go executable_windows 源码
golang executable_windows 代码
文件路径：/src/os/executable_windows.go
// Copyright 2016 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 os
import (
"internal/syscall/windows"
"syscall"
)
func getModuleFileName(handle syscall.Handle) (string, error) {
n := uint32(1024)
var buf []uint16
for {
buf = make([]uint16, n)
r, err := windows.GetModuleFileName(handle, &buf[0], n)
if err != nil {
return "", err
}
if r < n {
break
}
// r == n means n not big enough
n += 1024
}
return syscall.UTF16ToString(buf), nil
}
func executable() (string, error) {
return getModuleFileName(0)
}
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