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spdlog
Commit 20cb73e9 authored by gabime's avatar gabime
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disable syslog by default (enable by #define SPDLOG_ENABLE_SYSLOG )

parent c68a0de2
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Showing with 172 additions and 168 deletions
example/example.cpp
View file @ 20cb73e9
......@@ -5,6 +5,7 @@
//
// spdlog usage example
//
//
#include "spdlog/spdlog.h"
#include <iostream>
......
include/spdlog/common.h
View file @ 20cb73e9
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
#include <string>
#include <initializer_list>
#include <chrono>
#include <memory>
#include <atomic>
#include <exception>
#include<functional>
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
#include <codecvt>
#include <locale>
#endif
#include <spdlog/details/null_mutex.h>
//visual studio upto 2013 does not support noexcept nor constexpr
#if defined(_MSC_VER) && (_MSC_VER < 1900)
#define SPDLOG_NOEXCEPT throw()
#define SPDLOG_CONSTEXPR
#else
#define SPDLOG_NOEXCEPT noexcept
#define SPDLOG_CONSTEXPR constexpr
#endif
#if defined(__GNUC__) || defined(__clang__)
#define DEPRECATED __attribute__((deprecated))
#elif defined(_MSC_VER)
#define DEPRECATED __declspec(deprecated)
#else
#define DEPRECATED
#endif
#include <spdlog/tweakme.h>
#ifndef SPDLOG_ENABLE_SYSLOG
#if defined (__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
#define SPDLOG_ENABLE_SYSLOG
#elif defined(sun) || defined(__sun)
#define SPDLOG_ENABLE_SYSLOG
#endif
#endif
#include <spdlog/fmt/fmt.h>
namespace spdlog
{
class formatter;
namespace sinks
{
class sink;
}
using log_clock = std::chrono::system_clock;
using sink_ptr = std::shared_ptr < sinks::sink >;
using sinks_init_list = std::initializer_list < sink_ptr >;
using formatter_ptr = std::shared_ptr<spdlog::formatter>;
#if defined(SPDLOG_NO_ATOMIC_LEVELS)
using level_t = details::null_atomic_int;
#else
using level_t = std::atomic_int;
#endif
using log_err_handler = std::function<void(const std::string &err_msg)>;
//Log level enum
namespace level
{
typedef enum
{
trace = 0,
debug = 1,
info = 2,
warn = 3,
err = 4,
critical = 5,
off = 6
} level_enum;
static const char* level_names[] { "trace", "debug", "info", "warning", "error", "critical", "off" };
static const char* short_level_names[] { "T", "D", "I", "W", "E", "C", "O" };
inline const char* to_str(spdlog::level::level_enum l)
{
return level_names[l];
}
inline const char* to_short_str(spdlog::level::level_enum l)
{
return short_level_names[l];
}
} //level
//
// Async overflow policy - block by default.
//
enum class async_overflow_policy
{
block_retry, // Block / yield / sleep until message can be enqueued
discard_log_msg // Discard the message it enqueue fails
};
//
// Log exception
//
namespace details
{
namespace os
{
std::string errno_str(int err_num);
}
}
class spdlog_ex: public std::exception
{
public:
spdlog_ex(const std::string& msg):_msg(msg)
{}
spdlog_ex(const std::string& msg, int last_errno)
{
_msg = msg + ": " + details::os::errno_str(last_errno);
}
const char* what() const SPDLOG_NOEXCEPT override
{
return _msg.c_str();
}
private:
std::string _msg;
};
//
// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined)
//
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
using filename_t = std::wstring;
#else
using filename_t = std::string;
#endif
} //spdlog
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
#include <string>
#include <initializer_list>
#include <chrono>
#include <memory>
#include <atomic>
#include <exception>
#include<functional>
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
#include <codecvt>
#include <locale>
#endif
#include <spdlog/details/null_mutex.h>
//visual studio upto 2013 does not support noexcept nor constexpr
#if defined(_MSC_VER) && (_MSC_VER < 1900)
#define SPDLOG_NOEXCEPT throw()
#define SPDLOG_CONSTEXPR
#else
#define SPDLOG_NOEXCEPT noexcept
#define SPDLOG_CONSTEXPR constexpr
#endif
#if defined(__GNUC__) || defined(__clang__)
#define DEPRECATED __attribute__((deprecated))
#elif defined(_MSC_VER)
#define DEPRECATED __declspec(deprecated)
#else
#define DEPRECATED
#endif
#include <spdlog/fmt/fmt.h>
namespace spdlog
{
class formatter;
namespace sinks
{
class sink;
}
using log_clock = std::chrono::system_clock;
using sink_ptr = std::shared_ptr < sinks::sink >;
using sinks_init_list = std::initializer_list < sink_ptr >;
using formatter_ptr = std::shared_ptr<spdlog::formatter>;
#if defined(SPDLOG_NO_ATOMIC_LEVELS)
using level_t = details::null_atomic_int;
#else
using level_t = std::atomic_int;
#endif
using log_err_handler = std::function<void(const std::string &err_msg)>;
//Log level enum
namespace level
{
typedef enum
{
trace = 0,
debug = 1,
info = 2,
warn = 3,
err = 4,
critical = 5,
off = 6
} level_enum;
static const char* level_names[]{ "trace", "debug", "info", "warning", "error", "critical", "off" };
static const char* short_level_names[]{ "T", "D", "I", "W", "E", "C", "O" };
inline const char* to_str(spdlog::level::level_enum l)
{
return level_names[l];
}
inline const char* to_short_str(spdlog::level::level_enum l)
{
return short_level_names[l];
}
} //level
//
// Async overflow policy - block by default.
