1 files changed, 105 insertions, 0 deletions
diff --git a/libc/include/llvm-libc-macros/linux/fcntl-macros.h b/libc/include/llvm-libc-macros/linux/fcntl-macros.h
new file mode 100644
index 000000000000..aec8a0d2da0b
--- /dev/null
+++ b/libc/include/llvm-libc-macros/linux/fcntl-macros.h
@@ -0,0 +1,105 @@
+//===-- 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
+
+// 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