diff options
| author | Hiroshi SHIBATA <hsbt@ruby-lang.org> | 2024-05-23 12:49:24 +0900 |
|---|---|---|
| committer | Hiroshi SHIBATA <hsbt@ruby-lang.org> | 2024-05-23 13:24:36 +0900 |
| commit | c54f52fb4da10aae50a74badf85994e9264e1cc4 (patch) | |
| tree | 35cc03cf398dc2ad064ebe1cc9efdcbc8028bac4 /include/ruby | |
| parent | 7256dfd4a127abfd22c6ed0b6196666ec273e08f (diff) | |
merge revision(s) 1faeb44dfcf777ace28321e80d0ebf942161a0a7:
Check if macros are defined before using
Assume macros with the same prefix would be defined together.
---
include/ruby/io/buffer.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
Diffstat (limited to 'include/ruby')
| -rw-r--r-- | include/ruby/io/buffer.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/ruby/io/buffer.h b/include/ruby/io/buffer.h index 907fec20bb..726c26d157 100644 --- a/include/ruby/io/buffer.h +++ b/include/ruby/io/buffer.h @@ -51,13 +51,13 @@ enum rb_io_buffer_endian { RB_IO_BUFFER_LITTLE_ENDIAN = 4, RB_IO_BUFFER_BIG_ENDIAN = 8, -#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ +#if defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ RB_IO_BUFFER_HOST_ENDIAN = RB_IO_BUFFER_LITTLE_ENDIAN, -#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ +#elif defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ RB_IO_BUFFER_HOST_ENDIAN = RB_IO_BUFFER_BIG_ENDIAN, -#elif REG_DWORD == REG_DWORD_LITTLE_ENDIAN +#elif defined(REG_DWORD) && REG_DWORD == REG_DWORD_LITTLE_ENDIAN RB_IO_BUFFER_HOST_ENDIAN = RB_IO_BUFFER_LITTLE_ENDIAN, -#elif REG_DWORD == REG_DWORD_BIG_ENDIAN +#elif defined(REG_DWORD) && REG_DWORD == REG_DWORD_BIG_ENDIAN RB_IO_BUFFER_HOST_ENDIAN = RB_IO_BUFFER_BIG_ENDIAN, #endif |