52 lines
1.0 KiB
Go
52 lines
1.0 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// +build darwin dragonfly freebsd linux nacl netbsd openbsd solaris
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package os
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import "syscall"
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func isExist(err error) bool {
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switch pe := err.(type) {
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case nil:
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return false
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case *PathError:
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err = pe.Err
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case *LinkError:
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err = pe.Err
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case *SyscallError:
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err = pe.Err
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}
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return err == syscall.EEXIST || err == syscall.ENOTEMPTY || err == ErrExist
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}
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func isNotExist(err error) bool {
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switch pe := err.(type) {
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case nil:
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return false
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case *PathError:
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err = pe.Err
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case *LinkError:
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err = pe.Err
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case *SyscallError:
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err = pe.Err
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}
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return err == syscall.ENOENT || err == ErrNotExist
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}
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func isPermission(err error) bool {
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switch pe := err.(type) {
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case nil:
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return false
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case *PathError:
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err = pe.Err
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case *LinkError:
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err = pe.Err
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case *SyscallError:
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err = pe.Err
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}
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return err == syscall.EACCES || err == syscall.EPERM || err == ErrPermission
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}
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