/* 

 * tclLoadNone.c --

 *

 *	This procedure provides a version of the TclLoadFile for use

 *	in systems that don't support dynamic loading; it just returns

 *	an error.

 *

 * Copyright (c) 1995-1997 Sun Microsystems, Inc.

 *

 * See the file "license.terms" for information on usage and redistribution

 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.

 *

 * RCS: @(#) $Id: tclLoadNone.c,v 1.11 2002/07/18 16:26:03 vincentdarley Exp $

 */

#include "tclInt.h"

/*

 *----------------------------------------------------------------------

 *

 * TclpDlopen --

 *

 *	This procedure is called to carry out dynamic loading of binary

 *	code;  it is intended for use only on systems that don't support

 *	dynamic loading (it returns an error).

 *

 * Results:

 *	The result is TCL_ERROR, and an error message is left in

 *	the interp's result.

 *

 * Side effects:

 *	None.

 *

 *----------------------------------------------------------------------

 */

int

TclpDlopen(interp, pathPtr, loadHandle, unloadProcPtr)

    Tcl_Interp *interp;		/* Used for error reporting. */

    Tcl_Obj *pathPtr;		/* Name of the file containing the desired

				 * code (UTF-8). */

    Tcl_LoadHandle *loadHandle;	/* Filled with token for dynamically loaded

				 * file which will be passed back to 

				 * (*unloadProcPtr)() to unload the file. */

    Tcl_FSUnloadFileProc **unloadProcPtr;	

				/* Filled with address of Tcl_FSUnloadFileProc

				 * function which should be used for

				 * this file. */

{

    Tcl_SetResult(interp,

	    "dynamic loading is not currently available on this system",

	    TCL_STATIC);

    return TCL_ERROR;

}

/*

 *----------------------------------------------------------------------

 *

 * TclpFindSymbol --

 *

 *	Looks up a symbol, by name, through a handle associated with

 *	a previously loaded piece of code (shared library).

 *

 * Results:

 *	Returns a pointer to the function associated with 'symbol' if

 *	it is found.  Otherwise returns NULL and may leave an error

 *	message in the interp's result.

 *

 *----------------------------------------------------------------------

 */

Tcl_PackageInitProc*

TclpFindSymbol(interp, loadHandle, symbol) 

    Tcl_Interp *interp;

    Tcl_LoadHandle loadHandle;

    CONST char *symbol;

{

    return NULL;

}

/*

 *----------------------------------------------------------------------

 *

 * TclGuessPackageName --

 *

 *	If the "load" command is invoked without providing a package

 *	name, this procedure is invoked to try to figure it out.

 *

 * Results:

 *	Always returns 0 to indicate that we couldn't figure out a

 *	package name;  generic code will then try to guess the package

 *	from the file name.  A return value of 1 would have meant that

 *	we figured out the package name and put it in bufPtr.

 *

 * Side effects:

 *	None.

 *

 *----------------------------------------------------------------------

 */

int

TclGuessPackageName(fileName, bufPtr)

    CONST char *fileName;	/* Name of file containing package (already

				 * translated to local form if needed). */

    Tcl_DString *bufPtr;	/* Initialized empty dstring.  Append

				 * package name to this if possible. */

{

    return 0;

}

/*

 *----------------------------------------------------------------------

 *

 * TclpUnloadFile --

 *

 *    This procedure is called to carry out dynamic unloading of binary

 *    code;  it is intended for use only on systems that don't support

 *    dynamic loading (it does nothing).

 *

 * Results:

 *    None.

 *

 * Side effects:

 *    None.

 *

 *----------------------------------------------------------------------

 */

void

TclpUnloadFile(loadHandle)

    Tcl_LoadHandle loadHandle;	/* loadHandle returned by a previous call

				 * to TclpDlopen().  The loadHandle is 

				 * a token that represents the loaded 

				 * file. */

{

}