| //===-- sanitizer/esan_interface.h ------------------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a part of EfficiencySanitizer, a family of performance tuners. |
| // |
| // Public interface header. |
| //===----------------------------------------------------------------------===// |
| #ifndef SANITIZER_ESAN_INTERFACE_H |
| #define SANITIZER_ESAN_INTERFACE_H |
| |
| #include <sanitizer/common_interface_defs.h> |
| |
| // We declare our interface routines as weak to allow the user to avoid |
| // ifdefs and instead use this pattern to allow building the same sources |
| // with and without our runtime library: |
| // if (__esan_report) |
| // __esan_report(); |
| #ifdef _MSC_VER |
| /* selectany is as close to weak as we'll get. */ |
| #define COMPILER_RT_WEAK __declspec(selectany) |
| #elif __GNUC__ |
| #define COMPILER_RT_WEAK __attribute__((weak)) |
| #else |
| #define COMPILER_RT_WEAK |
| #endif |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| // This function can be called mid-run (or at the end of a run for |
| // a server process that doesn't shut down normally) to request that |
| // data for that point in the run be reported from the tool. |
| void COMPILER_RT_WEAK __esan_report(void); |
| |
| // This function returns the number of samples that the esan tool has collected |
| // to this point. This is useful for testing. |
| unsigned int COMPILER_RT_WEAK __esan_get_sample_count(void); |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // SANITIZER_ESAN_INTERFACE_H |
