libcxx/test/support/set_windows_crt_report_mode.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
//
//===----------------------------------------------------------------------===//
#ifndef SUPPORT_SET_WINDOWS_CRT_REPORT_MODE_H
#define SUPPORT_SET_WINDOWS_CRT_REPORT_MODE_H

#ifndef _DEBUG
#error _DEBUG must be defined when using this header
#endif

#ifndef _WIN32
#error This header can only be used when targeting Windows
#endif

#include <crtdbg.h>

// On Windows in debug builds the default assertion handler opens a new dialog
// window which must be dismissed manually by the user. This function overrides
// that setting and instead changes the assertion handler to log to stderr
// instead.
inline int init_crt_report_mode() {
  _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_DEBUG);
  _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG);
  _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG);
  return 0;
}

static int init_crt_anchor = init_crt_report_mode();

#endif // SUPPORT_SET_WINDOWS_CRT_REPORT_MODE_H