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
70
71
72
73
74
75
76
77
78
79
80
|
/*
* Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.
*
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation on the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* Authors:
* Kevin E. Martin <kem@redhat.com>
* Rickard E. (Rik) Faith <faith@redhat.com>
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/extensions/dmxext.h>
int main(int argc, char **argv)
{
Display *display = NULL;
int event_base;
int error_base;
int major_version, minor_version, patch_version;
int screenNum;
if (argc != 3) {
printf("Usage: %s display screenNum\n", argv[0]);
return -1;
}
if (!(display = XOpenDisplay(argv[1]))) {
printf("Cannot open display %s\n", argv[1]);
return -1;
}
screenNum = strtol(argv[2], NULL, 0);
if (!DMXQueryExtension(display, &event_base, &error_base)) {
printf("DMX extension not present\n");
return -1;
}
printf("DMX extension present: event_base = %d, error_base = %d\n",
event_base, error_base);
if (!DMXQueryVersion(display,
&major_version, &minor_version, &patch_version)) {
printf("Could not get extension version\n");
return -1;
}
printf("Extension version: %d.%d patch %d\n",
major_version, minor_version, patch_version);
if (!DMXRemoveScreen(display, screenNum))
printf("Failed to remove screen #%d\n", screenNum);
XCloseDisplay(display);
return 0;
}
|
