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CallStackCounter is a class
to probe the depth of the call stack, for example in a recursive function.
The tool TestCallStackCounter is a tool
to demonstrate its use.
Technical facts
./CppCallStackCounter/CppCallStackCounter.pri
./CppCallStackCounter/callstackcounter.h
//---------------------------------------------------------------------------
/*
CallStackCounter, C++ class to track the size of the call stack
Copyright (C) 2009-2015 Richel Bilderbeek
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
//---------------------------------------------------------------------------
//From http://www.richelbilderbeek.nl/CppCallStackCounter.htm
//---------------------------------------------------------------------------
#ifndef CALLSTACKCOUNTER_H
#define CALLSTACKCOUNTER_H
#include <vector>
struct CallStackCounter
{
CallStackCounter() { ++cnt; }
~CallStackCounter() { --cnt; }
static int Count() { return cnt; }
private:
static int cnt;
};
struct CallStackHistoryCounter
{
CallStackHistoryCounter() { ++cnt; history.push_back(cnt); }
~CallStackHistoryCounter() { --cnt; history.push_back(cnt); }
static int Count() { return cnt; }
static const std::vector<int>& History() { return history; }
static int Max();
private:
static int cnt;
static std::vector<int> history;
};
#endif // CALLSTACKCOUNTER_H
|
./CppCallStackCounter/callstackcounter.cpp
//---------------------------------------------------------------------------
/*
CallStackCounter, C++ class to track the size of the call stack
Copyright (C) 2009-2015 Richel Bilderbeek
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
//---------------------------------------------------------------------------
//From http://www.richelbilderbeek.nl/CppCallStackCounter.htm
//---------------------------------------------------------------------------
#include "callstackcounter.h"
#include <algorithm>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Weffc++"
#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#pragma GCC diagnostic ignored "-Wunused-but-set-parameter"
#include "callstackcounter.h"
#pragma GCC diagnostic pop
int CallStackCounter::cnt = 0;
int CallStackHistoryCounter::cnt = 0;
std::vector<int> CallStackHistoryCounter::history = std::vector<int>();
int CallStackHistoryCounter::Max()
{
return *std::max_element(history.begin(),history.end());
}
|
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