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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [scan.h] - Rev 816
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/* scan.h - Utility declarations for scan-decls and fix-header programs. Copyright (C) 1993, 1998, 1999, 2003, 2004, 2007 Free Software Foundation, Inc. This program 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. This program 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 this program; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #include <stdio.h> typedef struct sstring { char *base; char *ptr; char *limit; } sstring; #define INIT_SSTRING(STR) ((STR)->base = 0, (STR)->ptr = 0, (STR)->limit = 0) #define FREE_SSTRING(STR) do { if ((STR)->base) free (STR)->base; } while(0) #define SSTRING_PUT(STR, C) do {\ if ((STR)->limit <= (STR)->ptr) make_sstring_space (STR, 1); \ *(STR)->ptr++ = (C); } while (0) #define SSTRING_LENGTH(STR) ((STR)->ptr - (STR)->base) #define MAKE_SSTRING_SPACE(STR, COUNT) \ if ((STR)->limit - (STR)->ptr < (COUNT)) make_sstring_space (STR, COUNT); struct partial_proto; struct fn_decl { const char *fname; const char *rtype; const char *params; struct partial_proto *partial; }; struct cpp_token; extern void sstring_append (sstring *, sstring *); extern void make_sstring_space (sstring *, int); extern int skip_spaces (FILE *, int); extern int scan_ident (FILE *, sstring *, int); extern int scan_string (FILE *, sstring *, int); extern int read_upto (FILE *, sstring *, int); extern unsigned long hash (const char *); extern void recognized_function (const struct cpp_token *, unsigned int, int, int); extern void recognized_extern (const struct cpp_token *); extern unsigned int hashstr (const char *, unsigned int); extern int scan_decls (struct cpp_reader *, int, char **); /* get_token is a simple C lexer. */ #define IDENTIFIER_TOKEN 300 #define CHAR_TOKEN 301 #define STRING_TOKEN 302 #define INT_TOKEN 303 extern int get_token (FILE *, sstring *); /* Current file and line numer, taking #-directives into account */ extern int source_lineno; extern sstring source_filename; /* Current physical line number */ extern int lineno; extern struct line_maps line_table;