542 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			542 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
| /* 
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|  * 
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|  * Copyright (c) 1997  Metro Link Incorporated
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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 shall be included in
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|  * all copies or substantial portions of the 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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|  * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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|  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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|  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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|  * SOFTWARE.
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|  * 
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|  * Except as contained in this notice, the name of the Metro Link shall not be
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|  * used in advertising or otherwise to promote the sale, use or other dealings
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|  * in this Software without prior written authorization from Metro Link.
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|  * 
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|  */
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| /*
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|  * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
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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"),
 | |
|  * 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:
 | |
|  *
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|  * The above copyright notice and this permission notice shall be included in
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|  * all copies or substantial portions of the Software.
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|  *
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|  * 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
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|  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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
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|  * OTHER DEALINGS IN THE SOFTWARE.
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|  *
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|  * Except as contained in this notice, the name of the copyright holder(s)
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|  * and author(s) shall not be used in advertising or otherwise to promote
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|  * the sale, use or other dealings in this Software without prior written
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|  * authorization from the copyright holder(s) and author(s).
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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 "xf86Parser.h"
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| #include "xf86tokens.h"
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| #include "Configint.h"
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| 
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| extern LexRec val;
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| 
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| static xf86ConfigSymTabRec DisplayTab[] = {
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|     {ENDSUBSECTION, "endsubsection"},
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|     {MODES, "modes"},
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|     {VIEWPORT, "viewport"},
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|     {VIRTUAL, "virtual"},
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|     {VISUAL, "visual"},
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|     {BLACK_TOK, "black"},
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|     {WHITE_TOK, "white"},
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|     {DEPTH, "depth"},
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|     {BPP, "fbbpp"},
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|     {WEIGHT, "weight"},
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|     {OPTION, "option"},
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|     {-1, ""},
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| };
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| 
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| #define CLEANUP xf86freeDisplayList
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| 
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| static XF86ConfDisplayPtr
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| xf86parseDisplaySubSection(void)
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| {
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|     int token;
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| 
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|     parsePrologue(XF86ConfDisplayPtr, XF86ConfDisplayRec)
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| 
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|         ptr->disp_black.red = ptr->disp_black.green = ptr->disp_black.blue = -1;
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|     ptr->disp_white.red = ptr->disp_white.green = ptr->disp_white.blue = -1;
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|     ptr->disp_frameX0 = ptr->disp_frameY0 = -1;
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|     while ((token = xf86getToken(DisplayTab)) != ENDSUBSECTION) {
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|         switch (token) {
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|         case COMMENT:
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|             ptr->disp_comment = xf86addComment(ptr->disp_comment, val.str);
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|             break;
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|         case VIEWPORT:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(VIEWPORT_MSG);
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|             ptr->disp_frameX0 = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(VIEWPORT_MSG);
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|             ptr->disp_frameY0 = val.num;
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|             break;
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|         case VIRTUAL:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(VIRTUAL_MSG);
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|             ptr->disp_virtualX = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(VIRTUAL_MSG);
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|             ptr->disp_virtualY = val.num;
