263 lines
		
	
	
		
			7.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			263 lines
		
	
	
		
			7.1 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"),
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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 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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/* View/edit this file with tab stops set to 4 */
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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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#include "xf86Parser.h"
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#include "xf86tokens.h"
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#include "Configint.h"
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extern LexRec val;
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static xf86ConfigSymTabRec SubModuleTab[] =
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{
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	{ENDSUBSECTION, "endsubsection"},
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	{OPTION, "option"},
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	{-1, ""},
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};
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static xf86ConfigSymTabRec ModuleTab[] =
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{
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	{ENDSECTION, "endsection"},
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	{LOAD, "load"},
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	{LOAD_DRIVER, "loaddriver"},
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	{SUBSECTION, "subsection"},
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	{-1, ""},
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};
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#define CLEANUP xf86freeModules
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XF86LoadPtr
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xf86parseModuleSubSection (XF86LoadPtr head, char *name)
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{
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	int token;
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	parsePrologue (XF86LoadPtr, XF86LoadRec)
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	ptr->load_name = name;
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	ptr->load_type = XF86_LOAD_MODULE;
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        ptr->ignore    = 0;
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	ptr->load_opt  = NULL;
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	ptr->list.next = NULL;
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	while ((token = xf86getToken (SubModuleTab)) != ENDSUBSECTION)
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	{
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		switch (token)
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		{
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		case COMMENT:
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			ptr->load_comment = xf86addComment(ptr->load_comment, val.str);
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			break;
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		case OPTION:
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			ptr->load_opt = xf86parseOption(ptr->load_opt);
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			break;
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		case EOF_TOKEN:
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			xf86parseError (UNEXPECTED_EOF_MSG, NULL);
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			xf86conffree(ptr);
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			return NULL;
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		default:
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			xf86parseError (INVALID_KEYWORD_MSG, xf86tokenString ());
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			xf86conffree(ptr);
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			return NULL;
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			break;
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		}
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	}
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	return ((XF86LoadPtr) xf86addListItem ((glp) head, (glp) ptr));
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}
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XF86ConfModulePtr
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xf86parseModuleSection (void)
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{
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	int token;
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	parsePrologue (XF86ConfModulePtr, XF86ConfModuleRec)
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	while ((token = xf86getToken (ModuleTab)) != ENDSECTION)
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	{
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		switch (token)
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		{
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		case COMMENT:
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			ptr->mod_comment = xf86addComment(ptr->mod_comment, val.str);
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			break;
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		case LOAD:
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			if (xf86getSubToken (&(ptr->mod_comment)) != STRING)
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				Error (QUOTE_MSG, "Load");
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			ptr->mod_load_lst =
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				xf86addNewLoadDirective (ptr->mod_load_lst, val.str,
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									 XF86_LOAD_MODULE, NULL);
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			break;
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		case LOAD_DRIVER:
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			if (xf86getSubToken (&(ptr->mod_comment)) != STRING)
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				Error (QUOTE_MSG, "LoadDriver");
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			ptr->mod_load_lst =
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				xf86addNewLoadDirective (ptr->mod_load_lst, val.str,
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									 XF86_LOAD_DRIVER, NULL);
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			break;
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		case SUBSECTION:
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			if (xf86getSubToken (&(ptr->mod_comment)) != STRING)
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						Error (QUOTE_MSG, "SubSection");
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			ptr->mod_load_lst =
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				xf86parseModuleSubSection (ptr->mod_load_lst, val.str);
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			break;
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		case EOF_TOKEN:
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			Error (UNEXPECTED_EOF_MSG, NULL);
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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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#ifdef DEBUG
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	printf ("Module section parsed\n");
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#endif
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	return ptr;
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}
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#undef CLEANUP
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void
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xf86printModuleSection (FILE * cf, XF86ConfModulePtr ptr)
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{
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	XF86LoadPtr lptr;
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	if (ptr == NULL)
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		return;
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	if (ptr->mod_comment)
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		fprintf(cf, "%s", ptr->mod_comment);
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	for (lptr = ptr->mod_load_lst; lptr; lptr = lptr->list.next)
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	{
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		switch (lptr->load_type)
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		{
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		case XF86_LOAD_MODULE:
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			if( lptr->load_opt == NULL ) {
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				fprintf (cf, "\tLoad  \"%s\"", lptr->load_name);
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				if (lptr->load_comment)
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					fprintf(cf, "%s", lptr->load_comment);
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				else
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					fputc('\n', cf);
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			}
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			else
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			{
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				fprintf (cf, "\tSubSection \"%s\"\n", lptr->load_name);
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				if (lptr->load_comment)
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					fprintf(cf, "%s", lptr->load_comment);
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				xf86printOptionList(cf, lptr->load_opt, 2);
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				fprintf (cf, "\tEndSubSection\n");
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			}
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			break;
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		case XF86_LOAD_DRIVER:
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			fprintf (cf, "\tLoadDriver  \"%s\"", lptr->load_name);
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				if (lptr->load_comment)
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					fprintf(cf, "%s", lptr->load_comment);
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				else
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					fputc('\n', cf);
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			break;
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#if 0
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		default:
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			fprintf (cf, "#\tUnknown type  \"%s\"\n", lptr->load_name);
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			break;
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#endif
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		}
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	}
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}
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XF86LoadPtr
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xf86addNewLoadDirective (XF86LoadPtr head, char *name, int type, XF86OptionPtr opts)
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{
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	XF86LoadPtr new;
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	int token;
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	new = xf86confcalloc (1, sizeof (XF86LoadRec));
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	new->load_name = name;
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	new->load_type = type;
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	new->load_opt  = opts;
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        new->ignore    = 0;
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	new->list.next = NULL;
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	if ((token = xf86getToken(NULL)) == COMMENT)
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		new->load_comment = xf86addComment(new->load_comment, val.str);
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	else
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		xf86unGetToken(token);
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	return ((XF86LoadPtr) xf86addListItem ((glp) head, (glp) new));
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}
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void
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xf86freeModules (XF86ConfModulePtr ptr)
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{
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	XF86LoadPtr lptr;
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	XF86LoadPtr prev;
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	if (ptr == NULL)
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		return;
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	lptr = ptr->mod_load_lst;
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	while (lptr)
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	{
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		TestFree (lptr->load_name);
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		TestFree (lptr->load_comment);
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		prev = lptr;
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		lptr = lptr->list.next;
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		xf86conffree (prev);
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	}
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	TestFree (ptr->mod_comment);
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	xf86conffree (ptr);
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}
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