diff options
Diffstat (limited to 'libc/libio/iofwrite.c')
| -rw-r--r-- | libc/libio/iofwrite.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libc/libio/iofwrite.c b/libc/libio/iofwrite.c index 1f4331cc8..fb91d6f77 100644 --- a/libc/libio/iofwrite.c +++ b/libc/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; |