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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /security/sandbox/chromium/base/macros.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'security/sandbox/chromium/base/macros.h')
-rw-r--r-- | security/sandbox/chromium/base/macros.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/security/sandbox/chromium/base/macros.h b/security/sandbox/chromium/base/macros.h new file mode 100644 index 0000000000..c67bdbd987 --- /dev/null +++ b/security/sandbox/chromium/base/macros.h @@ -0,0 +1,48 @@ +// Copyright 2014 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// This file contains macros and macro-like constructs (e.g., templates) that +// are commonly used throughout Chromium source. (It may also contain things +// that are closely related to things that are commonly used that belong in this +// file.) + +#ifndef BASE_MACROS_H_ +#define BASE_MACROS_H_ + +// ALL DISALLOW_xxx MACROS ARE DEPRECATED; DO NOT USE IN NEW CODE. +// Use explicit deletions instead. See the section on copyability/movability in +// //styleguide/c++/c++-dos-and-donts.md for more information. + +// Put this in the declarations for a class to be uncopyable. +#define DISALLOW_COPY(TypeName) \ + TypeName(const TypeName&) = delete + +// Put this in the declarations for a class to be unassignable. +#define DISALLOW_ASSIGN(TypeName) TypeName& operator=(const TypeName&) = delete + +// Put this in the declarations for a class to be uncopyable and unassignable. +#define DISALLOW_COPY_AND_ASSIGN(TypeName) \ + DISALLOW_COPY(TypeName); \ + DISALLOW_ASSIGN(TypeName) + +// A macro to disallow all the implicit constructors, namely the +// default constructor, copy constructor and operator= functions. +// This is especially useful for classes containing only static methods. +#define DISALLOW_IMPLICIT_CONSTRUCTORS(TypeName) \ + TypeName() = delete; \ + DISALLOW_COPY_AND_ASSIGN(TypeName) + +// Used to explicitly mark the return value of a function as unused. If you are +// really sure you don't want to do anything with the return value of a function +// that has been marked WARN_UNUSED_RESULT, wrap it with this. Example: +// +// std::unique_ptr<MyType> my_var = ...; +// if (TakeOwnership(my_var.get()) == SUCCESS) +// ignore_result(my_var.release()); +// +template<typename T> +inline void ignore_result(const T&) { +} + +#endif // BASE_MACROS_H_ |