add.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2011-2012, 2014-2017 Free Software Foundation, Inc.
GNU Mailutils 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, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <stdlib.h>
#include <mailutils/types.h>
#include <mailutils/errno.h>
#include <mailutils/list.h>
#include <mailutils/msgset.h>
#include <mailutils/sys/msgset.h>
int
mu_msgset_add_range (mu_msgset_t mset, size_t beg, size_t end, int mode)
{
int rc;
struct mu_msgrange *range;
if (!mset || beg == 0)
return EINVAL;
if (end && beg > end)
{
size_t t = end;
end = beg;
beg = t;
}
range = calloc (1, sizeof (*range));
if (!range)
return ENOMEM;
range->msg_beg = beg;
range->msg_end = end;
if (mode != _MU_MSGSET_MODE (mset->flags))
{
rc = _mu_msgset_translate_range (mset, _MU_MSGSET_MODE (mset->flags),
range);
if (rc)
{
free (range);
return rc;
}
}
rc = mu_list_append (mset->list, range);
if (rc)
free (range);
mset->flags &= ~_MU_MSGSET_AGGREGATED;
return rc;
}