2 * Copyright 2016 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #include <folly/detail/Malloc.h>
21 #if !FOLLY_HAVE_WEAK_SYMBOLS
22 void* (*mallocx)(size_t, int) = nullptr;
23 void* (*rallocx)(void*, size_t, int) = nullptr;
24 size_t (*xallocx)(void*, size_t, size_t, int) = nullptr;
25 size_t (*sallocx)(const void*, int) = nullptr;
26 void (*dallocx)(void*, int) = nullptr;
27 void (*sdallocx)(void*, size_t, int) = nullptr;
28 size_t (*nallocx)(size_t, int) = nullptr;
29 int (*mallctl)(const char*, void*, size_t*, void*, size_t) = nullptr;
30 int (*mallctlnametomib)(const char*, size_t*, size_t*) = nullptr;
31 int (*mallctlbymib)(const size_t*, size_t, void*, size_t*, void*, size_t) =