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      1 /*
      2  * Copyright 2011 Joakim Sindholt <opensource (at) zhasha.com>
      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  * on the rights to use, copy, modify, merge, publish, distribute, sub
      8  * license, and/or sell copies of the Software, and to permit persons to whom
      9  * the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
     18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
     19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
     20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
     21  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
     22 
     23 #include "nine_quirk.h"
     24 
     25 #include "util/u_debug.h"
     26 
     27 static const struct debug_named_value nine_quirk_table[] = {
     28     { "fakecaps", QUIRK_FAKE_CAPS,
     29       "Fake caps to emulate D3D specs regardless of hardware caps." },
     30     { "lenientshader", QUIRK_LENIENT_SHADER,
     31       "Be lenient when translating shaders." },
     32     { "all", ~0U,
     33       "Enable all quirks." },
     34     DEBUG_NAMED_VALUE_END
     35 };
     36 
     37 boolean
     38 _nine_get_quirk( unsigned quirk )
     39 {
     40     static boolean first = TRUE;
     41     static unsigned long flags = 0;
     42 
     43     if (first) {
     44         first = FALSE;
     45         flags = debug_get_flags_option("NINE_QUIRKS", nine_quirk_table, 0);
     46     }
     47 
     48     return !!(flags & quirk);
     49 }
     50