64-bit stat (or not) in 32-bit Fedora binaries

Florian Weimer fweimer at redhat.com
Tue Feb 19 16:25:25 UTC 2013


On 02/19/2013 05:09 PM, Jakub Jelinek wrote:

>> You can't use ino_t and off_t in public header files because of that
>> _FILE_OFFSET_BITS dependency.  At least in such header files, using
>> explicit 64-bit types (uint64_t, presumably) is the way to go.
>
> You can use it in public header files just fine, if you mean using it for
> library ABIs, then you can use ino64_t or off64_t, which is certainly
> cleaner than using uint64_t.

ino64_t isn't a standard type, either.  It's available with _GNU_SOURCE 
and others, but there still is a dependency on the actual CFLAGS picked 
by the client code.  At least it results in a compile error and not 
corruption at run time, but it's still far from ideal.

-- 
Florian Weimer / Red Hat Product Security Team


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