err.c
1.75 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2010, 2011 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <mailutils/errno.h>
#include <mailutils/sys/imap.h>
int
_mu_imap_seterrstr (mu_imap_t imap, const char *str, size_t len)
{
if (!imap)
return EINVAL;
if (len + 1 > imap->errsize)
{
char *p = realloc (imap->errstr, len + 1);
if (!p)
return ENOMEM;
imap->errsize = len + 1;
imap->errstr = p;
}
memcpy (imap->errstr, str, len);
imap->errstr[len] = 0;
return 0;
}
int
_mu_imap_seterrstrz (mu_imap_t imap, const char *str)
{
return _mu_imap_seterrstr (imap, str, strlen (str));
}
void
_mu_imap_clrerrstr (mu_imap_t imap)
{
if (imap && imap->errstr)
imap->errstr[0] = 0;
}
int
mu_imap_strerror (mu_imap_t imap, const char **pstr)
{
if (!imap)
{
*pstr = "(imap not initialized)";
return EINVAL;
}
if (imap->errstr)
{
*pstr = imap->errstr;
return 0;
}
*pstr = "(no error)";
return MU_ERR_NOENT;
}