| Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 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, _acpi_module_name). 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 | /* GCC supports __VA_ARGS__ in macros */ |
| 79 | |
| 80 | #define COMPILER_VA_MACRO 1 |
| 81 | |
| 82 | #endif /* __ACGCC_H__ */ |