update spdlog

This commit is contained in:
Benjamin Sergeant 2019-12-06 22:05:12 -08:00
parent 9c047fac72
commit 432624df0d
98 changed files with 3370 additions and 2262 deletions

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@ -63,31 +63,43 @@ option(SPDLOG_SANITIZE_ADDRESS "Enable address sanitizer in tests" OFF)
# install options
option(SPDLOG_INSTALL "Generate the install target" ${SPDLOG_MASTER_PROJECT})
option(SPDLOG_FMT_EXTERNAL "Use external fmt library instead of bundled" OFF)
if(WIN32)
option(SPDLOG_WCHAR_SUPPORT "Support wchar api" OFF)
option(SPDLOG_WCHAR_FILENAMES "Support wchar filenames" OFF)
endif()
option(SPDLOG_FMT_EXTERNAL_HO "Use external fmt header-only library instead of bundled" OFF)
option(SPDLOG_NO_EXCEPTIONS "Compile with -fno-exceptions. Call abort() on any spdlog exceptions" OFF)
if (SPDLOG_FMT_EXTERNAL AND SPDLOG_FMT_EXTERNAL_HO)
message(FATAL_ERROR "SPDLOG_FMT_EXTERNAL and SPDLOG_FMT_EXTERNAL_HO are mutually exclusive")
endif()
# misc tweakme options
if(WIN32)
option(SPDLOG_WCHAR_SUPPORT "Support wchar api" OFF)
option(SPDLOG_WCHAR_FILENAMES "Support wchar filenames" OFF)
endif()
if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
option(SPDLOG_CLOCK_COARSE "Use the much faster (but much less accurate) CLOCK_REALTIME_COARSE instead of the regular clock," OFF)
endif()
option(SPDLOG_PREVENT_CHILD_FD "Prevent from child processes to inherit log file descriptors" OFF)
option(SPDLOG_NO_THREAD_ID "prevent spdlog from querying the thread id on each log call if thread id is not needed" OFF)
option(SPDLOG_NO_TLS "prevent spdlog from using thread local storage" OFF)
option(SPDLOG_NO_ATOMIC_LEVELS "prevent spdlog from using of std::atomic log levels (use only if your code never modifies log levels concurrently" OFF)
find_package(Threads REQUIRED)
message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
#---------------------------------------------------------------------------------------
# Static/Shared library (shared not supported in windows yet)
#---------------------------------------------------------------------------------------
set(SPDLOG_SRCS
src/spdlog.cpp
src/stdout_sinks.cpp
src/fmt.cpp
src/color_sinks.cpp
src/file_sinks.cpp
src/async.cpp)
set(SPDLOG_CFLAGS "${PROJECT_NAME}")
if(NOT SPDLOG_FMT_EXTERNAL AND NOT SPDLOG_FMT_EXTERNAL_HO)
list(APPEND SPDLOG_SRCS src/fmt.cpp)
endif()
if (SPDLOG_BUILD_SHARED)
if(WIN32)
@ -123,22 +135,30 @@ target_link_libraries(spdlog_header_only INTERFACE Threads::Threads)
#---------------------------------------------------------------------------------------
# Use fmt package if using exertnal fmt
# Use fmt package if using external fmt
#---------------------------------------------------------------------------------------
if(SPDLOG_FMT_EXTERNAL)
if(SPDLOG_FMT_EXTERNAL OR SPDLOG_FMT_EXTERNAL_HO)
if (NOT TARGET fmt::fmt)
find_package(fmt REQUIRED)
endif ()
set(SPDLOG_CFLAGS "${SPDLOG_CFLAGS} -DSPDLOG_FMT_EXTERNAL")
target_compile_definitions(spdlog PUBLIC SPDLOG_FMT_EXTERNAL)
target_link_libraries(spdlog PUBLIC fmt::fmt)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_FMT_EXTERNAL)
target_link_libraries(spdlog_header_only INTERFACE fmt::fmt)
# use external fmt-header-nly
if(SPDLOG_FMT_EXTERNAL_HO)
target_link_libraries(spdlog PUBLIC fmt::fmt-header-only)
target_link_libraries(spdlog_header_only INTERFACE fmt::fmt-header-only)
else() # use external compile fmt
target_link_libraries(spdlog PUBLIC fmt::fmt)
target_link_libraries(spdlog_header_only INTERFACE fmt::fmt)
endif()
set(PKG_CONFIG_REQUIRES fmt) # add dependency to pkg-config
endif()
#---------------------------------------------------------------------------------------
# Misc definitions according to tweak options
#---------------------------------------------------------------------------------------
if(SPDLOG_WCHAR_SUPPORT)
target_compile_definitions(spdlog PUBLIC SPDLOG_WCHAR_TO_UTF8_SUPPORT)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_WCHAR_TO_UTF8_SUPPORT)
@ -159,6 +179,31 @@ if(SPDLOG_WCHAR_SUPPORT)
endif()
endif()
if(SPDLOG_CLOCK_COARSE)
target_compile_definitions(spdlog PRIVATE SPDLOG_CLOCK_COARSE)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_CLOCK_COARSE)
endif()
if(SPDLOG_PREVENT_CHILD_FD)
target_compile_definitions(spdlog PRIVATE SPDLOG_PREVENT_CHILD_FD)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_PREVENT_CHILD_FD)
endif()
if(SPDLOG_NO_THREAD_ID)
target_compile_definitions(spdlog PRIVATE SPDLOG_NO_THREAD_ID)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_NO_THREAD_ID)
endif()
if(SPDLOG_NO_TLS)
target_compile_definitions(spdlog PRIVATE SPDLOG_NO_TLS)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_NO_TLS)
endif()
if(SPDLOG_NO_ATOMIC_LEVELS)
target_compile_definitions(spdlog PUBLIC SPDLOG_NO_ATOMIC_LEVELS)
target_compile_definitions(spdlog_header_only INTERFACE SPDLOG_NO_ATOMIC_LEVELS)
endif()
#---------------------------------------------------------------------------------------
# Build binaries
@ -188,7 +233,7 @@ if (SPDLOG_INSTALL)
set(project_config_out "${CMAKE_CURRENT_BINARY_DIR}/spdlogConfig.cmake")
set(config_targets_file "spdlogConfigTargets.cmake")
set(version_config_file "${CMAKE_CURRENT_BINARY_DIR}/spdlogConfigVersion.cmake")
set(export_dest_dir "${CMAKE_INSTALL_LIBDIR}/spdlog/cmake")
set(export_dest_dir "${CMAKE_INSTALL_LIBDIR}/cmake/spdlog")
set(pkgconfig_install_dir "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
set(pkg_config "${CMAKE_BINARY_DIR}/${PROJECT_NAME}.pc")
@ -196,19 +241,25 @@ if (SPDLOG_INSTALL)
# Include files
#---------------------------------------------------------------------------------------
install(DIRECTORY include/ DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}" PATTERN "fmt/bundled" EXCLUDE)
install(TARGETS spdlog spdlog_header_only EXPORT spdlog DESTINATION "${CMAKE_INSTALL_LIBDIR}/spdlog")
install(TARGETS spdlog spdlog_header_only EXPORT spdlog DESTINATION "${CMAKE_INSTALL_LIBDIR}")
if(NOT SPDLOG_FMT_EXTERNAL)
if(NOT SPDLOG_FMT_EXTERNAL AND NOT SPDLOG_FMT_EXTERNAL_HO)
install(DIRECTORY include/${PROJECT_NAME}/fmt/bundled/
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${PROJECT_NAME}/fmt/bundled/")
endif()
#---------------------------------------------------------------------------------------
# Package and version files
# Install pkg-config file
#---------------------------------------------------------------------------------------
get_target_property(PKG_CONFIG_DEFINES spdlog INTERFACE_COMPILE_DEFINITIONS)
string(REPLACE ";" " -D" PKG_CONFIG_DEFINES "${PKG_CONFIG_DEFINES}")
string(CONCAT PKG_CONFIG_DEFINES "-D" "${PKG_CONFIG_DEFINES}")
configure_file("cmake/${PROJECT_NAME}.pc.in" "${pkg_config}" @ONLY)
install(FILES "${pkg_config}" DESTINATION "${pkgconfig_install_dir}")
#---------------------------------------------------------------------------------------
# Install CMake config files
#---------------------------------------------------------------------------------------
install(EXPORT spdlog
DESTINATION ${export_dest_dir}
NAMESPACE spdlog::
@ -216,6 +267,7 @@ if (SPDLOG_INSTALL)
include(CMakePackageConfigHelpers)
configure_file("${project_config_in}" "${project_config_out}" @ONLY)
write_basic_package_version_file("${version_config_file}" COMPATIBILITY SameMajorVersion)
install(FILES
"${project_config_out}"
@ -227,3 +279,4 @@ if (SPDLOG_INSTALL)
include(cmake/spdlogCPack.cmake)
endif ()

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@ -30,6 +30,8 @@ $ cmake .. && make -j
* Gentoo: `emerge dev-libs/spdlog`
* Arch Linux: `yaourt -S spdlog-git`
* vcpkg: `vcpkg install spdlog`
* conan: `spdlog/[>=1.4.1]@bincrafters/stable`
## Features
* Very fast (see [benchmarks](#benchmarks) below).

