Merge commit '73efcc6b0ccedf8c1b6d95abdba8340cc9adf100' as 'third_party/libosmium'
This commit is contained in:
@@ -0,0 +1,72 @@
|
||||
#ifndef OSMIUM_UTIL_CAST_HPP
|
||||
#define OSMIUM_UTIL_CAST_HPP
|
||||
|
||||
/*
|
||||
|
||||
This file is part of Osmium (http://osmcode.org/libosmium).
|
||||
|
||||
Copyright 2013,2014 Jochen Topf <jochen@topf.org> and others (see README).
|
||||
|
||||
Boost Software License - Version 1.0 - August 17th, 2003
|
||||
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
#include <cassert>
|
||||
#include <limits>
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||||
#include <type_traits>
|
||||
|
||||
namespace osmium {
|
||||
|
||||
template <typename T, typename F, typename std::enable_if<std::is_integral<T>::value && std::is_integral<F>::value && std::is_signed<T>::value && std::is_signed<F>::value, int>::type = 0>
|
||||
inline T static_cast_with_assert(const F value) {
|
||||
static_assert(sizeof(T) < sizeof(F), "unnecessary static_cast_with_assert when casting into type of equal or larger size");
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||||
assert(value >= std::numeric_limits<T>::min() && value <= std::numeric_limits<T>::max());
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||||
return static_cast<T>(value);
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||||
}
|
||||
|
||||
template <typename T, typename F, typename std::enable_if<std::is_integral<T>::value && std::is_integral<F>::value && std::is_unsigned<T>::value && std::is_signed<F>::value, int>::type = 0>
|
||||
inline T static_cast_with_assert(const F value) {
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||||
static_assert(sizeof(T) <= sizeof(F), "unnecessary static_cast_with_assert when casting into type of larger size");
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||||
assert(value >= 0 && static_cast<typename std::make_unsigned<F>::type>(value) <= std::numeric_limits<T>::max());
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||||
return static_cast<T>(value);
|
||||
}
|
||||
|
||||
template <typename T, typename F, typename std::enable_if<std::is_integral<T>::value && std::is_integral<F>::value && std::is_unsigned<T>::value && std::is_unsigned<F>::value, int>::type = 0>
|
||||
inline T static_cast_with_assert(const F value) {
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||||
static_assert(sizeof(T) < sizeof(F), "unnecessary static_cast_with_assert when casting into type of equal or larger size");
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||||
assert(value <= std::numeric_limits<T>::max());
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||||
return static_cast<T>(value);
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||||
}
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||||
|
||||
template <typename T, typename F, typename std::enable_if<std::is_integral<T>::value && std::is_integral<F>::value && std::is_signed<T>::value && std::is_unsigned<F>::value, int>::type = 0>
|
||||
inline T static_cast_with_assert(const F value) {
|
||||
static_assert(sizeof(T) <= sizeof(F), "unnecessary static_cast_with_assert when casting into type of larger size");
|
||||
assert(value <= std::numeric_limits<T>::max());
|
||||
return static_cast<T>(value);
|
||||
}
|
||||
|
||||
} // namespace osmium
|
||||
|
||||
#endif // OSMIUM_UTIL_CAST_HPP
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||||
@@ -0,0 +1,47 @@
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||||
#ifndef OSMIUM_UTIL_COMPATIBILITY_HPP
|
||||
#define OSMIUM_UTIL_COMPATIBILITY_HPP
|
||||
|
||||
/*
|
||||
|
||||
This file is part of Osmium (http://osmcode.org/libosmium).
|
||||
|
||||
Copyright 2013,2014 Jochen Topf <jochen@topf.org> and others (see README).
