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-rw-r--r--tools/build/cross-build/include/linux/fcntl.h25
1 files changed, 4 insertions, 21 deletions
diff --git a/tools/build/cross-build/include/linux/fcntl.h b/tools/build/cross-build/include/linux/fcntl.h
index 94662befddad..4fa169d4ed4c 100644
--- a/tools/build/cross-build/include/linux/fcntl.h
+++ b/tools/build/cross-build/include/linux/fcntl.h
@@ -1,7 +1,7 @@
/*-
* SPDX-License-Identifier: BSD-2-Clause
*
- * Copyright 2018-2020 Alex Richardson <arichardson@FreeBSD.org>
+ * Copyright 2018-2021 Alex Richardson <arichardson@FreeBSD.org>
*
* This software was developed by SRI International and the University of
* Cambridge Computer Laboratory (Department of Computer Science and
@@ -12,6 +12,9 @@
* Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237)
* ("CTSRD"), as part of the DARPA CRASH research programme.
*
+ * This work was supported by Innovate UK project 105694, "Digital Security by
+ * Design (DSbD) Technology Platform Prototype".
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -37,29 +40,9 @@
*/
#pragma once
-
/* <bits/fcntl.h> includes <bits/stat.h> which contains a member __unused */
#include "__unused_workaround_start.h"
#include_next <fcntl.h>
#include "__unused_workaround_end.h"
-#ifdef __unused_undefd
-#undef __unused_undefd
-#define __unused __attribute__((unused))
-#endif
-
#include <sys/file.h>
-
-#ifndef O_EXLOCK
-#define O_EXLOCK (1 << 30)
-#endif
-#ifndef O_SHLOCK
-#define O_SHLOCK (1 << 31)
-#endif
-
-#undef open
-#define open(path, flags, ...) ({ \
- int __fd = (open)(path, flags, ##__VA_ARGS__); \
- if (flags & O_EXLOCK) flock(__fd, LOCK_EX); \
- if (flags & O_SHLOCK) flock(__fd, LOCK_SH); \
- __fd; })