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@ -1,32 +1,36 @@
version: 1.0.{build}
image: Visual Studio 2015
image: Visual Studio 2017
environment:
matrix:
- GENERATOR: '"MinGW Makefiles"'
BUILD_TYPE: Debug
- GENERATOR: '"MinGW Makefiles"'
BUILD_TYPE: Release
- GENERATOR: '"Visual Studio 14 2015"'
BUILD_TYPE: Debug
WCHAR: 'OFF'
- GENERATOR: '"Visual Studio 14 2015"'
BUILD_TYPE: Release
WCHAR: 'ON'
- GENERATOR: '"Visual Studio 14 2015 Win64"'
BUILD_TYPE: Debug
WCHAR: 'ON'
- GENERATOR: '"Visual Studio 14 2015 Win64"'
BUILD_TYPE: Release
WCHAR: 'ON'
- GENERATOR: '"Visual Studio 15 2017 Win64"'
BUILD_TYPE: Debug
WCHAR: 'ON'
- GENERATOR: '"Visual Studio 15 2017 Win64"'
BUILD_TYPE: Release
WCHAR: 'OFf'
build_script:
- cmd: >-
set
mkdir build
cd build
cd build
set PATH=%PATH:C:\Program Files\Git\usr\bin;=%
set PATH=C:\mingw-w64\i686-5.3.0-posix-dwarf-rt_v4-rev0\mingw32\bin;%PATH%
cmake .. -G %GENERATOR% -DCMAKE_BUILD_TYPE=%BUILD_TYPE% -DSPDLOG_WCHAR_SUPPORT=ON -DSPDLOG_BUILD_EXAMPLE=ON -DSPDLOG_BUILD_EXAMPLE_HO=ON -DSPDLOG_BUILD_TESTS=ON -DSPDLOG_BUILD_TESTS_HO=OFF
set PATH=%PATH%:C:\Program Files\Git\usr\bin
cmake .. -G %GENERATOR% -DCMAKE_BUILD_TYPE=%BUILD_TYPE% -DSPDLOG_WCHAR_SUPPORT=%WCHAR% -DSPDLOG_BUILD_EXAMPLE=ON -DSPDLOG_BUILD_EXAMPLE_HO=ON -DSPDLOG_BUILD_TESTS=ON -DSPDLOG_BUILD_TESTS_HO=OFF
cmake --build . --config %BUILD_TYPE%

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@ -24,5 +24,3 @@ target_link_libraries(latency PRIVATE benchmark::benchmark spdlog::spdlog)
add_executable(formatter-bench formatter-bench.cpp)
target_link_libraries(formatter-bench PRIVATE benchmark::benchmark spdlog::spdlog)
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/logs")

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@ -16,26 +16,6 @@
#include "spdlog/sinks/null_sink.h"
#include "spdlog/sinks/rotating_file_sink.h"
void prepare_logdir()
{
spdlog::info("Preparing latency_logs directory..");
#ifdef _WIN32
system("if not exist logs mkdir latency_logs");
system("del /F /Q logs\\*");
#else
auto rv = system("mkdir -p latency_logs");
if (rv != 0)
{
throw std::runtime_error("Failed to mkdir -p latency_logs");
}
rv = system("rm -f latency_logs/*");
if (rv != 0)
{
throw std::runtime_error("Failed to rm -f latency_logs/*");
}
#endif
}
void bench_c_string(benchmark::State &state, std::shared_ptr<spdlog::logger> logger)
{
const char *msg = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vestibulum pharetra metus cursus "
@ -83,8 +63,6 @@ int main(int argc, char *argv[])
size_t rotating_files = 5;
int n_threads = benchmark::CPUInfo::Get().num_cpus;
prepare_logdir();
// disabled loggers
auto disabled_logger = std::make_shared<spdlog::logger>("bench", std::make_shared<null_sink_mt>());
disabled_logger->set_level(spdlog::level::off);

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@ -12,4 +12,3 @@ foreach i : bench_matrix
benchmark('bench_' + i[0], bench_exe, args: i[2])
endforeach
run_command(find_program('mkdir'), meson.current_build_dir() + '/logs')

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@ -7,5 +7,7 @@ Name: lib@PROJECT_NAME@
Description: Fast C++ logging library.
URL: https://github.com/gabime/@PROJECT_NAME@
Version: @SPDLOG_VERSION@
CFlags: -I${includedir}/@SPDLOG_CFLAGS@
Libs: -L${libdir}/@PROJECT_NAME@ -l@PROJECT_NAME@
CFlags: -I${includedir} @PKG_CONFIG_DEFINES@
Libs: -L${libdir} -lspdlog -pthread
Requires: @PKG_CONFIG_REQUIRES@

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@ -29,7 +29,10 @@ function(spdlog_enable_warnings target_name)
target_compile_options(${target_name} PRIVATE
$<$<OR:$<CXX_COMPILER_ID:Clang>,$<CXX_COMPILER_ID:AppleClang>,$<CXX_COMPILER_ID:GNU>>:
-Wall -Wextra -Wconversion -pedantic -Wfatal-errors>
$<$<CXX_COMPILER_ID:MSVC>:/W4 /WX>)
$<$<CXX_COMPILER_ID:MSVC>:/W4>)
if(MSVC_VERSION GREATER_EQUAL 1910) #Allow non fatal security wanrnings for msvc 2015
target_compile_options(${target_name} PRIVATE /WX)
endif()
endfunction()

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@ -25,5 +25,3 @@ if(SPDLOG_BUILD_EXAMPLE_HO)
target_link_libraries(example_header_only PRIVATE spdlog::spdlog_header_only)
endif()
# Create logs directory
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/logs")

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@ -143,7 +143,7 @@ void async_example()
#include "spdlog/fmt/bin_to_hex.h"
void binary_example()
{
std::vector<char> buf;
std::vector<char> buf(80);
for (int i = 0; i < 80; i++)
{
buf.push_back(static_cast<char>(i & 0xff));

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@ -1,5 +1,4 @@
executable('example', 'example.cpp', dependencies: spdlog_dep)
executable('example_header_only', 'example.cpp', dependencies: spdlog_headeronly_dep)
run_command(find_program('mkdir'), meson.current_build_dir() + '/logs')

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@ -6,7 +6,7 @@
//
// Async logging using global thread pool
// All loggers created here share same global thread pool.
// Each log message is pushed to a queue along withe a shared pointer to the
// Each log message is pushed to a queue along with a shared pointer to the
// logger.
// If a logger deleted while having pending messages in the queue, it's actual
// destruction will defer
@ -14,9 +14,9 @@
// This is because each message in the queue holds a shared_ptr to the
// originating logger.
#include "spdlog/async_logger.h"
#include "spdlog/details/registry.h"
#include "spdlog/details/thread_pool.h"
#include <spdlog/async_logger.h>
#include <spdlog/details/registry.h>
#include <spdlog/details/thread_pool.h>
#include <memory>
#include <mutex>

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/async_logger.h"
#include <spdlog/async_logger.h>
#endif
#include "spdlog/sinks/sink.h"
#include "spdlog/details/thread_pool.h"
#include <spdlog/sinks/sink.h>
#include <spdlog/details/thread_pool.h>
#include <memory>
#include <string>

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@ -14,7 +14,7 @@
// Upon destruction, logs all remaining messages in the queue before
// destructing..
#include "spdlog/logger.h"
#include <spdlog/logger.h>
namespace spdlog {

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@ -4,7 +4,7 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/common.h"
#include <spdlog/common.h>
#endif
namespace spdlog {

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@ -3,8 +3,8 @@
#pragma once
#include "spdlog/tweakme.h"
#include "spdlog/details/null_mutex.h"
#include <spdlog/tweakme.h>
#include <spdlog/details/null_mutex.h>
#include <atomic>
#include <chrono>
@ -35,7 +35,7 @@
#define SPDLOG_INLINE inline
#endif
#include "spdlog/fmt/fmt.h"
#include <spdlog/fmt/fmt.h>
// visual studio upto 2013 does not support noexcept nor constexpr
#if defined(_MSC_VER) && (_MSC_VER < 1900)
@ -62,7 +62,7 @@
#endif
#ifndef SPDLOG_FUNCTION
#define SPDLOG_FUNCTION __FUNCTION__
#define SPDLOG_FUNCTION static_cast<const char *>(__FUNCTION__)
#endif
#ifdef SPDLOG_NO_EXCEPTIONS

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@ -4,7 +4,7 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/backtracer.h"
#include <spdlog/details/backtracer.h>
#endif
namespace spdlog {
namespace details {
@ -26,7 +26,7 @@ SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other)
{
std::lock_guard<std::mutex> lock(mutex_);
enabled_ = other.enabled();
messages_ = other.messages_;
messages_ = std::move(other.messages_);
return *this;
}
@ -48,11 +48,6 @@ 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_};

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@ -3,8 +3,8 @@
#pragma once
#include "spdlog/details/log_msg_buffer.h"
#include "spdlog/details/circular_q.h"
#include <spdlog/details/log_msg_buffer.h>
#include <spdlog/details/circular_q.h>
#include <atomic>
#include <mutex>
@ -31,7 +31,6 @@ public:
void enable(size_t size);
void disable();
bool enabled() const;
explicit operator bool() const;
void push_back(const log_msg &msg);
// pop all items in the q and apply the given fun on each of them.

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@ -1,10 +1,11 @@
// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
// cirucal q view of std::vector.
// circular q view of std::vector.
#pragma once
#include <vector>
#include <cassert>
namespace spdlog {
namespace details {
@ -72,6 +73,27 @@ public:
return v_[head_];
}
// Return number of elements actually stored
size_t size() const
{
if (tail_ >= head_)
{
return tail_ - head_;
}
else
{
return max_items_ - (head_ - tail_);
}
}
// Return const reference to item by index.
// If index is out of range 0…size()-1, the behavior is undefined.
const T &at(size_t i) const
{
assert(i < size());
return v_[(head_ + i) % max_items_];
}
// Pop item from front.
// If there are no elements in the container, the behavior is undefined.
void pop_front()

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@ -3,7 +3,7 @@
#pragma once
#include "spdlog/details/null_mutex.h"
#include <spdlog/details/null_mutex.h>
#include <mutex>
namespace spdlog {

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/file_helper.h"
#include <spdlog/details/file_helper.h>
#endif
#include "spdlog/details/os.h"
#include "spdlog/common.h"
#include <spdlog/details/os.h>
#include <spdlog/common.h>
#include <cerrno>
#include <chrono>
@ -28,28 +28,31 @@ SPDLOG_INLINE file_helper::~file_helper()
SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate)
{
close();
filename_ = fname;
auto *mode = truncate ? SPDLOG_FILENAME_T("wb") : SPDLOG_FILENAME_T("ab");
_filename = fname;
for (int tries = 0; tries < open_tries; ++tries)
for (int tries = 0; tries < open_tries_; ++tries)
{
// create containing folder if not exists already.
os::create_dir(os::dir_name(fname));
if (!os::fopen_s(&fd_, fname, mode))
{
return;
}
details::os::sleep_for_millis(open_interval);
details::os::sleep_for_millis(open_interval_);
}
SPDLOG_THROW(spdlog_ex("Failed opening file " + os::filename_to_str(_filename) + " for writing", errno));
SPDLOG_THROW(spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", errno));
}
SPDLOG_INLINE void file_helper::reopen(bool truncate)
{
if (_filename.empty())
if (filename_.empty())
{
SPDLOG_THROW(spdlog_ex("Failed re opening file - was not opened before"));
}
open(_filename, truncate);
this->open(filename_, truncate);
}
SPDLOG_INLINE void file_helper::flush()
@ -72,7 +75,7 @@ SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf)
auto data = buf.data();
if (std::fwrite(data, 1, msg_size, fd_) != msg_size)
{
SPDLOG_THROW(spdlog_ex("Failed writing to file " + os::filename_to_str(_filename), errno));
SPDLOG_THROW(spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno));
}
}
@ -80,19 +83,14 @@ SPDLOG_INLINE size_t file_helper::size() const
{
if (fd_ == nullptr)
{
SPDLOG_THROW(spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(_filename)));
SPDLOG_THROW(spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_)));
}
return os::filesize(fd_);
}
SPDLOG_INLINE const filename_t &file_helper::filename() const
{
return _filename;
}
SPDLOG_INLINE bool file_helper::file_exists(const filename_t &fname)
{
return os::file_exists(fname);
return filename_;
}
//
@ -119,7 +117,7 @@ SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension
return std::make_tuple(fname, filename_t());
}
// treat casese like "/etc/rc.d/somelogfile or "/abc/.hiddenfile"
// treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile"
auto folder_index = fname.rfind(details::os::folder_sep);
if (folder_index != filename_t::npos && folder_index >= ext_index - 1)
{
@ -129,5 +127,6 @@ SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension
// finally - return a valid base and extension tuple
return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index));
}
} // namespace details
} // namespace spdlog

