1 /******************************************************************************
2  *
3  * Name: accygwin.h - OS specific defines, etc. for cygwin environment
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2022, 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 MERCHANTABILITY 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 __ACCYGWIN_H__
45 #define __ACCYGWIN_H__
46 
47 /*
48  * ACPICA configuration
49  */
50 #define ACPI_USE_STANDARD_HEADERS
51 #define ACPI_USE_SYSTEM_CLIBRARY
52 #define ACPI_USE_DO_WHILE_0
53 #define ACPI_FLUSH_CPU_CACHE()
54 
55 /*
56  * This is needed since sem_timedwait does not appear to work properly
57  * on cygwin (always hangs forever).
58  */
59 #define ACPI_USE_ALTERNATE_TIMEOUT
60 
61 
62 #ifdef ACPI_USE_STANDARD_HEADERS
63 #include <unistd.h>
64 #endif
65 
66 #if defined(__ia64__) || defined(__x86_64__)
67 #define ACPI_MACHINE_WIDTH          64
68 #define COMPILER_DEPENDENT_INT64    long
69 #define COMPILER_DEPENDENT_UINT64   unsigned long
70 #else
71 #define ACPI_MACHINE_WIDTH          32
72 #define COMPILER_DEPENDENT_INT64    long long
73 #define COMPILER_DEPENDENT_UINT64   unsigned long long
74 #define ACPI_USE_NATIVE_DIVIDE
75 #define ACPI_USE_NATIVE_MATH64
76 #endif
77 
78 #ifndef __cdecl
79 #define __cdecl
80 #endif
81 
82 #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) if (GLptr) Acq=1; else Acq=0;
83 #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Pending) Pending = 1
84 
85 /* On Cygwin, pthread_t is a pointer */
86 
87 #define ACPI_CAST_PTHREAD_T(pthread) ((ACPI_THREAD_ID) ACPI_TO_INTEGER (pthread))
88 
89 
90 /*
91  * The vsnprintf/snprintf functions are defined by c99, but cygwin/gcc
92  * does not enable this prototype when the -ansi flag is set. Also related
93  * to __STRICT_ANSI__. So, we just declare the prototype here.
94  */
95 int
96 vsnprintf (char *s, size_t n, const char *format, va_list ap);
97 
98 int
99 snprintf (char *s, size_t n, const char *format, ...);
100 
101 #endif /* __ACCYGWIN_H__ */
102