error.c

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/*
 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
 * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice including the dates of first publication and
 * either this permission notice or a reference to
 * http://oss.sgi.com/projects/FreeB/
 * shall be included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * Except as contained in this notice, the name of Silicon Graphics, Inc.
 * shall not be used in advertising or otherwise to promote the sale, use or
 * other dealings in this Software without prior written authorization from
 * Silicon Graphics, Inc.
 */
 
#include "gluos.h"
#include "gluint.h"
#include <stddef.h>
#include <GL/glu.h>
 
 
struct token_string
{
   GLuint Token;
   const char *String;
};
 
static const struct token_string Errors[] = {
   { GL_NO_ERROR, "no error" },
   { GL_INVALID_ENUM, "invalid enumerant" },
   { GL_INVALID_VALUE, "invalid value" },
   { GL_INVALID_OPERATION, "invalid operation" },
   { GL_STACK_OVERFLOW, "stack overflow" },
   { GL_STACK_UNDERFLOW, "stack underflow" },
   { GL_OUT_OF_MEMORY, "out of memory" },
   { GL_TABLE_TOO_LARGE, "table too large" },
#ifdef GL_EXT_framebuffer_object
   { GL_INVALID_FRAMEBUFFER_OPERATION_EXT, "invalid framebuffer operation" },
#endif
   /* GLU */
   { GLU_INVALID_ENUM, "invalid enumerant" },
   { GLU_INVALID_VALUE, "invalid value" },
   { GLU_OUT_OF_MEMORY, "out of memory" },
   { GLU_INCOMPATIBLE_GL_VERSION, "incompatible gl version" },
   { GLU_INVALID_OPERATION, "invalid operation" },
   { ~0, NULL } /* end of list indicator */
};
 
 
 
const GLubyte* GLAPIENTRY
gluErrorString(GLenum errorCode)
{
    int i;
    for (i = 0; Errors[i].String; i++) {
        if (Errors[i].Token == errorCode)
            return (const GLubyte *) Errors[i].String;
    }
    if ((errorCode >= GLU_NURBS_ERROR1) && (errorCode <= GLU_NURBS_ERROR37)) {
    return (const GLubyte *) __gluNURBSErrorString(errorCode - (GLU_NURBS_ERROR1 - 1));
    }
    if ((errorCode >= GLU_TESS_ERROR1) && (errorCode <= GLU_TESS_ERROR6)) {
    return (const GLubyte *) __gluTessErrorString(errorCode - (GLU_TESS_ERROR1 - 1));
    }
    return (const GLubyte *) 0;
}