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