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wip backtracer

This commit is contained in:
gabime 2019-09-05 01:25:00 +03:00
parent 433785dc64
commit 5c2855e1c1
9 changed files with 193 additions and 175 deletions

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@ -59,7 +59,6 @@ void bench_threaded_logging(int threads, int iters)
daily_mt_tracing->enable_backtrace(32); daily_mt_tracing->enable_backtrace(32);
bench_mt(iters, std::move(daily_mt_tracing), threads); bench_mt(iters, std::move(daily_mt_tracing), threads);
spdlog::info(""); spdlog::info("");
auto empty_logger = std::make_shared<spdlog::logger>("level-off"); auto empty_logger = std::make_shared<spdlog::logger>("level-off");
empty_logger->set_level(spdlog::level::off); empty_logger->set_level(spdlog::level::off);
@ -68,7 +67,6 @@ void bench_threaded_logging(int threads, int iters)
empty_logger_tracing->set_level(spdlog::level::off); empty_logger_tracing->set_level(spdlog::level::off);
empty_logger_tracing->enable_backtrace(32); empty_logger_tracing->enable_backtrace(32);
bench(iters, empty_logger_tracing); bench(iters, empty_logger_tracing);
} }
void bench_single_threaded(int iters) void bench_single_threaded(int iters)
@ -77,7 +75,6 @@ void bench_single_threaded(int iters)
spdlog::info("Single threaded: {:n} messages", iters); spdlog::info("Single threaded: {:n} messages", iters);
spdlog::info("**************************************************************"); spdlog::info("**************************************************************");
auto basic_st = spdlog::basic_logger_st("basic_st", "logs/basic_st.log", true); auto basic_st = spdlog::basic_logger_st("basic_st", "logs/basic_st.log", true);
bench(iters, std::move(basic_st)); bench(iters, std::move(basic_st));

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@ -0,0 +1,74 @@
// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/backtracer.h"
#endif
namespace spdlog {
namespace details {
SPDLOG_INLINE backtracer::backtracer(const backtracer &other)
{
std::lock_guard<std::mutex> lock(other.mutex_);
enabled_ = other.enabled();
messages_ = other.messages_;
}
SPDLOG_INLINE backtracer::backtracer(backtracer &&other) SPDLOG_NOEXCEPT
{
std::lock_guard<std::mutex> lock(other.mutex_);
enabled_ = other.enabled();
messages_ = std::move(other.messages_);
}
SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other)
{
std::lock_guard<std::mutex> lock(mutex_);
enabled_ = other.enabled();
messages_ = other.messages_;
return *this;
}
SPDLOG_INLINE void backtracer::enable(size_t size)
{
std::lock_guard<std::mutex> lock{mutex_};
enabled_.store(true, std::memory_order_relaxed);
messages_ = circular_q<log_msg_buffer>{size};
}
SPDLOG_INLINE void backtracer::disable()
{
std::lock_guard<std::mutex> lock{mutex_};
enabled_.store(false, std::memory_order_relaxed);
}
SPDLOG_INLINE bool backtracer::enabled() const
{
return enabled_.load(std::memory_order_relaxed);
}
SPDLOG_INLINE backtracer::operator bool() const
{
return enabled();
}
SPDLOG_INLINE void backtracer::push_back(const log_msg &msg)
{
std::lock_guard<std::mutex> lock{mutex_};
messages_.push_back(log_msg_buffer{msg});
}
// pop all items in the q and apply the given fun on each of them.
SPDLOG_INLINE void backtracer::foreach_pop(std::function<void(const details::log_msg &)> fun)
{
std::lock_guard<std::mutex> lock{mutex_};
while (!messages_.empty())
{
log_msg_buffer popped;
messages_.pop_front(popped);
fun(popped);
}
}
} // namespace details
} // namespace spdlog

