
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