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- /* scan.h - Utility declarations for scan-decls and fix-header programs.
- Copyright (C) 1993 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, 675 Mass Ave, Cambridge, MA 02139, 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(__STDC__) || defined(__cplusplus)
- #define _PARAMS(args) args
- #else
- #define _PARAMS(args) ()
- #endif
- #endif
-
- struct partial_proto;
- struct fn_decl
- {
- char *fname;
- char *rtype;
- 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 char *xmalloc _PARAMS((unsigned));
- extern char *xrealloc _PARAMS((char *, unsigned));
- extern unsigned long hash _PARAMS((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 _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;
-