Blame support/xmemstream.c
|
Packit |
6c4009 |
/* Error-checking wrappers for memstream functions.
|
|
Packit |
6c4009 |
Copyright (C) 2016-2018 Free Software Foundation, Inc.
|
|
Packit |
6c4009 |
This file is part of the GNU C Library.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is free software; you can redistribute it and/or
|
|
Packit |
6c4009 |
modify it under the terms of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License as published by the Free Software Foundation; either
|
|
Packit |
6c4009 |
version 2.1 of the License, or (at your option) any later version.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is distributed in the hope that it will be useful,
|
|
Packit |
6c4009 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit |
6c4009 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit |
6c4009 |
Lesser General Public License for more details.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
You should have received a copy of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License along with the GNU C Library; if not, see
|
|
Packit |
6c4009 |
<http://www.gnu.org/licenses/>. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <support/xmemstream.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <errno.h>
|
|
Packit |
6c4009 |
#include <stdlib.h>
|
|
Packit |
6c4009 |
#include <support/check.h>
|
|
Packit |
6c4009 |
#include <support/xstdio.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
void
|
|
Packit |
6c4009 |
xopen_memstream (struct xmemstream *stream)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int old_errno = errno;
|
|
Packit |
6c4009 |
*stream = (struct xmemstream) {};
|
|
Packit |
6c4009 |
stream->out = open_memstream (&stream->buffer, &stream->length);
|
|
Packit |
6c4009 |
if (stream->out == NULL)
|
|
Packit |
6c4009 |
FAIL_EXIT1 ("open_memstream: %m");
|
|
Packit |
6c4009 |
errno = old_errno;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
void
|
|
Packit |
6c4009 |
xfclose_memstream (struct xmemstream *stream)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
xfclose (stream->out);
|
|
Packit |
6c4009 |
stream->out = NULL;
|
|
Packit |
6c4009 |
}
|