//
enum class async_overflow_policy
{
block_retry, // Block / yield / sleep until message can be enqueued
discard_log_msg // Discard the message it enqueue fails
};
//
// Log exception
//
namespace details
{
namespace os
{
std::string errno_str(int err_num);
}
}
class spdlog_ex: public std::exception
{
public:
spdlog_ex(const std::string& msg):_msg(msg)
{}
spdlog_ex(const std::string& msg, int last_errno)
{
_msg = msg + ": " + details::os::errno_str(last_errno);
}
const char* what() const SPDLOG_NOEXCEPT override
{
return _msg.c_str();
}
private:
std::string _msg;
};
//
// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined)
//
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
using filename_t = std::wstring;
#else
using filename_t = std::string;
#endif
} //spdlog
include/spdlog/details/mpmc_bounded_q.h
View file @ 20cb73e9
......@@ -60,7 +60,8 @@ public:
using item_type = T;
mpmc_bounded_queue(size_t buffer_size)
: buffer_(new cell_t [buffer_size]),
:max_size_(buffer_size),
buffer_(new cell_t [buffer_size]),
buffer_mask_(buffer_size - 1)
{
//queue size must be power of two
......@@ -132,6 +133,16 @@ public:
return true;
}
size_t approx_size()
{
size_t first_pos = dequeue_pos_.load(std::memory_order_relaxed);
size_t last_pos = enqueue_pos_.load(std::memory_order_relaxed);
if (last_pos <= first_pos)
return 0;
auto size = last_pos - first_pos;
return size < max_size_ ? size : max_size_;
}
private:
struct cell_t
{
......@@ -139,6 +150,8 @@ private:
T data_;
};
size_t const max_size_;
static size_t const cacheline_size = 64;
typedef char cacheline_pad_t [cacheline_size];
......@@ -151,8 +164,8 @@ private:
std::atomic<size_t> dequeue_pos_;
cacheline_pad_t pad3_;
mpmc_bounded_queue(mpmc_bounded_queue const&);
void operator = (mpmc_bounded_queue const&);
mpmc_bounded_queue(mpmc_bounded_queue const&) = delete;
void operator= (mpmc_bounded_queue const&) = delete;
};
} // ns details
......
include/spdlog/details/os.h
View file @ 20cb73e9
......@@ -250,8 +250,7 @@ inline int utc_minutes_offset(const std::tm& tm = details::os::localtime())
offset -= tzinfo.StandardBias;
return offset;
#else
long int offset_seconds;
#if defined(sun) || defined(__sun)
// 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris
struct helper {
......@@ -280,9 +279,9 @@ inline int utc_minutes_offset(const std::tm& tm = details::os::localtime())
}
};
offset_seconds = helper::calculate_gmt_offset(tm);
long int offset_seconds = helper::calculate_gmt_offset(tm);
#else
offset_seconds = tm.tm_gmtoff;
long int offset_seconds = tm.tm_gmtoff;
#endif
return static_cast<int>(offset_seconds / 60);
......
include/spdlog/tweakme.h
View file @ 20cb73e9
......@@ -11,13 +11,6 @@
//
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// By default, syslog sink is only enabled on tested operating systems.
// Uncomment to enable it unconditionally.
//
// #define SPDLOG_ENABLE_SYSLOG
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// Under Linux, the much faster CLOCK_REALTIME_COARSE clock can be used.
......@@ -56,7 +49,6 @@
// #define SPDLOG_NO_NAME
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// Uncomment to enable the SPDLOG_DEBUG/SPDLOG_TRACE macros.
//
......@@ -100,3 +92,12 @@
//
// #define SPDLOG_FMT_EXTERNAL
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// Uncomment to enable syslog (disabled by default)
//
// #define SPDLOG_ENABLE_SYSLOG
///////////////////////////////////////////////////////////////////////////////
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