// Copyright 2011 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. package syscall // Constantsconst (	// Invented values to support what package os expects.	O_CREAT    = 0x02000	O_APPEND   = 0x00400	O_NOCTTY   = 0x00000	O_NONBLOCK = 0x00000	O_SYNC     = 0x00000	O_ASYNC    = 0x00000 	S_IFMT   = 0x1f000	S_IFIFO  = 0x1000	S_IFCHR  = 0x2000	S_IFDIR  = 0x4000	S_IFBLK  = 0x6000	S_IFREG  = 0x8000	S_IFLNK  = 0xa000	S_IFSOCK = 0xc000) // Errorsvar (	EINVAL       = NewError("bad arg in system call")	ENOTDIR      = NewError("not a directory")	EISDIR       = NewError("file is a directory")	ENOENT       = NewError("file does not exist")	EEXIST       = NewError("file already exists")	EMFILE       = NewError("no free file descriptors")	EIO          = NewError("i/o error")	ENAMETOOLONG = NewError("file name too long")	EINTR        = NewError("interrupted")	EPERM        = NewError("permission denied")	EBUSY        = NewError("no free devices")	ETIMEDOUT    = NewError("connection timed out")	EPLAN9       = NewError("not supported by plan 9") 	// The following errors do not correspond to any	// Plan 9 system messages. Invented to support	// what package os and others expect.	EACCES       = NewError("access permission denied")	EAFNOSUPPORT = NewError("address family not supported by protocol")) // Notesconst (	SIGABRT = Note("abort")	SIGALRM = Note("alarm")	SIGHUP  = Note("hangup")	SIGINT  = Note("interrupt")	SIGKILL = Note("kill")	SIGTERM = Note("interrupt"))