libsyncml  0.5.4
obex.c
1 /*
2  * libsyncml - A syncml protocol implementation
3  * Copyright (C) 2008 Michael Bell <michael.bell@opensync.org>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  *
19  */
20 
21 #include "obex_internals.h"
22 #include <errno.h>
23 
24 /* The error code should be returned and errno is set. */
25 /* I want to define this as macro but I failed until now. */
26 
27 int GET_OBEX_RESULT(int result)
28 {
29  /* no error */
30  if (result >= 0)
31  return result;
32 
33  /* real error code is set in result */
34  if (result < -1)
35  {
36  errno = - result;
37  return result;
38  }
39 
40  /* result is -1 */
41 
42  /* errno is set */
43  if (errno)
44  return - errno;
45 
46  /* errno is not set */
47  errno = 1;
48  return -1;
49 }
50