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@ -21,71 +21,25 @@ namespace spdlog {
public: public:
backtracer() = default; backtracer() = default;
backtracer(const backtracer& other) backtracer(const backtracer &other);
{
std::lock_guard<std::mutex> lock(other.mutex_);
enabled_ = other.enabled();
messages_ = other.messages_;
}
backtracer(backtracer&& other) SPDLOG_NOEXCEPT
{
std::lock_guard<std::mutex> lock(other.mutex_);
enabled_ = other.enabled();
messages_ = std::move(other.messages_);
}
backtracer& operator=(backtracer other)
{
std::lock_guard<std::mutex> lock(mutex_);
enabled_ = other.enabled();
messages_ = other.messages_;
return *this;
}
void enable(size_t size)
{
std::lock_guard<std::mutex> lock{ mutex_ };
enabled_.store(true, std::memory_order_relaxed);
messages_ = circular_q<log_msg_buffer>{ size };
}
void disable() backtracer(backtracer &&other) SPDLOG_NOEXCEPT;
{ backtracer &operator=(backtracer other);
std::lock_guard<std::mutex> lock{ mutex_ }; void enable(size_t size);
enabled_.store(false, std::memory_order_relaxed); void disable();
} bool enabled() const;
explicit operator bool() const;
void push_back(const log_msg &msg);
bool enabled() const
{
return enabled_.load(std::memory_order_relaxed);
}
explicit operator bool() const
{
return enabled();
}
void push_back(const log_msg &msg)
{
std::lock_guard<std::mutex> lock{ mutex_ };
messages_.push_back(log_msg_buffer{ msg });
}
// pop all items in the q and apply the given fun on each of them. // pop all items in the q and apply the given fun on each of them.
void foreach_pop(std::function<void(const details::log_msg &)> fun) void foreach_pop(std::function<void(const details::log_msg &)> fun);
{
std::lock_guard<std::mutex> lock{ mutex_ };
while (!messages_.empty())
{
log_msg_buffer popped;
messages_.pop_front(popped);
fun(popped);
}
}
}; };
} // namespace details } // namespace details
} // namespace spdlog } // namespace spdlog
#ifdef SPDLOG_HEADER_ONLY
#include "backtracer-inl.h"
#endif

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@ -28,8 +28,6 @@ namespace spdlog {
, v_(max_items_) , v_(max_items_)
{} {}
circular_q(const circular_q &) = default; circular_q(const circular_q &) = default;
circular_q &operator=(const circular_q &) = default; circular_q &operator=(const circular_q &) = default;
@ -46,7 +44,6 @@ namespace spdlog {
return *this; return *this;
} }
// push back, overrun (oldest) item if no room left // push back, overrun (oldest) item if no room left
void push_back(T &&item) void push_back(T &&item)
{ {
@ -96,11 +93,9 @@ namespace spdlog {
max_items_ = other.max_items_; max_items_ = other.max_items_;
head_ = other.head_; head_ = other.head_;
tail_ = other.tail_; tail_ = other.tail_;
overrun_counter_ = other.overrun_counter_, overrun_counter_ = other.overrun_counter_, v_ = std::move(other.v_);
v_ = std::move(other.v_);
other.max_items_ = 0; // disable other other.max_items_ = 0; // disable other
} }
}; };
} // namespace details } // namespace details
} // namespace spdlog } // namespace spdlog

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@ -23,8 +23,7 @@ SPDLOG_INLINE logger::logger(const logger &other)
, flush_level_(other.flush_level_.load(std::memory_order_relaxed)) , flush_level_(other.flush_level_.load(std::memory_order_relaxed))
, custom_err_handler_(other.custom_err_handler_) , custom_err_handler_(other.custom_err_handler_)
, tracer_(other.tracer_) , tracer_(other.tracer_)
{ {}
}
SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT : name_(std::move(other.name_)), SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT : name_(std::move(other.name_)),
sinks_(std::move(other.sinks_)), sinks_(std::move(other.sinks_)),

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@ -30,8 +30,8 @@ struct daily_filename_calculator
{ {
filename_t basename, ext; filename_t basename, ext;
std::tie(basename, ext) = details::file_helper::split_by_extension(filename); std::tie(basename, ext) = details::file_helper::split_by_extension(filename);
return fmt::format(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}"), return fmt::format(
basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday, ext); SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}"), basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, now_tm.tm_mday, ext);
} }
}; };

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@ -12,7 +12,7 @@
#include "spdlog/spdlog-inl.h" #include "spdlog/spdlog-inl.h"
#include "spdlog/common-inl.h" #include "spdlog/common-inl.h"
#include "spdlog/details/backtracer-inl.h"
#include "spdlog/logger-inl.h" #include "spdlog/logger-inl.h"
template spdlog::logger::logger(std::string name, sinks_init_list::iterator begin, sinks_init_list::iterator end); template spdlog::logger::logger(std::string name, sinks_init_list::iterator begin, sinks_init_list::iterator end);

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@ -2,7 +2,6 @@
#include "test_sink.h" #include "test_sink.h"
#include "spdlog/fmt/bin_to_hex.h" #include "spdlog/fmt/bin_to_hex.h"
template<class T> template<class T>
std::string log_info(const T &what, spdlog::level::level_enum logger_level = spdlog::level::info) std::string log_info(const T &what, spdlog::level::level_enum logger_level = spdlog::level::info)
{ {