From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:23:18 +0200
Subject: Adding upstream version 1.20.14.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 misc/swig/callback/callback.cc      | 15 +++++++++++++++
 misc/swig/callback/callback.go      | 11 +++++++++++
 misc/swig/callback/callback.h       | 20 ++++++++++++++++++++
 misc/swig/callback/callback.swigcxx | 18 ++++++++++++++++++
 misc/swig/callback/callback_test.go | 33 +++++++++++++++++++++++++++++++++
 5 files changed, 97 insertions(+)
 create mode 100644 misc/swig/callback/callback.cc
 create mode 100644 misc/swig/callback/callback.go
 create mode 100644 misc/swig/callback/callback.h
 create mode 100644 misc/swig/callback/callback.swigcxx
 create mode 100644 misc/swig/callback/callback_test.go

(limited to 'misc/swig/callback')

diff --git a/misc/swig/callback/callback.cc b/misc/swig/callback/callback.cc
new file mode 100644
index 0000000..88bd49c
--- /dev/null
+++ b/misc/swig/callback/callback.cc
@@ -0,0 +1,15 @@
+// Copyright 2013 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This .cc file will be automatically compiled by the go tool and
+// included in the package.
+
+#include <string>
+#include "callback.h"
+
+std::string Caller::call() {
+	if (callback_ != 0)
+		return callback_->run();
+	return "";
+}
diff --git a/misc/swig/callback/callback.go b/misc/swig/callback/callback.go
new file mode 100644
index 0000000..0d6e97f
--- /dev/null
+++ b/misc/swig/callback/callback.go
@@ -0,0 +1,11 @@
+// Copyright 2012 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package callback
+
+type GoCallback struct{}
+
+func (p *GoCallback) Run() string {
+	return "GoCallback.Run"
+}
diff --git a/misc/swig/callback/callback.h b/misc/swig/callback/callback.h
new file mode 100644
index 0000000..4b66106
--- /dev/null
+++ b/misc/swig/callback/callback.h
@@ -0,0 +1,20 @@
+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+class Callback {
+public:
+	virtual ~Callback() { }
+	virtual std::string run() { return "Callback::run"; }
+};
+
+class Caller {
+private:
+	Callback *callback_;
+public:
+	Caller(): callback_(0) { }
+	~Caller() { delCallback(); }
+	void delCallback() { delete callback_; callback_ = 0; }
+	void setCallback(Callback *cb) { delCallback(); callback_ = cb; }
+	std::string call();
+};
diff --git a/misc/swig/callback/callback.swigcxx b/misc/swig/callback/callback.swigcxx
new file mode 100644
index 0000000..6181fe9
--- /dev/null
+++ b/misc/swig/callback/callback.swigcxx
@@ -0,0 +1,18 @@
+/* Copyright 2011 The Go Authors. All rights reserved.
+   Use of this source code is governed by a BSD-style
+   license that can be found in the LICENSE file.  */
+
+/* An example of writing a C++ virtual function in Go.  */
+
+%module(directors="1") callback
+
+%{
+#include <string>
+#include "callback.h"
+%}
+
+%include "std_string.i"
+
+%feature("director");
+
+%include "callback.h"
diff --git a/misc/swig/callback/callback_test.go b/misc/swig/callback/callback_test.go
new file mode 100644
index 0000000..0c8a300
--- /dev/null
+++ b/misc/swig/callback/callback_test.go
@@ -0,0 +1,33 @@
+// Copyright 2012 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package callback
+
+import (
+	"testing"
+)
+
+func TestCall(t *testing.T) {
+	c := NewCaller()
+	cb := NewCallback()
+
+	c.SetCallback(cb)
+	s := c.Call()
+	if s != "Callback::run" {
+		t.Errorf("unexpected string from Call: %q", s)
+	}
+	c.DelCallback()
+}
+
+func TestCallback(t *testing.T) {
+	c := NewCaller()
+	cb := NewDirectorCallback(&GoCallback{})
+	c.SetCallback(cb)
+	s := c.Call()
+	if s != "GoCallback.Run" {
+		t.Errorf("unexpected string from Call with callback: %q", s)
+	}
+	c.DelCallback()
+	DeleteDirectorCallback(cb)
+}
-- 
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