acgcc.h revision 281075 
1/******************************************************************************
2 *
3 * Name: acgcc.h - GCC specific defines, etc.
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2015, Intel Corp.
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
47#define ACPI_INLINE             __inline__
48
49/* Function name is used for debug output. Non-ANSI, compiler-dependent */
50
51#define ACPI_GET_FUNCTION_NAME          __func__
52
53/*
54 * This macro is used to tag functions as "printf-like" because
55 * some compilers (like GCC) can catch printf format string problems.
56 */
57#define ACPI_PRINTF_LIKE(c) __attribute__ ((__format__ (__printf__, c, c+1)))
58
59/*
60 * Some compilers complain about unused variables. Sometimes we don't want to
61 * use all the variables (for example, _AcpiModuleName). This allows us
62 * to tell the compiler warning in a per-variable manner that a variable
63 * is unused.
64 */
65#define ACPI_UNUSED_VAR __attribute__ ((unused))
66
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
78#endif /* __ACGCC_H__ */
79