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|             break;
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|         case DEPTH:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(NUMBER_MSG, "Display");
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|             ptr->disp_depth = val.num;
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|             break;
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|         case BPP:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(NUMBER_MSG, "Display");
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|             ptr->disp_bpp = val.num;
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|             break;
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|         case VISUAL:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != STRING)
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|                 Error(QUOTE_MSG, "Display");
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|             ptr->disp_visual = val.str;
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|             break;
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|         case WEIGHT:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(WEIGHT_MSG);
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|             ptr->disp_weight.red = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(WEIGHT_MSG);
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|             ptr->disp_weight.green = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(WEIGHT_MSG);
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|             ptr->disp_weight.blue = val.num;
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|             break;
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|         case BLACK_TOK:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(BLACK_MSG);
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|             ptr->disp_black.red = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(BLACK_MSG);
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|             ptr->disp_black.green = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(BLACK_MSG);
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|             ptr->disp_black.blue = val.num;
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|             break;
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|         case WHITE_TOK:
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(WHITE_MSG);
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|             ptr->disp_white.red = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(WHITE_MSG);
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|             ptr->disp_white.green = val.num;
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|             if (xf86getSubToken(&(ptr->disp_comment)) != NUMBER)
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|                 Error(WHITE_MSG);
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|             ptr->disp_white.blue = val.num;
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|             break;
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|         case MODES:
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|         {
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|             XF86ModePtr mptr;
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| 
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|             while ((token =
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|                     xf86getSubTokenWithTab(&(ptr->disp_comment),
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|                                            DisplayTab)) == STRING) {
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|                 mptr = calloc(1, sizeof(XF86ModeRec));
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|                 mptr->mode_name = val.str;
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|                 mptr->list.next = NULL;
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|                 ptr->disp_mode_lst = (XF86ModePtr)
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|                     xf86addListItem((glp) ptr->disp_mode_lst, (glp) mptr);
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|             }
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|             xf86unGetToken(token);
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|         }
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|             break;
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|         case OPTION:
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|             ptr->disp_option_lst = xf86parseOption(ptr->disp_option_lst);
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|             break;
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| 
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|         case EOF_TOKEN:
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|             Error(UNEXPECTED_EOF_MSG);
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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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|     printf("Display subsection 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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| static xf86ConfigSymTabRec ScreenTab[] = {
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|     {ENDSECTION, "endsection"},
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|     {IDENTIFIER, "identifier"},
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|     {OBSDRIVER, "driver"},
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|     {MDEVICE, "device"},
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|     {MONITOR, "monitor"},
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|     {VIDEOADAPTOR, "videoadaptor"},
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|     {SCREENNO, "screenno"},
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|     {SUBSECTION, "subsection"},
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|     {DEFAULTDEPTH, "defaultcolordepth"},
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|     {DEFAULTDEPTH, "defaultdepth"},
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|     {DEFAULTBPP, "defaultbpp"},
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|     {DEFAULTFBBPP, "defaultfbbpp"},
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|     {VIRTUAL, "virtual"},
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|     {OPTION, "option"},
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|     {-1, ""},
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| };
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| 
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| #define CLEANUP xf86freeScreenList
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| XF86ConfScreenPtr
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| xf86parseScreenSection(void)
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| {
