134 lines
6.7 KiB
C++
134 lines
6.7 KiB
C++
/*----------------------------------------------------------------------------*/
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/* */
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/* Copyright (c) 2021 Rexx Language Association. All rights reserved. */
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/* */
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/* This program and the accompanying materials are made available under */
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/* the terms of the Common Public License v1.0 which accompanies this */
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/* distribution. A copy is also available at the following address: */
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/* https://www.oorexx.org/license.html */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* Redistributions of source code must retain the above copyright */
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/* notice, this list of conditions and the following disclaimer. */
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/* Redistributions in binary form must reproduce the above copyright */
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/* notice, this list of conditions and the following disclaimer in */
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/* the documentation and/or other materials provided with the distribution. */
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/* */
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/* Neither the name of Rexx Language Association nor the names */
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/* of its contributors may be used to endorse or promote products */
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/* derived from this software without specific prior written permission. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE COPYright HOLDERS AND CONTRIBUTORS */
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/* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */
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/* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS */
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/* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYright */
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/* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, */
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/* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED */
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/* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */
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/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY */
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/* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
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/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS */
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/* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/*----------------------------------------------------------------------------*/
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#include <oorexxapi.h>
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#include <stdio.h>
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// -----------------------------------------------------
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RexxMethod0(int, // return type
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NoArgMethodReturn123) // native method name
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{
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return 123; // return value
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}
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// -----------------------------------------------------
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RexxMethod0(RexxObjectPtr, // return type a Rexx Object Pointer
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NoArgMethodVoid) // native method name
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{
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fprintf(stdout, "(from native code) \"NoArgMethodVoid\"\n");
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return NULLOBJECT; // indicate no return value !
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}
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// -----------------------------------------------------
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RexxMethod1(int, // return type
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OneArgMethodReturnArg, // native method name
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OPTIONAL_int, arg1) // argument
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{
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fprintf(stdout, "(from native code) \"OneArgMethodReturnArg\": arg1=[%d]", arg1);
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fprintf(stdout, " argumentExists(1)=[%d], argumentOmitted(1)=[%d]\n",
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argumentExists(1), argumentOmitted(1));
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return arg1; // return value
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}
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// -----------------------------------------------------
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RexxMethod1(RexxObjectPtr, // return type a Rexx Object Pointer
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OneArgMethodVoid, // native method name
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int, arg1) // argument
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{
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fprintf(stdout, "(from native code) \"OneArgMethodVoid\": arg1=[%d]\n", arg1);
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return NULLOBJECT; // indicate no return value !
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}
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// -----------------------------------------------------
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RexxMethod2(int, // return type
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TwoIntArgAdder, // native method name
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int, arg1, // argument 1
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int, arg2) // argument 2
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{
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return arg1 + arg2; // return value
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}
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// -----------------------------------------------------
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RexxMethod2(double, // return type
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TwoDoubleArgAdder, // native method name
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double, arg1, // argument 1
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double, arg2) // argument 2
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{
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return arg1 + arg2; // return value
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}
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// -----------------------------------------------------
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RexxMethod2(RexxObjectPtr, // return type a Rexx Object Pointer
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OneArgInvokeOrxMethod, // native method name
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OSELF, self, // pseudo-argument: allow access to object instance
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int, arg1) // argument from Rexx program!
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{
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fprintf(stdout, "(from native code) \"OneArgInvokeOrxMethod\": arg1=[%d]\n", arg1);
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fprintf(stdout, "(from native code) invoking method \"hello\" in this very same object:\n");
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context->SendMessage0(self,"HELLO");
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return NULLOBJECT; // indicate no return value !
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}
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RexxMethodEntry orxtest_meths[] = {
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REXX_METHOD(NoArgMethodReturn123 , NoArgMethodReturn123 ),
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REXX_METHOD(NoArgMethodVoid , NoArgMethodVoid ),
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REXX_METHOD(OneArgMethodReturnArg, OneArgMethodReturnArg),
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REXX_METHOD(OneArgMethodVoid , OneArgMethodVoid ),
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REXX_METHOD(TwoIntArgAdder , TwoIntArgAdder ),
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REXX_METHOD(TwoDoubleArgAdder , TwoDoubleArgAdder ),
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REXX_METHOD(OneArgInvokeOrxMethod, OneArgInvokeOrxMethod),
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REXX_LAST_METHOD() // end marker
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};
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RexxPackageEntry DemoExternalMethods_package_entry = {
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STANDARD_PACKAGE_HEADER
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REXX_INTERPRETER_5_0_0, // ooRexx version 5.0.0 or higher required
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"ExternalMethodsDemo", // name of the package
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"1.0.0", // package information
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NULL, // no load function
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NULL, // no unload function
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NULL, // the exported routines
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orxtest_meths // the exported methods
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};
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// package loading stub.
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OOREXX_GET_PACKAGE(DemoExternalMethods);
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