git://gcc.gnu.org / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 7936052f PB |
1 | /* scan.h - Utility declarations for scan-decls and patch-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, 675 Mass Ave, Cambridge, MA 02139, 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((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; |