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Add const attr to gnu_dev_{major,minor,makedev}

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This commit is contained in:
Marek Polacek
2011-07-20 12:35:29 -04:00
committed by Ulrich Drepper
parent 3ff9459622
commit 295e904fe6
3 changed files with 20 additions and 7 deletions
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12
sysdeps/unix/sysv/linux/sys/sysmacros.h
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@ -31,29 +31,29 @@ __BEGIN_DECLS
__extension__
extern unsigned int gnu_dev_major (unsigned long long int __dev)
__THROW;
__THROW __attribute_const__;
__extension__
extern unsigned int gnu_dev_minor (unsigned long long int __dev)
__THROW;
__THROW __attribute_const__;
__extension__
extern unsigned long long int gnu_dev_makedev (unsigned int __major,
unsigned int __minor)
__THROW;
__THROW __attribute_const__;
# if defined __GNUC__ && __GNUC__ >= 2 && defined __USE_EXTERN_INLINES
__extension__ __extern_inline unsigned int
__extension__ __extern_inline __attribute_const__ unsigned int
__NTH (gnu_dev_major (unsigned long long int __dev))
{
return ((__dev >> 8) & 0xfff) | ((unsigned int) (__dev >> 32) & ~0xfff);
}
__extension__ __extern_inline unsigned int
__extension__ __extern_inline __attribute_const__ unsigned int
__NTH (gnu_dev_minor (unsigned long long int __dev))
{
return (__dev & 0xff) | ((unsigned int) (__dev >> 12) & ~0xff);
}
__extension__ __extern_inline unsigned long long int
__extension__ __extern_inline __attribute_const__ unsigned long long int
__NTH (gnu_dev_makedev (unsigned int __major, unsigned int __minor))
{
return ((__minor & 0xff) | ((__major & 0xfff) << 8)