diff options
Diffstat (limited to 'winsup/cygwin/include/sys/sysmacros.h')
| -rw-r--r-- | winsup/cygwin/include/sys/sysmacros.h | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/winsup/cygwin/include/sys/sysmacros.h b/winsup/cygwin/include/sys/sysmacros.h index 82bc6c1e3..78f2db2d5 100644 --- a/winsup/cygwin/include/sys/sysmacros.h +++ b/winsup/cygwin/include/sys/sysmacros.h @@ -1,6 +1,6 @@ /* sys/sysmacros.h - Copyright 1998, 2001, 2010 Red Hat, Inc. + Copyright 1998, 2001, 2010, 2011 Red Hat, Inc. This file is part of Cygwin. @@ -11,8 +11,30 @@ details. */ #ifndef _SYS_SYSMACROS_H #define _SYS_SYSMACROS_H -#define major(dev) ((int)(((dev) >> 16) & 0xffff)) -#define minor(dev) ((int)((dev) & 0xffff)) -#define makedev(major, minor) (((major) << 16) | ((minor) & 0xffff)) +_ELIDABLE_INLINE int gnu_dev_major(dev_t); +_ELIDABLE_INLINE int gnu_dev_minor(dev_t); +_ELIDABLE_INLINE dev_t gnu_dev_makedev(int, int); + +_ELIDABLE_INLINE int +gnu_dev_major(dev_t dev) +{ + return (int)(((dev) >> 16) & 0xffff); +} + +_ELIDABLE_INLINE int +gnu_dev_minor(dev_t dev) +{ + return (int)((dev) & 0xffff); +} + +_ELIDABLE_INLINE dev_t +gnu_dev_makedev(int maj, int min) +{ + return (((maj) << 16) | ((min) & 0xffff)); +} + +#define major(dev) gnu_dev_major(dev) +#define minor(dev) gnu_dev_minor(dev) +#define makedev(maj, min) gnu_dev_makedev(maj, min) #endif /* _SYS_SYSMACROS_H */ |