src/glx/mini/dispatch.c

   1 /**
   2  * \file miniglx/dispatch.c
   3  *
   4  * \brief C-based dispatch of the OpenGL entry points (glAccum(), glBegin(),
   5  * etc).
   6  *
   7  * \author Brian Paul <brian@precisioninsight.com>
   8  *
   9  * \note This code IS NOT USED if we're compiling on an x86 system and using
  10  * the glapi_x86.S assembly code.
  11  */
  12
  13 /*
  14  * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
  15  * All Rights Reserved.
  16  *
  17  * Permission is hereby granted, free of charge, to any person obtaining a
  18  * copy of this software and associated documentation files (the
  19  * "Software"), to deal in the Software without restriction, including
  20  * without limitation the rights to use, copy, modify, merge, publish,
  21  * distribute, sub license, and/or sell copies of the Software, and to
  22  * permit persons to whom the Software is furnished to do so, subject to
  23  * the following conditions:
  24  *
  25  * The above copyright notice and this permission notice (including the
  26  * next paragraph) shall be included in all copies or substantial portions
  27  * of the Software.
  28  *
  29  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  30  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  31  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  32  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  33  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  34  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  35  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  36  */
  37
  38 #include <GL/gl.h>
  39 #include "glapi.h"
  40 #include "glapitable.h"
  41
  42
  43 #if !(defined(USE_X86_ASM) || defined(USE_SPARC_ASM))
  44
  45 #define KEYWORD1
  46
  47 #define KEYWORD2
  48
  49 #define NAME(func) gl##func
  50
  51 #define DISPATCH(func, args, msg)                                       \
  52    const struct _glapi_table *dispatch;                                 \
  53    dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
  54    (dispatch->func) args
  55
  56 #define RETURN_DISPATCH(func, args, msg)                                \
  57    const struct _glapi_table *dispatch;                                 \
  58    dispatch = _glapi_Dispatch ? _glapi_Dispatch : _glapi_get_dispatch();\
  59    return (dispatch->func) args
  60
  61
  62 #include "glapitemp.h"
  63
  64 #endif /* USE_X86_ASM */