| // Protocol Buffers - Google's data interchange format |
| // Copyright 2008 Google Inc. All rights reserved. |
| // https://developers.google.com/protocol-buffers/ |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| // A common header that is included across all protobuf headers. We do our best |
| // to avoid #defining any macros here; instead we generally put macros in |
| // port_def.inc and port_undef.inc so they are not visible from outside of |
| // protobuf. |
| |
| #ifndef GOOGLE_PROTOBUF_PORT_H__ |
| #define GOOGLE_PROTOBUF_PORT_H__ |
| |
| #include <cstddef> |
| #include <new> |
| |
| |
| namespace google { |
| namespace protobuf { |
| namespace internal { |
| inline void SizedDelete(void* p, size_t size) { |
| #if defined(__cpp_sized_deallocation) |
| ::operator delete(p, size); |
| #else |
| // Avoid -Wunused-parameter |
| (void)size; |
| ::operator delete(p); |
| #endif |
| } |
| inline void SizedArrayDelete(void* p, size_t size) { |
| #if defined(__cpp_sized_deallocation) |
| ::operator delete[](p, size); |
| #else |
| // Avoid -Wunused-parameter |
| (void)size; |
| ::operator delete[](p); |
| #endif |
| } |
| |
| // Tag type used to invoke the constinit constructor overload of classes |
| // such as ArenaStringPtr and MapFieldBase. Such constructors are internal |
| // implementation details of the library. |
| struct ConstantInitialized { |
| explicit ConstantInitialized() = default; |
| }; |
| |
| // Tag type used to invoke the arena constructor overload of classes such |
| // as ExtensionSet and MapFieldLite in aggregate initialization. These |
| // classes typically don't have move/copy constructors, which rules out |
| // explicit initialization in pre-C++17. |
| struct ArenaInitialized { |
| explicit ArenaInitialized() = default; |
| }; |
| |
| } // namespace internal |
| } // namespace protobuf |
| } // namespace google |
| |
| #endif // GOOGLE_PROTOBUF_PORT_H__ |