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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 | 18 | along with GCC; see the file COPYING. If not, write to the Free |
366ccddb KC |
19 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
20 | 02110-1301, 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 | ||
bc4071dd | 27 | /* Pragma identifiers built in to the front end parsers. Identifiers |
c0220ea4 | 28 | for ancillary handlers will follow these. */ |
bc4071dd RH |
29 | typedef enum pragma_kind { |
30 | PRAGMA_NONE = 0, | |
31 | ||
953ff289 DN |
32 | PRAGMA_OMP_ATOMIC, |
33 | PRAGMA_OMP_BARRIER, | |
34 | PRAGMA_OMP_CRITICAL, | |
35 | PRAGMA_OMP_FLUSH, | |
36 | PRAGMA_OMP_FOR, | |
37 | PRAGMA_OMP_MASTER, | |
38 | PRAGMA_OMP_ORDERED, | |
39 | PRAGMA_OMP_PARALLEL, | |
40 | PRAGMA_OMP_PARALLEL_FOR, | |
41 | PRAGMA_OMP_PARALLEL_SECTIONS, | |
42 | PRAGMA_OMP_SECTION, | |
43 | PRAGMA_OMP_SECTIONS, | |
44 | PRAGMA_OMP_SINGLE, | |
45 | PRAGMA_OMP_THREADPRIVATE, | |
46 | ||
bc4071dd RH |
47 | PRAGMA_GCC_PCH_PREPROCESS, |
48 | ||
49 | PRAGMA_FIRST_EXTERNAL | |
50 | } pragma_kind; | |
51 | ||
81a75f0f NB |
52 | /* Cause the `yydebug' variable to be defined. */ |
53 | #define YYDEBUG 1 | |
54 | extern int yydebug; | |
55 | ||
81a75f0f NB |
56 | extern struct cpp_reader* parse_in; |
57 | ||
daefd78b | 58 | #define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK |
3d6f7931 | 59 | |
1e0343dd | 60 | #ifdef HANDLE_SYSV_PRAGMA |
e2af664c NC |
61 | /* We always support #pragma pack for SYSV pragmas. */ |
62 | #ifndef HANDLE_PRAGMA_PACK | |
63 | #define HANDLE_PRAGMA_PACK 1 | |
64 | #endif | |
65 | #endif /* HANDLE_SYSV_PRAGMA */ | |
66 | ||
67 | ||
68 | #ifdef HANDLE_PRAGMA_PACK_PUSH_POP | |
69 | /* If we are supporting #pragma pack(push... then we automatically | |
70 | support #pragma pack(<n>) */ | |
71 | #define HANDLE_PRAGMA_PACK 1 | |
e2af664c NC |
72 | #endif /* HANDLE_PRAGMA_PACK_PUSH_POP */ |
73 | ||
d7afec4b ND |
74 | /* It's safe to always leave visibility pragma enabled as if |
75 | visibility is not supported on the host OS platform the | |
76 | statements are ignored. */ | |
77 | #define HANDLE_PRAGMA_VISIBILITY 1 | |
0ed5edac JM |
78 | extern void push_visibility (const char *); |
79 | extern void pop_visibility (void); | |
d7afec4b | 80 | |
5055d3a3 | 81 | extern void init_pragma (void); |
f09db6e0 | 82 | |
bc4071dd RH |
83 | /* Front-end wrappers for pragma registration. */ |
84 | typedef void (*pragma_handler)(struct cpp_reader *); | |
85 | extern void c_register_pragma (const char *, const char *, pragma_handler); | |
b5b3e36a | 86 | extern void c_register_pragma_with_expansion (const char *, const char *, |
bc4071dd RH |
87 | pragma_handler); |
88 | extern void c_invoke_pragma_handler (unsigned int); | |
89 | ||
5055d3a3 | 90 | extern void maybe_apply_pragma_weak (tree); |
86f029aa | 91 | extern void maybe_apply_pending_pragma_weaks (void); |
5055d3a3 AJ |
92 | extern tree maybe_apply_renaming_pragma (tree, tree); |
93 | extern void add_to_renaming_pragma_list (tree, tree); | |
ecb0eece | 94 | |
75ce3d48 | 95 | extern enum cpp_ttype pragma_lex (tree *); |
bc4071dd RH |
96 | |
97 | /* This is not actually available to pragma parsers. It's merely a | |
98 | convenient location to declare this function for c-lex, after | |
99 | having enum cpp_ttype declared. */ | |
6037d88d | 100 | extern enum cpp_ttype c_lex_with_flags (tree *, location_t *, unsigned char *); |
81a75f0f | 101 | |
0173bb6f AO |
102 | /* If 1, then lex strings into the execution character set. |
103 | If 0, lex strings into the host character set. | |
104 | If -1, lex both, and chain them together, such that the former | |
105 | is the TREE_CHAIN of the latter. */ | |
106 | extern int c_lex_string_translate; | |
21526606 | 107 | |
c162c75e MA |
108 | /* If true, strings should be passed to the caller of c_lex completely |
109 | unmolested (no concatenation, no translation). */ | |
110 | extern bool c_lex_return_raw_strings; | |
111 | ||
88657302 | 112 | #endif /* GCC_C_PRAGMA_H */ |