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authorUlrich Drepper <drepper@redhat.com>2001-08-09 08:50:50 +0000
committerUlrich Drepper <drepper@redhat.com>2001-08-09 08:50:50 +0000
commit40a982a9e1b825b175be7bc7c7199c6bdf363e4b (patch)
tree7523a21da3e35bed6e56133efbe1d16dadb6e6da /libio/iofwide.c
parent0f78390bd799fc0b0394240a9a704591481ac8c6 (diff)
Update.
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.
Diffstat (limited to 'libio/iofwide.c')
-rw-r--r--libio/iofwide.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/libio/iofwide.c b/libio/iofwide.c
index aa314fe671..88d2d5e563 100644
--- a/libio/iofwide.c
+++ b/libio/iofwide.c
@@ -201,6 +201,12 @@ _IO_fwide (fp, mode)
/* From now on use the wide character callback functions. */
((struct _IO_FILE_plus *) fp)->vtable = fp->_wide_data->_wide_vtable;
+
+ /* One last twist: we get the current stream position. The wide
+ char streams have much more problems with not knowing the
+ current position and so we should disable the optimization
+ which allows the functions without knowing the position. */
+ fp->_offset = _IO_SYSSEEK (fp, 0, 0);
}
/* Set the mode now. */