1/*
2 * Copyright © 2013 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24#include <err.h>
25#include <epoxy/egl.h>
26#include <X11/Xlib.h>
27#include "egl_common.h"
28
29/**
30 * Do whatever it takes to get us an EGL display for the system.
31 *
32 * This needs to be ported to other window systems.
33 */
34EGLDisplay *
35get_egl_display_or_skip(void)
36{
37    Display *dpy = XOpenDisplay(NULL);
38    EGLint major, minor;
39    EGLDisplay *edpy;
40    bool ok;
41
42    if (!dpy)
43        errx(77, "couldn't open display\n");
44
45    edpy = eglGetDisplay(dpy);
46    if (!edpy)
47        errx(1, "Couldn't get EGL display for X11 Display.\n");
48
49    ok = eglInitialize(edpy, &major, &minor);
50    if (!ok)
51        errx(1, "eglInitialize() failed\n");
52
53    return edpy;
54}
55