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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:16:40 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 13:16:40 +0000 |
commit | 47ab3d4a42e9ab51c465c4322d2ec233f6324e6b (patch) | |
tree | a61a0ffd83f4a3def4b36e5c8e99630c559aa723 /misc/swig | |
parent | Initial commit. (diff) | |
download | golang-1.18-upstream.tar.xz golang-1.18-upstream.zip |
Adding upstream version 1.18.10.upstream/1.18.10upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'misc/swig')
-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 | ||||
-rw-r--r-- | misc/swig/stdio/file.go | 15 | ||||
-rw-r--r-- | misc/swig/stdio/file.swig | 24 | ||||
-rw-r--r-- | misc/swig/stdio/file_test.go | 28 |
8 files changed, 164 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) +} diff --git a/misc/swig/stdio/file.go b/misc/swig/stdio/file.go new file mode 100644 index 0000000..a582f77 --- /dev/null +++ b/misc/swig/stdio/file.go @@ -0,0 +1,15 @@ +// Copyright 2017 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 file is here just to cause problems. +// file.swig turns into a file also named file.go. +// Make sure cmd/go keeps them separate +// when both are passed to cgo. + +package file + +//int F(void) { return 1; } +import "C" + +func F() int { return int(C.F()) } diff --git a/misc/swig/stdio/file.swig b/misc/swig/stdio/file.swig new file mode 100644 index 0000000..b28ae0a --- /dev/null +++ b/misc/swig/stdio/file.swig @@ -0,0 +1,24 @@ +/* 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. */ + +/* A trivial example of wrapping a C library using SWIG. */ + +%{ +#include <stdio.h> +#include <stdlib.h> +%} + +%typemap(gotype) const char * "string" +%typemap(in) const char * %{ + $1 = malloc($input.n + 1); + memcpy($1, $input.p, $input.n); + $1[$input.n] = '\0'; +%} +%typemap(freearg) const char * %{ + free($1); +%} + +FILE *fopen(const char *name, const char *mode); +int fclose(FILE *); +int fgetc(FILE *); diff --git a/misc/swig/stdio/file_test.go b/misc/swig/stdio/file_test.go new file mode 100644 index 0000000..aea92aa --- /dev/null +++ b/misc/swig/stdio/file_test.go @@ -0,0 +1,28 @@ +// 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 file + +import "testing" + +// Open this file itself and verify that the first few characters are +// as expected. +func TestRead(t *testing.T) { + f := Fopen("file_test.go", "r") + if f.Swigcptr() == 0 { + t.Fatal("fopen failed") + } + if Fgetc(f) != '/' || Fgetc(f) != '/' || Fgetc(f) != ' ' || Fgetc(f) != 'C' { + t.Error("read unexpected characters") + } + if Fclose(f) != 0 { + t.Error("fclose failed") + } +} + +func TestF(t *testing.T) { + if x := F(); x != 1 { + t.Fatalf("x = %d, want 1", x) + } +} |