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/*

	q_stdinc.h

	includes the minimum necessary stdc headers,



	Copyright (C) 1996-1997  Id Software, Inc.

	Copyright (C) 2007-2011  O.Sezer <sezero@users.sourceforge.net>



	This program is free software; you can redistribute it and/or

	modify it under the terms of the GNU General Public License

	as published by the Free Software Foundation; either version 2

	of the License, or (at your option) any later version.



	This program is distributed in the hope that it will be useful,

	but WITHOUT ANY WARRANTY; without even the implied warranty of

	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.



	See the GNU General Public License for more details.



	You should have received a copy of the GNU General Public License

	along with this program; if not, write to:



		Free Software Foundation, Inc.

		51 Franklin St, Fifth Floor,

		Boston, MA  02110-1301  USA

*/



#ifndef QSTDINC_H

#define QSTDINC_H



#include <sys/types.h>

#include <stddef.h>

#include <limits.h>



#include <stdio.h>



#if 0

#include "q_stdint.h"

#endif



#include <stdlib.h>

#include <stdarg.h>

#include <string.h>

#if !defined(_WIN32)

#include <strings.h>	/* strcasecmp and strncasecmp	*/

#endif	/* ! PLATFORM_WINDOWS */



/*==========================================================================*/



#ifndef NULL

#if defined(__cplusplus)

#define	NULL		0

#else

#define	NULL		((void *)0)

#endif

#endif



/* Make sure the types really have the right

 * sizes: These macros are from SDL headers.

 */

#define	COMPILE_TIME_ASSERT(name, x)	\

	typedef int dummy_ ## name[(x) * 2 - 1]



COMPILE_TIME_ASSERT(char, sizeof(char) == 1);

COMPILE_TIME_ASSERT(long, sizeof(long) >= 4);

COMPILE_TIME_ASSERT(int, sizeof(int) == 4);

COMPILE_TIME_ASSERT(short, sizeof(short) == 2);





/* Provide a substitute for offsetof() if we don't have one.

 * This variant works on most (but not *all*) systems...

 */

#ifndef offsetof

#define offsetof(t,m) ((size_t)&(((t *)0)->m))

#endif





/*==========================================================================*/



/* MAX_OSPATH (max length of a filesystem pathname, i.e. PATH_MAX)

 * Note: See GNU Hurd and others' notes about brokenness of this:

 * http://www.gnu.org/software/hurd/community/gsoc/project_ideas/maxpath.html

 * http://insanecoding.blogspot.com/2007/11/pathmax-simply-isnt.html */



#if defined(__DJGPP__) || defined(_MSDOS) || defined(__MSDOS__) || defined(__DOS__)

/* 256 is more than enough */

#if !defined(PATH_MAX)

#define PATH_MAX	256

#endif

#define MAX_OSPATH	256



#else



#if !defined(PATH_MAX)

/* equivalent values? */

#if defined(MAXPATHLEN)

#define PATH_MAX	MAXPATHLEN

#elif defined(_WIN32) && defined(_MAX_PATH)

#define PATH_MAX	_MAX_PATH

#elif defined(_WIN32) && defined(MAX_PATH)

#define PATH_MAX	MAX_PATH

#elif defined(__OS2__) && defined(CCHMAXPATH)

#define PATH_MAX	CCHMAXPATH

#else /* fallback */

#define PATH_MAX	1024

#endif

#endif	/* PATH_MAX */



#define MAX_OSPATH	PATH_MAX

#endif	/* MAX_OSPATH */



/*==========================================================================*/



#endif	/* QSTDINC_H */