xref: /freebsd/contrib/llvm-project/compiler-rt/lib/asan/asan_win_weak_interception.cpp (revision 5b27928474e6a4103d65b347544705c40c9618fd)
1 //===-- asan_win_weak_interception.cpp ------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 // This module should be included in Address Sanitizer when it is implemented as
9 // a shared library on Windows (dll), in order to delegate the calls of weak
10 // functions to the implementation in the main executable when a strong
11 // definition is provided.
12 //===----------------------------------------------------------------------===//
13 #ifdef SANITIZER_DYNAMIC
14 #include "sanitizer_common/sanitizer_win_weak_interception.h"
15 #include "asan_interface_internal.h"
16 // Check if strong definitions for weak functions are present in the main
17 // executable. If that is the case, override dll functions to point to strong
18 // implementations.
19 #define INTERFACE_FUNCTION(Name)
20 #define INTERFACE_WEAK_FUNCTION(Name) INTERCEPT_SANITIZER_WEAK_FUNCTION(Name)
21 #include "asan_interface.inc"
22 #endif // SANITIZER_DYNAMIC
23