/usr/include/geos/profiler.h is in libgeos++-dev 3.4.2-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 | /**********************************************************************
*
* GEOS - Geometry Engine Open Source
* http://geos.osgeo.org
*
* Copyright (C) 2001-2002 Vivid Solutions Inc.
*
* This is free software; you can redistribute and/or modify it under
* the terms of the GNU Lesser General Public Licence as published
* by the Free Software Foundation.
* See the COPYING file for more information.
*
**********************************************************************/
#ifndef GEOS_PROFILER_H
#define GEOS_PROFILER_H
#include <stdlib.h> /** need this to correctly detect MINGW64 **/
#include <geos/export.h>
/* For MingW builds with __STRICT_ANSI__ (-ansi) */
/** MINGW64 doesn't have a config.h **/
#if defined(__MINGW32__) && !defined(__MINGW64_VERSION_MAJOR)
/* Allow us to check for presence of gettimeofday in MingW */
#include <config.h>
#include <sys/time.h>
extern "C" {
extern _CRTIMP void __cdecl _tzset (void);
__MINGW_IMPORT int _daylight;
__MINGW_IMPORT long _timezone;
__MINGW_IMPORT char *_tzname[2];
}
#endif
#if defined(_MSC_VER) || defined(__MINGW32__) && !defined(HAVE_GETTIMEOFDAY) && !defined(__MINGW64_VERSION_MAJOR)
#include <geos/timeval.h>
#else
#include <sys/time.h>
#endif
#include <map>
#include <memory>
#include <iostream>
#include <string>
#include <vector>
#ifndef PROFILE
#define PROFILE 0
#endif
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
#endif
namespace geos {
namespace util {
/*
* \class Profile utils.h geos.h
*
* \brief Profile statistics
*/
class GEOS_DLL Profile {
public:
/** \brief Create a named profile */
Profile(std::string name);
/** \brief Destructor */
~Profile();
/** \brief start a new timer */
void start() {
gettimeofday(&starttime, NULL);
}
/** \brief stop current timer */
void stop()
{
gettimeofday(&stoptime, NULL);
double elapsed = 1000000*(stoptime.tv_sec-starttime.tv_sec)+
(stoptime.tv_usec-starttime.tv_usec);
timings.push_back(elapsed);
totaltime += elapsed;
if ( timings.size() == 1 ) max = min = elapsed;
else
{
if ( elapsed > max ) max = elapsed;
if ( elapsed < min ) min = elapsed;
}
avg = totaltime / timings.size();
}
/** \brief Return Max stored timing */
double getMax() const;
/** \brief Return Min stored timing */
double getMin() const;
/** \brief Return total timing */
double getTot() const;
/** \brief Return average timing */
double getAvg() const;
/** \brief Return number of timings */
size_t getNumTimings() const;
/** \brief Profile name */
std::string name;
private:
/* \brief current start and stop times */
struct timeval starttime, stoptime;
/* \brief actual times */
std::vector<double> timings;
/* \brief total time */
double totaltime;
/* \brief max time */
double max;
/* \brief max time */
double min;
/* \brief max time */
double avg;
};
/*
* \class Profiler utils.h geos.h
*
* \brief Profiling class
*
*/
class GEOS_DLL Profiler {
public:
Profiler();
~Profiler();
/**
* \brief
* Return the singleton instance of the
* profiler.
*/
static Profiler *instance(void);
/**
* \brief
* Start timer for named task. The task is
* created if does not exist.
*/
void start(std::string name);
/**
* \brief
* Stop timer for named task.
* Elapsed time is registered in the given task.
*/
void stop(std::string name);
/** \brief get Profile of named task */
Profile *get(std::string name);
std::map<std::string, Profile *> profs;
};
/** \brief Return a string representing the Profile */
std::ostream& operator<< (std::ostream& os, const Profile&);
/** \brief Return a string representing the Profiler */
std::ostream& operator<< (std::ostream& os, const Profiler&);
} // namespace geos::util
} // namespace geos
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#endif // ndef GEOS_PROFILER_H
|