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//----------------------------------------------------------------------------//
/*
* Copyright (c) 2009 Sony Pictures Imageworks Inc
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution. Neither the name of Sony Pictures Imageworks nor the
* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
//----------------------------------------------------------------------------//
/*! \file Log.cpp
\brief Contains implementations of the logging-related functions.
*/
//----------------------------------------------------------------------------//
#include <unistd.h>
#include <ios>
#include <fstream>
#include <iostream>
#include "Log.h"
//----------------------------------------------------------------------------//
using namespace std;
//----------------------------------------------------------------------------//
FIELD3D_NAMESPACE_OPEN
//----------------------------------------------------------------------------//
namespace Msg {
//----------------------------------------------------------------------------//
static int g_verbosity = 1;
//----------------------------------------------------------------------------//
void print(Severity severity, const std::string &message)
{
if (g_verbosity < 1)
return;
switch(severity) {
case SevWarning:
cout << "WARNING: ";
break;
case SevMessage:
default:
break;
// Do nothing
}
cout << message << endl;
}
//----------------------------------------------------------------------------//
void setVerbosity (int level)
{
g_verbosity = level;
}
//----------------------------------------------------------------------------//
} // namespace Log
//----------------------------------------------------------------------------//
std::string bytesToString(int64_t bytes)
{
using std::stringstream;
stringstream ss;
ss.precision(3);
ss.setf(std::ios::fixed, std:: ios::floatfield);
// Make it work for negative numbers
if (bytes < 0) {
ss << "-";
bytes = -bytes;
}
if (bytes < 1024) {
// Bytes
ss << bytes << " B";
return ss.str();
} else if (bytes < (1024 * 1024)) {
// Kilobytes
ss << bytes / static_cast<float>(1024) << " KB";
return ss.str();
} else if (bytes < (1024 * 1024 * 1024)) {
// Megabytes
ss << bytes / static_cast<float>(1024 * 1024) << " MB";
return ss.str();
} else {
// Gigabytes
ss << bytes / static_cast<float>(1024 * 1024 * 1024) << " GB";
return ss.str();
}
}
//----------------------------------------------------------------------------//
size_t currentRSS()
{
//! Only implemented for Linux at the moment.
#ifdef __linux__
using std::ios_base;
using std::ifstream;
using std::string;
ifstream stat_stream("/proc/self/stat", ios_base::in);
string pid, comm, state, ppid, pgrp, session, tty_nr;
string tpgid, flags, minflt, cminflt, majflt, cmajflt;
string utime, stime, cutime, cstime, priority, nice;
string O, itrealvalue, starttime;
unsigned long vsize;
long rss;
stat_stream >> pid >> comm >> state >> ppid >> pgrp >> session >> tty_nr
>> tpgid >> flags >> minflt >> cminflt >> majflt >> cmajflt
>> utime >> stime >> cutime >> cstime >> priority >> nice
>> O >> itrealvalue >> starttime
>> vsize >> rss; // don't care about the rest
stat_stream.close();
// in case x86-64 is configured to use 2MB pages
long page_size = sysconf(_SC_PAGE_SIZE);
// vm_usage = vsize / 1024.0;
// resident_set = rss * page_size;
return rss * page_size;
#else
return 0;
#endif
}
//----------------------------------------------------------------------------//
FIELD3D_NAMESPACE_SOURCE_CLOSE
//----------------------------------------------------------------------------//
|