60 lines
2 KiB
C
60 lines
2 KiB
C
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/*
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* Copyright (c) 2013, NVIDIA CORPORATION.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and/or associated documentation files (the
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* "Materials"), to deal in the Materials without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Materials, and to
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* permit persons to whom the Materials are furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* unaltered in all copies or substantial portions of the Materials.
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* Any additions, deletions, or changes to the original source files
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* must be clearly indicated in accompanying documentation.
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*
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* If only executable code is distributed, then the accompanying
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* documentation must state that "this software is based in part on the
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* work of the Khronos Group."
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*
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* THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
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*/
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#include <GL/gl.h>
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#include <GL/glx.h>
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#include <stdio.h>
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#define printError(...) fprintf(stderr, __VA_ARGS__)
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int main(int argc, char **argv)
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{
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Display *dpy = XOpenDisplay(NULL);
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Bool ret;
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int major, minor;
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if (!dpy) {
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printError("No display!\n");
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return 1;
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}
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ret = glXQueryVersion(dpy, &major, &minor);
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if (!ret) {
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printError("glXQueryVersion error!\n");
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XCloseDisplay(dpy);
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return 1;
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}
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printf("GLX version %d.%d\n", major, minor);
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XCloseDisplay(dpy);
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return 0;
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}
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