blob: 7a870edfcfe76a25abc4e161cdc3183cf36aab3c (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/**
* libgamma -- Display server abstraction layer for gamma ramp adjustments
* Copyright (C) 2014, 2015 Mattias Andrée (maandree@member.fsf.org)
*
* This library 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 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBGAMMA_TEST_UPDATE_WARNINGS_H
#define LIBGAMMA_TEST_UPDATE_WARNINGS_H
#include <libgamma.h>
/*
* This file testes whether the program is out of date
* when it is compiled. This is done by checking for newer
* values of constants that tells us how much there is of
* different things for which we may want to create
* descriptions or otherwise handle especially.
*
* To get the current value of for example `LIBGAMMA_ERROR_MIN`
* simply run the command
*
* cpp <<EOF | tail -n 1
* #include <libgamma.h>
* LIBGAMMA_ERROR_MIN
* EOF
*
* However, we only do this for if GCC is used to
* compile the program because the #warning CPP
* directive is a GCC extension. If you are not
* using GNU you may want to find another way to
* accomplish this.
*/
#ifdef __GCC__
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wcpp"
# if LIBGAMMA_ERROR_MIN < -46
# warning New error codes have been added to libgamma.
# endif
# if LIBGAMMA_METHOD_COUNT > 7
# warning New adjust methods has been added to libgamma
# endif
# if LIBGAMMA_CONNECTOR_TYPE_COUNT > 20
# warning New connector types have been added to libgamma.
# endif
# if LIBGAMMA_SUBPIXEL_ORDER_COUNT > 6
# warning New subpixel orders have been added to libgamma.
# endif
# if LIBGAMMA_CRTC_INFO_COUNT > 13
# warning New CRTC information fields have been added to libgamma.
# endif
# pragma GCC diagnostic pop
#endif
#endif
|
