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// Copyright (c) Meta Platforms, Inc. and affiliates.
// SPDX-License-Identifier: LGPL-2.1-or-later
#ifndef DRGN_C_LEXER_H
#define DRGN_C_LEXER_H
#include <stdbool.h>
#include "lexer.h"
// These definitions are only exposed for testing purposes.
// This obviously incomplete since we only handle the tokens we care about.
enum {
C_TOKEN_EOF = -1,
MIN_KEYWORD_TOKEN,
MIN_SPECIFIER_TOKEN = MIN_KEYWORD_TOKEN,
C_TOKEN_VOID = MIN_SPECIFIER_TOKEN,
C_TOKEN_CHAR,
C_TOKEN_SHORT,
C_TOKEN_INT,
C_TOKEN_LONG,
C_TOKEN_SIGNED,
C_TOKEN_UNSIGNED,
C_TOKEN_BOOL,
C_TOKEN_FLOAT,
C_TOKEN_DOUBLE,
MAX_SPECIFIER_TOKEN = C_TOKEN_DOUBLE,
MIN_QUALIFIER_TOKEN,
C_TOKEN_CONST = MIN_QUALIFIER_TOKEN,
C_TOKEN_RESTRICT,
C_TOKEN_VOLATILE,
C_TOKEN_ATOMIC,
MAX_QUALIFIER_TOKEN = C_TOKEN_ATOMIC,
C_TOKEN_STRUCT,
C_TOKEN_UNION,
C_TOKEN_CLASS,
C_TOKEN_ENUM,
MAX_KEYWORD_TOKEN = C_TOKEN_ENUM,
C_TOKEN_LPAREN,
C_TOKEN_RPAREN,
C_TOKEN_LBRACKET,
C_TOKEN_RBRACKET,
C_TOKEN_ASTERISK,
C_TOKEN_DOT,
C_TOKEN_NUMBER,
C_TOKEN_IDENTIFIER,
C_TOKEN_TEMPLATE_ARGUMENTS,
C_TOKEN_COLON,
};
struct drgn_c_family_lexer {
struct drgn_lexer lexer;
bool cpp;
};
struct drgn_error *drgn_c_family_lexer_func(struct drgn_lexer *lexer,
struct drgn_token *token);
static inline void
drgn_c_family_lexer_deinit(struct drgn_c_family_lexer *lexer)
{
drgn_lexer_deinit(&lexer->lexer);
}
#define DRGN_C_FAMILY_LEXER(c_family_lexer, str, cpp_) \
__attribute__((__cleanup__(drgn_c_family_lexer_deinit))) \
struct drgn_c_family_lexer c_family_lexer = { \
.lexer = DRGN_LEXER_INIT(drgn_c_family_lexer_func, (str)), \
.cpp = (cpp_), \
}
#endif /* DRGN_C_LEXER_H */
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