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/*

* Copyright (C) the libgit2 contributors. All rights reserved.

*

* This file is part of libgit2, distributed under the GNU GPL v2 with

* a Linking Exception. For full terms see the included COPYING file.

*/

#ifndef INCLUDE_cc_compat_h__

#define INCLUDE_cc_compat_h__

#include <stdarg.h>

/*

* See if our compiler is known to support flexible array members.

*/

#ifndef GIT_FLEX_ARRAY

# if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)

# define GIT_FLEX_ARRAY /* empty */

# elif defined(__GNUC__)

# if (__GNUC__ >= 3)

# define GIT_FLEX_ARRAY /* empty */

# else

# define GIT_FLEX_ARRAY 0 /* older GNU extension */

# endif

# endif

/* Default to safer but a bit wasteful traditional style */

# ifndef GIT_FLEX_ARRAY

# define GIT_FLEX_ARRAY 1

# endif

#endif

#ifdef __GNUC__

# define GIT_TYPEOF(x) (__typeof__(x))

#else

# define GIT_TYPEOF(x)

#endif

#if defined(__GNUC__)

# define GIT_ALIGN(x,size) x __attribute__ ((aligned(size)))

#elif defined(_MSC_VER)

# define GIT_ALIGN(x,size) __declspec(align(size)) x

#else

# define GIT_ALIGN(x,size) x

#endif

#define GIT_UNUSED(x) ((void)(x))

/* Define the printf format specifer to use for size_t output */

#if defined(_MSC_VER) || defined(__MINGW32__)

# define PRIuZ "Iu"

# define PRIxZ "Ix"

# define PRIdZ "Id"

#else

# define PRIuZ "zu"

# define PRIxZ "zx"

# define PRIdZ "zd"

#endif

/* Micosoft Visual C/C++ */

#if defined(_MSC_VER)

/* disable "deprecated function" warnings */

# pragma warning ( disable : 4996 )

/* disable "conditional expression is constant" level 4 warnings */

# pragma warning ( disable : 4127 )

#endif

#if defined (_MSC_VER)

typedef unsigned char bool;

# ifndef true

# define true 1

# endif

# ifndef false

# define false 0

# endif

#else

# include <stdbool.h>

#endif

#ifndef va_copy

# ifdef __va_copy

# define va_copy(dst, src) __va_copy(dst, src)

# else

# define va_copy(dst, src) ((dst) = (src))

# endif

#endif

#endif