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@ -3,7 +3,7 @@
#pragma once
#include "spdlog/common.h"
#include <spdlog/common.h>
#include <tuple>
namespace spdlog {
@ -29,7 +29,6 @@ public:
void write(const memory_buf_t &buf);
size_t size() const;
const filename_t &filename() const;
static bool file_exists(const filename_t &fname);
//
// return file path and its extension:
@ -47,10 +46,10 @@ public:
static std::tuple<filename_t, filename_t> split_by_extension(const filename_t &fname);
private:
const int open_tries = 5;
const int open_interval = 10;
const int open_tries_ = 5;
const int open_interval_ = 10;
std::FILE *fd_{nullptr};
filename_t _filename;
filename_t filename_;
};
} // namespace details
} // namespace spdlog

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@ -4,8 +4,8 @@
#include <chrono>
#include <type_traits>
#include "spdlog/fmt/fmt.h"
#include "spdlog/common.h"
#include <spdlog/fmt/fmt.h>
#include <spdlog/common.h>
// Some fmt helpers to efficiently format and pad ints and strings
namespace spdlog {

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@ -4,21 +4,19 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/log_msg.h"
#include <spdlog/details/log_msg.h>
#endif
#include "spdlog/details/os.h"
#include <spdlog/details/os.h>
namespace spdlog {
namespace details {
SPDLOG_INLINE log_msg::log_msg(spdlog::source_loc loc, string_view_t logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg)
: logger_name(logger_name)
SPDLOG_INLINE log_msg::log_msg(
spdlog::source_loc loc, string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg)
: logger_name(a_logger_name)
, level(lvl)
#ifndef SPDLOG_NO_DATETIME
, time(os::now())
#endif
#ifndef SPDLOG_NO_THREAD_ID
, thread_id(os::thread_id())
#endif
@ -26,8 +24,8 @@ SPDLOG_INLINE log_msg::log_msg(spdlog::source_loc loc, string_view_t logger_name
, payload(msg)
{}
SPDLOG_INLINE log_msg::log_msg(string_view_t logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg)
: log_msg(source_loc{}, logger_name, lvl, msg)
SPDLOG_INLINE log_msg::log_msg(string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg)
: log_msg(source_loc{}, a_logger_name, lvl, msg)
{}
} // namespace details

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@ -3,7 +3,7 @@
#pragma once
#include "spdlog/common.h"
#include <spdlog/common.h>
#include <string>
namespace spdlog {

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@ -4,7 +4,7 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/log_msg_buffer.h"
#include <spdlog/details/log_msg_buffer.h>
#endif
namespace spdlog {
@ -26,9 +26,7 @@ SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer &other)
update_string_views();
}
SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other)
: log_msg{std::move(other)}
, buffer{std::move(other.buffer)}
SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT : log_msg{other}, buffer{std::move(other.buffer)}
{
update_string_views();
}
@ -42,9 +40,9 @@ SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(const log_msg_buffer &ot
return *this;
}
SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other)
SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT
{
log_msg::operator=(std::move(other));
log_msg::operator=(other);
buffer = std::move(other.buffer);
update_string_views();
return *this;

View File

@ -3,7 +3,7 @@
#pragma once
#include "spdlog/details/log_msg.h"
#include <spdlog/details/log_msg.h>
namespace spdlog {
namespace details {
@ -20,9 +20,9 @@ public:
log_msg_buffer() = default;
explicit log_msg_buffer(const log_msg &orig_msg);
log_msg_buffer(const log_msg_buffer &other);
log_msg_buffer(log_msg_buffer &&other);
log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT;
log_msg_buffer &operator=(const log_msg_buffer &other);
log_msg_buffer &operator=(log_msg_buffer &&other);
log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT;
};
} // namespace details

View File

@ -10,7 +10,7 @@
// dequeue_for(..) - will block until the queue is not empty or timeout have
// passed.
#include "spdlog/details/circular_q.h"
#include <spdlog/details/circular_q.h>
#include <condition_variable>
#include <mutex>

View File

@ -4,10 +4,10 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/os.h"
#include <spdlog/details/os.h>
#endif
#include "spdlog/common.h"
#include <spdlog/common.h>
#include <algorithm>
#include <chrono>
@ -42,6 +42,8 @@
#include <limits>
#endif
#include <direct.h> // for _mkdir/_wmkdir
#else // unix
#include <fcntl.h>
@ -91,17 +93,17 @@ SPDLOG_INLINE std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT
#ifdef _WIN32
std::tm tm;
localtime_s(&tm, &time_tt);
::localtime_s(&tm, &time_tt);
#else
std::tm tm;
localtime_r(&time_tt, &tm);
::localtime_r(&time_tt, &tm);
#endif
return tm;
}
SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT
{
std::time_t now_t = time(nullptr);
std::time_t now_t = ::time(nullptr);
return localtime(now_t);
}
@ -110,52 +112,52 @@ SPDLOG_INLINE std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT
#ifdef _WIN32
std::tm tm;
gmtime_s(&tm, &time_tt);
::gmtime_s(&tm, &time_tt);
#else
std::tm tm;
gmtime_r(&time_tt, &tm);
::gmtime_r(&time_tt, &tm);
#endif
return tm;
}
SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT
{
std::time_t now_t = time(nullptr);
std::time_t now_t = ::time(nullptr);
return gmtime(now_t);
}
#ifdef SPDLOG_PREVENT_CHILD_FD
SPDLOG_INLINE void prevent_child_fd(FILE *f)
{
#ifdef _WIN32
#if !defined(__cplusplus_winrt)
auto file_handle = reinterpret_cast<HANDLE>(_get_osfhandle(_fileno(f)));
auto file_handle = reinterpret_cast<HANDLE>(_get_osfhandle(::_fileno(f)));
if (!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0))
SPDLOG_THROW(spdlog_ex("SetHandleInformation failed", errno));
#endif
#else
auto fd = fileno(f);
if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1)
auto fd = ::fileno(f);
if (::fcntl(fd, F_SETFD, FD_CLOEXEC) == -1)
{
SPDLOG_THROW(spdlog_ex("fcntl with FD_CLOEXEC failed", errno));
}
#endif
}
#endif // SPDLOG_PREVENT_CHILD_FD
// fopen_s on non windows for writing
SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode)
{
#ifdef _WIN32
#ifdef SPDLOG_WCHAR_FILENAMES
*fp = _wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO);
*fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO);
#else
*fp = _fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO);
*fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO);
#endif
#else // unix
*fp = fopen((filename.c_str()), mode.c_str());
*fp = ::fopen((filename.c_str()), mode.c_str());
#endif
#ifdef SPDLOG_PREVENT_CHILD_FD
// prevent child processes from inheriting log file descriptors
if (*fp != nullptr)
{
prevent_child_fd(*fp);
@ -167,7 +169,7 @@ SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename
SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT
{
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
return _wremove(filename.c_str());
return ::_wremove(filename.c_str());
#else
return std::remove(filename.c_str());
#endif
@ -175,28 +177,28 @@ SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT
SPDLOG_INLINE int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT
{
return file_exists(filename) ? remove(filename) : 0;
return path_exists(filename) ? remove(filename) : 0;
}
SPDLOG_INLINE int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT
{
#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES)
return _wrename(filename1.c_str(), filename2.c_str());
return ::_wrename(filename1.c_str(), filename2.c_str());
#else
return std::rename(filename1.c_str(), filename2.c_str());
#endif
}
// Return true if file exists
SPDLOG_INLINE bool file_exists(const filename_t &filename) SPDLOG_NOEXCEPT
// Return true if path exists (file or directory)
SPDLOG_INLINE bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT
{
#ifdef _WIN32
#ifdef SPDLOG_WCHAR_FILENAMES
auto attribs = GetFileAttributesW(filename.c_str());
auto attribs = ::GetFileAttributesW(filename.c_str());
#else
auto attribs = GetFileAttributesA(filename.c_str());
auto attribs = ::GetFileAttributesA(filename.c_str());
#endif
return (attribs != INVALID_FILE_ATTRIBUTES && !(attribs & FILE_ATTRIBUTE_DIRECTORY));
return attribs != INVALID_FILE_ATTRIBUTES;
#else // common linux/unix all have the stat system call
struct stat buffer;
return (::stat(filename.c_str(), &buffer) == 0);
@ -211,16 +213,16 @@ SPDLOG_INLINE size_t filesize(FILE *f)
SPDLOG_THROW(spdlog_ex("Failed getting file size. fd is null"));
}
#if defined(_WIN32) && !defined(__CYGWIN__)
int fd = _fileno(f);
int fd = ::_fileno(f);
#if _WIN64 // 64 bits
__int64 ret = _filelengthi64(fd);
__int64 ret = ::_filelengthi64(fd);
if (ret >= 0)
{
return static_cast<size_t>(ret);
}
#else // windows 32 bits
long ret = _filelength(fd);
long ret = ::_filelength(fd);
if (ret >= 0)
{
return static_cast<size_t>(ret);
@ -228,7 +230,12 @@ SPDLOG_INLINE size_t filesize(FILE *f)
#endif
#else // unix
// OpenBSD doesn't compile with :: before the fileno(..)
#if defined(__OpenBSD__)
int fd = fileno(f);
#else
int fd = ::fileno(f);
#endif
// 64 bits(but not in osx or cygwin, where fstat64 is deprecated)
#if (defined(__linux__) || defined(__sun) || defined(_AIX)) && (defined(__LP64__) || defined(_LP64))
struct stat64 st;
@ -236,9 +243,8 @@ SPDLOG_INLINE size_t filesize(FILE *f)
{
return static_cast<size_t>(st.st_size);
}
#else // unix 32 bits or cygwin
#else // other unix or linux 32 bits or cygwin
struct stat st;
if (::fstat(fd, &st) == 0)
{
return static_cast<size_t>(st.st_size);
@ -255,10 +261,10 @@ SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm)
#ifdef _WIN32
#if _WIN32_WINNT < _WIN32_WINNT_WS08
TIME_ZONE_INFORMATION tzinfo;
auto rv = GetTimeZoneInformation(&tzinfo);
auto rv = ::GetTimeZoneInformation(&tzinfo);
#else
DYNAMIC_TIME_ZONE_INFORMATION tzinfo;
auto rv = GetDynamicTimeZoneInformation(&tzinfo);
auto rv = ::GetDynamicTimeZoneInformation(&tzinfo);
#endif
if (rv == TIME_ZONE_ID_INVALID)
SPDLOG_THROW(spdlog::spdlog_ex("Failed getting timezone info. ", errno));
@ -275,7 +281,7 @@ SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm)
return offset;
#else
#if defined(sun) || defined(__sun) || defined(_AIX)
#if defined(sun) || defined(__sun) || defined(_AIX) || (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE))
// 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris
struct helper
{
@ -324,15 +330,15 @@ SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT
#if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21)
#define SYS_gettid __NR_gettid
#endif
return static_cast<size_t>(syscall(SYS_gettid));
return static_cast<size_t>(::syscall(SYS_gettid));
#elif defined(_AIX) || defined(__DragonFly__) || defined(__FreeBSD__)
return static_cast<size_t>(pthread_getthreadid_np());
return static_cast<size_t>(::pthread_getthreadid_np());
#elif defined(__NetBSD__)
return static_cast<size_t>(_lwp_self());
return static_cast<size_t>(::_lwp_self());
#elif defined(__OpenBSD__)
return static_cast<size_t>(getthrid());
return static_cast<size_t>(::getthrid());
#elif defined(__sun)
return static_cast<size_t>(thr_self());
return static_cast<size_t>(::thr_self());
#elif __APPLE__
uint64_t tid;
pthread_threadid_np(nullptr, &tid);
@ -417,16 +423,16 @@ SPDLOG_INLINE bool in_terminal(FILE *file) SPDLOG_NOEXCEPT
{
#ifdef _WIN32
return _isatty(_fileno(file)) != 0;
return ::_isatty(_fileno(file)) != 0;
#else
return isatty(fileno(file)) != 0;
return ::isatty(fileno(file)) != 0;
#endif
}
#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32)
SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target)
{
if (wstr.size() > static_cast<size_t>(std::numeric_limits<int>::max()))
if (wstr.size() > static_cast<size_t>((std::numeric_limits<int>::max)()))
{
SPDLOG_THROW(spdlog::spdlog_ex("UTF-16 string is too big to be converted to UTF-8"));
}
@ -460,6 +466,76 @@ SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target)
}
#endif // (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32)
// return true on success
static SPDLOG_INLINE bool mkdir_(const filename_t &path)
{
#ifdef _WIN32
#ifdef SPDLOG_WCHAR_FILENAMES
return ::_wmkdir(path.c_str()) == 0;
#else
return ::_mkdir(path.c_str()) == 0;
#endif
#else
return ::mkdir(path.c_str(), mode_t(0755)) == 0;
#endif
}
// create the given directory - and all directories leading to it
// return true on success or if the directory already exists
SPDLOG_INLINE bool create_dir(filename_t path)
{
if (path_exists(path))
{
return true;
}
if (path.empty())
{
return false;
}
#ifdef _WIN32
// support forward slash in windows
std::replace(path.begin(), path.end(), '/', folder_sep);
#endif
size_t search_offset = 0;
do
{
auto token_pos = path.find(folder_sep, search_offset);
// treat the entire path as a folder if no folder separator not found
if (token_pos == filename_t::npos)
{
token_pos = path.size();
}
auto subdir = path.substr(0, token_pos);
if (!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir))
{
return false; // return error if failed creating dir
}
search_offset = token_pos + 1;
} while (search_offset < path.size());
return true;
}
// Return directory name from given path or empty string
// "abc/file" => "abc"
// "abc/" => "abc"
// "abc" => ""
// "abc///" => "abc//"
SPDLOG_INLINE filename_t dir_name(filename_t path)
{
#ifdef _WIN32
// support forward slash in windows
std::replace(path.begin(), path.end(), '/', folder_sep);
#endif
auto pos = path.find_last_of(folder_sep);
return pos != filename_t::npos ? path.substr(0, pos) : filename_t{};
}
} // namespace os
} // namespace details
} // namespace spdlog

