/usr/include/osmium/handler/progress.hpp is in libosmium-dev 0.0~20140910-9a069af-1+b1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | #ifndef OSMIUM_HANDLER_PROGRESS_HPP
#define OSMIUM_HANDLER_PROGRESS_HPP
/*
Copyright 2012 Jochen Topf <jochen@topf.org> and others (see README).
This file is part of Osmium (https://github.com/joto/osmium).
Osmium is free software: you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License or (at your option) the GNU
General Public License as published by the Free Software Foundation, either
version 3 of the Licenses, or (at your option) any later version.
Osmium 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 Lesser General Public License and the GNU
General Public License for more details.
You should have received a copy of the Licenses along with Osmium. If not, see
<http://www.gnu.org/licenses/>.
*/
#include <unistd.h>
#include <sys/time.h>
#include <iostream>
#include <osmium/handler.hpp>
namespace Osmium {
namespace Handler {
/**
* Simple handler that shows progress on terminal by counting
* the number of nodes, ways, and relations already read and
* printing those counts to stdout.
*
* If stdout is not a terminal, nothing is printed.
*
* Note that this handler will hide the cursor. If the program
* is terminated before the final handler is called, it will not
* be re-activated. Call show_cursor() from an interrupt
* handler or similar, to do this properly.
*/
class Progress : public Base {
uint64_t m_count_nodes;
uint64_t m_count_ways;
uint64_t m_count_relations;
int m_step;
bool m_is_a_tty;
timeval m_first_node;
timeval m_first_way;
timeval m_first_relation;
void update_display(bool show_per_second=true) const {
std::cout << "[" << m_count_nodes << "]";
if (m_count_ways > 0 || m_count_relations > 0) {
std::cout << " [" << m_count_ways << "]";
if (m_count_relations > 0) {
std::cout << " [" << m_count_relations << "]";
}
}
if (show_per_second) {
timeval now;
gettimeofday(&now, 0);
if (m_count_relations > 0) {
float relation_diff = (now.tv_sec - m_first_relation.tv_sec) * 1000000 + (now.tv_usec - m_first_relation.tv_usec);
int relations_per_sec = static_cast<float>(m_count_relations) / relation_diff * 1000000;
std::cout << " (" << relations_per_sec << " Relations per second) ";
} else if (m_count_ways > 0) {
float way_diff = (now.tv_sec - m_first_way.tv_sec) * 1000000 + (now.tv_usec - m_first_way.tv_usec);
int ways_per_sec = static_cast<float>(m_count_ways) / way_diff * 1000000;
std::cout << " (" << ways_per_sec << " Ways per second) ";
} else if (m_count_nodes > 0) {
float node_diff = (now.tv_sec - m_first_node.tv_sec) * 1000000 + (now.tv_usec - m_first_node.tv_usec);
int nodes_per_sec = static_cast<float>(m_count_nodes) / node_diff * 1000000;
std::cout << " (" << nodes_per_sec << " Nodes per second) ";
}
} else {
std::cout << " ";
}
std::cout << "\r";
std::cout.flush();
}
public:
/**
* Initialize handler.
* @param step after how many nodes/ways/relations the display
* should be updated. (default 1000).
*/
Progress(int step=1000) :
Base(),
m_count_nodes(0),
m_count_ways(0),
m_count_relations(0),
m_step(step),
m_is_a_tty(isatty(1)),
m_first_node(),
m_first_way(),
m_first_relation() {
}
void hide_cursor() const {
std::cout << "\x1b[?25l";
}
void show_cursor() const {
std::cout << "\x1b[?25h";
}
void init(const Osmium::OSM::Meta&) const {
if (m_is_a_tty) {
hide_cursor();
update_display();
}
}
void node(const shared_ptr<Osmium::OSM::Node const>& /*object*/) {
if (m_first_node.tv_sec == 0) {
gettimeofday(&m_first_node, 0);
}
if (m_is_a_tty && ++m_count_nodes % m_step == 0) {
update_display();
}
}
void way(const shared_ptr<Osmium::OSM::Way const>& /*object*/) {
if (m_first_way.tv_sec == 0) {
gettimeofday(&m_first_way, 0);
}
if (m_is_a_tty && ++m_count_ways % m_step == 0) {
update_display();
}
}
void relation(const shared_ptr<Osmium::OSM::Relation const>& /*object*/) {
if (m_first_relation.tv_sec == 0) {
gettimeofday(&m_first_relation, 0);
}
if (m_is_a_tty && ++m_count_relations % m_step == 0) {
update_display();
}
}
void final() const {
if (! m_is_a_tty) {
return;
}
update_display(false);
std::cout << "\n Average: ";
timeval now;
gettimeofday(&now, 0);
if (m_count_nodes > 0) {
float node_diff = (m_first_way.tv_sec - m_first_node.tv_sec) * 1000000 + (m_first_way.tv_usec - m_first_node.tv_usec);
int nodes_per_sec = static_cast<float>(m_count_nodes) / node_diff * 1000000;
std::cout << nodes_per_sec << " Nodes ";
}
if (m_count_ways > 0) {
float way_diff = (m_first_relation.tv_sec - m_first_way.tv_sec) * 1000000 + (m_first_relation.tv_usec - m_first_way.tv_usec);
int ways_per_sec = static_cast<float>(m_count_ways) / way_diff * 1000000;
std::cout << ways_per_sec << " Ways ";
}
if (m_count_relations > 0) {
float relation_diff = (now.tv_sec - m_first_relation.tv_sec) * 1000000 + (now.tv_usec - m_first_relation.tv_usec);
int relations_per_sec = static_cast<float>(m_count_relations) / relation_diff * 1000000;
std::cout << relations_per_sec << " Relations ";
}
show_cursor();
std::cout << "per second\n";
std::cout.flush();
}
}; // class Progress
} // namespace Handler
} // namespace Osmium
#endif // OSMIUM_HANDLER_PROGRESS_HPP
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