168 lines
4.0 KiB
C
168 lines
4.0 KiB
C
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/*
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* pkgd.c --
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*
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* This file contains a simple Tcl package "pkgd" that is intended for
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* testing the Tcl dynamic loading facilities. It can be used in both
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* safe and unsafe interpreters.
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*
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* Copyright (c) 1995 Sun Microsystems, Inc.
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*
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* See the file "license.terms" for information on usage and redistribution of
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* this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*/
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#undef STATIC_BUILD
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#include "tcl.h"
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/*
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* Prototypes for procedures defined later in this file:
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*/
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static int Pkgd_SubObjCmd(ClientData clientData,
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Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]);
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static int Pkgd_UnsafeObjCmd(ClientData clientData,
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Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]);
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/*
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*----------------------------------------------------------------------
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*
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* Pkgd_SubObjCmd --
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*
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* This procedure is invoked to process the "pkgd_sub" Tcl command. It
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* expects two arguments and returns their difference.
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*
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* Results:
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* A standard Tcl result.
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*
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* Side effects:
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* See the user documentation.
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*
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*----------------------------------------------------------------------
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*/
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static int
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Pkgd_SubObjCmd(
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ClientData dummy, /* Not used. */
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Tcl_Interp *interp, /* Current interpreter. */
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int objc, /* Number of arguments. */
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Tcl_Obj *const objv[]) /* Argument objects. */
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{
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int first, second;
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(void)dummy;
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if (objc != 3) {
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Tcl_WrongNumArgs(interp, 1, objv, "num num");
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return TCL_ERROR;
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}
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if ((Tcl_GetIntFromObj(interp, objv[1], &first) != TCL_OK)
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|| (Tcl_GetIntFromObj(interp, objv[2], &second) != TCL_OK)) {
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return TCL_ERROR;
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}
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Tcl_SetObjResult(interp, Tcl_NewIntObj(first - second));
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return TCL_OK;
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}
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/*
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*----------------------------------------------------------------------
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*
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* Pkgd_UnsafeCmd --
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*
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* This procedure is invoked to process the "pkgd_unsafe" Tcl command. It
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* just returns a constant string.
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*
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* Results:
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* A standard Tcl result.
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*
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* Side effects:
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* See the user documentation.
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*
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*----------------------------------------------------------------------
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*/
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static int
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Pkgd_UnsafeObjCmd(
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ClientData dummy, /* Not used. */
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Tcl_Interp *interp, /* Current interpreter. */
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int objc, /* Number of arguments. */
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Tcl_Obj *const objv[]) /* Argument objects. */
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{
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(void)dummy;
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(void)objc;
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(void)objv;
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Tcl_SetObjResult(interp, Tcl_NewStringObj("unsafe command invoked", -1));
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return TCL_OK;
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}
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/*
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*----------------------------------------------------------------------
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*
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* Pkgd_Init --
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*
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* This is a package initialization procedure, which is called by Tcl
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* when this package is to be added to an interpreter.
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*
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* Results:
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* None.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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DLLEXPORT int
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Pkgd_Init(
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Tcl_Interp *interp) /* Interpreter in which the package is to be
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* made available. */
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{
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int code;
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if (Tcl_InitStubs(interp, "8.5", 0) == NULL) {
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return TCL_ERROR;
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}
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code = Tcl_PkgProvide(interp, "pkgd", "7.3");
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if (code != TCL_OK) {
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return code;
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}
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Tcl_CreateObjCommand(interp, "pkgd_sub", Pkgd_SubObjCmd, NULL, NULL);
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Tcl_CreateObjCommand(interp, "pkgd_unsafe", Pkgd_UnsafeObjCmd, NULL,
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NULL);
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return TCL_OK;
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}
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/*
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*----------------------------------------------------------------------
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*
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* Pkgd_SafeInit --
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*
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* This is a package initialization procedure, which is called by Tcl
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* when this package is to be added to a safe interpreter.
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*
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* Results:
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* None.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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DLLEXPORT int
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Pkgd_SafeInit(
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Tcl_Interp *interp) /* Interpreter in which the package is to be
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* made available. */
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{
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int code;
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if (Tcl_InitStubs(interp, "8.5", 0) == NULL) {
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return TCL_ERROR;
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}
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code = Tcl_PkgProvide(interp, "pkgd", "7.3");
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if (code != TCL_OK) {
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return code;
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}
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Tcl_CreateObjCommand(interp, "pkgd_sub", Pkgd_SubObjCmd, NULL, NULL);
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return TCL_OK;
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}
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