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/* Output stream referring to an stdio FILE.
Copyright (C) 2006, 2015-2016 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2006.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include "file-ostream.h"
#include <stdlib.h>
#include "xalloc.h"
struct file_ostream : struct ostream
{
fields:
FILE *fp;
};
/* Implementation of ostream_t methods. */
static void
file_ostream::write_mem (file_ostream_t stream, const void *data, size_t len)
{
if (len > 0)
fwrite (data, 1, len, stream->fp);
}
static void
file_ostream::flush (file_ostream_t stream)
{
/* This ostream has no internal buffer. No need to fflush (stream->fp),
since it's external to this ostream. */
}
static void
file_ostream::free (file_ostream_t stream)
{
free (stream);
}
/* Constructor. */
file_ostream_t
file_ostream_create (FILE *fp)
{
file_ostream_t stream = XMALLOC (struct file_ostream_representation);
stream->base.vtable = &file_ostream_vtable;
stream->fp = fp;
return stream;
}
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