[8833] | 1 | /* scan.h - Utility declarations for scan-decls and fix-header programs. |
---|
| 2 | Copyright (C) 1993 Free Software Foundation, Inc. |
---|
| 3 | |
---|
| 4 | This program is free software; you can redistribute it and/or modify it |
---|
| 5 | under the terms of the GNU General Public License as published by the |
---|
| 6 | Free Software Foundation; either version 2, or (at your option) any |
---|
| 7 | later version. |
---|
| 8 | |
---|
| 9 | This program is distributed in the hope that it will be useful, |
---|
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
| 12 | GNU General Public License for more details. |
---|
| 13 | |
---|
| 14 | You should have received a copy of the GNU General Public License |
---|
| 15 | along with this program; if not, write to the Free Software |
---|
| 16 | Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
---|
| 17 | |
---|
| 18 | #include <stdio.h> |
---|
| 19 | |
---|
| 20 | typedef struct sstring |
---|
| 21 | { |
---|
| 22 | char *base; |
---|
| 23 | char *ptr; |
---|
| 24 | char *limit; |
---|
| 25 | } sstring; |
---|
| 26 | |
---|
| 27 | #define INIT_SSTRING(STR) ((STR)->base = 0, (STR)->ptr = 0, (STR)->limit = 0) |
---|
| 28 | #define FREE_SSTRING(STR) do { if ((STR)->base) free (STR)->base; } while(0) |
---|
| 29 | #define SSTRING_PUT(STR, C) do {\ |
---|
| 30 | if ((STR)->limit <= (STR)->ptr) make_sstring_space (STR, 1); \ |
---|
| 31 | *(STR)->ptr++ = (C); } while (0) |
---|
| 32 | #define SSTRING_LENGTH(STR) ((STR)->ptr - (STR)->base) |
---|
| 33 | #define MAKE_SSTRING_SPACE(STR, COUNT) \ |
---|
| 34 | if ((STR)->limit - (STR)->ptr < (COUNT)) make_sstring_space (STR, COUNT); |
---|
| 35 | |
---|
| 36 | #ifndef _PARAMS |
---|
| 37 | #if defined(__STDC__) || defined(__cplusplus) |
---|
| 38 | #define _PARAMS(args) args |
---|
| 39 | #else |
---|
| 40 | #define _PARAMS(args) () |
---|
| 41 | #endif |
---|
| 42 | #endif |
---|
| 43 | |
---|
| 44 | struct partial_proto; |
---|
| 45 | struct fn_decl |
---|
| 46 | { |
---|
| 47 | char *fname; |
---|
| 48 | char *rtype; |
---|
| 49 | char *params; |
---|
| 50 | struct partial_proto *partial; |
---|
| 51 | }; |
---|
| 52 | |
---|
| 53 | extern int lineno; |
---|
| 54 | extern void sstring_append _PARAMS((sstring*, sstring*)); |
---|
| 55 | extern void make_sstring_space _PARAMS((sstring*, int)); |
---|
| 56 | extern int skip_spaces _PARAMS((FILE*, int)); |
---|
| 57 | extern int scan_ident _PARAMS((FILE *, sstring *, int)); |
---|
| 58 | extern int scan_string _PARAMS((FILE*, sstring *, int)); |
---|
| 59 | extern int read_upto _PARAMS((FILE*, sstring*, int)); |
---|
| 60 | extern char *xmalloc _PARAMS((unsigned)); |
---|
| 61 | extern char *xrealloc _PARAMS((char *, unsigned)); |
---|
| 62 | extern unsigned long hash _PARAMS((const char*)); |
---|
| 63 | |
---|
| 64 | /* get_token is a simple C lexer. */ |
---|
| 65 | #define IDENTIFIER_TOKEN 300 |
---|
| 66 | #define CHAR_TOKEN 301 |
---|
| 67 | #define STRING_TOKEN 302 |
---|
| 68 | #define INT_TOKEN 303 |
---|
| 69 | extern int get_token _PARAMS ((FILE*, sstring*)); |
---|
| 70 | |
---|
| 71 | /* Current file and line numer, taking #-directives into account */ |
---|
| 72 | extern int source_lineno; |
---|
| 73 | extern sstring source_filename; |
---|
| 74 | /* Current physical line number */ |
---|
| 75 | extern int lineno; |
---|