Maintenance Ruby 3.4 gets fixes, but no new features. Switch to Ruby 4.0 →
instance method
File::Stat#rdev_major
() -> ::Integer
stat.rdev_major → integer
file.c
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static VALUE
rb_stat_rdev_major(VALUE self)
{
#if defined(HAVE_STRUCT_STAT_ST_RDEV) && defined(major)
return UINT2NUM(major(get_stat(self)->st_rdev));
#else
return Qnil;
#endif
}
Returns the major part of File_Stat#rdev or nil.
Example
File.stat("/dev/fd1").rdev_major #=> 2 File.stat("/dev/tty").rdev_major #=> 5