#include <assert.h>
+#include "c99_compat.h"
+
/* Compute the size of an array */
#ifndef ARRAY_SIZE
# define ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
#define ATTRIBUTE_PURE
#endif
+#ifdef HAVE_FUNC_ATTRIBUTE_RETURNS_NONNULL
+#define ATTRIBUTE_RETURNS_NONNULL __attribute__((__returns_nonnull__))
+#else
+#define ATTRIBUTE_RETURNS_NONNULL
+#endif
+
#ifdef __cplusplus
/**
* Macro function that evaluates to true if T is a trivially
#define UNUSED
#endif
+#define MAYBE_UNUSED UNUSED
+
#ifdef HAVE_FUNC_ATTRIBUTE_WARN_UNUSED_RESULT
#define MUST_CHECK __attribute__((warn_unused_result))
#else
#define MUST_CHECK
#endif
+#if defined(__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590))
+#define ATTRIBUTE_NOINLINE __attribute__((noinline))
+#else
+#define ATTRIBUTE_NOINLINE
+#endif
+
/** Compute ceiling of integer quotient of A divided by B. */
#define DIV_ROUND_UP( A, B ) ( (A) % (B) == 0 ? (A)/(B) : (A)/(B)+1 )