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| author | Ulrich Drepper <drepper@redhat.com> | 2008-04-09 07:42:19 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2008-04-09 07:42:19 +0000 |
| commit | a7925a24fe104a2ab54fb8a6bdec1e5cf80a8db7 (patch) | |
| tree | bdd5ae76466ac8d30555eeddb9fe3b096a8a00ba /libio/iofwrite.c | |
| parent | c2a684a419ce936d7443bcb1e71ea7725fee0507 (diff) | |
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[BZ #5998]
2008-04-09 Ulrich Drepper <drepper@redhat.com>
[BZ #5998]
* libio/iofwrite.c (_IO_fwrite): Return correct count if flushing
in line-buffered stream failed.
* libio/iofwrite_u.c (fwrite_unlocked): Likewise.
Diffstat (limited to 'libio/iofwrite.c')
| -rw-r--r-- | libio/iofwrite.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libio/iofwrite.c b/libio/iofwrite.c index 1f4331cc83..fb91d6f776 100644 --- a/libio/iofwrite.c +++ b/libio/iofwrite.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1993, 1996, 1997, 1998, 1999, 2000, 2002, 2003 +/* Copyright (C) 1993, 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -44,7 +44,11 @@ _IO_fwrite (buf, size, count, fp) if (_IO_vtable_offset (fp) != 0 || _IO_fwide (fp, -1) == -1) written = _IO_sputn (fp, (const char *) buf, request); _IO_release_lock (fp); - if (written == request) + /* We have written all of the input in case the return value indicates + this or EOF is returned. The latter is a special case where we + simply did not manage to flush the buffer. But the data is in the + buffer and therefore written as far as fwrite is concerned. */ + if (written == request || written == EOF) return count; else return written / size; |