c-pragma.h revision 18334 
1/* Pragma related interfaces.
2   Copyright (C) 1995 Free Software Foundation, Inc.
3
4This file is part of GNU CC.
5
6GNU CC is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 2, or (at your option)
9any later version.
10
11GNU CC is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with GNU CC; see the file COPYING.  If not, write to
18the Free Software Foundation, 59 Temple Place - Suite 330,
19Boston, MA 02111-1307, USA.  */
20
21/* Support #pragma weak iff ASM_WEAKEN_LABEL and ASM_OUTPUT_DEF are
22   defined.  */
23#if defined (ASM_WEAKEN_LABEL) && defined (ASM_OUTPUT_DEF)
24#define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK
25#endif
26
27enum pragma_state
28{
29  ps_start,
30  ps_done,
31  ps_bad,
32  ps_weak,
33  ps_name,
34  ps_equals,
35  ps_value,
36  ps_pack,
37  ps_left,
38  ps_align,
39  ps_right
40};
41
42/* Output asm to handle ``#pragma weak'' */
43extern void handle_pragma_weak PROTO((enum pragma_state, char *, char *));
44
45/* Handle a C style pragma */
46extern void handle_pragma_token PROTO((char *, tree));
47