228 lines
6.4 KiB
C
228 lines
6.4 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $TOG: DtUtil.c /main/10 1998/07/30 12:13:08 mgreess $ */
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/*
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* (c) Copyright 1993, 1994 Hewlett-Packard Company *
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* (c) Copyright 1993, 1994 International Business Machines Corp. *
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* (c) Copyright 1993, 1994 Sun Microsystems, Inc. *
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* (c) Copyright 1993, 1994 Novell, Inc. *
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*/
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/******************************************************************************
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*
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* File Name: DtUtil.c
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*
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* Contains the DT functions used by an application to connect to the
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* underlying communications mechanism.
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*
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*****************************************************************************/
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <netdb.h>
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#include <X11/Xlib.h>
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#include <X11/Intrinsic.h>
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#include <X11/StringDefs.h>
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#include <Xm/Xm.h>
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#include <Dt/DtP.h>
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#include <Dt/UserMsg.h>
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#include <Dt/DtNlUtils.h>
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#include <Dt/EnvControlP.h>
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#include "DtSvcLock.h"
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/*****************************************
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*
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* External functions not defined in header files.
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*
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*****************************************/
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/******** End Public Function Declarations ********/
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/******** Static Function Declarations ********/
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static Boolean DtBigInitialize(
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Display *display,
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Widget widget,
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char *name,
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char *toolClass,
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XtAppContext app_context) ;
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static void InitButtonLabels( void ) ;
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static void DtGlobalsInitialize(
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Display *display,
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char *name,
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char *toolClass) ;
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/******** End Static Function Declarations ********/
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/*****************************************
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*
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* Global variables
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*
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*****************************************/
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XrmDatabase _DtResourceDatabase = NULL; /* This Dt global indicates which
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Xrm database should be read for
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resources. */
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XtAppContext _DtAppContext = NULL; /* This Dt global keeps track of the
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app-context, if one has been
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specified. Note that libXv does
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not yet support multiple app-
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contexts. */
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XtAppContext *_DtInitAppContextp = NULL;
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Widget _DtInitTtContextWidget = NULL;
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Display *_DtDisplay = NULL; /* This global variable is saved
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when a client invokes "DtInitialize"
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It is used later to get resources
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when the DT databases are loaded.*/
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char *_DtApplicationName = NULL; /* This global variable is the
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client's "ApplicationName". */
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char *_DtApplicationClass = NULL; /* This global variable is the
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client's "ApplicationClass". */
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char *_DtToolClass = NULL; /* Tool class passed to _DtInit...() */
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/* Localizable button labels */
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const char * _DtOkString = NULL;
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const char * _DtCancelString = NULL;
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const char * _DtHelpString = NULL;
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const char * _DtApplyString = NULL;
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const char * _DtCloseString = NULL;
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/*********************************************
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*
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* Initialization Functions
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*
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*********************************************/
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Boolean
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DtAppInitialize(
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XtAppContext app_context,
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Display *display,
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Widget widget,
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char *name,
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char *toolClass )
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{
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Boolean result;
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_DtSvcAppLock(app_context);
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result = DtBigInitialize (display, widget, name, toolClass, app_context);
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_DtSvcAppUnlock(app_context);
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return (result);
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}
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Boolean
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DtInitialize(
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Display *display,
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Widget widget,
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char *name,
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char *toolClass )
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{
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Boolean result;
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_DtSvcDisplayToAppContext(display);
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_DtSvcAppLock(app);
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result = DtBigInitialize (display, widget, name, toolClass, NULL);
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_DtSvcAppUnlock(app);
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return (result);
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}
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static Boolean
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DtBigInitialize(
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Display *display,
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Widget widget,
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char *name,
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char *toolClass,
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XtAppContext app_context )
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{
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static Boolean initialized = False;
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/* Initialization can only be performed once. */
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_DtSvcProcessLock();
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if (initialized) {
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_DtSvcProcessUnlock();
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return (False);
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}
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/* Preserve the pre-Dt environ and add Dt-specifics to environ */
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(void) _DtEnvControl (DT_ENV_SET);
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/* Initialize a bunch of miscellaneous things. */
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DtNlInitialize();
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InitButtonLabels();
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DtGlobalsInitialize (display, name, toolClass);
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if ( XmIsGadget(widget) )
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_DtInitTtContextWidget = XtParent(widget);
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else
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_DtInitTtContextWidget = widget;
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if (app_context)
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_DtAppContext = app_context;
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else
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_DtAppContext = XtWidgetToApplicationContext(_DtInitTtContextWidget);
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_DtInitAppContextp = &_DtAppContext;
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initialized = TRUE;
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_DtSvcProcessUnlock();
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return (initialized);
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}
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/* Initialize the global button labels */
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static void
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InitButtonLabels( void )
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{
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_DtOkString = XtNewString(Dt11GETMESSAGE(28, 1, "OK"));
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_DtCancelString = XtNewString(Dt11GETMESSAGE(28, 2, "Cancel"));
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_DtHelpString = XtNewString(Dt11GETMESSAGE(28, 3, "Help"));
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_DtApplyString = XtNewString(Dt11GETMESSAGE(28, 4, "Apply"));
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_DtCloseString = XtNewString(Dt11GETMESSAGE(28, 5, "Close"));
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}
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static void
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DtGlobalsInitialize(
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Display *display,
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char *name,
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char *toolClass )
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{
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_DtResourceDatabase = XtDatabase (display);
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DtProgName = name;
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_DtToolClass = XtNewString(toolClass);
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XeToolClass = XtNewString (toolClass);
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/*
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* Save the application name and application class.
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*/
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_DtDisplay = display;
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XtGetApplicationNameAndClass (display,
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&_DtApplicationName,
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&_DtApplicationClass);
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}
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