|
||||
|
||||
Boost Software License - Version 1.0 - August 17th, 2003
|
||||
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
// Workarounds for MSVC which doesn't support
|
||||
// * constexpr in all cases yet
|
||||
// * [[noreturn]]
|
||||
#ifdef _MSC_VER
|
||||
# define OSMIUM_CONSTEXPR
|
||||
# define OSMIUM_NORETURN __declspec(noreturn)
|
||||
#else
|
||||
# define OSMIUM_CONSTEXPR constexpr
|
||||
# define OSMIUM_NORETURN [[noreturn]]
|
||||
#endif
|
||||
|
||||
#endif // OSMIUM_UTIL_COMPATIBILITY_HPP
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||||
@@ -0,0 +1,72 @@
|
||||
#ifndef OSMIUM_UTIL_CONFIG_HPP
|
||||
#define OSMIUM_UTIL_CONFIG_HPP
|
||||
|
||||
/*
|
||||
|
||||
This file is part of Osmium (http://osmcode.org/libosmium).
|
||||
|
||||
Copyright 2013,2014 Jochen Topf <jochen@topf.org> and others (see README).
|
||||
|
||||
Boost Software License - Version 1.0 - August 17th, 2003
|
||||
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
#include <cstdlib>
|
||||
#include <cstring>
|
||||
|
||||
#ifdef _MSC_VER
|
||||
# define strcasecmp _stricmp
|
||||
#endif
|
||||
|
||||
namespace osmium {
|
||||
|
||||
namespace config {
|
||||
|
||||
inline int get_pool_threads() {
|
||||
const char* env = getenv("OSMIUM_POOL_THREADS");
|
||||
if (env) {
|
||||
return std::atoi(env);
|
||||
}
|
||||
return -2;
|
||||
}
|
||||
|
||||
inline bool use_pool_threads_for_pbf_parsing() {
|
||||
const char* env = getenv("OSMIUM_USE_POOL_THREADS_FOR_PBF_PARSING");
|
||||
if (env) {
|
||||
if (!strcasecmp(env, "off") ||
|
||||
!strcasecmp(env, "false") ||
|
||||
!strcasecmp(env, "no") ||
|
||||
!strcasecmp(env, "0")) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
} // namespace config
|
||||
|
||||
} // namespace osmium
|
||||
|
||||
#endif // OSMIUM_UTIL_CONFIG_HPP
|
||||
@@ -0,0 +1,93 @@
|
||||
#ifndef OSMIUM_UTIL_DOUBLE_HPP
|
||||
#define OSMIUM_UTIL_DOUBLE_HPP
|
||||
|
||||
/*
|
||||
|
||||
This file is part of Osmium (http://osmcode.org/libosmium).
|
||||
|
||||
Copyright 2013,2014 Jochen Topf <jochen@topf.org> and others (see README).
|
||||
|
||||
Boost Software License - Version 1.0 - August 17th, 2003
|
||||
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
#include <algorithm>
|
||||
#include <cassert>
|
||||
#include <cmath>
|
||||
#include <cstdio>
|
||||
#include <iterator>
|
||||
#include <string>
|
||||
|
||||
namespace osmium {
|
||||
|
||||
namespace util {
|
||||
|
||||
constexpr int max_double_length = 20; // should fit any double
|
||||
|
||||
/**
|
||||
* Write double to iterator, removing superfluous '0' characters at
|
||||
* the end. The decimal dot will also be removed if necessary.
|
||||
*
|
||||
* @tparam T iterator type
|
||||
* @param iterator output iterator
|
||||
* @param value the value that should be written
|
||||
* @param precision max number of digits after the decimal point (must be <= 17)
|
||||
*/
|
||||
template <typename T>
|
||||
inline T double2string(T iterator, double value, int precision) {
|
||||
assert(precision <= 17);
|
||||
|
||||
char buffer[max_double_length];
|
||||
|
||||
#ifndef _MSC_VER
|
||||
int len = snprintf(buffer, max_double_length, "%.*f", precision, value);
|
||||
#else
|
||||
int len = _snprintf(buffer, max_double_length, "%.*f", precision, value);
|
||||
#endif
|
||||
assert(len > 0 && len < max_double_length);
|
||||
|
||||
while (buffer[len-1] == '0') --len;
|
||||
if (buffer[len-1] == '.') --len;
|
||||
|
||||
return std::copy_n(buffer, len, iterator);
|
||||
}
|
||||
|
||||
/**
|
||||
* Write double to string, removing superfluous '0' characters at
|
||||
* the end. The decimal dot will also be removed if necessary.
