diff options
Diffstat (limited to 'src/system/ByteOrder.hxx')
| -rw-r--r-- | src/system/ByteOrder.hxx | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/src/system/ByteOrder.hxx b/src/system/ByteOrder.hxx index 622003254..8beda61c7 100644 --- a/src/system/ByteOrder.hxx +++ b/src/system/ByteOrder.hxx @@ -33,11 +33,23 @@ #include <stdint.h> #if defined(__i386__) || defined(__x86_64__) || defined(__ARMEL__) -#define IS_LITTLE_ENDIAN true -#define IS_BIG_ENDIAN false +/* well-known little-endian */ +# define IS_LITTLE_ENDIAN true +# define IS_BIG_ENDIAN false +#elif defined(__MIPSEB__) +/* well-known big-endian */ +# define IS_LITTLE_ENDIAN false +# define IS_BIG_ENDIAN true #else -#define IS_LITTLE_ENDIAN false -#define IS_BIG_ENDIAN true +/* generic compile-time check */ +# include <endian.h> +# if __BYTE_ORDER == __LITTLE_ENDIAN +# define IS_LITTLE_ENDIAN true +# define IS_BIG_ENDIAN false +# else +# define IS_LITTLE_ENDIAN false +# define IS_BIG_ENDIAN true +# endif #endif static inline constexpr bool |