fseek() vs. fseeko()
Wed Jun 20 08:29:00 GMT 2012
On 19/06/12 19:11, Corinna Vinschen wrote:
> On Jun 19 18:27, Ralf Corsepius wrote:
>>> Ok, then this is a bug in the RTEMS targets using 64-bit off_t.
>> No. This is a bug in newlib.
>> fseeko etc. are supposed to take abstract types "off_t".
>> RTEMS relies upon this assumption, but obviously can't handle this.
>>> Since> the fseeko64() etc. are non-standard this should be
>> invisible for the> user.
>> Agreed. They should not be used anywhere and be removed from newlib.
> That's obviously not possible for backward compatibility.
I don't know if we can assume sizeof(off_t) >= sizeof(long). Suppose we
can, then we may implement the fseek(), _fseek_r(), and fseeko() with a
_fseeko_r(). The internal state seems to use the proper integer types.
Sebastian Huber, embedded brains GmbH
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