/* * 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 1.1.1.1 2007/07/10 15:04:23 duncan 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. */ { }