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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [gengtype.h] - Rev 604
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/* Process source files and output type information. Copyright (C) 2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #ifndef GCC_GENGTYPE_H #define GCC_GENGTYPE_H /* A file position, mostly for error messages. The FILE element may be compared using pointer equality. */ struct fileloc { const char *file; int line; }; /* Data types handed around within, but opaque to, the lexer and parser. */ typedef struct pair *pair_p; typedef struct type *type_p; typedef const struct type *const_type_p; typedef struct options *options_p; /* Variables used to communicate between the lexer and the parser. */ extern int lexer_toplevel_done; extern struct fileloc lexer_line; /* Print an error message. */ extern void error_at_line (struct fileloc *pos, const char *msg, ...) ATTRIBUTE_PRINTF_2; /* Like asprintf, but calls fatal() on out of memory. */ extern char *xasprintf(const char *, ...) ATTRIBUTE_PRINTF_1; /* Constructor routines for types. */ extern void do_typedef (const char *s, type_p t, struct fileloc *pos); extern void do_scalar_typedef (const char *s, struct fileloc *pos); extern type_p resolve_typedef (const char *s, struct fileloc *pos); extern type_p new_structure (const char *name, int isunion, struct fileloc *pos, pair_p fields, options_p o); extern type_p find_structure (const char *s, int isunion); extern type_p create_scalar_type (const char *name); extern type_p create_pointer (type_p t); extern type_p create_array (type_p t, const char *len); extern options_p create_option (options_p, const char *name, const void *info); extern options_p create_nested_ptr_option (options_p, type_p t, const char *from, const char *to); extern pair_p create_field_at (pair_p next, type_p type, const char *name, options_p opt, struct fileloc *pos); extern pair_p nreverse_pairs (pair_p list); extern type_p adjust_field_type (type_p, options_p); extern void note_variable (const char *s, type_p t, options_p o, struct fileloc *pos); extern void note_def_vec (const char *type_name, bool is_scalar, struct fileloc *pos); extern void note_def_vec_alloc (const char *type, const char *astrat, struct fileloc *pos); /* Lexer and parser routines. */ extern int yylex (const char **yylval); extern void yybegin (const char *fname); extern void yyend (void); extern void parse_file (const char *name); extern bool hit_error; /* Token codes. */ enum { EOF_TOKEN = 0, /* Per standard convention, codes in the range (0, UCHAR_MAX] represent single characters with those character codes. */ CHAR_TOKEN_OFFSET = UCHAR_MAX + 1, GTY_TOKEN = CHAR_TOKEN_OFFSET, TYPEDEF, EXTERN, STATIC, UNION, STRUCT, ENUM, VEC_TOKEN, DEFVEC_OP, DEFVEC_I, DEFVEC_ALLOC, ELLIPSIS, PTR_ALIAS, NESTED_PTR, PARAM_IS, NUM, SCALAR, ID, STRING, CHAR, ARRAY, /* print_token assumes that any token >= FIRST_TOKEN_WITH_VALUE may have a meaningful value to be printed. */ FIRST_TOKEN_WITH_VALUE = PARAM_IS }; #endif
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