mirror of
https://github.com/golang/go
synced 2024-11-18 11:34:45 -07:00
23ce272bb1
Allow static complication of cgo enabled libraries. Fixes #16651 Change-Id: I0729ee4e6e5f9bd1cbdb1bc2dcbfe34463df547c Reviewed-on: https://go-review.googlesource.com/89655 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Ian Lance Taylor <iant@golang.org>
74 lines
1.4 KiB
Go
74 lines
1.4 KiB
Go
// 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.
|
|
|
|
// +build !windows,!static
|
|
|
|
package cgotest
|
|
|
|
/*
|
|
#include <stdint.h>
|
|
#include <dlfcn.h>
|
|
#cgo linux LDFLAGS: -ldl
|
|
|
|
extern uintptr_t dlopen4029(char*, int);
|
|
extern uintptr_t dlsym4029(uintptr_t, char*);
|
|
extern int dlclose4029(uintptr_t);
|
|
|
|
extern void call4029(uintptr_t arg);
|
|
*/
|
|
import "C"
|
|
|
|
import (
|
|
"testing"
|
|
)
|
|
|
|
var callbacks int
|
|
|
|
//export IMPIsOpaque
|
|
func IMPIsOpaque() {
|
|
callbacks++
|
|
}
|
|
|
|
//export IMPInitWithFrame
|
|
func IMPInitWithFrame() {
|
|
callbacks++
|
|
}
|
|
|
|
//export IMPDrawRect
|
|
func IMPDrawRect() {
|
|
callbacks++
|
|
}
|
|
|
|
//export IMPWindowResize
|
|
func IMPWindowResize() {
|
|
callbacks++
|
|
}
|
|
|
|
func test4029(t *testing.T) {
|
|
loadThySelf(t, "IMPWindowResize")
|
|
loadThySelf(t, "IMPDrawRect")
|
|
loadThySelf(t, "IMPInitWithFrame")
|
|
loadThySelf(t, "IMPIsOpaque")
|
|
if callbacks != 4 {
|
|
t.Errorf("got %d callbacks, expected 4", callbacks)
|
|
}
|
|
}
|
|
|
|
func loadThySelf(t *testing.T, symbol string) {
|
|
this_process := C.dlopen4029(nil, C.RTLD_NOW)
|
|
if this_process == 0 {
|
|
t.Error("dlopen:", C.GoString(C.dlerror()))
|
|
return
|
|
}
|
|
defer C.dlclose4029(this_process)
|
|
|
|
symbol_address := C.dlsym4029(this_process, C.CString(symbol))
|
|
if symbol_address == 0 {
|
|
t.Error("dlsym:", C.GoString(C.dlerror()))
|
|
return
|
|
}
|
|
t.Log(symbol, symbol_address)
|
|
C.call4029(symbol_address)
|
|
}
|