v8 147.3.0

Rust bindings to V8
Documentation 
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//===-- Definition of macros from fcntl.h ---------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIBC_MACROS_LINUX_FCNTL_MACROS_H
#define LLVM_LIBC_MACROS_LINUX_FCNTL_MACROS_H

// File creation flags
#define O_CLOEXEC 02000000
#define O_CREAT 00000100
#define O_PATH 010000000

#ifdef __aarch64__
#define O_DIRECTORY 040000
#else
#define O_DIRECTORY 00200000
#endif

#define O_EXCL 00000200
#define O_NOCTTY 00000400

#ifdef __aarch64__
#define O_NOFOLLOW 0100000
#else
#define O_NOFOLLOW 00400000
#endif

#define O_TRUNC 00001000
#define O_TMPFILE (020000000 | O_DIRECTORY)

// File status flags
#define O_APPEND 00002000
#define O_DSYNC 00010000
#define O_NONBLOCK 00004000
#define O_SYNC 04000000 | O_DSYNC

// File access mode mask
#define O_ACCMODE 00000003

// File access mode flags
#define O_RDONLY 00000000
#define O_RDWR 00000002
#define O_WRONLY 00000001

// Special directory FD to indicate that the path argument to
// openat is relative to the current directory.
#define AT_FDCWD -100

// Special flag to the function unlinkat to indicate that it
// has to perform the equivalent of "rmdir" on the path argument.
#define AT_REMOVEDIR 0x200

// Special flag for functions like lstat to convey that symlinks
// should not be followed.
#define AT_SYMLINK_NOFOLLOW 0x100

// Allow empty relative pathname.
#define AT_EMPTY_PATH 0x1000

// Perform access checks using the effective user and group IDs.
#define AT_EACCESS 0x200

// Values of SYS_fcntl commands.
#define F_DUPFD 0
#define F_GETFD 1
#define F_SETFD 2
#define F_GETFL 3
#define F_SETFL 4
#define F_GETLK 5
#define F_SETLK 6
#define F_SETLKW 7
#define F_SETOWN 8
#define F_GETOWN 9
#define F_SETSIG 10
#define F_GETSIG 11
#define F_GETLK64 12
#define F_SETLK64 13
#define F_SETLKW64 14
#define F_SETOWN_EX 15
#define F_GETOWN_EX 16

// Open File Description Locks.
#define F_OFD_GETLK 36
#define F_OFD_SETLK 37
#define F_OFD_SETLKW 38

// Close on succesful
#define F_CLOEXEC 1

// Close on execute for fcntl.
#define FD_CLOEXEC 1

#define F_RDLCK 0
#define F_WRLCK 1
#define F_UNLCK 2

// For Large File Support
#if defined(_LARGEFILE64_SOURCE)
#define F_GETLK F_GETLK64
#define F_SETLK F_SETLK64
#define F_SETLKW F_SETLKW64
#endif

#endif // LLVM_LIBC_MACROS_LINUX_FCNTL_MACROS_H