mirror of
https://github.com/pocoproject/poco.git
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185 lines
4.4 KiB
C++
185 lines
4.4 KiB
C++
//
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// Debugger.cpp
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//
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// $Id: //poco/1.4/Foundation/src/Debugger.cpp#3 $
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//
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// Library: Foundation
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// Package: Core
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// Module: Debugger
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#include "Poco/Debugger.h"
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#include <sstream>
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#include <cstdlib>
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#include <cstdio>
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#if defined(POCO_OS_FAMILY_WINDOWS)
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#include "Poco/UnWindows.h"
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#elif defined(POCO_OS_FAMILY_UNIX) && !defined(POCO_VXWORKS)
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#include <unistd.h>
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#include <signal.h>
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#elif defined(POCO_OS_FAMILY_VMS)
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#include <lib$routines.h>
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#include <ssdef.h>
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#endif
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#if defined(POCO_WIN32_UTF8) && !defined(POCO_NO_WSTRING)
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#include "Poco/UnicodeConverter.h"
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#endif
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// NOTE: In this module, we use the C library functions (fputs) for,
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// output since, at the time we're called, the C++ iostream objects std::cout, etc.
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// might not have been initialized yet.
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namespace Poco {
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bool Debugger::isAvailable()
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{
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#if defined(_DEBUG)
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#if defined(POCO_OS_FAMILY_WINDOWS)
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#if defined(_WIN32_WCE)
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#if (_WIN32_WCE >= 0x600)
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BOOL isDebuggerPresent;
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if (CheckRemoteDebuggerPresent(GetCurrentProcess(), &isDebuggerPresent))
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{
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return isDebuggerPresent ? true : false;
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}
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return false;
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#else
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return false;
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#endif
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#else
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return IsDebuggerPresent() ? true : false;
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#endif
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#elif defined(POCO_VXWORKS)
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return false;
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#elif defined(POCO_OS_FAMILY_UNIX)
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return std::getenv("POCO_ENABLE_DEBUGGER") ? true : false;
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#elif defined(POCO_OS_FAMILY_VMS)
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return true;
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#endif
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#else
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return false;
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#endif
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}
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void Debugger::message(const std::string& msg)
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{
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#if defined(_DEBUG)
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std::fputs("\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n", stderr);
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std::fputs(msg.c_str(), stderr);
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std::fputs("\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n", stderr);
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#if defined(POCO_OS_FAMILY_WINDOWS)
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if (isAvailable())
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{
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#if defined(POCO_WIN32_UTF8) && !defined(POCO_NO_WSTRING)
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std::wstring umsg;
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UnicodeConverter::toUTF16(msg, umsg);
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umsg += '\n';
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OutputDebugStringW(umsg.c_str());
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#else
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OutputDebugStringA(msg.c_str());
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OutputDebugStringA("\n");
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#endif
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}
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#elif defined(POCO_OS_FAMILY_UNIX)
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#elif defined(POCO_OS_FAMILY_VMS)
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#endif
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#endif
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}
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void Debugger::message(const std::string& msg, const char* file, int line)
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{
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#if defined(_DEBUG)
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std::ostringstream str;
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str << msg << " [in file \"" << file << "\", line " << line << "]";
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message(str.str());
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#endif
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}
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void Debugger::enter()
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{
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#if defined(_DEBUG)
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#if defined(POCO_OS_FAMILY_WINDOWS)
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if (isAvailable())
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{
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DebugBreak();
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}
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#elif defined(POCO_VXWORKS)
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{
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// not supported
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}
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#elif defined(POCO_OS_FAMILY_UNIX)
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if (isAvailable())
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{
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kill(getpid(), SIGINT);
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}
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#elif defined(POCO_OS_FAMILY_VMS)
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{
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const char* cmd = "\012SHOW CALLS";
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lib$signal(SS$_DEBUG, 1, cmd);
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}
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#endif
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#endif
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}
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void Debugger::enter(const std::string& msg)
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{
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#if defined(_DEBUG)
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message(msg);
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enter();
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#endif
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}
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void Debugger::enter(const std::string& msg, const char* file, int line)
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{
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#if defined(_DEBUG)
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message(msg, file, line);
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enter();
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#endif
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}
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void Debugger::enter(const char* file, int line)
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{
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#if defined(_DEBUG)
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message("BREAK", file, line);
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enter();
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#endif
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}
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} // namespace Poco
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