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ecency-mobile/ios/Pods/boost-for-react-native/boost/chrono/process_cpu_clocks.hpp

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// boost/chrono/process_cpu_clocks.hpp -----------------------------------------------------------//
// Copyright 2009-2011 Vicente J. Botet Escriba
// Copyright (c) Microsoft Corporation 2014
// Distributed under the Boost Software License, Version 1.0.
// See http://www.boost.org/LICENSE_1_0.txt
// See http://www.boost.org/libs/system for documentation.
#ifndef BOOST_CHRONO_PROCESS_CPU_CLOCKS_HPP
#define BOOST_CHRONO_PROCESS_CPU_CLOCKS_HPP
#include <boost/chrono/config.hpp>
#if defined(BOOST_CHRONO_HAS_PROCESS_CLOCKS)
#include <boost/chrono/duration.hpp>
#include <boost/chrono/time_point.hpp>
#include <boost/operators.hpp>
#include <boost/chrono/detail/system.hpp>
#include <iostream>
#include <boost/type_traits/common_type.hpp>
#include <boost/chrono/clock_string.hpp>
#ifndef BOOST_CHRONO_HEADER_ONLY
#include <boost/config/abi_prefix.hpp> // must be the last #include
#endif
namespace boost { namespace chrono {
class BOOST_CHRONO_DECL process_real_cpu_clock {
public:
typedef nanoseconds duration;
typedef duration::rep rep;
typedef duration::period period;
typedef chrono::time_point<process_real_cpu_clock> time_point;
BOOST_STATIC_CONSTEXPR bool is_steady = true;
static BOOST_CHRONO_INLINE time_point now() BOOST_NOEXCEPT;
#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
static BOOST_CHRONO_INLINE time_point now(system::error_code & ec );
#endif
};
#if ! BOOST_OS_WINDOWS || BOOST_PLAT_WINDOWS_DESKTOP
class BOOST_CHRONO_DECL process_user_cpu_clock {
public:
typedef nanoseconds duration;
typedef duration::rep rep;
typedef duration::period period;
typedef chrono::time_point<process_user_cpu_clock> time_point;
BOOST_STATIC_CONSTEXPR bool is_steady = true;
static BOOST_CHRONO_INLINE time_point now() BOOST_NOEXCEPT;
#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
static BOOST_CHRONO_INLINE time_point now(system::error_code & ec );
#endif
};
class BOOST_CHRONO_DECL process_system_cpu_clock {
public:
typedef nanoseconds duration;
typedef duration::rep rep;
typedef duration::period period;
typedef chrono::time_point<process_system_cpu_clock> time_point;
BOOST_STATIC_CONSTEXPR bool is_steady = true;
static BOOST_CHRONO_INLINE time_point now() BOOST_NOEXCEPT;
#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
static BOOST_CHRONO_INLINE time_point now(system::error_code & ec );
#endif
};
#endif
template <typename Rep>
struct process_times
: arithmetic<process_times<Rep>,
multiplicative<process_times<Rep>, Rep,
less_than_comparable<process_times<Rep> > > >
{
//typedef process_real_cpu_clock::rep rep;
typedef Rep rep;
process_times()
: real(0)
, user(0)
, system(0){}
#if ! defined BOOST_CHRONO_DONT_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0
template <typename Rep2>
explicit process_times(
Rep2 r)
: real(r)
, user(r)
, system(r){}
#endif
template <typename Rep2>
explicit process_times(
process_times<Rep2> const& rhs)
: real(rhs.real)
, user(rhs.user)
, system(rhs.system){}
process_times(
rep r,
rep u,
rep s)
: real(r)
, user(u)
, system(s){}
rep real; // real (i.e wall clock) time
rep user; // user cpu time
rep system; // system cpu time
#if ! defined BOOST_CHRONO_DONT_PROVIDES_DEPRECATED_IO_SINCE_V2_0_0
operator rep() const
{
return real;
}
#endif
template <typename Rep2>
bool operator==(process_times<Rep2> const& rhs) {
