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98 lines
3.5 KiB
C
98 lines
3.5 KiB
C
/*
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** License Applicability. Except to the extent portions of this file are
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** made subject to an alternative license as permitted in the SGI Free
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** Software License B, Version 1.1 (the "License"), the contents of this
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** file are subject only to the provisions of the License. You may not use
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** this file except in compliance with the License. You may obtain a copy
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** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
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** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
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**
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** http://oss.sgi.com/projects/FreeB
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**
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** Note that, as provided in the License, the Software is distributed on an
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** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
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** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
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** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
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** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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**
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** Original Code. The Original Code is: OpenGL Sample Implementation,
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** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
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** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
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** Copyright in any portions created by third parties is as indicated
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** elsewhere herein. All Rights Reserved.
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**
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** Additional Notice Provisions: The application programming interfaces
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** established by SGI in conjunction with the Original Code are The
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** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
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** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
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** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
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** Window System(R) (Version 1.3), released October 19, 1998. This software
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** was created using the OpenGL(R) version 1.2.1 Sample Implementation
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** published by SGI, but has not been independently verified as being
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** compliant with the OpenGL(R) version 1.2.1 Specification.
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**
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** $Date$ $Revision: 1.1 $
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** $Header: /cygdrive/c/RCVS/CVS/ReactOS/reactos/lib/glu32/libutil/registry.c,v 1.1 2004/02/02 16:39:16 navaraf Exp $
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*/
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#include "gluos.h"
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#include <GL/glu.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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static const GLubyte versionString[] = "1.3";
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static const GLubyte extensionString[] =
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"GLU_EXT_nurbs_tessellator "
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"GLU_EXT_object_space_tess "
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;
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const GLubyte * GLAPIENTRY
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gluGetString(GLenum name)
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{
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if (name == GLU_VERSION) {
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return versionString;
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} else if (name == GLU_EXTENSIONS) {
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return extensionString;
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}
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return NULL;
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}
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/* extName is an extension name.
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* extString is a string of extensions separated by blank(s). There may or
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* may not be leading or trailing blank(s) in extString.
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* This works in cases of extensions being prefixes of another like
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* GL_EXT_texture and GL_EXT_texture3D.
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* Returns GL_TRUE if extName is found otherwise it returns GL_FALSE.
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*/
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GLboolean GLAPIENTRY
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gluCheckExtension(const GLubyte *extName, const GLubyte *extString)
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{
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GLboolean flag = GL_FALSE;
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char *word;
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char *lookHere;
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char *deleteThis;
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if (extString == NULL) return GL_FALSE;
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deleteThis = lookHere = (char *)malloc(strlen((const char *)extString)+1);
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if (lookHere == NULL)
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return GL_FALSE;
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/* strtok() will modify string, so copy it somewhere */
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strcpy(lookHere,(const char *)extString);
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while ((word= strtok(lookHere," ")) != NULL) {
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if (strcmp(word,(const char *)extName) == 0) {
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flag = GL_TRUE;
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break;
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}
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lookHere = NULL; /* get next token */
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}
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free((void *)deleteThis);
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return flag;
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} /* gluCheckExtension() */
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/*** registry.c ***/
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