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| author | H. Peter Anvin <hpa@linux.intel.com> | 2012-05-12 13:03:16 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2012-05-12 13:03:16 -0700 |
| commit | bc953857b46ea7455a639740d751d4ae5569f789 (patch) | |
| tree | 25a726f37a5622771fbe089dde8608023d09feb2 | |
| parent | 1d0b64a009640e978fe2050317e406254967c7eb (diff) | |
| download | klibc-bc953857b46ea7455a639740d751d4ae5569f789.tar.gz | |
[klibc] fflush: discard input data
Match the Linux semantics which is to discard any unused input
data on fflush().
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
| -rw-r--r-- | usr/klibc/stdio/fflush.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/usr/klibc/stdio/fflush.c b/usr/klibc/stdio/fflush.c index cade1f2a1028ee..38c708bb33b8a7 100644 --- a/usr/klibc/stdio/fflush.c +++ b/usr/klibc/stdio/fflush.c @@ -9,8 +9,9 @@ int __fflush(struct _IO_file_pvt *f) ssize_t rv; char *p; - if (!f->obytes) - return 0; + /* Flush any unused input data */ + f->pub._io_filepos -= f->ibytes; + f->ibytes = 0; p = f->buf; while (f->obytes) { |