return (real==rhs.real &&
user==rhs.user &&
system==rhs.system);
}
process_times& operator+=(
process_times const& rhs)
{
real+=rhs.real;
user+=rhs.user;
system+=rhs.system;
return *this;
}
process_times& operator-=(
process_times const& rhs)
{
real-=rhs.real;
user-=rhs.user;
system-=rhs.system;
return *this;
}
process_times& operator*=(
process_times const& rhs)
{
real*=rhs.real;
user*=rhs.user;
system*=rhs.system;
return *this;
}
process_times& operator*=(rep const& rhs)
{
real*=rhs;
user*=rhs;
system*=rhs;
return *this;
}
process_times& operator/=(process_times const& rhs)
{
real/=rhs.real;
user/=rhs.user;
system/=rhs.system;
return *this;
}
process_times& operator/=(rep const& rhs)
{
real/=rhs;
user/=rhs;
system/=rhs;
return *this;
}
bool operator<(process_times const & rhs) const
{
if (real < rhs.real) return true;
if (real > rhs.real) return false;
if (user < rhs.user) return true;
if (user > rhs.user) return false;
if (system < rhs.system) return true;
else return false;
}
template <class CharT, class Traits>
void print(std::basic_ostream<CharT, Traits>& os) const
{
os << "{"<< real <<";"<< user <<";"<< system << "}";
}
template <class CharT, class Traits>
void read(std::basic_istream<CharT, Traits>& is)
{
typedef std::istreambuf_iterator<CharT, Traits> in_iterator;
in_iterator i(is);
in_iterator e;
if (i == e || *i++ != '{') // mandatory '{'
{
is.setstate(is.failbit | is.eofbit);
return;
}
CharT x,y,z;
is >> real >> x >> user >> y >> system >> z;
if (!is.good() || (x != ';')|| (y != ';')|| (z != '}'))
{
is.setstate(is.failbit);
}
}
};
}
template <class Rep1, class Rep2>
struct common_type<
chrono::process_times<Rep1>,
chrono::process_times<Rep2>
>
{
typedef chrono::process_times<typename common_type<Rep1, Rep2>::type> type;
};
template <class Rep1, class Rep2>
struct common_type<
chrono::process_times<Rep1>,
Rep2
>
{
typedef chrono::process_times<typename common_type<Rep1, Rep2>::type> type;
};
template <class Rep1, class Rep2>
struct common_type<
Rep1,
chrono::process_times<Rep2>
>
{
typedef chrono::process_times<typename common_type<Rep1, Rep2>::type> type;
};
namespace chrono
{
template <class Rep1, class Period1, class Rep2, class Period2>
inline BOOST_CONSTEXPR
bool
operator==(const duration<process_times<Rep1>, Period1>& lhs,
const duration<process_times<Rep2>, Period2>& rhs)
{
return boost::chrono::detail::duration_eq<
duration<Rep1, Period1>, duration<Rep2, Period2>
>()(duration<Rep1, Period1>(lhs.count().real), duration<Rep2, Period2>(rhs.count().real));
}
template <class Rep1, class Period1, class Rep2, class Period2>
inline BOOST_CONSTEXPR
bool
operator==(const duration<process_times<Rep1>, Period1>& lhs,
const duration<Rep2, Period2>& rhs)
{
return boost::chrono::detail::duration_eq<
duration<Rep1, Period1>, duration<Rep2, Period2> >()(duration<Rep1, Period1>(lhs.count().real), rhs);
}
template <class Rep1, class Period1, class Rep2, class Period2>
inline BOOST_CONSTEXPR
bool
operator==(const duration<Rep1, Period1>& lhs,
const duration<process_times<Rep2>, Period2>& rhs)
{
return rhs == lhs;
}
// Duration <
template <class Rep1, class Period1, class Rep2, class Period2>
inline BOOST_CONSTEXPR
bool
operator< (const duration<process_times<Rep1>, Period1>& lhs,
const duration<Rep2, Period2>& rhs)
{
return boost::chrono::detail::duration_lt<
duration<Rep1, Period1>, duration<Rep2, Period2> >()(duration<Rep1, Period1>(lhs.count().real), rhs);
}
template <class Rep1, class Period1, class Rep2, class Period2>
