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1da177e4 LT |
1 | /****************************************************************************** |
2 | * | |
3 | * Name: acgcc.h - GCC specific defines, etc. | |
4 | * | |
5 | *****************************************************************************/ | |
6 | ||
7 | /* | |
c8100dc4 | 8 | * Copyright (C) 2000 - 2016, Intel Corp. |
1da177e4 LT |
9 | * All rights reserved. |
10 | * | |
11 | * Redistribution and use in source and binary forms, with or without | |
12 | * modification, are permitted provided that the following conditions | |
13 | * are met: | |
14 | * 1. Redistributions of source code must retain the above copyright | |
15 | * notice, this list of conditions, and the following disclaimer, | |
16 | * without modification. | |
17 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer | |
18 | * substantially similar to the "NO WARRANTY" disclaimer below | |
19 | * ("Disclaimer") and any redistribution must be conditioned upon | |
20 | * including a substantially similar Disclaimer requirement for further | |
21 | * binary redistribution. | |
22 | * 3. Neither the names of the above-listed copyright holders nor the names | |
23 | * of any contributors may be used to endorse or promote products derived | |
24 | * from this software without specific prior written permission. | |
25 | * | |
26 | * Alternatively, this software may be distributed under the terms of the | |
27 | * GNU General Public License ("GPL") version 2 as published by the Free | |
28 | * Software Foundation. | |
29 | * | |
30 | * NO WARRANTY | |
31 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
32 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
33 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR | |
34 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
35 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
36 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
37 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
38 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
39 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
40 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
41 | * POSSIBILITY OF SUCH DAMAGES. | |
42 | */ | |
43 | ||
44 | #ifndef __ACGCC_H__ | |
45 | #define __ACGCC_H__ | |
46 | ||
8f40f171 LM |
47 | #define ACPI_INLINE __inline__ |
48 | ||
f9f4601f RM |
49 | /* Function name is used for debug output. Non-ANSI, compiler-dependent */ |
50 | ||
d5c003b4 | 51 | #define ACPI_GET_FUNCTION_NAME __func__ |
f9f4601f | 52 | |
b8e4d893 BM |
53 | /* |
54 | * This macro is used to tag functions as "printf-like" because | |
1da177e4 LT |
55 | * some compilers (like GCC) can catch printf format string problems. |
56 | */ | |
b8e4d893 | 57 | #define ACPI_PRINTF_LIKE(c) __attribute__ ((__format__ (__printf__, c, c+1))) |
1da177e4 | 58 | |
b8e4d893 BM |
59 | /* |
60 | * Some compilers complain about unused variables. Sometimes we don't want to | |
f9f4601f | 61 | * use all the variables (for example, _acpi_module_name). This allows us |
fd589a8f | 62 | * to tell the compiler warning in a per-variable manner that a variable |
1da177e4 LT |
63 | * is unused. |
64 | */ | |
65 | #define ACPI_UNUSED_VAR __attribute__ ((unused)) | |
66 | ||
7ed82326 BM |
67 | /* |
68 | * Some versions of gcc implement strchr() with a buggy macro. So, | |
69 | * undef it here. Prevents error messages of this form (usually from the | |
70 | * file getopt.c): | |
71 | * | |
72 | * error: logical '&&' with non-zero constant will always evaluate as true | |
73 | */ | |
74 | #ifdef strchr | |
75 | #undef strchr | |
76 | #endif | |
77 | ||
7b09d8fd LZ |
78 | /* GCC supports __VA_ARGS__ in macros */ |
79 | ||
80 | #define COMPILER_VA_MACRO 1 | |
81 | ||
4be44fcd | 82 | #endif /* __ACGCC_H__ */ |