/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 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
. */
#ifdef HAVE_CONFIG_H
# include
#endif
#include
#include
#include
#include
#include
#include
int
mu_file_safety_compose (int *res, const char *name, int defval)
{
int negate = 0;
int val;
if (*name == '-')
{
negate = 1;
name++;
}
else if (*name == '+')
name++;
if (strcmp (name, "none") == 0)
{
*res = negate ? MU_FILE_SAFETY_ALL : MU_FILE_SAFETY_NONE;
return 0;
}
else if (strcmp (name, "all") == 0)
{
*res = negate ? MU_FILE_SAFETY_NONE : MU_FILE_SAFETY_ALL;
return 0;
}
else if (strcmp (name, "default") == 0)
val = defval;
else if (mu_file_safety_name_to_code (name, &val))
return MU_ERR_NOENT;
if (negate)
*res &= ~val;
else
*res |= val;
return 0;
}