/*
* This file is part of cparser.
- * Copyright (C) 2007-2008 Matthias Braun <matze@braunis.de>
+ * Copyright (C) 2007-2009 Matthias Braun <matze@braunis.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
#include "symbol_table.h"
#include "type.h"
-typedef enum token_type_t {
+typedef enum token_kind_t {
+ T_ERROR = -1,
T_NULL = 0,
- T_EOF = -1,
- T_ERROR = -2,
+ T_EOF = '\x04', // EOT
#define T(mode,x,str,val) T_##x val,
#define TS(x,str,val) T_##x val,
#include "tokens.inc"
#undef TS
#undef T
T_LAST_TOKEN
-} token_type_t;
+} token_kind_t;
-typedef enum preprocessor_token_type_t {
+typedef enum preprocessor_token_kind_t {
TP_NULL = T_NULL,
TP_EOF = T_EOF,
TP_ERROR = T_ERROR,
#undef TS
#undef T
TP_LAST_TOKEN
-} preprocessor_token_type_t;
+} preprocessor_token_kind_t;
typedef struct source_position_t source_position_t;
struct source_position_t {
const char *input_name;
- unsigned linenr;
+ unsigned lineno;
+ unsigned colno : 31;
+ unsigned is_system_header : 1;
};
/* position used for "builtin" declarations/types */
extern const source_position_t builtin_source_position;
-typedef struct {
- int type;
- union {
- symbol_t *symbol;
- long long intvalue;
- long double floatvalue;
- string_t string;
- wide_string_t wide_string;
- } v;
- type_t *datatype;
- source_position_t source_position;
-} token_t;
+typedef struct token_base_t token_base_t;
+typedef struct identifier_t identifier_t;
+typedef struct string_literal_t string_literal_t;
+typedef struct number_literal_t number_literal_t;
+typedef union token_t token_t;
+
+struct token_base_t {
+ int kind;
+ source_position_t source_position;
+};
+
+struct identifier_t {
+ token_base_t base;
+ symbol_t *symbol;
+};
+
+struct string_literal_t {
+ token_base_t base;
+ string_t string;
+};
+
+struct number_literal_t {
+ token_base_t base;
+ string_t number;
+ string_t suffix;
+};
+
+union token_t {
+ int kind;
+ token_base_t base;
+ identifier_t identifier;
+ string_literal_t string;
+ number_literal_t number;
+};
void init_tokens(void);
void exit_tokens(void);
-void print_token_type(FILE *out, token_type_t token_type);
+void print_token_kind(FILE *out, token_kind_t token_kind);
void print_token(FILE *out, const token_t *token);
-void print_pp_token_type(FILE *out, preprocessor_token_type_t type);
+symbol_t *get_token_kind_symbol(int token_kind);
+
+void print_pp_token_kind(FILE *out, int kind);
void print_pp_token(FILE *out, const token_t *token);
+/**
+ * returns true if pasting 2 preprocessing tokens next to each other
+ * without a space in between would generate (an)other preprocessing token(s)
+ */
+bool tokens_would_paste(preprocessor_token_kind_t token1,
+ preprocessor_token_kind_t token2);
+
#endif