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// Copyright 2009 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 darwin freebsd linux netbsd openbsd windows
package os
import syscall "syscall"
// Commonly known Unix errors.
var (
EPERM error = syscall.EPERM
ENOENT error = syscall.ENOENT
ESRCH error = syscall.ESRCH
EINTR error = syscall.EINTR
EIO error = syscall.EIO
ENXIO error = syscall.ENXIO
E2BIG error = syscall.E2BIG
ENOEXEC error = syscall.ENOEXEC
EBADF error = syscall.EBADF
ECHILD error = syscall.ECHILD
EDEADLK error = syscall.EDEADLK
ENOMEM error = syscall.ENOMEM
EACCES error = syscall.EACCES
EFAULT error = syscall.EFAULT
EBUSY error = syscall.EBUSY
EEXIST error = syscall.EEXIST
EXDEV error = syscall.EXDEV
ENODEV error = syscall.ENODEV
ENOTDIR error = syscall.ENOTDIR
EISDIR error = syscall.EISDIR
EINVAL error = syscall.EINVAL
ENFILE error = syscall.ENFILE
EMFILE error = syscall.EMFILE
ENOTTY error = syscall.ENOTTY
EFBIG error = syscall.EFBIG
ENOSPC error = syscall.ENOSPC
ESPIPE error = syscall.ESPIPE
EROFS error = syscall.EROFS
EMLINK error = syscall.EMLINK
EPIPE error = syscall.EPIPE
EAGAIN error = syscall.EAGAIN
EDOM error = syscall.EDOM
ERANGE error = syscall.ERANGE
EADDRINUSE error = syscall.EADDRINUSE
ECONNREFUSED error = syscall.ECONNREFUSED
ENAMETOOLONG error = syscall.ENAMETOOLONG
EAFNOSUPPORT error = syscall.EAFNOSUPPORT
ETIMEDOUT error = syscall.ETIMEDOUT
ENOTCONN error = syscall.ENOTCONN
)
// SyscallError records an error from a specific system call.
type SyscallError struct {
Syscall string
Errno error
}
func (e *SyscallError) Error() string { return e.Syscall + ": " + e.Errno.Error() }
// NewSyscallError returns, as an error, a new SyscallError
// with the given system call name and error details.
// As a convenience, if err is nil, NewSyscallError returns nil.
func NewSyscallError(syscall string, err error) error {
if err == nil {
return nil
}
return &SyscallError{syscall, err}
}
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