View File

@ -3,7 +3,7 @@
#pragma once
#include "spdlog/common.h"
#include <spdlog/common.h>
#include <ctime> // std::time_t
namespace spdlog {
@ -33,12 +33,14 @@ SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL;
// folder separator
#ifdef _WIN32
const char folder_sep = '\\';
static const char folder_sep = '\\';
#else
SPDLOG_CONSTEXPR static const char folder_sep = '/';
#endif
#ifdef SPDLOG_PREVENT_CHILD_FD
void prevent_child_fd(FILE *f);
#endif
// fopen_s on non windows for writing
bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode);
@ -53,7 +55,7 @@ int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT;
// Return if file exists.
bool file_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT;
// Return file size according to open FILE* object
size_t filesize(FILE *f);
@ -81,7 +83,7 @@ int pid() SPDLOG_NOEXCEPT;
// Source: https://github.com/agauniyal/rang/
bool is_color_terminal() SPDLOG_NOEXCEPT;
// Detrmine if the terminal attached
// Determine if the terminal attached
// Source: https://github.com/agauniyal/rang/
bool in_terminal(FILE *file) SPDLOG_NOEXCEPT;
@ -89,6 +91,17 @@ bool in_terminal(FILE *file) SPDLOG_NOEXCEPT;
void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target);
#endif
// Return directory name from given path or empty string
// "abc/file" => "abc"
// "abc/" => "abc"
// "abc" => ""
// "abc///" => "abc//"
filename_t dir_name(filename_t path);
// Create a dir from the given path.
// Return true if succeeded or if this dir already exists.
bool create_dir(filename_t path);
} // namespace os
} // namespace details
} // namespace spdlog

View File

@ -4,14 +4,14 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/details/pattern_formatter.h>
#endif
#include "spdlog/details/fmt_helper.h"
#include "spdlog/details/log_msg.h"
#include "spdlog/details/os.h"
#include "spdlog/fmt/fmt.h"
#include "spdlog/formatter.h"
#include <spdlog/details/fmt_helper.h>
#include <spdlog/details/log_msg.h>
#include <spdlog/details/os.h>
#include <spdlog/fmt/fmt.h>
#include <spdlog/formatter.h>
#include <array>
#include <chrono>
@ -39,47 +39,48 @@ public:
: padinfo_(padinfo)
, dest_(dest)
{
if (padinfo_.width_ <= wrapped_size)
remaining_pad_ = static_cast<long>(padinfo.width_) - static_cast<long>(wrapped_size);
if (remaining_pad_ <= 0)
{
total_pad_ = 0;
return;
}
total_pad_ = padinfo.width_ - wrapped_size;
if (padinfo_.side_ == padding_info::left)
{
pad_it(total_pad_);
total_pad_ = 0;
pad_it(remaining_pad_);
remaining_pad_ = 0;
}
else if (padinfo_.side_ == padding_info::center)
{
auto half_pad = total_pad_ / 2;
auto reminder = total_pad_ & 1;
auto half_pad = remaining_pad_ / 2;
auto reminder = remaining_pad_ & 1;
pad_it(half_pad);
total_pad_ = half_pad + reminder; // for the right side
remaining_pad_ = half_pad + reminder; // for the right side
}
}
~scoped_padder()
{
if (total_pad_)
if (remaining_pad_ >= 0)
{
pad_it(total_pad_);
pad_it(remaining_pad_);
}
else if (padinfo_.truncate_)
{
long new_size = static_cast<long>(dest_.size()) + remaining_pad_;
dest_.resize(static_cast<size_t>(new_size));
}
}
private:
void pad_it(size_t count)
void pad_it(long count)
{
// count = std::min(count, spaces_.size());
assert(count <= spaces_.size());
fmt_helper::append_string_view(string_view_t(spaces_.data(), count), dest_);
fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast<size_t>(count)), dest_);
}
const padding_info &padinfo_;
memory_buf_t &dest_;
size_t total_pad_;
long remaining_pad_;
string_view_t spaces_{" ", 64};
};
@ -593,14 +594,7 @@ public:
const size_t field_size = 6;
ScopedPadder p(field_size, padinfo_, dest);
#ifdef _WIN32
int total_minutes = get_cached_offset(msg, tm_time);
#else
// No need to chache under gcc,
// it is very fast (already stored in tm.tm_gmtoff)
(void)(msg);
int total_minutes = os::utc_minutes_offset(tm_time);
#endif
auto total_minutes = get_cached_offset(msg, tm_time);
bool is_negative = total_minutes < 0;
if (is_negative)
{
@ -619,7 +613,6 @@ public:
private:
log_clock::time_point last_update_{std::chrono::seconds(0)};
#ifdef _WIN32
int offset_minutes_{0};
int get_cached_offset(const log_msg &msg, const std::tm &tm_time)
@ -632,7 +625,6 @@ private:
}
return offset_minutes_;
}
#endif
};
// Thread id
@ -881,11 +873,13 @@ public:
auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero());
auto delta_units = std::chrono::duration_cast<DurationUnits>(delta);
last_message_time_ = msg.time;
ScopedPadder p(6, padinfo_, dest);
fmt_helper::pad6(static_cast<size_t>(delta_units.count()), dest);
auto delta_count = static_cast<size_t>(delta_units.count());
auto n_digits = static_cast<size_t>(fmt_helper::count_digits(delta_count));
ScopedPadder p(n_digits, padinfo_, dest);
fmt_helper::append_int(delta_count, dest);
}
protected:
private:
log_clock::time_point last_message_time_;
};
@ -904,8 +898,6 @@ public:
using std::chrono::milliseconds;
using std::chrono::seconds;
#ifndef SPDLOG_NO_DATETIME
// cache the date/time part for the next second.
auto duration = msg.time.time_since_epoch();
auto secs = duration_cast<seconds>(duration);
@ -941,10 +933,6 @@ public:
dest.push_back(']');
dest.push_back(' ');
#else // no datetime needed
(void)tm_time;
#endif
#ifndef SPDLOG_NO_NAME
if (msg.logger_name.size() > 0)
{
@ -1014,14 +1002,13 @@ SPDLOG_INLINE std::unique_ptr<formatter> pattern_formatter::clone() const
SPDLOG_INLINE void pattern_formatter::format(const details::log_msg &msg, memory_buf_t &dest)
{
#ifndef SPDLOG_NO_DATETIME
auto secs = std::chrono::duration_cast<std::chrono::seconds>(msg.time.time_since_epoch());
if (secs != last_log_secs_)
{
cached_tm_ = get_time_(msg);
last_log_secs_ = secs;
}
#endif
for (auto &f : formatters_)
{
f->format(msg, cached_tm_, dest);
@ -1225,7 +1212,7 @@ SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_i
}
}
// Extract given pad spec (e.g. %8X)
// Extract given pad spec (e.g. %8X, %=8X, %-8!X, %8!X, %=8!X, %-8!X, %+8!X)
// Advance the given it pass the end of the padding spec found (if any)
// Return padding.
SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end)
@ -1256,7 +1243,7 @@ SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::stri
if (it == end || !std::isdigit(static_cast<unsigned char>(*it)))
{
return padding_info{0, side};
return padding_info{}; // no padding if no digit found here
}
auto width = static_cast<size_t>(*it) - '0';
@ -1265,7 +1252,20 @@ SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::stri
auto digit = static_cast<size_t>(*it) - '0';
width = width * 10 + digit;
}
return details::padding_info{std::min<size_t>(width, max_width), side};
// search for the optional truncate marker '!'
bool truncate;
if (it != end && *it == '!')
{
truncate = true;
++it;
}
else
{
truncate = false;
}
return details::padding_info{std::min<size_t>(width, max_width), side, truncate};
}
SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &pattern)

