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// Copyright 2018 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package linux
// Commands from linux/fcntl.h.
const (
F_DUPFD = 0x0
F_GETFD = 0x1
F_SETFD = 0x2
F_GETFL = 0x3
F_SETFL = 0x4
F_SETLK = 0x6
F_SETLKW = 0x7
F_SETOWN = 0x8
F_GETOWN = 0x9
F_DUPFD_CLOEXEC = 1024 + 6
F_SETPIPE_SZ = 1024 + 7
F_GETPIPE_SZ = 1024 + 8
)
// Commands for F_SETLK.
const (
F_RDLCK = 0x0
F_WRLCK = 0x1
F_UNLCK = 0x2
)
// Flags for fcntl.
const (
FD_CLOEXEC = 00000001
)
// Lock structure for F_SETLK.
type Flock struct {
Type int16
Whence int16
_ [4]byte
Start int64
Len int64
Pid int32
_ [4]byte
}
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