/******************************************************************************
 *
 * Name: accygwin.h - OS specific defines, etc. for cygwin environment
 *
 *****************************************************************************/

/*
 * Copyright (C) 2000 - 2019, Intel Corp.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions, and the following disclaimer,
 *    without modification.
 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
 *    substantially similar to the "NO WARRANTY" disclaimer below
 *    ("Disclaimer") and any redistribution must be conditioned upon
 *    including a substantially similar Disclaimer requirement for further
 *    binary redistribution.
 * 3. Neither the names of the above-listed copyright holders nor the names
 *    of any contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * Alternatively, this software may be distributed under the terms of the
 * GNU General Public License ("GPL") version 2 as published by the Free
 * Software Foundation.
 *
 * NO WARRANTY
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGES.
 */

#ifndef __ACCYGWIN_H__
#define __ACCYGWIN_H__

/*
 * ACPICA configuration
 */
#define ACPI_USE_STANDARD_HEADERS
#define ACPI_USE_SYSTEM_CLIBRARY
#define ACPI_USE_DO_WHILE_0
#define ACPI_FLUSH_CPU_CACHE()

/*
 * This is needed since sem_timedwait does not appear to work properly
 * on cygwin (always hangs forever).
 */
#define ACPI_USE_ALTERNATE_TIMEOUT


#ifdef ACPI_USE_STANDARD_HEADERS
#include <unistd.h>
#endif

#if defined(__ia64__) || defined(__x86_64__)
#define ACPI_MACHINE_WIDTH          64
#define COMPILER_DEPENDENT_INT64    long
#define COMPILER_DEPENDENT_UINT64   unsigned long
#else
#define ACPI_MACHINE_WIDTH          32
#define COMPILER_DEPENDENT_INT64    long long
#define COMPILER_DEPENDENT_UINT64   unsigned long long
#define ACPI_USE_NATIVE_DIVIDE
#define ACPI_USE_NATIVE_MATH64
#endif

#ifndef __cdecl
#define __cdecl
#endif

#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) if (GLptr) Acq=1; else Acq=0;
#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Pending) Pending = 1

/* On Cygwin, pthread_t is a pointer */

#define ACPI_CAST_PTHREAD_T(pthread) ((ACPI_THREAD_ID) ACPI_TO_INTEGER (pthread))


/*
 * The vsnprintf/snprintf functions are defined by c99, but cygwin/gcc
 * does not enable this prototype when the -ansi flag is set. Also related
 * to __STRICT_ANSI__. So, we just declare the prototype here.
 */
int
vsnprintf (char *s, size_t n, const char *format, va_list ap);

int
snprintf (char *s, size_t n, const char *format, ...);

#endif /* __ACCYGWIN_H__ */
