poco/Foundation/src/Debugger.cpp

144 lines
2.6 KiB
C++

//
// Debugger.cpp
//
// Library: Foundation
// Package: Core
// Module: Debugger
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/Debugger.h"
#include <sstream>
#include <cstdlib>
#include <cstdio>
#if defined(POCO_OS_FAMILY_WINDOWS)
#include "Poco/UnWindows.h"
#elif defined(POCO_OS_FAMILY_UNIX) && !defined(POCO_VXWORKS)
#include <unistd.h>
#include <signal.h>
#endif
#include "Poco/UnicodeConverter.h"
// NOTE: In this module, we use the C library functions (fputs) for,
// output since, at the time we're called, the C++ iostream objects std::cout, etc.
// might not have been initialized yet.
namespace Poco {
bool Debugger::isAvailable()
{
#if defined(_DEBUG)
#if defined(POCO_OS_FAMILY_WINDOWS)
#if defined(_WIN32_WCE)
#if (_WIN32_WCE >= 0x600)
BOOL isDebuggerPresent;
if (CheckRemoteDebuggerPresent(GetCurrentProcess(), &isDebuggerPresent))
{
return isDebuggerPresent ? true : false;
}
return false;
#else
return false;
#endif
#else
return IsDebuggerPresent() ? true : false;
#endif
#elif defined(POCO_VXWORKS)
return false;
#elif defined(POCO_OS_FAMILY_UNIX)
return std::getenv("POCO_ENABLE_DEBUGGER") ? true : false;
#endif
#else
return false;
#endif
}
void Debugger::message(const std::string& msg)
{
#if defined(_DEBUG)
std::fputs("\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n", stderr);
std::fputs(msg.c_str(), stderr);
std::fputs("\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n", stderr);
#if defined(POCO_OS_FAMILY_WINDOWS)
if (isAvailable())
{
std::wstring umsg;
UnicodeConverter::toUTF16(msg, umsg);
umsg += '\n';
OutputDebugStringW(umsg.c_str());
}
#endif
#endif
}
void Debugger::message(const std::string& msg, const char* file, int line)
{
#if defined(_DEBUG)
std::ostringstream str;
str << msg << " [in file \"" << file << "\", line " << line << "]";
message(str.str());
#endif
}
void Debugger::enter()
{
#if defined(_DEBUG)
#if defined(POCO_OS_FAMILY_WINDOWS)
if (isAvailable())
{
DebugBreak();
}
#elif defined(POCO_VXWORKS)
{
// not supported
}
#elif defined(POCO_OS_FAMILY_UNIX)
if (isAvailable())
{
kill(getpid(), SIGINT);
}
#endif
#endif
}
void Debugger::enter(const std::string& msg)
{
#if defined(_DEBUG)
message(msg);
enter();
#endif
}
void Debugger::enter(const std::string& msg, const char* file, int line)
{
#if defined(_DEBUG)
message(msg, file, line);
enter();
#endif
}
void Debugger::enter(const char* file, int line)
{
#if defined(_DEBUG)
message("BREAK", file, line);
enter();
#endif
}
} // namespace Poco