|
||||
*
|
||||
* @param out string
|
||||
* @param value the value that should be written
|
||||
* @param precision max number of digits after the decimal point
|
||||
*/
|
||||
inline void double2string(std::string& out, double value, int precision) {
|
||||
double2string(std::back_inserter(out), value, precision);
|
||||
}
|
||||
|
||||
} // namespace util
|
||||
|
||||
} // namespace osmium
|
||||
|
||||
#endif // OSMIUM_UTIL_DOUBLE_HPP
|
||||
@@ -0,0 +1,155 @@
|
||||
#ifndef OSMIUM_UTIL_OPTIONS_HPP
|
||||
#define OSMIUM_UTIL_OPTIONS_HPP
|
||||
|
||||
/*
|
||||
|
||||
This file is part of Osmium (http://osmcode.org/libosmium).
|
||||
|
||||
Copyright 2013,2014 Jochen Topf <jochen@topf.org> and others (see README).
|
||||
|
||||
Boost Software License - Version 1.0 - August 17th, 2003
|
||||
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
#include <initializer_list>
|
||||
#include <map>
|
||||
#include <string>
|
||||
#include <utility>
|
||||
|
||||
namespace osmium {
|
||||
|
||||
namespace util {
|
||||
|
||||
/**
|
||||
* Stores key=value type options. This class can be used stand-alone or
|
||||
* as a base class. Options are stored and retrieved by key using the
|
||||
* different set() and get() methods.
|
||||
*
|
||||
* You can iterate over all set options. Dereferencing an iterator
|
||||
* yields a std::pair of the key and value strings.
|
||||
*/
|
||||
class Options {
|
||||
|
||||
typedef std::map<std::string, std::string> option_map;
|
||||
option_map m_options;
|
||||
|
||||
public:
|
||||
|
||||
typedef option_map::iterator iterator;
|
||||
typedef option_map::const_iterator const_iterator;
|
||||
typedef option_map::value_type value_type;
|
||||
|
||||
Options() = default;
|
||||
|
||||
explicit Options(const std::initializer_list<value_type>& values) :
|
||||
m_options(values) {
|
||||
}
|
||||
|
||||
Options(const Options&) = default;
|
||||
Options& operator=(const Options&) = default;
|
||||
|
||||
Options(Options&&) = default;
|
||||
Options& operator=(Options&&) = default;
|
||||
|
||||
~Options() = default;
|
||||
|
||||
void set(const std::string& key, const std::string& value) {
|
||||
m_options[key] = value;
|
||||
}
|
||||
|
||||
void set(const std::string& key, const char* value) {
|
||||
m_options[key] = value;
|
||||
}
|
||||
|
||||
void set(const std::string& key, bool value) {
|
||||
m_options[key] = value ? "true" : "false";
|
||||
}
|
||||
|
||||
void set(std::string data) {
|
||||
size_t pos = data.find_first_of('=');
|
||||
if (pos == std::string::npos) {
|
||||
m_options[data] = "true";
|
||||
} else {
|
||||
std::string value = data.substr(pos+1);
|
||||
data.erase(pos);
|
||||
set(data, value);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Get value of "key" option. If not set the default_value (or
|
||||
* empty string) is returned.
|
||||
*/
|
||||
std::string get(const std::string& key, const std::string& default_value="") const noexcept {
|
||||
auto it = m_options.find(key);
|
||||
if (it == m_options.end()) {
|
||||
return default_value;
|
||||
}
|
||||
return it->second;
|
||||
}
|
||||
|
||||
/**
|
||||
* Is this option set to a true value ("true" or "yes")?