View File

@ -3,10 +3,10 @@
#pragma once
#include "spdlog/common.h"
#include "spdlog/details/log_msg.h"
#include "spdlog/details/os.h"
#include "spdlog/formatter.h"
#include <spdlog/common.h>
#include <spdlog/details/log_msg.h>
#include <spdlog/details/os.h>
#include <spdlog/formatter.h>
#include <chrono>
#include <ctime>
@ -29,17 +29,21 @@ struct padding_info
};
padding_info() = default;
padding_info(size_t width, padding_info::pad_side side)
padding_info(size_t width, padding_info::pad_side side, bool truncate)
: width_(width)
, side_(side)
, truncate_(truncate)
, enabled_(true)
{}
bool enabled() const
{
return width_ != 0;
return enabled_;
}
const size_t width_ = 0;
const pad_side side_ = left;
bool truncate_ = false;
bool enabled_ = false;
};
class flag_formatter

View File

@ -4,7 +4,7 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/periodic_worker.h"
#include <spdlog/details/periodic_worker.h>
#endif
namespace spdlog {

View File

@ -4,20 +4,20 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/registry.h"
#include <spdlog/details/registry.h>
#endif
#include "spdlog/common.h"
#include "spdlog/details/periodic_worker.h"
#include "spdlog/logger.h"
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/common.h>
#include <spdlog/details/periodic_worker.h>
#include <spdlog/logger.h>
#include <spdlog/details/pattern_formatter.h>
#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER
// support for the default stdout color logger
#ifdef _WIN32
#include "spdlog/sinks/wincolor_sink.h"
#include <spdlog/sinks/wincolor_sink.h>
#else
#include "spdlog/sinks/ansicolor_sink.h"
#include <spdlog/sinks/ansicolor_sink.h>
#endif
#endif // SPDLOG_DISABLE_DEFAULT_LOGGER
@ -254,10 +254,10 @@ SPDLOG_INLINE std::recursive_mutex &registry::tp_mutex()
return tp_mutex_;
}
SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_regsistration)
SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration)
{
std::lock_guard<std::mutex> lock(logger_map_mutex_);
automatic_registration_ = automatic_regsistration;
automatic_registration_ = automatic_registration;
}
SPDLOG_INLINE registry &registry::instance()

View File

@ -8,7 +8,7 @@
// If user requests a non existing logger, nullptr will be returned
// This class is thread safe
#include "spdlog/common.h"
#include <spdlog/common.h>
#include <chrono>
#include <functional>
@ -77,7 +77,7 @@ public:
std::recursive_mutex &tp_mutex();
void set_automatic_registration(bool automatic_regsistration);
void set_automatic_registration(bool automatic_registration);
static registry &instance();

View File

@ -4,10 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/details/thread_pool.h"
#include <spdlog/details/thread_pool.h>
#endif
#include "spdlog/common.h"
#include <spdlog/common.h>
#include <cassert>
namespace spdlog {
namespace details {
@ -81,7 +82,7 @@ void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg &&new_msg, async_overf
void SPDLOG_INLINE thread_pool::worker_loop_()
{
while (process_next_msg_()) {};
while (process_next_msg_()) {}
}
// process next message in the queue
@ -98,24 +99,20 @@ bool SPDLOG_INLINE thread_pool::process_next_msg_()
switch (incoming_async_msg.msg_type)
{
case async_msg_type::log:
{
case async_msg_type::log: {
incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg);
return true;
}
case async_msg_type::flush:
{
case async_msg_type::flush: {
incoming_async_msg.worker_ptr->backend_flush_();
return true;
}
case async_msg_type::terminate:
{
case async_msg_type::terminate: {
return false;
}
default:
{
default: {
assert(false && "Unexpected async_msg_type");
}
}

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@ -3,9 +3,9 @@
#pragma once
#include "spdlog/details/log_msg_buffer.h"
#include "spdlog/details/mpmc_blocking_q.h"
#include "spdlog/details/os.h"
#include <spdlog/details/log_msg_buffer.h>
#include <spdlog/details/mpmc_blocking_q.h>
#include <spdlog/details/os.h>
#include <chrono>
#include <memory>
@ -27,7 +27,7 @@ enum class async_msg_type
terminate
};
#include "spdlog/details/log_msg_buffer.h"
#include <spdlog/details/log_msg_buffer.h>
// Async msg to move to/from the queue
// Movable only. should never be copied
struct async_msg : log_msg_buffer

