/* * pkgb.c -- * * This file contains a simple Tcl package "pkgb" that is intended for * testing the Tcl dynamic loading facilities. It can be used in both * safe and unsafe interpreters. * * Copyright (c) 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" /* * Prototypes for procedures defined later in this file: */ static int Pkgb_SubObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); static int Pkgb_UnsafeObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); static int Pkgb_DemoObjCmd(ClientData clientData, Tcl_Interp *interp, int objc, Tcl_Obj *const objv[]); /* *---------------------------------------------------------------------- * * Pkgb_SubObjCmd -- * * This procedure is invoked to process the "pkgb_sub" Tcl command. It * expects two arguments and returns their difference. * * Results: * A standard Tcl result. * * Side effects: * See the user documentation. * *---------------------------------------------------------------------- */ #ifndef Tcl_GetErrorLine # define Tcl_GetErrorLine(interp) ((interp)->errorLine) #endif static int Pkgb_SubObjCmd( ClientData dummy, /* Not used. */ Tcl_Interp *interp, /* Current interpreter. */ int objc, /* Number of arguments. */ Tcl_Obj *const objv[]) /* Argument objects. */ { int first, second; (void)dummy; if (objc != 3) { Tcl_WrongNumArgs(interp, 1, objv, "num num"); return TCL_ERROR; } if ((Tcl_GetIntFromObj(interp, objv[1], &first) != TCL_OK) || (Tcl_GetIntFromObj(interp, objv[2], &second) != TCL_OK)) { char buf[TCL_INTEGER_SPACE]; sprintf(buf, "%d", Tcl_GetErrorLine(interp)); Tcl_AppendResult(interp, " in line: ", buf, NULL); return TCL_ERROR; } Tcl_SetObjResult(interp, Tcl_NewIntObj(first - second)); return TCL_OK; } /* *---------------------------------------------------------------------- * * Pkgb_UnsafeObjCmd -- * * This procedure is invoked to process the "pkgb_unsafe" Tcl command. It * just returns a constant string. * * Results: * A standard Tcl result. * * Side effects: * See the user documentation. * *---------------------------------------------------------------------- */ static int Pkgb_UnsafeObjCmd( ClientData dummy, /* Not used. */ Tcl_Interp *interp, /* Current interpreter. */ int objc, /* Number of arguments. */ Tcl_Obj *const objv[]) /* Argument objects. */ { (void)dummy; (void)objc; (void)objv; return Tcl_EvalEx(interp, "list unsafe command invoked", -1, TCL_EVAL_GLOBAL); } static int Pkgb_DemoObjCmd( ClientData dummy, /* Not used. */ Tcl_Interp *interp, /* Current interpreter. */ int objc, /* Number of arguments. */ Tcl_Obj *const objv[]) /* Argument objects. */ { #if (TCL_MAJOR_VERSION > 8) || (TCL_MINOR_VERSION > 4) Tcl_Obj *first; (void)dummy; (void)objc; (void)objv; if (Tcl_ListObjIndex(NULL, Tcl_GetEncodingSearchPath(), 0, &first) == TCL_OK) { Tcl_SetObjResult(interp, first); } #else Tcl_SetObjResult(interp, Tcl_NewStringObj(Tcl_GetDefaultEncodingDir(), -1)); #endif return TCL_OK; } /* *---------------------------------------------------------------------- * * Pkgb_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 Pkgb_Init( Tcl_Interp *interp) /* Interpreter in which the package is to be * made available. */ { int code; if (Tcl_InitStubs(interp, "8.5", 0) == NULL) { return TCL_ERROR; } code = Tcl_PkgProvide(interp, "pkgb", "2.3"); if (code != TCL_OK) { return code; } Tcl_CreateObjCommand(interp, "pkgb_sub", Pkgb_SubObjCmd, NULL, NULL); Tcl_CreateObjCommand(interp, "pkgb_unsafe", Pkgb_UnsafeObjCmd, NULL, NULL); Tcl_CreateObjCommand(interp, "pkgb_demo", Pkgb_DemoObjCmd, NULL, NULL); return TCL_OK; } /* *---------------------------------------------------------------------- * * Pkgb_SafeInit -- * * This is a package initialization procedure, which is called by Tcl * when this package is to be added to a safe interpreter. * * Results: * None. * * Side effects: * None. * *---------------------------------------------------------------------- */ DLLEXPORT int Pkgb_SafeInit( Tcl_Interp *interp) /* Interpreter in which the package is to be * made available. */ { int code; if (Tcl_InitStubs(interp, "8.5", 0) == NULL) { return TCL_ERROR; } code = Tcl_PkgProvide(interp, "pkgb", "2.3"); if (code != TCL_OK) { return code; } Tcl_CreateObjCommand(interp, "pkgb_sub", Pkgb_SubObjCmd, NULL, NULL); return TCL_OK; }