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|     int has_ident = FALSE;
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|     int has_driver = FALSE;
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|     int token;
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| 
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|     parsePrologue(XF86ConfScreenPtr, XF86ConfScreenRec)
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| 
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|         while ((token = xf86getToken(ScreenTab)) != ENDSECTION) {
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|         switch (token) {
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|         case COMMENT:
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|             ptr->scrn_comment = xf86addComment(ptr->scrn_comment, val.str);
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|             break;
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|         case IDENTIFIER:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != STRING)
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|                 Error(QUOTE_MSG, "Identifier");
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|             ptr->scrn_identifier = val.str;
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|             if (has_ident || has_driver)
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|                 Error(ONLY_ONE_MSG, "Identifier or Driver");
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|             has_ident = TRUE;
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|             break;
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|         case OBSDRIVER:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != STRING)
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|                 Error(QUOTE_MSG, "Driver");
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|             ptr->scrn_obso_driver = val.str;
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|             if (has_ident || has_driver)
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|                 Error(ONLY_ONE_MSG, "Identifier or Driver");
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|             has_driver = TRUE;
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|             break;
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|         case DEFAULTDEPTH:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != NUMBER)
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|                 Error(NUMBER_MSG, "DefaultDepth");
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|             ptr->scrn_defaultdepth = val.num;
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|             break;
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|         case DEFAULTBPP:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != NUMBER)
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|                 Error(NUMBER_MSG, "DefaultBPP");
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|             ptr->scrn_defaultbpp = val.num;
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|             break;
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|         case DEFAULTFBBPP:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != NUMBER)
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|                 Error(NUMBER_MSG, "DefaultFbBPP");
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|             ptr->scrn_defaultfbbpp = val.num;
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|             break;
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|         case MDEVICE:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != STRING)
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|                 Error(QUOTE_MSG, "Device");
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|             ptr->scrn_device_str = val.str;
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|             break;
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|         case MONITOR:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != STRING)
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|                 Error(QUOTE_MSG, "Monitor");
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|             ptr->scrn_monitor_str = val.str;
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|             break;
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|         case VIDEOADAPTOR:
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|         {
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|             XF86ConfAdaptorLinkPtr aptr;
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| 
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != STRING)
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|                 Error(QUOTE_MSG, "VideoAdaptor");
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| 
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|             /* Don't allow duplicates */
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|             for (aptr = ptr->scrn_adaptor_lst; aptr;
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|                  aptr = (XF86ConfAdaptorLinkPtr) aptr->list.next)
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|                 if (xf86nameCompare(val.str, aptr->al_adaptor_str) == 0)
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|                     break;
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| 
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|             if (aptr == NULL) {
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|                 aptr = calloc(1, sizeof(XF86ConfAdaptorLinkRec));
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|                 aptr->list.next = NULL;
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|                 aptr->al_adaptor_str = val.str;
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|                 ptr->scrn_adaptor_lst = (XF86ConfAdaptorLinkPtr)
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|                     xf86addListItem((glp) ptr->scrn_adaptor_lst, (glp) aptr);
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|             }
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|         }
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|             break;
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|         case VIRTUAL:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != NUMBER)
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|                 Error(VIRTUAL_MSG);
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|             ptr->scrn_virtualX = val.num;
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != NUMBER)
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|                 Error(VIRTUAL_MSG);
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|             ptr->scrn_virtualY = val.num;
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|             break;
