hslam_ipc/ipc.go

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2020-11-29 04:42:18 +08:00
// Copyright (c) 2020 Meng Huang (mhboy@outlook.com)
// This package is licensed under a MIT license that can be found in the LICENSE file.
// Package ipc provides a way to use System V IPC.
// System V IPC includes three interprocess communication mechanisms
// that are widely available on UNIX systems: message queues, semaphore, and shared memory.
package ipc
const (
// IPC_CREAT creates if key is nonexistent
IPC_CREAT = 00001000
// IPC_EXCL fails if key exists.
IPC_EXCL = 00002000
// IPC_NOWAIT returns error no wait.
IPC_NOWAIT = 04000
// SEM_UNDO sets up adjust on exit entry
SEM_UNDO = 010000
// IPC_RMID removes identifier
IPC_RMID = 0
// IPC_SET sets ipc_perm options.
IPC_SET = 1
// IPC_STAT gets ipc_perm options.
IPC_STAT = 2
)