139 lines
6.9 KiB
C++
Executable File
139 lines
6.9 KiB
C++
Executable File
// (C) Copyright Gennadiy Rozental 2001.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org/libs/test for the library home page.
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//
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//! @file
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//! @brief defines portable debug interfaces
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//!
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//! Intended to standardize interface of programs with debuggers
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// ***************************************************************************
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#ifndef BOOST_TEST_DEBUG_API_HPP_112006GER
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#define BOOST_TEST_DEBUG_API_HPP_112006GER
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// Boost.Test
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#include <boost/test/detail/config.hpp>
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#include <boost/test/utils/basic_cstring/basic_cstring.hpp>
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// Boost
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#include <boost/function/function1.hpp>
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// STL
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#include <string>
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#include <boost/test/detail/suppress_warnings.hpp>
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//____________________________________________________________________________//
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namespace boost {
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/// Contains debugger and debug C Runtime interfaces
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namespace debug {
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/// @defgroup DebuggerInterface Debugger and debug C Runtime portable interfaces
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/// @{
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/// These interfaces are intended to be used by application to:
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/// - check if we are running under debugger
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/// - attach the debugger to itself
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///
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/// Unfortunately these actions differ widely between different debuggers available in a field. These interface present generalized standard form of
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/// performing these actions. Implementation depends a lot on the environment application is running in and thus there are several custom implementations
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/// supported by the Boost.Test
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///
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/// In addition here you find interfaces for memory leaks detection and reporting.
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///
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/// All these interfaces are defined in namespace boost::debug
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// ************************************************************************** //
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/// Checks if programs runs under debugger
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/// @returns true if current process is under debugger. False otherwise
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// ************************************************************************** //
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bool BOOST_TEST_DECL under_debugger();
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// ************************************************************************** //
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/// Cause program to break execution in debugger at call point
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// ************************************************************************** //
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void BOOST_TEST_DECL debugger_break();
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// ************************************************************************** //
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/// Collection of data, which is used by debugger starter routine
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// ************************************************************************** //
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struct dbg_startup_info {
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long pid; ///< pid of a program to attach to
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bool break_or_continue; ///< what to do after debugger is attached
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unit_test::const_string binary_path; ///< path to executable for current process
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unit_test::const_string display; ///< if debugger has a GUI, which display to use (on UNIX)
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unit_test::const_string init_done_lock; ///< path to a uniquely named lock file, which is used to pause current application while debugger is being initialized
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};
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/// Signature of debugger starter routine. Takes an instance of dbg_startup_into as only argument
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typedef boost::function<void (dbg_startup_info const&)> dbg_starter;
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// ************************************************************************** //
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/// Specifies which debugger to use when attaching and optionally what routine to use to start that debugger
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/// There are many different debuggers available for different platforms. Some of them also can be used in a different setups/configuratins.
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/// For example, gdb can be used in plain text mode, inside ddd, inside (x)emacs or in a separate xterm window.
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/// Boost.Test identifies each configuration with unique string.
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/// Also different debuggers configurations require different routines which is specifically tailored to start that debugger configuration.
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/// Boost.Test comes with set of predefined configuration names and corresponding routines for these configurations:
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/// - TODO
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///
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/// You can use this routine to select which one of the predefined debugger configurations to use in which case you do not need to provide starter
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/// routine (the one provided by Boost.Test will be used). You can also use this routine to select your own debugger by providing unique configuration
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/// id and starter routine for this configuration.
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///
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/// @param[in] dbg_id Unique id for debugger configuration (for example, gdb)
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/// @param[in] s Optional starter routine for selected configuration (use only you want to define your own configuration)
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/// @returns Id of previously selected debugger configuration
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std::string BOOST_TEST_DECL set_debugger( unit_test::const_string dbg_id, dbg_starter s = dbg_starter() );
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// ************************************************************************** //
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/// Attaches debugger to the current process
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/// Using currently selected debugger, this routine attempts to attach the debugger to this process.
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/// @param[in] break_or_continue tells what we wan to do after the debugger is attached. If true - process execution breaks
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/// in the point in invocation of this function. Otherwise execution continues, but now it is
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/// under the debugger
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/// @returns true if debugger successfully attached. False otherwise
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// ************************************************************************** //
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bool BOOST_TEST_DECL attach_debugger( bool break_or_continue = true );
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// ************************************************************************** //
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/// Switches on/off memory leaks detection
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/// On platforms where memory leak detection is possible inside of running application (at the moment this is only Windows family) you can
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/// switch this feature on and off using this interface. In addition you can specify the name of the file to write a report into. Otherwise
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/// the report is going to be generated in standard error stream.
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/// @param[in] on_off boolean switch
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/// @param[in] report_file file, where the report should be directed to
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// ************************************************************************** //
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void BOOST_TEST_DECL detect_memory_leaks( bool on_off, unit_test::const_string report_file = unit_test::const_string() );
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// ************************************************************************** //
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/// Causes program to break execution in debugger at specific allocation point
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/// On some platforms/memory managers (at the moment only on Windows/Visual Studio) one can tell a C Runtime to break
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/// on specific memory allocation. This can be used in combination with memory leak detection (which reports leaked memory
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/// allocation number) to locate the place where leak initiated.
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/// @param[in] mem_alloc_order_num Specific memory allocation number
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// ************************************************************************** //
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void BOOST_TEST_DECL break_memory_alloc( long mem_alloc_order_num );
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} // namespace debug
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/// @}
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} // namespace boost
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#include <boost/test/detail/enable_warnings.hpp>
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#endif
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