inline BOOST_CONSTEXPR
bool
operator< (const duration<Rep1, Period1>& lhs,
const duration<process_times<Rep2>, Period2>& rhs)
{
return boost::chrono::detail::duration_lt<
duration<Rep1, Period1>, duration<Rep2, Period2> >()(lhs, duration<Rep2, Period2>(rhs.count().real));
}
template <class Rep1, class Period1, class Rep2, class Period2>
inline BOOST_CONSTEXPR
bool
operator< (const duration<process_times<Rep1>, Period1>& lhs,
const duration<process_times<Rep2>, Period2>& rhs)
{
return boost::chrono::detail::duration_lt<
duration<Rep1, Period1>, duration<Rep2, Period2>
>()(duration<Rep1, Period1>(lhs.count().real), duration<Rep2, Period2>(rhs.count().real));
}
typedef process_times<nanoseconds::rep> process_cpu_clock_times;
#if ! BOOST_OS_WINDOWS || BOOST_PLAT_WINDOWS_DESKTOP
class BOOST_CHRONO_DECL process_cpu_clock
{
public:
typedef process_cpu_clock_times times;
typedef boost::chrono::duration<times, nano> duration;
typedef duration::rep rep;
typedef duration::period period;
typedef chrono::time_point<process_cpu_clock> time_point;
BOOST_STATIC_CONSTEXPR bool is_steady = true;
static BOOST_CHRONO_INLINE time_point now() BOOST_NOEXCEPT;
#if !defined BOOST_CHRONO_DONT_PROVIDE_HYBRID_ERROR_HANDLING
static BOOST_CHRONO_INLINE time_point now(system::error_code & ec );
#endif
};
#endif
template <class CharT, class Traits, typename Rep>
std::basic_ostream<CharT, Traits>&
operator<<(std::basic_ostream<CharT, Traits>& os,
process_times<Rep> const& rhs)
{
rhs.print(os);
return os;
}
template <class CharT, class Traits, typename Rep>
std::basic_istream<CharT, Traits>&
operator>>(std::basic_istream<CharT, Traits>& is,
process_times<Rep>& rhs)
{
rhs.read(is);
return is;
}
template <typename Rep>
struct duration_values<process_times<Rep> >
{
typedef process_times<Rep> Res;
public:
static Res zero()
{
return Res();
}
static Res max BOOST_PREVENT_MACRO_SUBSTITUTION ()
{
return Res((std::numeric_limits<Rep>::max)(),
(std::numeric_limits<Rep>::max)(),
(std::numeric_limits<Rep>::max)());
}
static Res min BOOST_PREVENT_MACRO_SUBSTITUTION ()
{
return Res((std::numeric_limits<Rep>::min)(),
(std::numeric_limits<Rep>::min)(),
(std::numeric_limits<Rep>::min)());
}
};
template<class CharT>
struct clock_string<process_real_cpu_clock, CharT>
{
static std::basic_string<CharT> name()
{
static const CharT
u[] =
{ 'p', 'r', 'o', 'c', 'e', 's', 's', '_', 'r', 'e', 'a', 'l', '_', 'c', 'l', 'o', 'c', 'k' };
static const std::basic_string<CharT> str(u, u + sizeof(u)
/ sizeof(u[0]));
return str;
}
static std::basic_string<CharT> since()
{
const CharT
u[] =
{ ' ', 's', 'i', 'n', 'c', 'e', ' ', 'p', 'r', 'o', 'c', 'e', 's', 's', ' ', 's', 't', 'a', 'r', 't', '-', 'u', 'p' };
const std::basic_string<CharT> str(u, u + sizeof(u) / sizeof(u[0]));
return str;
}
};
#if ! BOOST_OS_WINDOWS || BOOST_PLAT_WINDOWS_DESKTOP
template<class CharT>
struct clock_string<process_user_cpu_clock, CharT>
{
static std::basic_string<CharT> name()
{
static const CharT
u[] =
{ 'p', 'r', 'o', 'c', 'e', 's', 's', '_', 'u', 's', 'e', 'r', '_', 'c', 'l', 'o', 'c', 'k' };
static const std::basic_string<CharT> str(u, u + sizeof(u)
/ sizeof(u[0]));
return str;
}
static std::basic_string<CharT> since()
{
const CharT
u[] =
{ ' ', 's', 'i', 'n', 'c', 'e', ' ', 'p', 'r', 'o', 'c', 'e', 's', 's', ' ', 's', 't', 'a', 'r', 't', '-', 'u', 'p' };
const std::basic_string<CharT> str(u, u + sizeof(u) / sizeof(u[0]));
return str;
}
};
template<class CharT>