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|         case OPTION:
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|             ptr->scrn_option_lst = xf86parseOption(ptr->scrn_option_lst);
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|             break;
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|         case SUBSECTION:
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|             if (xf86getSubToken(&(ptr->scrn_comment)) != STRING)
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|                 Error(QUOTE_MSG, "SubSection");
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|             {
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|                 free(val.str);
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|                 HANDLE_LIST(scrn_display_lst, xf86parseDisplaySubSection,
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|                             XF86ConfDisplayPtr);
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|             }
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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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|         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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|     if (!has_ident && !has_driver)
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|         Error(NO_IDENT_MSG);
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| 
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| #ifdef DEBUG
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|     printf("Screen 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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| void
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| xf86printScreenSection(FILE * cf, XF86ConfScreenPtr ptr)
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| {
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|     XF86ConfAdaptorLinkPtr aptr;
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|     XF86ConfDisplayPtr dptr;
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|     XF86ModePtr mptr;
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| 
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|     while (ptr) {
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|         fprintf(cf, "Section \"Screen\"\n");
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|         if (ptr->scrn_comment)
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|             fprintf(cf, "%s", ptr->scrn_comment);
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|         if (ptr->scrn_identifier)
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|             fprintf(cf, "\tIdentifier \"%s\"\n", ptr->scrn_identifier);
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|         if (ptr->scrn_obso_driver)
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|             fprintf(cf, "\tDriver     \"%s\"\n", ptr->scrn_obso_driver);
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|         if (ptr->scrn_device_str)
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|             fprintf(cf, "\tDevice     \"%s\"\n", ptr->scrn_device_str);
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|         if (ptr->scrn_monitor_str)
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|             fprintf(cf, "\tMonitor    \"%s\"\n", ptr->scrn_monitor_str);
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|         if (ptr->scrn_defaultdepth)
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|             fprintf(cf, "\tDefaultDepth     %d\n", ptr->scrn_defaultdepth);
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|         if (ptr->scrn_defaultbpp)
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|             fprintf(cf, "\tDefaultBPP     %d\n", ptr->scrn_defaultbpp);
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|         if (ptr->scrn_defaultfbbpp)
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|             fprintf(cf, "\tDefaultFbBPP     %d\n", ptr->scrn_defaultfbbpp);
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|         xf86printOptionList(cf, ptr->scrn_option_lst, 1);
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|         for (aptr = ptr->scrn_adaptor_lst; aptr; aptr = aptr->list.next) {
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|             fprintf(cf, "\tVideoAdaptor \"%s\"\n", aptr->al_adaptor_str);
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|         }
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|         if (ptr->scrn_virtualX && ptr->scrn_virtualY)
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|             fprintf(cf, "\tVirtual     %d %d\n",
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|                     ptr->scrn_virtualX, ptr->scrn_virtualY);
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|         for (dptr = ptr->scrn_display_lst; dptr; dptr = dptr->list.next) {
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|             fprintf(cf, "\tSubSection \"Display\"\n");
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|             if (dptr->disp_comment)
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|                 fprintf(cf, "%s", dptr->disp_comment);
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|             if (dptr->disp_frameX0 >= 0 || dptr->disp_frameY0 >= 0) {
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|                 fprintf(cf, "\t\tViewport   %d %d\n",
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|                         dptr->disp_frameX0, dptr->disp_frameY0);
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|             }
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|             if (dptr->disp_virtualX != 0 || dptr->disp_virtualY != 0) {
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|                 fprintf(cf, "\t\tVirtual   %d %d\n",
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|                         dptr->disp_virtualX, dptr->disp_virtualY);
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|             }
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|             if (dptr->disp_depth) {
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|                 fprintf(cf, "\t\tDepth     %d\n", dptr->disp_depth);
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|             }
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|             if (dptr->disp_bpp) {
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|                 fprintf(cf, "\t\tFbBPP     %d\n", dptr->disp_bpp);
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|             }
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|             if (dptr->disp_visual) {
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|                 fprintf(cf, "\t\tVisual    \"%s\"\n", dptr->disp_visual);
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|             }
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|             if (dptr->disp_weight.red != 0) {
