#ifndef CONFIG_H_
#define CONFIG_H_

#ifdef DEBUGGING
	#define DEBUG(x) x
	#define DEBUG_P 1
#else
	#define DEBUG(x)
	#define DEBUG_P 0
	#define NDEBUG 1
#endif

#if defined _WIN32 || defined __WIN32__ || defined WIN32
	#define DIR_END "\\/"
#elif defined __unix__ || defined __linux__ || defined __unix || defined unix
	#define DIR_END "/"
#else
	/* XXX */
	#define DIR_END 0
#endif

#if defined __POSIX__ || defined __unix__ || defined __linux__ || defined __unix || defined unix
	#define HAVE_SLEEP_P 1
	#define SLEEP_HEADER <unistd.h>
	#define DO_SLEEP pause()
#elif defined _WIN32 || defined __WIN32__ || defined WIN32
	#define HAVE_SLEEP_P 1
	#define SLEEP_HEADER <windows.h>
	#define DO_SLEEP Sleep(INFINITE)
#else
	#define HAVE_SLEEP_P 0
	#define DO_SLEEP ((void)0)
#endif

#if defined __linux__ || defined __sun__ || defined __sun
	#define HAVE_DEV_URANDOM_P 1
#else
	#define HAVE_DEV_URANDOM_P 0
#endif

#ifndef INC_PREFIX
	#if defined __unix__ || defined __linux__ || defined __unix || defined unix
		#define INC_PREFIX "/usr/local/lib/ploki/"
	#else
		#define INC_PREFIX 0
	#endif
#endif

#define INC_PREFIX_LIST \
{                       \
	"",                 \
	INC_PREFIX,         \
	0                   \
}

#if defined __STDC_VERSION__ && __STDC_VERSION__ + 0 >= 199901L
	#define HAVE_C99_P 1
	#define HAVE_C99(x) x
#else
	#define HAVE_C99_P 0
	#define HAVE_C99(x)
#endif

#ifdef __GNUC__
	#define HAVE_GCC_P 1
	#define HAVE_GCC(x) x
#else
	#define HAVE_GCC_P 0
	#define HAVE_GCC(x)
#endif

#if HAVE_GCC_P
	#if __GNUC__ == 2 && __GNUC_MINOR__ >= 7 || __GNUC__ > 2
		#define ATTR(x) __attribute__(x)
	#else
		#define ATTR(x)
	#endif

	#if __GNUC__ == 2 && __GNUC_MINOR__ >= 96 || __GNUC__ > 2
		#define ATTR_MALLOC __attribute__((__malloc__))
		#define ATTR_PURE   __attribute__((__pure__))
	#else
		#define ATTR_MALLOC
		#define ATTR_PURE
	#endif
#else
	#define ATTR(x)
	#define ATTR_MALLOC
	#define ATTR_PURE
#endif

#define ATTR_UNUSED   ATTR((__unused__))
#define ATTR_NORETURN ATTR((__noreturn__))
#define ATTR_SPRINTF  ATTR((__format__(__printf__, 2, 3)))
#define ATTR_CONST    ATTR((__const__))

#if HAVE_C99_P
	#define HAVE_VSNPRINTF(x) x
	#define HAVE_VSNPRINTF_P 1
#elif defined __GLIBC__
	#include <features.h>
	#if defined __USE_BSD || defined __USE_ISOC99 || defined __USE_UNIX98
		#define HAVE_VSNPRINTF(x) x
		#define HAVE_VSNPRINTF_P 1
	#else
		#define HAVE_VSNPRINTF(x)
		#define HAVE_VSNPRINTF_P 0
	#endif
#else
	#define HAVE_VSNPRINTF(x)
	#define HAVE_VSNPRINTF_P 0
#endif

#endif /* CONFIG_H_ */