1 /* code-to-errno.c - Mapping error codes to errnos.
2 Copyright (C) 2003 g10 Code GmbH
4 This file is part of libgpg-error.
6 libgpg-error is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public License
8 as published by the Free Software Foundation; either version 2.1 of
9 the License, or (at your option) any later version.
11 libgpg-error is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with libgpg-error; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25 #include <gpg-error.h>
27 #include "code-to-errno.h"
29 /* Retrieve the system error for the error code CODE. This returns 0
30 if CODE is not a system error code. */
32 gpg_err_code_to_errno (gpg_err_code_t code)
34 if (!(code & GPG_ERR_SYSTEM_ERROR))
36 code &= ~GPG_ERR_SYSTEM_ERROR;
38 if (code < sizeof (err_code_to_errno) / sizeof (err_code_to_errno[0]))
39 return err_code_to_errno[code];