123 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
| /* DRI.c -- DRI Section in XF86Config file
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|  * Created: Fri Mar 19 08:40:22 1999 by faith@precisioninsight.com
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|  * Revised: Thu Jun 17 16:08:05 1999 by faith@precisioninsight.com
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|  *
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|  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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|  * All Rights Reserved.
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|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining a
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|  * copy of this software and associated documentation files (the "Software"),
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|  * to deal in the Software without restriction, including without limitation
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|  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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|  * and/or sell copies of the Software, and to permit persons to whom the
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|  * Software is furnished to do so, subject to the following conditions:
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|  *
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|  * The above copyright notice and this permission notice (including the next
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|  * paragraph) shall be included in all copies or substantial portions of the
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|  * Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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|  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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|  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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|  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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|  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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|  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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|  * DEALINGS IN THE SOFTWARE.
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|  *
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|  *
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|  */
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| 
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| #ifdef HAVE_XORG_CONFIG_H
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| #include <xorg-config.h>
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| #endif
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| 
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| #include "os.h"
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| #include "xf86Parser.h"
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| #include "xf86tokens.h"
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| #include "Configint.h"
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| 
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| 
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| static const xf86ConfigSymTabRec DRITab[] = {
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|     {ENDSECTION, "endsection"},
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|     {GROUP, "group"},
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|     {MODE, "mode"},
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|     {-1, ""},
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| };
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| 
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| #define CLEANUP xf86freeDRI
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| 
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| XF86ConfDRIPtr
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| xf86parseDRISection(void)
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| {
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|     int token;
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| 
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|     parsePrologue(XF86ConfDRIPtr, XF86ConfDRIRec);
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| 
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|     /* Zero is a valid value for this. */
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|     ptr->dri_group = -1;
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|     while ((token = xf86getToken(DRITab)) != ENDSECTION) {
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|         switch (token) {
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|         case GROUP:
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|             if ((token = xf86getSubToken(&(ptr->dri_comment))) == XF86_TOKEN_STRING)
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|                 ptr->dri_group_name = xf86_lex_val.str;
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|             else if (token == NUMBER)
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|                 ptr->dri_group = xf86_lex_val.num;
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|             else
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|                 Error(GROUP_MSG);
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|             break;
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|         case MODE:
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|             if (xf86getSubToken(&(ptr->dri_comment)) != NUMBER)
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|                 Error(NUMBER_MSG, "Mode");
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|             if (xf86_lex_val.numType != PARSE_OCTAL)
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|                 Error(MUST_BE_OCTAL_MSG, xf86_lex_val.num);
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|             ptr->dri_mode = xf86_lex_val.num;
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|             break;
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|         case EOF_TOKEN:
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|             Error(UNEXPECTED_EOF_MSG);
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|             break;
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|         case COMMENT:
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|             ptr->dri_comment = xf86addComment(ptr->dri_comment, xf86_lex_val.str);
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|             break;
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|         default:
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|             Error(INVALID_KEYWORD_MSG, xf86tokenString());
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|             break;
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|         }
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|     }
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| 
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| #ifdef DEBUG
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|     ErrorF("DRI section parsed\n");
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| #endif
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| 
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|     return ptr;
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| }
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| 
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| #undef CLEANUP
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| 
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| void
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| xf86printDRISection(FILE * cf, XF86ConfDRIPtr ptr)
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| {
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|     if (ptr == NULL)
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|         return;
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| 
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|     fprintf(cf, "Section \"DRI\"\n");
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|     if (ptr->dri_comment)
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|         fprintf(cf, "%s", ptr->dri_comment);
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|     if (ptr->dri_group_name)
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|         fprintf(cf, "\tGroup        \"%s\"\n", ptr->dri_group_name);
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|     else if (ptr->dri_group >= 0)
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|         fprintf(cf, "\tGroup        %d\n", ptr->dri_group);
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|     if (ptr->dri_mode)
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|         fprintf(cf, "\tMode         0%o\n", ptr->dri_mode);
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|     fprintf(cf, "EndSection\n\n");
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| }
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| 
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| void
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| xf86freeDRI(XF86ConfDRIPtr ptr)
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| {
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|     if (ptr == NULL)
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|         return;
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| 
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|     TestFree(ptr->dri_comment);
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|     free(ptr);
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| }
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