1 | /* |
2 | * Copyright 2016-present Facebook, Inc. |
3 | * |
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 |
7 | * |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * |
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. |
15 | */ |
16 | |
17 | #pragma once |
18 | |
19 | #include <stdlib.h> |
20 | |
21 | #include <folly/CPortability.h> |
22 | #include <folly/portability/Config.h> |
23 | |
24 | #if (defined(USE_JEMALLOC) || defined(FOLLY_USE_JEMALLOC)) && !FOLLY_SANITIZE |
25 | // JEMalloc provides it's own implementation of |
26 | // malloc_usable_size, and that's what we should be using. |
27 | #include <jemalloc/jemalloc.h> |
28 | #else |
29 | #ifndef __APPLE__ |
30 | #include <malloc.h> |
31 | #endif |
32 | |
33 | #if defined(__APPLE__) && !defined(FOLLY_HAVE_MALLOC_USABLE_SIZE) |
34 | // MacOS doesn't have malloc_usable_size() |
35 | extern "C" size_t malloc_usable_size(void* ptr); |
36 | #elif defined(_WIN32) |
37 | extern "C" size_t malloc_usable_size(void* ptr); |
38 | #endif |
39 | #endif |
40 | |