From d5a6cf276e0990841caab85c2cdae07d2c97dd8c Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 17 Jun 1999 12:35:18 +0000 Subject: [PATCH] [!__GNUC__]: Use correct word order. --- sysdeps/unix/sysv/linux/sys/sysmacros.h | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/sysdeps/unix/sysv/linux/sys/sysmacros.h b/sysdeps/unix/sysv/linux/sys/sysmacros.h index 63c13432844..35760e5e067 100644 --- a/sysdeps/unix/sysv/linux/sys/sysmacros.h +++ b/sysdeps/unix/sysv/linux/sys/sysmacros.h @@ -30,10 +30,20 @@ # define makedev(major, minor) ((((unsigned int) (major)) << 8) \ | ((unsigned int) (minor))) #else -# define major(dev) (((dev).__val[0] >> 8) & 0xff) -# define minor(dev) ((dev).__val[0] & 0xff) -# define makedev(major, minor) { ((((unsigned int) (major)) << 8) \ - | ((unsigned int) (minor))), 0 } +/* We need to know the word order here. This assumes that the word order + is consistent with the byte order. */ +# include +# if __BYTE_ORDER == __BIG_ENDIAN +# define major(dev) (((dev).__val[1] >> 8) & 0xff) +# define minor(dev) ((dev).__val[1] & 0xff) +# define makedev(major, minor) { 0, ((((unsigned int) (major)) << 8) \ + | ((unsigned int) (minor))) } +# else +# define major(dev) (((dev).__val[0] >> 8) & 0xff) +# define minor(dev) ((dev).__val[0] & 0xff) +# define makedev(major, minor) { ((((unsigned int) (major)) << 8) \ + | ((unsigned int) (minor))), 0 } +# endif #endif #endif /* sys/sysmacros.h */ -- 2.47.3