diff options
| author | jb <jb@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-04-29 08:42:00 +0000 |
|---|---|---|
| committer | jb <jb@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-04-29 08:42:00 +0000 |
| commit | fe34985d32867e215a69fa049d9eade1ae33df57 (patch) | |
| tree | 3b1ca6b7cea4c26f9fb00330df1afd202ff6a6cb /libgfortran/io/unix.h | |
| parent | 5b566583f660cbb57ed94aad76778272a2034932 (diff) | |
| download | gcc-fe34985d32867e215a69fa049d9eade1ae33df57.tar.gz | |
PR 56981 Improve unbuffered performance on special files.
2013-04-29 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/56981
* io/transfer.c (next_record_w_unf): First fix head marker, then
write tail.
(next_record): Call flush_if_unbuffered.
* io/unix.c (struct unix_stream): Add field unbuffered.
(flush_if_unbuffered): New function.
(fd_to_stream): New argument.
(open_external): Fix fd_to_stream call.
(input_stream): Likewise.
(output_stream): Likewise.
(error_stream): Likewise.
* io/unix.h (flush_if_unbuffered): New prototype.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@198390 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgfortran/io/unix.h')
| -rw-r--r-- | libgfortran/io/unix.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libgfortran/io/unix.h b/libgfortran/io/unix.h index bf59a8ee1fc..cc82d457397 100644 --- a/libgfortran/io/unix.h +++ b/libgfortran/io/unix.h @@ -167,6 +167,9 @@ internal_proto(inquire_readwrite); extern void flush_if_preconnected (stream *); internal_proto(flush_if_preconnected); +extern int flush_if_unbuffered (stream*); +internal_proto(flush_if_unbuffered); + extern int stream_isatty (stream *); internal_proto(stream_isatty); |