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RIOT/sys/cpp_new_delete/new_delete.cpp
Gunar Schorcht 4bfd549301 sys/new_delete: add malloc/free based new/delete implementation
On some platforms `libstdc++` is not used or not available, like on the AVR. Such platforms can use this module to implement the C++ `new` and `delete` operators using `malloc` and `free` respectively. However, to be thread-safe, a thread-safe implementation of `malloc` and `free` must be present.
2022-01-03 23:35:35 +01:00

41 lines
1.1 KiB
C++

/*
* Copyright (c) 2014 Arduino. All right reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
void *operator new(size_t size) {
return malloc(size);
}
void *operator new[](size_t size) {
return malloc(size);
}
void *operator new(size_t size, void *ptr) noexcept {
(void)size;
return ptr;
}
void operator delete(void *ptr) {
free(ptr);
}
void operator delete[](void *ptr) {
free(ptr);
}