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3d6f7931 | 1 | /* Pragma related interfaces. |
d4ff96d5 | 2 | Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
3ef42a0c | 3 | Free Software Foundation, Inc. |
3d6f7931 | 4 | |
1322177d | 5 | This file is part of GCC. |
3d6f7931 | 6 | |
1322177d LB |
7 | GCC is free software; you can redistribute it and/or modify it under |
8 | the terms of the GNU General Public License as published by the Free | |
9 | Software Foundation; either version 2, or (at your option) any later | |
10 | version. | |
3d6f7931 | 11 | |
1322177d LB |
12 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 | for more details. | |
3d6f7931 MM |
16 | |
17 | You should have received a copy of the GNU General Public License | |
1322177d LB |
18 | along with GCC; see the file COPYING. If not, write to the Free |
19 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
20 | 02111-1307, USA. */ | |
3d6f7931 | 21 | |
88657302 RH |
22 | #ifndef GCC_C_PRAGMA_H |
23 | #define GCC_C_PRAGMA_H | |
f09db6e0 | 24 | |
f4086145 BI |
25 | #include <cpplib.h> /* For enum cpp_ttype. */ |
26 | ||
81a75f0f NB |
27 | /* Cause the `yydebug' variable to be defined. */ |
28 | #define YYDEBUG 1 | |
29 | extern int yydebug; | |
30 | ||
81a75f0f NB |
31 | extern struct cpp_reader* parse_in; |
32 | ||
daefd78b | 33 | #define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK |
3d6f7931 | 34 | |
1e0343dd | 35 | #ifdef HANDLE_SYSV_PRAGMA |
e2af664c NC |
36 | /* We always support #pragma pack for SYSV pragmas. */ |
37 | #ifndef HANDLE_PRAGMA_PACK | |
38 | #define HANDLE_PRAGMA_PACK 1 | |
39 | #endif | |
40 | #endif /* HANDLE_SYSV_PRAGMA */ | |
41 | ||
42 | ||
43 | #ifdef HANDLE_PRAGMA_PACK_PUSH_POP | |
44 | /* If we are supporting #pragma pack(push... then we automatically | |
45 | support #pragma pack(<n>) */ | |
46 | #define HANDLE_PRAGMA_PACK 1 | |
e2af664c NC |
47 | #endif /* HANDLE_PRAGMA_PACK_PUSH_POP */ |
48 | ||
d7afec4b ND |
49 | /* It's safe to always leave visibility pragma enabled as if |
50 | visibility is not supported on the host OS platform the | |
51 | statements are ignored. */ | |
52 | #define HANDLE_PRAGMA_VISIBILITY 1 | |
53 | ||
5055d3a3 | 54 | extern void init_pragma (void); |
f09db6e0 | 55 | |
b5b3e36a | 56 | /* Front-end wrappers for pragma registration to avoid dragging |
c58b209a | 57 | cpplib.h in almost everywhere. */ |
f55ade6e AJ |
58 | extern void c_register_pragma (const char *, const char *, |
59 | void (*) (struct cpp_reader *)); | |
b5b3e36a DJ |
60 | extern void c_register_pragma_with_expansion (const char *, const char *, |
61 | void (*) (struct cpp_reader *)); | |
5055d3a3 | 62 | extern void maybe_apply_pragma_weak (tree); |
86f029aa | 63 | extern void maybe_apply_pending_pragma_weaks (void); |
5055d3a3 AJ |
64 | extern tree maybe_apply_renaming_pragma (tree, tree); |
65 | extern void add_to_renaming_pragma_list (tree, tree); | |
ecb0eece | 66 | |
f4086145 | 67 | extern enum cpp_ttype c_lex (tree *); |
6037d88d | 68 | extern enum cpp_ttype c_lex_with_flags (tree *, location_t *, unsigned char *); |
81a75f0f | 69 | |
0173bb6f AO |
70 | /* If 1, then lex strings into the execution character set. |
71 | If 0, lex strings into the host character set. | |
72 | If -1, lex both, and chain them together, such that the former | |
73 | is the TREE_CHAIN of the latter. */ | |
74 | extern int c_lex_string_translate; | |
21526606 | 75 | |
c162c75e MA |
76 | /* If true, strings should be passed to the caller of c_lex completely |
77 | unmolested (no concatenation, no translation). */ | |
78 | extern bool c_lex_return_raw_strings; | |
79 | ||
88657302 | 80 | #endif /* GCC_C_PRAGMA_H */ |