struct clock_string<process_system_cpu_clock, CharT>
{
static std::basic_string<CharT> name()
{
static const CharT
u[] =
{ 'p', 'r', 'o', 'c', 'e', 's', 's', '_', 's', 'y', 's', 't', 'e', 'm', '_', 'c', 'l', 'o', 'c', 'k' };
static const std::basic_string<CharT> str(u, u + sizeof(u)
/ sizeof(u[0]));
return str;
}
static std::basic_string<CharT> since()
{
const CharT
u[] =
{ ' ', 's', 'i', 'n', 'c', 'e', ' ', 'p', 'r', 'o', 'c', 'e', 's', 's', ' ', 's', 't', 'a', 'r', 't', '-', 'u', 'p' };
const std::basic_string<CharT> str(u, u + sizeof(u) / sizeof(u[0]));
return str;
}
};
template<class CharT>
struct clock_string<process_cpu_clock, CharT>
{
static std::basic_string<CharT> name()
{
static const CharT u[] =
{ 'p', 'r', 'o', 'c', 'e', 's', 's', '_', 'c', 'l', 'o', 'c', 'k' };
static const std::basic_string<CharT> str(u, u + sizeof(u)
/ sizeof(u[0]));
return str;
}
static std::basic_string<CharT> since()
{
const CharT
u[] =
{ ' ', 's', 'i', 'n', 'c', 'e', ' ', 'p', 'r', 'o', 'c', 'e', 's', 's', ' ', 's', 't', 'a', 'r', 't', '-', 'u', 'p' };
const std::basic_string<CharT> str(u, u + sizeof(u) / sizeof(u[0]));
return str;
}
};
#endif
} // namespace chrono
} // namespace boost
namespace std {
template <typename Rep>
struct numeric_limits<boost::chrono::process_times<Rep> >
{
typedef boost::chrono::process_times<Rep> Res;
public:
static const bool is_specialized = true;
static Res min BOOST_PREVENT_MACRO_SUBSTITUTION ()
{
return Res((std::numeric_limits<Rep>::min)(),
(std::numeric_limits<Rep>::min)(),
(std::numeric_limits<Rep>::min)());
}
static Res max BOOST_PREVENT_MACRO_SUBSTITUTION ()
{
return Res((std::numeric_limits<Rep>::max)(),
(std::numeric_limits<Rep>::max)(),
(std::numeric_limits<Rep>::max)());
}
static Res lowest() throw()
{
return (min)();
}
static const int digits = std::numeric_limits<Rep>::digits+
std::numeric_limits<Rep>::digits+
std::numeric_limits<Rep>::digits;
static const int digits10 = std::numeric_limits<Rep>::digits10+
std::numeric_limits<Rep>::digits10+
std::numeric_limits<Rep>::digits10;
static const bool is_signed = Rep::is_signed;
static const bool is_integer = Rep::is_integer;
static const bool is_exact = Rep::is_exact;
static const int radix = 0;
//~ static Res epsilon() throw() { return 0; }
//~ static Res round_error() throw() { return 0; }
//~ static const int min_exponent = 0;
//~ static const int min_exponent10 = 0;
//~ static const int max_exponent = 0;
//~ static const int max_exponent10 = 0;
//~ static const bool has_infinity = false;
//~ static const bool has_quiet_NaN = false;
//~ static const bool has_signaling_NaN = false;
//~ static const float_denorm_style has_denorm = denorm_absent;
//~ static const bool has_denorm_loss = false;
//~ static Res infinity() throw() { return 0; }
//~ static Res quiet_NaN() throw() { return 0; }
//~ static Res signaling_NaN() throw() { return 0; }
//~ static Res denorm_min() throw() { return 0; }
//~ static const bool is_iec559 = false;
//~ static const bool is_bounded = true;
//~ static const bool is_modulo = false;
//~ static const bool traps = false;
//~ static const bool tinyness_before = false;
//~ static const float_round_style round_style = round_toward_zero;
};
}
#ifndef BOOST_CHRONO_HEADER_ONLY
#include <boost/config/abi_suffix.hpp> // pops abi_prefix.hpp pragmas
#else
#include <boost/chrono/detail/inlined/process_cpu_clocks.hpp>
#endif
#endif
#endif // BOOST_CHRONO_PROCESS_CPU_CLOCKS_HPP
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