/* scan.h - Utility declarations for scan-decls and fix-header programs. Copyright (C) 1993, 1998, 1999 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 2, 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; if not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #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); #ifndef _PARAMS #if defined(ANSI_PROTOTYPES) || defined(__cplusplus) #define _PARAMS(args) args #else #define _PARAMS(args) () #endif #endif struct partial_proto; struct fn_decl { const char *fname; const char *rtype; const char *params; struct partial_proto *partial; }; extern int lineno; extern void sstring_append _PARAMS((sstring *, sstring *)); extern void make_sstring_space _PARAMS((sstring *, int)); extern int skip_spaces _PARAMS((FILE *, int)); extern int scan_ident _PARAMS((FILE *, sstring *, int)); extern int scan_string _PARAMS((FILE *, sstring *, int)); extern int read_upto _PARAMS((FILE *, sstring *, int)); extern unsigned long hash _PARAMS((const char *)); extern void recognized_function _PARAMS((char *, int, int, char *, int, int, char *, int)); extern void recognized_extern _PARAMS((char *, int, char *, int)); /* 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 _PARAMS ((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;