mirror of
https://github.com/containers/podman.git
synced 2025-10-31 18:08:51 +08:00
58 lines
1.3 KiB
Go
58 lines
1.3 KiB
Go
// Copyright 2010 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.
|
|
|
|
// Windows environment variables.
|
|
|
|
package windows
|
|
|
|
import (
|
|
"syscall"
|
|
"unsafe"
|
|
)
|
|
|
|
func Getenv(key string) (value string, found bool) {
|
|
return syscall.Getenv(key)
|
|
}
|
|
|
|
func Setenv(key, value string) error {
|
|
return syscall.Setenv(key, value)
|
|
}
|
|
|
|
func Clearenv() {
|
|
syscall.Clearenv()
|
|
}
|
|
|
|
func Environ() []string {
|
|
return syscall.Environ()
|
|
}
|
|
|
|
// Returns a default environment associated with the token, rather than the current
|
|
// process. If inheritExisting is true, then this environment also inherits the
|
|
// environment of the current process.
|
|
func (token Token) Environ(inheritExisting bool) (env []string, err error) {
|
|
var block *uint16
|
|
err = CreateEnvironmentBlock(&block, token, inheritExisting)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer DestroyEnvironmentBlock(block)
|
|
size := unsafe.Sizeof(*block)
|
|
for *block != 0 {
|
|
// find NUL terminator
|
|
end := unsafe.Pointer(block)
|
|
for *(*uint16)(end) != 0 {
|
|
end = unsafe.Add(end, size)
|
|
}
|
|
|
|
entry := unsafe.Slice(block, (uintptr(end)-uintptr(unsafe.Pointer(block)))/size)
|
|
env = append(env, UTF16ToString(entry))
|
|
block = (*uint16)(unsafe.Add(end, size))
|
|
}
|
|
return env, nil
|
|
}
|
|
|
|
func Unsetenv(key string) error {
|
|
return syscall.Unsetenv(key)
|
|
}
|