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