|
||||
*/
|
||||
bool is_true(const std::string& key) const noexcept {
|
||||
std::string value = get(key);
|
||||
return (value == "true" || value == "yes");
|
||||
}
|
||||
|
||||
size_t size() const noexcept {
|
||||
return m_options.size();
|
||||
}
|
||||
|
||||
iterator begin() noexcept {
|
||||
return m_options.begin();
|
||||
}
|
||||
|
||||
iterator end() noexcept {
|
||||
return m_options.end();
|
||||
}
|
||||
|
||||
const_iterator begin() const noexcept {
|
||||
return m_options.cbegin();
|
||||
}
|
||||
|
||||
const_iterator end() const noexcept {
|
||||
return m_options.cend();
|
||||
}
|
||||
|
||||
const_iterator cbegin() const noexcept {
|
||||
return m_options.cbegin();
|
||||
}
|
||||
|
||||
const_iterator cend() const noexcept {
|
||||
return m_options.cend();
|
||||
}
|
||||
|
||||
}; // class Options
|
||||
|
||||
} // namespace util
|
||||
|
||||
} // namespace osmium
|
||||
|
||||
#endif // OSMIUM_UTIL_OPTIONS_HPP
|
||||
@@ -0,0 +1,68 @@
|
||||
#ifndef OSMIUM_UTIL_STRING_HPP
|
||||
#define OSMIUM_UTIL_STRING_HPP
|
||||
|
||||
/*
|
||||
|
||||
This file is part of Osmium (http://osmcode.org/libosmium).
|
||||
|
||||
Copyright 2013-2015 Jochen Topf <jochen@topf.org> and others (see README).
|
||||
|
||||
Boost Software License - Version 1.0 - August 17th, 2003
|
||||
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
#include <iostream>
|
||||
|
||||
namespace osmium {
|
||||
|
||||
/**
|
||||
* Split string on the separator character.
|
||||
*
|
||||
* @param str The string to be split.
|
||||
* @param sep The separastor character.
|
||||
* @returns Vector with the parts of the string split up.
|
||||
*/
|
||||
inline std::vector<std::string> split_string(const std::string& str, const char sep) {
|
||||
std::vector<std::string> tokens;
|
||||
|
||||
if (!str.empty()) {
|
||||
size_t pos = 0;
|
||||
size_t nextpos = str.find_first_of(sep);
|
||||
while (nextpos != std::string::npos) {
|
||||
tokens.push_back(str.substr(pos, nextpos-pos));
|
||||
pos = nextpos + 1;
|
||||
nextpos = str.find_first_of(sep, pos);
|
||||
}
|
||||
tokens.push_back(str.substr(pos));
|
||||
}
|
||||
|
||||
return tokens;
|
||||
}
|
||||
|
||||
} // namespace osmium
|
||||
|
||||
#endif // OSMIUM_UTIL_STRING_HPP
|
||||
@@ -0,0 +1,139 @@
|
||||
#ifndef OSMIUM_UTIL_VERBOSE_OUTPUT_HPP
|
||||
#define OSMIUM_UTIL_VERBOSE_OUTPUT_HPP
|
||||
|
||||
/*
|
||||
|
||||
This file is part of Osmium (http://osmcode.org/libosmium).
|
||||
|
||||
Copyright 2013,2014 Jochen Topf <jochen@topf.org> and others (see README).
|
||||
|
||||
Boost Software License - Version 1.0 - August 17th, 2003
|
||||
|
||||
Permission is hereby granted, free of charge, to any person or organization
|
||||
obtaining a copy of the software and accompanying documentation covered by
|
||||
this license (the "Software") to use, reproduce, display, distribute,
|
||||
execute, and transmit the Software, and to prepare derivative works of the
|
||||
Software, and to permit third-parties to whom the Software is furnished to
|
||||
do so, all subject to the following:
|
||||
|
||||
The copyright notices in the Software and this entire statement, including
|
||||
the above license grant, this restriction and the following disclaimer,
|
||||
must be included in all copies of the Software, in whole or in part, and
|
||||
all derivative works of the Software, unless such copies or derivative
|
||||
works are solely in the form of machine-executable object code generated by
|
||||
a source language processor.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
DEALINGS IN THE SOFTWARE.
