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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /misc/swig/callback | |
parent | Initial commit. (diff) | |
download | golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'misc/swig/callback')
-rw-r--r-- | misc/swig/callback/callback.cc | 15 | ||||
-rw-r--r-- | misc/swig/callback/callback.go | 11 | ||||
-rw-r--r-- | misc/swig/callback/callback.h | 20 | ||||
-rw-r--r-- | misc/swig/callback/callback.swigcxx | 18 | ||||
-rw-r--r-- | misc/swig/callback/callback_test.go | 33 |
5 files changed, 97 insertions, 0 deletions
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) +} |