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plugin: darwin support

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Change-Id: I76981d1d83da401178226634d076371a04f5ccb7
Reviewed-on: https://go-review.googlesource.com/29392
Run-TryBot: David Crawshaw <crawshaw@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
David Crawshaw 2016-09-19 14:09:07 -04:00
parent b4c9829c22
commit b444d438c0
2 changed files with 15 additions and 6 deletions
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19
src/plugin/plugin_dlopen.go
View File

@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build linux,cgo
// +build linux,cgo darwin,cgo
package plugin
@ -13,6 +13,8 @@ package plugin
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
static uintptr_t pluginOpen(const char* path, char** err) {
void* h = dlopen(path, RTLD_NOW|RTLD_GLOBAL);
if (h == NULL) {
@ -38,12 +40,18 @@ import (
)
func open(name string) (*Plugin, error) {
pluginsMu.Lock()
cRelName := C.CString(name)
cPath := C.realpath(cRelName, nil)
C.free(unsafe.Pointer(cRelName))
cPath := (*C.char)(C.malloc(C.PATH_MAX + 1))
defer C.free(unsafe.Pointer(cPath))
cRelName := C.CString(name)
if C.realpath(cRelName, cPath) == nil {
return nil, errors.New("plugin.Open(" + name + "): realpath failed")
}
C.free(unsafe.Pointer(cRelName))
path := C.GoString(cPath)
pluginsMu.Lock()
if p := plugins[path]; p != nil {
pluginsMu.Unlock()
<-p.loaded
@ -61,6 +69,7 @@ func open(name string) (*Plugin, error) {
if len(name) > 3 && name[len(name)-3:] == ".so" {
name = name[:len(name)-3]
}
syms := lastmoduleinit()
if plugins == nil {
plugins = make(map[string]*Plugin)

2
src/plugin/plugin_stubs.go
View File

@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build !linux !cgo
// +build !linux,!darwin !cgo
package plugin