Sha256: f0bc6c298fec43802d8e061ab0360c2477b1be516cd9e8638fa0374c1e0f8ed3
Contents?: true
Size: 914 Bytes
Versions: 6
Compression:
Stored size: 914 Bytes
Contents
/**
** @file mruby/endian.h - detect endian-ness
**
** See Copyright Notice in mruby.h
*/
#ifndef MRUBY_ENDIAN_H
#define MRUBY_ENDIAN_H
#include <limits.h>
MRB_BEGIN_DECL
#if !defined(BYTE_ORDER) && defined(__BYTE_ORDER__)
# define BYTE_ORDER __BYTE_ORDER__
#endif
#if !defined(BIG_ENDIAN) && defined(__ORDER_BIG_ENDIAN__)
# define BIG_ENDIAN __ORDER_BIG_ENDIAN__
#endif
#if !defined(LITTLE_ENDIAN) && defined(__ORDER_LITTLE_ENDIAN__)
# define LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__
#endif
#ifdef BYTE_ORDER
# if BYTE_ORDER == BIG_ENDIAN
# define littleendian 0
# elif BYTE_ORDER == LITTLE_ENDIAN
# define littleendian 1
# endif
#endif
#ifndef littleendian
/* can't distinguish endian in compile time */
static inline int
check_little_endian(void)
{
unsigned int n = 1;
return (*(unsigned char *)&n == 1);
}
# define littleendian check_little_endian()
#endif
MRB_END_DECL
#endif /* MRUBY_ENDIAN_H */
Version data entries
6 entries across 6 versions & 2 rubygems