/*
* 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
static symbol_t *token_symbols[T_LAST_TOKEN];
static symbol_t *pp_token_symbols[TP_LAST_TOKEN];
-const source_position_t builtin_source_position = { "<built-in>", 0 };
+const source_position_t builtin_source_position = { "<built-in>", 0, 0 };
-void init_tokens(void)
+static int last_id;
+
+static symbol_t *intern_register_token(token_type_t id, const char *string)
{
- symbol_t *symbol;
- int last_id = -2;
+ assert(0 <= id && id < T_LAST_TOKEN);
+ symbol_t *symbol = symbol_table_insert(string);
+ if (token_symbols[id] == NULL)
+ token_symbols[id] = symbol;
+ return symbol;
+}
- memset(token_symbols, 0, T_LAST_TOKEN * sizeof(token_symbols[0]));
- memset(pp_token_symbols, 0, TP_LAST_TOKEN * sizeof(pp_token_symbols[0]));
+static symbol_t *intern_register_pp_token(preprocessor_token_type_t id, const char *string)
+{
+ assert(0 <= id && id < TP_LAST_TOKEN);
+ symbol_t *symbol = symbol_table_insert(string);
+ if (pp_token_symbols[id] == NULL)
+ pp_token_symbols[id] = symbol;
+ return symbol;
+}
-#define T(mode,x,str,val) \
- if (T_##x > 255) { \
- assert(T_##x >= last_id); \
- last_id = T_##x; \
- } \
- if (c_mode & (mode)) { \
- assert(T_##x >= 0 && T_##x < T_LAST_TOKEN); \
- symbol = symbol_table_insert(str); \
- symbol->ID = T_##x; \
- if (token_symbols[T_##x] == NULL) \
- token_symbols[T_##x] = symbol; \
+static void register_token(unsigned mode, token_type_t id, const char *string)
+{
+ if (id > 255) {
+ assert(id >= last_id);
+ last_id = id;
}
+ if (c_mode & mode) {
+ symbol_t *symbol = intern_register_token(id, string);
+ symbol->ID = id;
+ }
+}
-#define TS(x,str,val) \
- assert(T_##x >= 0 && T_##x < T_LAST_TOKEN); \
- symbol = symbol_table_insert(str); \
- if (token_symbols[T_##x] == NULL) \
- token_symbols[T_##x] = symbol; \
+static void register_pp_token(unsigned mode, token_type_t id,
+ const char *string)
+{
+ if (! (c_mode & mode))
+ return;
-#include "tokens.inc"
+ symbol_t *symbol = intern_register_pp_token(id, string);
+ symbol->pp_ID = id;
+}
-#undef TS
-#undef T
+void init_tokens(void)
+{
+ memset(token_symbols, 0, T_LAST_TOKEN * sizeof(token_symbols[0]));
+ memset(pp_token_symbols, 0, TP_LAST_TOKEN * sizeof(pp_token_symbols[0]));
-#define T(mode,x,str,val) \
- if (c_mode & (mode)) { \
- assert(TP_##x >= 0 && TP_##x < TP_LAST_TOKEN); \
- symbol = symbol_table_insert(str); \
- symbol->pp_ID = TP_##x; \
- if (pp_token_symbols[TP_##x] == NULL) \
- pp_token_symbols[TP_##x] = symbol; \
- }
+ last_id = -2;
-#define TS(x,str,val) \
- assert(TP_##x >= 0 && TP_##x < T_LAST_TOKEN); \
- symbol = symbol_table_insert(str); \
- if (pp_token_symbols[TP_##x] == NULL) \
- pp_token_symbols[TP_##x] = symbol;
+#define T(mode,x,str,val) register_token(mode, T_##x, str);
+#define TS(x,str,val) intern_register_token(T_##x, str);
+#include "tokens.inc"
+#undef TS
+#undef T
+#define T(mode,x,str,val) register_pp_token(mode, TP_##x, str);
+#define TS(x,str,val) intern_register_pp_token(TP_##x, str);
#include "tokens_preprocessor.inc"
-
+#undef TS
#undef T
}
}
}
+symbol_t *get_token_symbol(const token_t *token)
+{
+ return token_symbols[token->type];
+}
+
+static void print_stringrep(const string_t *string, FILE *f)
+{
+ for (size_t i = 0; i < string->size; ++i) {
+ fputc(string->begin[i], f);
+ }
+}
+
void print_token(FILE *f, const token_t *token)
{
switch(token->type) {
case T_IDENTIFIER:
- fprintf(f, "identifier '%s'", token->v.symbol->string);
+ fprintf(f, "identifier '%s'", token->symbol->string);
break;
case T_INTEGER:
- fprintf(f, "integer number '%lld'", token->v.intvalue);
- break;
+ case T_INTEGER_OCTAL:
+ case T_INTEGER_HEXADECIMAL:
case T_FLOATINGPOINT:
- fprintf(f, "floating-point number '%LF'", token->v.floatvalue);
+ case T_FLOATINGPOINT_HEXADECIMAL:
+ print_token_type(f, (token_type_t)token->type);
+ fputs(" '", f);
+ print_stringrep(&token->literal, f);
+ if (token->symbol != NULL)
+ fputs(token->symbol->string, f);
+ fputc('\'', f);
break;
+ case T_WIDE_STRING_LITERAL:
case T_STRING_LITERAL:
- fprintf(f, "string \"%s\"", token->v.string.begin);
+ print_token_type(f, (token_type_t)token->type);
+ fprintf(f, " \"%s\"", token->literal.begin);
+ break;
+ case T_CHARACTER_CONSTANT:
+ case T_WIDE_CHARACTER_CONSTANT:
+ print_token_type(f, (token_type_t)token->type);
+ fputs(" \'", f);
+ print_stringrep(&token->literal, f);
+ fputs("'", f);
break;
default:
fputc('\'', f);
{
switch((preprocessor_token_type_t) token->type) {
case TP_IDENTIFIER:
- fprintf(f, "identifier '%s'", token->v.symbol->string);
+ fprintf(f, "identifier '%s'", token->symbol->string);
break;
case TP_NUMBER:
- fprintf(f, "number '%s'", token->v.string.begin);
+ fprintf(f, "number '%s'", token->literal.begin);
break;
case TP_STRING_LITERAL:
- fprintf(f, "string \"%s\"", token->v.string.begin);
+ fprintf(f, "string \"%s\"", token->literal.begin);
break;
default:
print_pp_token_type(f, (preprocessor_token_type_t) token->type);
projects / cparser / blobdiff