| /* |
| * 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 <GL/glu.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| static const GLubyte versionString[] = "1.3"; |
| static const GLubyte extensionString[] = |
| "GLU_EXT_nurbs_tessellator " |
| "GLU_EXT_object_space_tess " |
| ; |
| |
| const GLubyte * GLAPIENTRY |
| gluGetString(GLenum name) |
| { |
| |
| if (name == GLU_VERSION) { |
| return versionString; |
| } else if (name == GLU_EXTENSIONS) { |
| return extensionString; |
| } |
| return NULL; |
| } |
| |
| /* extName is an extension name. |
| * extString is a string of extensions separated by blank(s). There may or |
| * may not be leading or trailing blank(s) in extString. |
| * This works in cases of extensions being prefixes of another like |
| * GL_EXT_texture and GL_EXT_texture3D. |
| * Returns GL_TRUE if extName is found otherwise it returns GL_FALSE. |
| */ |
| GLboolean GLAPIENTRY |
| gluCheckExtension(const GLubyte *extName, const GLubyte *extString) |
| { |
| GLboolean flag = GL_FALSE; |
| char *word; |
| char *lookHere; |
| char *deleteThis; |
| |
| if (extString == NULL) return GL_FALSE; |
| |
| deleteThis = lookHere = (char *)malloc(strlen((const char *)extString)+1); |
| if (lookHere == NULL) |
| return GL_FALSE; |
| /* strtok() will modify string, so copy it somewhere */ |
| strcpy(lookHere,(const char *)extString); |
| |
| while ((word= strtok(lookHere," ")) != NULL) { |
| if (strcmp(word,(const char *)extName) == 0) { |
| flag = GL_TRUE; |
| break; |
| } |
| lookHere = NULL; /* get next token */ |
| } |
| free((void *)deleteThis); |
| return flag; |
| } /* gluCheckExtension() */ |
| |
| |
| |
| /*** registry.c ***/ |