View File

@ -16,16 +16,291 @@
#include <locale>
#include <sstream>
// enable safe chrono durations, unless explicitly disabled
FMT_BEGIN_NAMESPACE
// Enable safe chrono durations, unless explicitly disabled.
#ifndef FMT_SAFE_DURATION_CAST
# define FMT_SAFE_DURATION_CAST 1
#endif
#if FMT_SAFE_DURATION_CAST
# include "safe-duration-cast.h"
#endif
FMT_BEGIN_NAMESPACE
// For conversion between std::chrono::durations without undefined
// behaviour or erroneous results.
// This is a stripped down version of duration_cast, for inclusion in fmt.
// See https://github.com/pauldreik/safe_duration_cast
//
// Copyright Paul Dreik 2019
namespace safe_duration_cast {
template <typename To, typename From,
FMT_ENABLE_IF(!std::is_same<From, To>::value &&
std::numeric_limits<From>::is_signed ==
std::numeric_limits<To>::is_signed)>
FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) {
ec = 0;
using F = std::numeric_limits<From>;
using T = std::numeric_limits<To>;
static_assert(F::is_integer, "From must be integral");
static_assert(T::is_integer, "To must be integral");
// A and B are both signed, or both unsigned.
if (F::digits <= T::digits) {
// From fits in To without any problem.
} else {
// From does not always fit in To, resort to a dynamic check.
if (from < T::min() || from > T::max()) {
// outside range.
ec = 1;
return {};
}
}
return static_cast<To>(from);
}
/**
* converts From to To, without loss. If the dynamic value of from
* can't be converted to To without loss, ec is set.
*/
template <typename To, typename From,
FMT_ENABLE_IF(!std::is_same<From, To>::value &&
std::numeric_limits<From>::is_signed !=
std::numeric_limits<To>::is_signed)>
FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) {
ec = 0;
using F = std::numeric_limits<From>;
using T = std::numeric_limits<To>;
static_assert(F::is_integer, "From must be integral");
static_assert(T::is_integer, "To must be integral");
if (F::is_signed && !T::is_signed) {
// From may be negative, not allowed!
if (fmt::internal::is_negative(from)) {
ec = 1;
return {};
}
// From is positive. Can it always fit in To?
if (F::digits <= T::digits) {
// yes, From always fits in To.
} else {
// from may not fit in To, we have to do a dynamic check
if (from > static_cast<From>(T::max())) {
ec = 1;
return {};
}
}
}
if (!F::is_signed && T::is_signed) {
// can from be held in To?
if (F::digits < T::digits) {
// yes, From always fits in To.
} else {
// from may not fit in To, we have to do a dynamic check
if (from > static_cast<From>(T::max())) {
// outside range.
ec = 1;
return {};
}
}
}
// reaching here means all is ok for lossless conversion.
return static_cast<To>(from);
} // function
template <typename To, typename From,
FMT_ENABLE_IF(std::is_same<From, To>::value)>
FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) {
ec = 0;
return from;
} // function
// clang-format off
/**
* converts From to To if possible, otherwise ec is set.
*
* input | output
* ---------------------------------|---------------
* NaN | NaN
* Inf | Inf
* normal, fits in output | converted (possibly lossy)
* normal, does not fit in output | ec is set
* subnormal | best effort
* -Inf | -Inf
*/
// clang-format on
template <typename To, typename From,
FMT_ENABLE_IF(!std::is_same<From, To>::value)>
FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) {
ec = 0;
using T = std::numeric_limits<To>;
static_assert(std::is_floating_point<From>::value, "From must be floating");
static_assert(std::is_floating_point<To>::value, "To must be floating");
// catch the only happy case
if (std::isfinite(from)) {
if (from >= T::lowest() && from <= T::max()) {
return static_cast<To>(from);
}
// not within range.
ec = 1;
return {};
}
// nan and inf will be preserved
return static_cast<To>(from);
} // function
template <typename To, typename From,
FMT_ENABLE_IF(std::is_same<From, To>::value)>
FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) {
ec = 0;
static_assert(std::is_floating_point<From>::value, "From must be floating");
return from;
}
/**
* safe duration cast between integral durations
*/
template <typename To, typename FromRep, typename FromPeriod,
FMT_ENABLE_IF(std::is_integral<FromRep>::value),
FMT_ENABLE_IF(std::is_integral<typename To::rep>::value)>
To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from,
int& ec) {
using From = std::chrono::duration<FromRep, FromPeriod>;
ec = 0;
// the basic idea is that we need to convert from count() in the from type
// to count() in the To type, by multiplying it with this:
struct Factor
: std::ratio_divide<typename From::period, typename To::period> {};
static_assert(Factor::num > 0, "num must be positive");
static_assert(Factor::den > 0, "den must be positive");
// the conversion is like this: multiply from.count() with Factor::num
// /Factor::den and convert it to To::rep, all this without
// overflow/underflow. let's start by finding a suitable type that can hold
// both To, From and Factor::num
using IntermediateRep =
typename std::common_type<typename From::rep, typename To::rep,
decltype(Factor::num)>::type;
// safe conversion to IntermediateRep
IntermediateRep count =
lossless_integral_conversion<IntermediateRep>(from.count(), ec);
if (ec) {
return {};
}
// multiply with Factor::num without overflow or underflow
if (Factor::num != 1) {
const auto max1 = internal::max_value<IntermediateRep>() / Factor::num;
if (count > max1) {
ec = 1;
return {};
}
const auto min1 = std::numeric_limits<IntermediateRep>::min() / Factor::num;
if (count < min1) {
ec = 1;
return {};
}
count *= Factor::num;
}
// this can't go wrong, right? den>0 is checked earlier.
if (Factor::den != 1) {
count /= Factor::den;
}
// convert to the to type, safely
using ToRep = typename To::rep;
const ToRep tocount = lossless_integral_conversion<ToRep>(count, ec);
if (ec) {
return {};
}
return To{tocount};
}
/**
* safe duration_cast between floating point durations
*/
template <typename To, typename FromRep, typename FromPeriod,
FMT_ENABLE_IF(std::is_floating_point<FromRep>::value),
FMT_ENABLE_IF(std::is_floating_point<typename To::rep>::value)>
To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from,
int& ec) {
using From = std::chrono::duration<FromRep, FromPeriod>;
ec = 0;
if (std::isnan(from.count())) {
// nan in, gives nan out. easy.
return To{std::numeric_limits<typename To::rep>::quiet_NaN()};
}
// maybe we should also check if from is denormal, and decide what to do about
// it.
// +-inf should be preserved.
if (std::isinf(from.count())) {
return To{from.count()};
}
// the basic idea is that we need to convert from count() in the from type
// to count() in the To type, by multiplying it with this:
struct Factor
: std::ratio_divide<typename From::period, typename To::period> {};
static_assert(Factor::num > 0, "num must be positive");
static_assert(Factor::den > 0, "den must be positive");
// the conversion is like this: multiply from.count() with Factor::num
// /Factor::den and convert it to To::rep, all this without
// overflow/underflow. let's start by finding a suitable type that can hold
// both To, From and Factor::num
using IntermediateRep =
typename std::common_type<typename From::rep, typename To::rep,
decltype(Factor::num)>::type;
// force conversion of From::rep -> IntermediateRep to be safe,
// even if it will never happen be narrowing in this context.
IntermediateRep count =
safe_float_conversion<IntermediateRep>(from.count(), ec);
if (ec) {
return {};
}
// multiply with Factor::num without overflow or underflow
if (Factor::num != 1) {
constexpr auto max1 = internal::max_value<IntermediateRep>() /
static_cast<IntermediateRep>(Factor::num);
if (count > max1) {
ec = 1;
return {};
}
constexpr auto min1 = std::numeric_limits<IntermediateRep>::lowest() /
static_cast<IntermediateRep>(Factor::num);
if (count < min1) {
ec = 1;
return {};
}
count *= static_cast<IntermediateRep>(Factor::num);
}
// this can't go wrong, right? den>0 is checked earlier.
if (Factor::den != 1) {
using common_t = typename std::common_type<IntermediateRep, intmax_t>::type;
count /= static_cast<common_t>(Factor::den);
}
// convert to the to type, safely
using ToRep = typename To::rep;
const ToRep tocount = safe_float_conversion<ToRep>(count, ec);
if (ec) {
return {};
}
return To{tocount};
}
} // namespace safe_duration_cast
#endif
// Prevents expansion of a preceding token as a function-style macro.
// Usage: f FMT_NOMACRO()
@ -403,7 +678,7 @@ inline bool isfinite(T value) {
return std::isfinite(value);
}
// Convers value to int and checks that it's in the range [0, upper).
// Converts value to int and checks that it's in the range [0, upper).
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
inline int to_nonnegative_int(T value, int upper) {
FMT_ASSERT(value >= 0 && value <= upper, "invalid value");
@ -582,8 +857,8 @@ struct chrono_formatter {
void write(Rep value, int width) {
write_sign();
if (isnan(value)) return write_nan();
uint32_or_64_t<int> n = to_unsigned(
to_nonnegative_int(value, (std::numeric_limits<int>::max)()));
uint32_or_64_or_128_t<int> n =
to_unsigned(to_nonnegative_int(value, max_value<int>()));
int num_digits = internal::count_digits(n);
if (width > num_digits) out = std::fill_n(out, width - num_digits, '0');
out = format_decimal<char_type>(out, n, num_digits);
@ -728,7 +1003,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
struct spec_handler {
formatter& f;
basic_parse_context<Char>& context;
basic_format_parse_context<Char>& context;
basic_string_view<Char> format_str;
template <typename Id> FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) {
@ -738,8 +1013,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view<Char> arg_id) {
context.check_arg_id(arg_id);
const auto str_val = internal::string_view_metadata(format_str, arg_id);
return arg_ref_type(str_val);
return arg_ref_type(arg_id);
}
FMT_CONSTEXPR arg_ref_type make_arg_ref(internal::auto_id) {
@ -750,7 +1024,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
void on_fill(Char fill) { f.specs.fill[0] = fill; }
void on_align(align_t align) { f.specs.align = align; }
void on_width(unsigned width) { f.specs.width = width; }
void on_precision(unsigned precision) { f.precision = precision; }
void on_precision(unsigned _precision) { f.precision = _precision; }
void end_precision() {}
template <typename Id> void on_dynamic_width(Id arg_id) {
@ -762,13 +1036,13 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
}
};
using iterator = typename basic_parse_context<Char>::iterator;
using iterator = typename basic_format_parse_context<Char>::iterator;
struct parse_range {
iterator begin;
iterator end;
};
FMT_CONSTEXPR parse_range do_parse(basic_parse_context<Char>& ctx) {
FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context<Char>& ctx) {
auto begin = ctx.begin(), end = ctx.end();
if (begin == end || *begin == '}') return {begin, begin};
spec_handler handler{*this, ctx, format_str};
@ -789,7 +1063,7 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
public:
formatter() : precision(-1) {}
FMT_CONSTEXPR auto parse(basic_parse_context<Char>& ctx)
FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx)
-> decltype(ctx.begin()) {
auto range = do_parse(ctx);
format_str = basic_string_view<Char>(
@ -806,10 +1080,10 @@ struct formatter<std::chrono::duration<Rep, Period>, Char> {
auto out = std::back_inserter(buf);
using range = internal::output_range<decltype(ctx.out()), Char>;
internal::basic_writer<range> w(range(ctx.out()));
internal::handle_dynamic_spec<internal::width_checker>(
specs.width, width_ref, ctx, format_str.begin());
internal::handle_dynamic_spec<internal::width_checker>(specs.width,
width_ref, ctx);
internal::handle_dynamic_spec<internal::precision_checker>(
precision, precision_ref, ctx, format_str.begin());
precision, precision_ref, ctx);
if (begin == end || *begin == '}') {
out = internal::format_chrono_duration_value(out, d.count(), precision);
internal::format_chrono_duration_unit<Period>(out);

View File

@ -299,15 +299,15 @@ class text_style {
return static_cast<uint8_t>(ems) != 0;
}
FMT_CONSTEXPR internal::color_type get_foreground() const FMT_NOEXCEPT {
assert(has_foreground() && "no foreground specified for this style");
FMT_ASSERT(has_foreground(), "no foreground specified for this style");
return foreground_color;
}
FMT_CONSTEXPR internal::color_type get_background() const FMT_NOEXCEPT {
assert(has_background() && "no background specified for this style");
FMT_ASSERT(has_background(), "no background specified for this style");
return background_color;
}
FMT_CONSTEXPR emphasis get_emphasis() const FMT_NOEXCEPT {
assert(has_emphasis() && "no emphasis specified for this style");
FMT_ASSERT(has_emphasis(), "no emphasis specified for this style");
return ems;
}
@ -470,58 +470,41 @@ inline void reset_color(basic_memory_buffer<Char>& buffer) FMT_NOEXCEPT {
}
template <typename Char>
std::basic_string<Char> vformat(const text_style& ts,
basic_string_view<Char> format_str,
basic_format_args<buffer_context<Char> > args) {
basic_memory_buffer<Char> buffer;
void vformat_to(basic_memory_buffer<Char>& buf, const text_style& ts,
basic_string_view<Char> format_str,
basic_format_args<buffer_context<Char>> args) {
bool has_style = false;
if (ts.has_emphasis()) {
has_style = true;
ansi_color_escape<Char> escape = make_emphasis<Char>(ts.get_emphasis());
buffer.append(escape.begin(), escape.end());
auto emphasis = internal::make_emphasis<Char>(ts.get_emphasis());
buf.append(emphasis.begin(), emphasis.end());
}
if (ts.has_foreground()) {
has_style = true;
ansi_color_escape<Char> escape =
make_foreground_color<Char>(ts.get_foreground());
buffer.append(escape.begin(), escape.end());
auto foreground =
internal::make_foreground_color<Char>(ts.get_foreground());
buf.append(foreground.begin(), foreground.end());
}
if (ts.has_background()) {
has_style = true;
ansi_color_escape<Char> escape =
make_background_color<Char>(ts.get_background());
buffer.append(escape.begin(), escape.end());
auto background =
internal::make_background_color<Char>(ts.get_background());
buf.append(background.begin(), background.end());
}
internal::vformat_to(buffer, format_str, args);
vformat_to(buf, format_str, args);
if (has_style) {
reset_color<Char>(buffer);
internal::reset_color<Char>(buf);
}
return fmt::to_string(buffer);
}
} // namespace internal
template <typename S, typename Char = char_t<S> >
template <typename S, typename Char = char_t<S>>
void vprint(std::FILE* f, const text_style& ts, const S& format,
basic_format_args<buffer_context<Char> > args) {
bool has_style = false;
if (ts.has_emphasis()) {
has_style = true;
internal::fputs<Char>(internal::make_emphasis<Char>(ts.get_emphasis()), f);
}
if (ts.has_foreground()) {
has_style = true;
internal::fputs<Char>(
internal::make_foreground_color<Char>(ts.get_foreground()), f);
}
if (ts.has_background()) {
has_style = true;
internal::fputs<Char>(
internal::make_background_color<Char>(ts.get_background()), f);
}
vprint(f, format, args);
if (has_style) {
internal::reset_color<Char>(f);
}
basic_format_args<buffer_context<Char>> args) {
basic_memory_buffer<Char> buf;
internal::vformat_to(buf, ts, to_string_view(format), args);
buf.push_back(Char(0));
internal::fputs(buf.data(), f);
}
/**
@ -536,7 +519,7 @@ template <typename S, typename... Args,
void print(std::FILE* f, const text_style& ts, const S& format_str,
const Args&... args) {
internal::check_format_string<Args...>(format_str);
using context = buffer_context<char_t<S> >;
using context = buffer_context<char_t<S>>;
format_arg_store<context, Args...> as{args...};
vprint(f, ts, format_str, basic_format_args<context>(as));
}
@ -554,11 +537,13 @@ void print(const text_style& ts, const S& format_str, const Args&... args) {
return print(stdout, ts, format_str, args...);
}
template <typename S, typename Char = char_t<S> >
template <typename S, typename Char = char_t<S>>
inline std::basic_string<Char> vformat(
const text_style& ts, const S& format_str,
basic_format_args<buffer_context<Char> > args) {
return internal::vformat(ts, to_string_view(format_str), args);
basic_format_args<buffer_context<Char>> args) {
basic_memory_buffer<Char> buf;
internal::vformat_to(buf, ts, to_string_view(format_str), args);
return fmt::to_string(buf);
}
/**
@ -573,11 +558,11 @@ inline std::basic_string<Char> vformat(
"The answer is {}", 42);
\endrst
*/
template <typename S, typename... Args, typename Char = char_t<S> >
template <typename S, typename... Args, typename Char = char_t<S>>
inline std::basic_string<Char> format(const text_style& ts, const S& format_str,
const Args&... args) {
return internal::vformat(ts, to_string_view(format_str),
{internal::make_args_checked(format_str, args...)});
return vformat(ts, to_string_view(format_str),
{internal::make_args_checked<Args...>(format_str, args...)});
}
FMT_END_NAMESPACE