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|                 fprintf(cf, "\t\tWeight    %d %d %d\n",
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|                         dptr->disp_weight.red, dptr->disp_weight.green,
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|                         dptr->disp_weight.blue);
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|             }
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|             if (dptr->disp_black.red != -1) {
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|                 fprintf(cf, "\t\tBlack     0x%04x 0x%04x 0x%04x\n",
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|                         dptr->disp_black.red, dptr->disp_black.green,
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|                         dptr->disp_black.blue);
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|             }
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|             if (dptr->disp_white.red != -1) {
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|                 fprintf(cf, "\t\tWhite     0x%04x 0x%04x 0x%04x\n",
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|                         dptr->disp_white.red, dptr->disp_white.green,
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|                         dptr->disp_white.blue);
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|             }
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|             if (dptr->disp_mode_lst) {
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|                 fprintf(cf, "\t\tModes   ");
 | |
|             }
 | |
|             for (mptr = dptr->disp_mode_lst; mptr; mptr = mptr->list.next) {
 | |
|                 fprintf(cf, " \"%s\"", mptr->mode_name);
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|             }
 | |
|             if (dptr->disp_mode_lst) {
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|                 fprintf(cf, "\n");
 | |
|             }
 | |
|             xf86printOptionList(cf, dptr->disp_option_lst, 2);
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|             fprintf(cf, "\tEndSubSection\n");
 | |
|         }
 | |
|         fprintf(cf, "EndSection\n\n");
 | |
|         ptr = ptr->list.next;
 | |
|     }
 | |
| 
 | |
| }
 | |
| 
 | |
| void
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| xf86freeScreenList(XF86ConfScreenPtr ptr)
 | |
| {
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|     XF86ConfScreenPtr prev;
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| 
 | |
|     while (ptr) {
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|         TestFree(ptr->scrn_identifier);
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|         TestFree(ptr->scrn_monitor_str);
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|         TestFree(ptr->scrn_device_str);
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|         TestFree(ptr->scrn_comment);
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|         xf86optionListFree(ptr->scrn_option_lst);
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|         xf86freeAdaptorLinkList(ptr->scrn_adaptor_lst);
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|         xf86freeDisplayList(ptr->scrn_display_lst);
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|         prev = ptr;
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|         ptr = ptr->list.next;
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|         free(prev);
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|     }
 | |
| }
 | |
| 
 | |
| void
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| xf86freeAdaptorLinkList(XF86ConfAdaptorLinkPtr ptr)
 | |
| {
 | |
|     XF86ConfAdaptorLinkPtr prev;
 | |
| 
 | |
|     while (ptr) {
 | |
|         TestFree(ptr->al_adaptor_str);
 | |
|         prev = ptr;
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|         ptr = ptr->list.next;
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|         free(prev);
 | |
|     }
 | |
| }
 | |
| 
 | |
| void
 | |
| xf86freeDisplayList(XF86ConfDisplayPtr ptr)
 | |
| {
 | |
|     XF86ConfDisplayPtr prev;
 | |
| 
 | |
|     while (ptr) {
 | |
|         xf86freeModeList(ptr->disp_mode_lst);
 | |
|         xf86optionListFree(ptr->disp_option_lst);
 | |
|         prev = ptr;
 | |
|         ptr = ptr->list.next;
 | |
|         free(prev);
 | |
|     }
 | |
| }
 | |
| 
 | |
| void
 | |
| xf86freeModeList(XF86ModePtr ptr)
 | |
| {
 | |
|     XF86ModePtr prev;
 | |
| 
 | |
|     while (ptr) {
 | |
|         TestFree(ptr->mode_name);
 | |
|         prev = ptr;
 | |
|         ptr = ptr->list.next;
 | |
|         free(prev);
 | |
|     }
 | |
| }
 | |
| 
 | |
| int
 | |
| xf86validateScreen(XF86ConfigPtr p)
 | |
| {
 | |
|     XF86ConfScreenPtr screen = p->conf_screen_lst;
 | |
|     XF86ConfMonitorPtr monitor;
 | |
|     XF86ConfAdaptorLinkPtr adaptor;
 | |
| 
 | |
|     while (screen) {
 | |
|         if (screen->scrn_obso_driver && !screen->scrn_identifier)
 | |
|             screen->scrn_identifier = screen->scrn_obso_driver;
 | |
| 
 | |
|         monitor =
 | |
|             xf86findMonitor(screen->scrn_monitor_str, p->conf_monitor_lst);
 | |
|         if (screen->scrn_monitor_str) {
 | |
|             if (monitor) {
 | |
|                 screen->scrn_monitor = monitor;
 | |
|                 if (!xf86validateMonitor(p, screen))
 | |
|                     return FALSE;
 | |
|             }
 | |
|         }
 | |
| 
 | |
|         screen->scrn_device =
 | |
|             xf86findDevice(screen->scrn_device_str, p->conf_device_lst);
 | |
| 
 | |
|         adaptor = screen->scrn_adaptor_lst;
 | |
|         while (adaptor) {
 | |
|             adaptor->al_adaptor =
 | |
|                 xf86findVideoAdaptor(adaptor->al_adaptor_str,
 | |
|                                      p->conf_videoadaptor_lst);
 | |
|             if (!adaptor->al_adaptor) {
 | |
|                 xf86validationError(UNDEFINED_ADAPTOR_MSG,
 | |
|                                     adaptor->al_adaptor_str,
 | |
|                                     screen->scrn_identifier);
 | |
|                 return FALSE;
 | |
|             }
 | |
|             else if (adaptor->al_adaptor->va_fwdref) {
 | |
|                 xf86validationError(ADAPTOR_REF_TWICE_MSG,
 | |
|                                     adaptor->al_adaptor_str,
 | |
|                                     adaptor->al_adaptor->va_fwdref);
 | |
|                 return FALSE;
 | |
|             }
 | |
| 
 | |
|             adaptor->al_adaptor->va_fwdref = strdup(screen->scrn_identifier);
 | |
|             adaptor = adaptor->list.next;
 | |
|         }
 | |
| 
 | |
|         screen = screen->list.next;
 | |
|     }
 | |
| 
 | |
|     return TRUE;
 | |
| }
 | |
| 
 | |
| XF86ConfScreenPtr
 | |
| xf86findScreen(const char *ident, XF86ConfScreenPtr p)
 | |
| {
 | |
|     while (p) {
 | |
|         if (xf86nameCompare(ident, p->scrn_identifier) == 0)
 | |
|             return p;
 | |
| 
 | |
|         p = p->list.next;
 | |
|     }
 | |
|     return NULL;
 | |
| }
 |