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/**
25 * @file egl_has_extension_nocontext.c
26 *
27 * Catches a bug in early development where eglGetProcAddress() with
28 * no context bound would fail out in dispatch.
29 */
30
31#ifdef __sun
32#define __EXTENSIONS__
33#else
34#define _GNU_SOURCE
35#endif
36#include <stdio.h>
37#include <string.h>
38#include <stdlib.h>
39#include <assert.h>
40#include <err.h>
41#include "epoxy/gl.h"
42#include "epoxy/egl.h"
43
44#include "egl_common.h"
45
46int
47main(int argc, char **argv)
48{
49 bool pass = true;
50
51 EGLDisplay *dpy = get_egl_display_or_skip();
52 const char *extensions = eglQueryString(dpy, EGL_EXTENSIONS);
53 char *first_space;
54 char *an_extension;
55
56 /* We don't have any extensions guaranteed by the ABI, so for the
57 * touch test we just check if the first one is reported to be there.
58 */
59 first_space = strstr(haystack: extensions, needle: " ");
60 if (first_space) {
61 an_extension = strndup(string: extensions, n: first_space - extensions);
62 } else {
63 an_extension = strdup(s: extensions);
64 }
65
66 if (!epoxy_has_egl_extension(dpy, extension: an_extension))
67 errx(status: 1, format: "Implementation reported absence of %s", an_extension);
68
69 free(ptr: an_extension);
70
71 if (epoxy_has_egl_extension(dpy, extension: "GLX_ARB_ham_sandwich"))
72 errx(status: 1, format: "Implementation reported presence of GLX_ARB_ham_sandwich");
73
74 return pass != true;
75}
76

source code of gtk/subprojects/libepoxy/test/egl_has_extension_nocontext.c