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2001-08-09 Ulrich Drepper <drepper@redhat.com>
* libio/wfileops.c (_IO_wfile_seekoff): Don't even try to handle
seeking with backup buffer present.
Correct determining of internal buffer position.
Reset also wide buffers if we reset the internal buffers.
* libio/iofwide.c (_IO_fwide): Always determine file offset for wide
streams.
* libio/ioseekoff.c: Catch one unimplemented case.
* libio/ftello.c: Don't abort if the wide stream has backup buffer.
* libio/ftello64.c: Likewise.
* libio/iofgetpos.c: Likewise.
* libio/iofgetpos64.c: Likewise.
* libio/ftell.c: Likewise.
* libio/Makefile (tests): Add tst-ungetwc2.
* libio/tst-ungetwc2.c: New file.
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