|
||||
|
||||
*/
|
||||
|
||||
#include <time.h>
|
||||
|
||||
#include <iomanip>
|
||||
#include <iostream>
|
||||
#include <sstream>
|
||||
|
||||
namespace osmium {
|
||||
|
||||
/**
|
||||
* @brief Helpful utility classes and functions not strictly OSM related
|
||||
*/
|
||||
namespace util {
|
||||
|
||||
/**
|
||||
* Osmium programs often run for a long time because of the amount of
|
||||
* OSM data processed. This class helps with keeping the user up to
|
||||
* date by offering an easy way for programs to optionally output
|
||||
* verbose information about what's going on.
|
||||
*
|
||||
* Use an object of this class instead of std::cerr as an output
|
||||
* stream. Nothing is actually written if the object is not set to
|
||||
* verbose mode. If it is set to verbose mode, each line is prepended
|
||||
* with the running time, ie the time since the VerboseOutput object
|
||||
* was created.
|
||||
*/
|
||||
class VerboseOutput {
|
||||
|
||||
/// all time output will be relative to this start time
|
||||
time_t m_start;
|
||||
|
||||
/// is verbose mode enabled?
|
||||
bool m_verbose;
|
||||
|
||||
/// a newline was written, start next output with runtime
|
||||
bool m_newline;
|
||||
|
||||
/**
|
||||
* If we remember that a newline was written as the last thing
|
||||
* write out the time elapsed and reset the newline flag.
|
||||
*/
|
||||
void start_line() {
|
||||
if (m_newline) {
|
||||
time_t elapsed = runtime();
|
||||
|
||||
char old_fill = std::cerr.fill();
|
||||
std::cerr << '[' << std::setw(2) << (elapsed / 60) << ':' << std::setw(2) << std::setfill('0') << (elapsed % 60) << "] ";
|
||||
std::cerr.fill(old_fill);
|
||||
|
||||
m_newline = false;
|
||||
}
|
||||
}
|
||||
|
||||
public:
|
||||
|
||||
explicit VerboseOutput(bool verbose=false) noexcept :
|
||||
m_start(time(NULL)),
|
||||
m_verbose(verbose),
|
||||
m_newline(true) {
|
||||
}
|
||||
|
||||
~VerboseOutput() = default;
|
||||
|
||||
VerboseOutput(const VerboseOutput&) = default;
|
||||
VerboseOutput& operator=(const VerboseOutput&) = default;
|
||||
VerboseOutput(VerboseOutput&&) = default;
|
||||
VerboseOutput& operator=(VerboseOutput&&) = default;
|
||||
|
||||
time_t runtime() const noexcept {
|
||||
return time(NULL) - m_start;
|
||||
}
|
||||
|
||||
/// Get "verbose" setting.
|
||||
bool verbose() const noexcept {
|
||||
return m_verbose;
|
||||
}
|
||||
|
||||
/// Set "verbose" setting.
|
||||
void verbose(bool verbose) noexcept {
|
||||
m_verbose = verbose;
|
||||
}
|
||||
|
||||
template<typename T>
|
||||
friend VerboseOutput& operator<<(VerboseOutput& verbose_output, const T& value) {
|
||||
if (verbose_output.m_verbose) {
|
||||
verbose_output.start_line();
|
||||
std::cerr << value;
|
||||
|
||||
// check if there was a newline a the end and remember that
|
||||
std::ostringstream output_buffer;
|
||||
output_buffer << value;
|
||||
if (!output_buffer.str().empty() && output_buffer.str().back() == '\n') {
|
||||
verbose_output.m_newline = true;
|
||||
}
|
||||
}
|
||||
return verbose_output;
|
||||
}
|
||||
|
||||
}; // class VerboseOutput
|
||||
|
||||
} // namespace util
|
||||
|
||||
} // namespace osmium
|
||||
|
||||
#endif // OSMIUM_UTIL_VERBOSE_OUTPUT_HPP
|
||||
Reference in New Issue
Block a user