/* * pkgπ.c -- * * This file contains a simple Tcl package "pkgπ" that is intended for * testing the Tcl dynamic loading facilities. * * Copyright © 1995 Sun Microsystems, Inc. * * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. */ #undef STATIC_BUILD #include "tcl.h" /* *---------------------------------------------------------------------- * * Pkga_EqObjCmd -- * * This procedure is invoked to process the "pkga_eq" Tcl command. It * expects two arguments and returns 1 if they are the same, 0 if they * are different. * * Results: * A standard Tcl result. * * Side effects: * See the user documentation. * *---------------------------------------------------------------------- */ static int Pkg\u03C0_\u03A0ObjCmd( void *dummy, /* Not used. */ Tcl_Interp *interp, /* Current interpreter. */ int objc, /* Number of arguments. */ Tcl_Obj *const objv[]) /* Argument objects. */ { (void)dummy; if (objc != 1) { Tcl_WrongNumArgs(interp, 1, objv, ""); return TCL_ERROR; } Tcl_SetObjResult(interp, Tcl_NewDoubleObj(3.14159)); return TCL_OK; } /* *---------------------------------------------------------------------- * * Pkgπ_Init -- * * This is a package initialization procedure, which is called by Tcl * when this package is to be added to an interpreter. * * Results: * None. * * Side effects: * None. * *---------------------------------------------------------------------- */ DLLEXPORT int Pkg\u03C0_Init( Tcl_Interp *interp) /* Interpreter in which the package is to be * made available. */ { int code; if (Tcl_InitStubs(interp, "9.0", 0) == NULL) { return TCL_ERROR; } code = Tcl_PkgProvide(interp, "pkgπ", "1.0"); if (code != TCL_OK) { return code; } Tcl_CreateObjCommand(interp, "π", Pkg\u03C0_\u03A0ObjCmd, NULL, NULL); return TCL_OK; }