barrier/lib/base/common.h

#ifndef COMMON_H
#define COMMON_H

// this file should be included, directly or indirectly by every other.

#if HAVE_CONFIG_H
#	include "config.h"
#endif

// check if win32 platform
#if defined(_WIN32) || HAVE_WINDOWS_H
#	define WINDOWS_LIKE 1

	// VC++ specific
#	if (_MSC_VER >= 1200)
		// work around for statement scoping bug
#		define for if (false) { } else for

		// turn off bonehead warnings
#		pragma warning(disable: 4786) // identifier truncated in debug info
#		pragma warning(disable: 4514) // unreferenced inline function removed

		// this one's a little too aggressive
#		pragma warning(disable: 4127) // conditional expression is constant

		// emitted incorrectly under release build in some circumstances
#		if defined(NDEBUG)
#			pragma warning(disable: 4702) // unreachable code
#			pragma warning(disable: 4701) // variable maybe used uninitialized
#		endif

#	endif // (_MSC_VER >= 1200)

	// VC++ has built-in sized types
#	if defined(_MSC_VER)
#		define TYPE_OF_SIZE_1 __int8
#		define TYPE_OF_SIZE_2 __int16
#		define TYPE_OF_SIZE_4 __int32
#	else
#		define SIZE_OF_CHAR		1
#		define SIZE_OF_SHORT	2
#		define SIZE_OF_INT		4
#		define SIZE_OF_LONG		4
#	endif
#endif // defined(_WIN32) || HAVE_WINDOWS_H

// unix-like if not like anything else
#if (!defined(WINDOWS_LIKE) || WINDOWS_LIKE == 0)
#	define UNIX_LIKE 1
#endif

// define NULL
#ifndef NULL
#define NULL 0
#endif

// make assert available since we use it a lot
#include <assert.h>

#endif