View File

@ -14,250 +14,44 @@
FMT_BEGIN_NAMESPACE
namespace internal {
// Part of a compiled format string. It can be either literal text or a
// replacement field.
template <typename Char> struct format_part {
public:
struct named_argument_id {
FMT_CONSTEXPR named_argument_id(internal::string_view_metadata id)
: id(id) {}
internal::string_view_metadata id;
enum class kind { arg_index, arg_name, text, replacement };
struct replacement {
arg_ref<Char> arg_id;
dynamic_format_specs<Char> specs;
};
struct argument_id {
FMT_CONSTEXPR argument_id() : argument_id(0u) {}
FMT_CONSTEXPR argument_id(unsigned id)
: which(which_arg_id::index), val(id) {}
FMT_CONSTEXPR argument_id(internal::string_view_metadata id)
: which(which_arg_id::named_index), val(id) {}
enum class which_arg_id { index, named_index };
which_arg_id which;
union value {
FMT_CONSTEXPR value() : index(0u) {}
FMT_CONSTEXPR value(unsigned id) : index(id) {}
FMT_CONSTEXPR value(internal::string_view_metadata id)
: named_index(id) {}
unsigned index;
internal::string_view_metadata named_index;
} val;
};
struct specification {
FMT_CONSTEXPR specification() : arg_id(0u) {}
FMT_CONSTEXPR specification(unsigned id) : arg_id(id) {}
FMT_CONSTEXPR specification(internal::string_view_metadata id)
: arg_id(id) {}
argument_id arg_id;
internal::dynamic_format_specs<Char> parsed_specs;
};
FMT_CONSTEXPR format_part()
: which(kind::argument_id), end_of_argument_id(0u), val(0u) {}
FMT_CONSTEXPR format_part(internal::string_view_metadata text)
: which(kind::text), end_of_argument_id(0u), val(text) {}
FMT_CONSTEXPR format_part(unsigned id)
: which(kind::argument_id), end_of_argument_id(0u), val(id) {}
FMT_CONSTEXPR format_part(named_argument_id arg_id)
: which(kind::named_argument_id), end_of_argument_id(0u), val(arg_id) {}
FMT_CONSTEXPR format_part(specification spec)
: which(kind::specification), end_of_argument_id(0u), val(spec) {}
enum class kind { argument_id, named_argument_id, text, specification };
kind which;
std::size_t end_of_argument_id;
kind part_kind;
union value {
FMT_CONSTEXPR value() : arg_id(0u) {}
FMT_CONSTEXPR value(unsigned id) : arg_id(id) {}
FMT_CONSTEXPR value(named_argument_id named_id)
: named_arg_id(named_id.id) {}
FMT_CONSTEXPR value(internal::string_view_metadata t) : text(t) {}
FMT_CONSTEXPR value(specification s) : spec(s) {}
unsigned arg_id;
internal::string_view_metadata named_arg_id;
internal::string_view_metadata text;
specification spec;
unsigned arg_index;
basic_string_view<Char> str;
replacement repl;
FMT_CONSTEXPR value(unsigned index = 0) : arg_index(index) {}
FMT_CONSTEXPR value(basic_string_view<Char> s) : str(s) {}
FMT_CONSTEXPR value(replacement r) : repl(r) {}
} val;
};
// Position past the end of the argument id.
const Char* arg_id_end = nullptr;
template <typename Char, typename PartsContainer>
class format_preparation_handler : public internal::error_handler {
private:
using part = format_part<Char>;
FMT_CONSTEXPR format_part(kind k = kind::arg_index, value v = {})
: part_kind(k), val(v) {}
public:
using iterator = typename basic_string_view<Char>::iterator;
FMT_CONSTEXPR format_preparation_handler(basic_string_view<Char> format,
PartsContainer& parts)
: parts_(parts), format_(format), parse_context_(format) {}
FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) {
if (begin == end) return;
const auto offset = begin - format_.data();
const auto size = end - begin;
parts_.push_back(part(string_view_metadata(offset, size)));
static FMT_CONSTEXPR format_part make_arg_index(unsigned index) {
return format_part(kind::arg_index, index);
}
FMT_CONSTEXPR void on_arg_id() {
parts_.push_back(part(parse_context_.next_arg_id()));
static FMT_CONSTEXPR format_part make_arg_name(basic_string_view<Char> name) {
return format_part(kind::arg_name, name);
}
FMT_CONSTEXPR void on_arg_id(unsigned id) {
parse_context_.check_arg_id(id);
parts_.push_back(part(id));
static FMT_CONSTEXPR format_part make_text(basic_string_view<Char> text) {
return format_part(kind::text, text);
}
FMT_CONSTEXPR void on_arg_id(basic_string_view<Char> id) {
const auto view = string_view_metadata(format_, id);
const auto arg_id = typename part::named_argument_id(view);
parts_.push_back(part(arg_id));
static FMT_CONSTEXPR format_part make_replacement(replacement repl) {
return format_part(kind::replacement, repl);
}
FMT_CONSTEXPR void on_replacement_field(const Char* ptr) {
parts_.back().end_of_argument_id = ptr - format_.begin();
}
FMT_CONSTEXPR const Char* on_format_specs(const Char* begin,
const Char* end) {
const auto specs_offset = to_unsigned(begin - format_.begin());
using parse_context = basic_parse_context<Char>;
internal::dynamic_format_specs<Char> parsed_specs;
dynamic_specs_handler<parse_context> handler(parsed_specs, parse_context_);
begin = parse_format_specs(begin, end, handler);
if (*begin != '}') on_error("missing '}' in format string");
auto& last_part = parts_.back();
auto specs = last_part.which == part::kind::argument_id
? typename part::specification(last_part.val.arg_id)
: typename part::specification(last_part.val.named_arg_id);
specs.parsed_specs = parsed_specs;
last_part = part(specs);
last_part.end_of_argument_id = specs_offset;
return begin;
}
private:
PartsContainer& parts_;
basic_string_view<Char> format_;
basic_parse_context<Char> parse_context_;
};
template <typename Format, typename PreparedPartsProvider, typename... Args>
class prepared_format {
public:
using char_type = char_t<Format>;
using format_part_t = format_part<char_type>;
constexpr prepared_format(Format f)
: format_(std::move(f)), parts_provider_(to_string_view(format_)) {}
prepared_format() = delete;
using context = buffer_context<char_type>;
template <typename Range, typename Context>
auto vformat_to(Range out, basic_format_args<Context> args) const ->
typename Context::iterator {
const auto format_view = internal::to_string_view(format_);
basic_parse_context<char_type> parse_ctx(format_view);
Context ctx(out.begin(), args);
const auto& parts = parts_provider_.parts();
for (auto part_it = parts.begin(); part_it != parts.end(); ++part_it) {
const auto& part = *part_it;
const auto& value = part.val;
switch (part.which) {
case format_part_t::kind::text: {
const auto text = value.text.to_view(format_view.data());
auto output = ctx.out();
auto&& it = internal::reserve(output, text.size());
it = std::copy_n(text.begin(), text.size(), it);
ctx.advance_to(output);
} break;
case format_part_t::kind::argument_id: {
advance_parse_context_to_specification(parse_ctx, part);
format_arg<Range>(parse_ctx, ctx, value.arg_id);
} break;
case format_part_t::kind::named_argument_id: {
advance_parse_context_to_specification(parse_ctx, part);
const auto named_arg_id =
value.named_arg_id.to_view(format_view.data());
format_arg<Range>(parse_ctx, ctx, named_arg_id);
} break;
case format_part_t::kind::specification: {
const auto& arg_id_value = value.spec.arg_id.val;
const auto arg = value.spec.arg_id.which ==
format_part_t::argument_id::which_arg_id::index
? ctx.arg(arg_id_value.index)
: ctx.arg(arg_id_value.named_index.to_view(
to_string_view(format_).data()));
auto specs = value.spec.parsed_specs;
handle_dynamic_spec<internal::width_checker>(
specs.width, specs.width_ref, ctx, format_view.begin());
handle_dynamic_spec<internal::precision_checker>(
specs.precision, specs.precision_ref, ctx, format_view.begin());
check_prepared_specs(specs, arg.type());
advance_parse_context_to_specification(parse_ctx, part);
ctx.advance_to(
visit_format_arg(arg_formatter<Range>(ctx, nullptr, &specs), arg));
} break;
}
}
return ctx.out();
}
private:
void advance_parse_context_to_specification(
basic_parse_context<char_type>& parse_ctx,
const format_part_t& part) const {
const auto view = to_string_view(format_);
const auto specification_begin = view.data() + part.end_of_argument_id;
advance_to(parse_ctx, specification_begin);
}
template <typename Range, typename Context, typename Id>
void format_arg(basic_parse_context<char_type>& parse_ctx, Context& ctx,
Id arg_id) const {
parse_ctx.check_arg_id(arg_id);
const auto stopped_at =
visit_format_arg(arg_formatter<Range>(ctx), ctx.arg(arg_id));
ctx.advance_to(stopped_at);
}
template <typename Char>
void check_prepared_specs(const basic_format_specs<Char>& specs,
internal::type arg_type) const {
internal::error_handler h;
numeric_specs_checker<internal::error_handler> checker(h, arg_type);
if (specs.align == align::numeric) checker.require_numeric_argument();
if (specs.sign != sign::none) checker.check_sign();
if (specs.alt) checker.require_numeric_argument();
if (specs.precision >= 0) checker.check_precision();
}
private:
Format format_;
PreparedPartsProvider parts_provider_;
};
template <typename Char> struct part_counter {
@ -276,13 +70,13 @@ template <typename Char> struct part_counter {
FMT_CONSTEXPR const Char* on_format_specs(const Char* begin,
const Char* end) {
// Find the matching brace.
unsigned braces_counter = 0;
unsigned brace_counter = 0;
for (; begin != end; ++begin) {
if (*begin == '{') {
++braces_counter;
++brace_counter;
} else if (*begin == '}') {
if (braces_counter == 0u) break;
--braces_counter;
if (brace_counter == 0u) break;
--brace_counter;
}
}
return begin;
@ -291,156 +85,486 @@ template <typename Char> struct part_counter {
FMT_CONSTEXPR void on_error(const char*) {}
};
template <typename Format> class compiletime_prepared_parts_type_provider {
private:
using char_type = char_t<Format>;
// Counts the number of parts in a format string.
template <typename Char>
FMT_CONSTEXPR unsigned count_parts(basic_string_view<Char> format_str) {
part_counter<Char> counter;
parse_format_string<true>(format_str, counter);
return counter.num_parts;
}
static FMT_CONSTEXPR unsigned count_parts() {
FMT_CONSTEXPR_DECL const auto text = to_string_view(Format{});
part_counter<char_type> counter;
internal::parse_format_string</*IS_CONSTEXPR=*/true>(text, counter);
return counter.num_parts;
template <typename Char, typename PartHandler>
class format_string_compiler : public error_handler {
private:
using part = format_part<Char>;
PartHandler handler_;
part part_;
basic_string_view<Char> format_str_;
basic_format_parse_context<Char> parse_context_;
public:
FMT_CONSTEXPR format_string_compiler(basic_string_view<Char> format_str,
PartHandler handler)
: handler_(handler),
format_str_(format_str),
parse_context_(format_str) {}
FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) {
if (begin != end)
handler_(part::make_text({begin, to_unsigned(end - begin)}));
}
// Workaround for old compilers. Compiletime parts preparation will not be
// performed with them anyway.
FMT_CONSTEXPR void on_arg_id() {
part_ = part::make_arg_index(parse_context_.next_arg_id());
}
FMT_CONSTEXPR void on_arg_id(unsigned id) {
parse_context_.check_arg_id(id);
part_ = part::make_arg_index(id);
}
FMT_CONSTEXPR void on_arg_id(basic_string_view<Char> id) {
part_ = part::make_arg_name(id);
}
FMT_CONSTEXPR void on_replacement_field(const Char* ptr) {
part_.arg_id_end = ptr;
handler_(part_);
}
FMT_CONSTEXPR const Char* on_format_specs(const Char* begin,
const Char* end) {
auto repl = typename part::replacement();
dynamic_specs_handler<basic_format_parse_context<Char>> handler(
repl.specs, parse_context_);
auto it = parse_format_specs(begin, end, handler);
if (*it != '}') on_error("missing '}' in format string");
repl.arg_id = part_.part_kind == part::kind::arg_index
? arg_ref<Char>(part_.val.arg_index)
: arg_ref<Char>(part_.val.str);
auto part = part::make_replacement(repl);
part.arg_id_end = begin;
handler_(part);
return it;
}
};
// Compiles a format string and invokes handler(part) for each parsed part.
template <bool IS_CONSTEXPR, typename Char, typename PartHandler>
FMT_CONSTEXPR void compile_format_string(basic_string_view<Char> format_str,
PartHandler handler) {
parse_format_string<IS_CONSTEXPR>(
format_str,
format_string_compiler<Char, PartHandler>(format_str, handler));
}
template <typename Range, typename Context, typename Id>
void format_arg(
basic_format_parse_context<typename Range::value_type>& parse_ctx,
Context& ctx, Id arg_id) {
ctx.advance_to(
visit_format_arg(arg_formatter<Range>(ctx, &parse_ctx), ctx.arg(arg_id)));
}
// vformat_to is defined in a subnamespace to prevent ADL.
namespace cf {
template <typename Context, typename Range, typename CompiledFormat>
auto vformat_to(Range out, CompiledFormat& cf, basic_format_args<Context> args)
-> typename Context::iterator {
using char_type = typename Context::char_type;
basic_format_parse_context<char_type> parse_ctx(
to_string_view(cf.format_str_));
Context ctx(out.begin(), args);
const auto& parts = cf.parts();
for (auto part_it = std::begin(parts); part_it != std::end(parts);
++part_it) {
const auto& part = *part_it;
const auto& value = part.val;
using format_part_t = format_part<char_type>;
switch (part.part_kind) {
case format_part_t::kind::text: {
const auto text = value.str;
auto output = ctx.out();
auto&& it = reserve(output, text.size());
it = std::copy_n(text.begin(), text.size(), it);
ctx.advance_to(output);
break;
}
case format_part_t::kind::arg_index:
advance_to(parse_ctx, part.arg_id_end);
internal::format_arg<Range>(parse_ctx, ctx, value.arg_index);
break;
case format_part_t::kind::arg_name:
advance_to(parse_ctx, part.arg_id_end);
internal::format_arg<Range>(parse_ctx, ctx, value.str);
break;
case format_part_t::kind::replacement: {
const auto& arg_id_value = value.repl.arg_id.val;
const auto arg = value.repl.arg_id.kind == arg_id_kind::index
? ctx.arg(arg_id_value.index)
: ctx.arg(arg_id_value.name);
auto specs = value.repl.specs;
handle_dynamic_spec<width_checker>(specs.width, specs.width_ref, ctx);
handle_dynamic_spec<precision_checker>(specs.precision,
specs.precision_ref, ctx);
error_handler h;
numeric_specs_checker<error_handler> checker(h, arg.type());
if (specs.align == align::numeric) checker.require_numeric_argument();
if (specs.sign != sign::none) checker.check_sign();
if (specs.alt) checker.require_numeric_argument();
if (specs.precision >= 0) checker.check_precision();
advance_to(parse_ctx, part.arg_id_end);
ctx.advance_to(
visit_format_arg(arg_formatter<Range>(ctx, nullptr, &specs), arg));
break;
}
}
}
return ctx.out();
}
} // namespace cf
struct basic_compiled_format {};
template <typename S, typename = void>
struct compiled_format_base : basic_compiled_format {
using char_type = char_t<S>;
using parts_container = std::vector<internal::format_part<char_type>>;
parts_container compiled_parts;
explicit compiled_format_base(basic_string_view<char_type> format_str) {
compile_format_string<false>(format_str,
[this](const format_part<char_type>& part) {
compiled_parts.push_back(part);
});
}
const parts_container& parts() const { return compiled_parts; }
};
template <typename Char, unsigned N> struct format_part_array {
format_part<Char> data[N] = {};
FMT_CONSTEXPR format_part_array() = default;
};
template <typename Char, unsigned N>
FMT_CONSTEXPR format_part_array<Char, N> compile_to_parts(
basic_string_view<Char> format_str) {
format_part_array<Char, N> parts;
unsigned counter = 0;
// This is not a lambda for compatibility with older compilers.
struct {
format_part<Char>* parts;
unsigned* counter;
FMT_CONSTEXPR void operator()(const format_part<Char>& part) {
parts[(*counter)++] = part;
}
} collector{parts.data, &counter};
compile_format_string<true>(format_str, collector);
if (counter < N) {
parts.data[counter] =
format_part<Char>::make_text(basic_string_view<Char>());
}
return parts;
}
template <typename T> constexpr const T& constexpr_max(const T& a, const T& b) {
return (a < b) ? b : a;
}
template <typename S>
struct compiled_format_base<S, enable_if_t<is_compile_string<S>::value>>
: basic_compiled_format {
using char_type = char_t<S>;
FMT_CONSTEXPR explicit compiled_format_base(basic_string_view<char_type>) {}
// Workaround for old compilers. Format string compilation will not be
// performed there anyway.
#if FMT_USE_CONSTEXPR
static FMT_CONSTEXPR_DECL const unsigned number_of_format_parts =
compiletime_prepared_parts_type_provider::count_parts();
static FMT_CONSTEXPR_DECL const unsigned num_format_parts =
constexpr_max(count_parts(to_string_view(S())), 1u);
#else
static const unsigned number_of_format_parts = 0u;
static const unsigned num_format_parts = 1;
#endif
public:
template <unsigned N> struct format_parts_array {
using value_type = format_part<char_type>;
using parts_container = format_part<char_type>[num_format_parts];
FMT_CONSTEXPR format_parts_array() : arr{} {}
FMT_CONSTEXPR value_type& operator[](unsigned ind) { return arr[ind]; }
FMT_CONSTEXPR const value_type* begin() const { return arr; }
FMT_CONSTEXPR const value_type* end() const { return begin() + N; }
private:
value_type arr[N];
};
struct empty {
// Parts preparator will search for it
using value_type = format_part<char_type>;
};
using type = conditional_t<number_of_format_parts != 0,
format_parts_array<number_of_format_parts>, empty>;
};
template <typename Parts> class compiletime_prepared_parts_collector {
private:
using format_part = typename Parts::value_type;
public:
FMT_CONSTEXPR explicit compiletime_prepared_parts_collector(Parts& parts)
: parts_{parts}, counter_{0u} {}
FMT_CONSTEXPR void push_back(format_part part) { parts_[counter_++] = part; }
FMT_CONSTEXPR format_part& back() { return parts_[counter_ - 1]; }
private:
Parts& parts_;
unsigned counter_;
};
template <typename PartsContainer, typename Char>
FMT_CONSTEXPR PartsContainer prepare_parts(basic_string_view<Char> format) {
PartsContainer parts;
internal::parse_format_string</*IS_CONSTEXPR=*/false>(
format, format_preparation_handler<Char, PartsContainer>(format, parts));
return parts;
}
template <typename PartsContainer, typename Char>
FMT_CONSTEXPR PartsContainer
prepare_compiletime_parts(basic_string_view<Char> format) {
using collector = compiletime_prepared_parts_collector<PartsContainer>;
PartsContainer parts;
collector c(parts);
internal::parse_format_string</*IS_CONSTEXPR=*/true>(
format, format_preparation_handler<Char, collector>(format, c));
return parts;
}
template <typename PartsContainer> class runtime_parts_provider {
public:
runtime_parts_provider() = delete;
template <typename Char>
runtime_parts_provider(basic_string_view<Char> format)
: parts_(prepare_parts<PartsContainer>(format)) {}
const PartsContainer& parts() const { return parts_; }
private:
PartsContainer parts_;
};
template <typename Format, typename PartsContainer>
struct compiletime_parts_provider {
compiletime_parts_provider() = delete;
template <typename Char>
FMT_CONSTEXPR compiletime_parts_provider(basic_string_view<Char>) {}
const PartsContainer& parts() const {
static FMT_CONSTEXPR_DECL const PartsContainer prepared_parts =
prepare_compiletime_parts<PartsContainer>(
internal::to_string_view(Format{}));
return prepared_parts;
const parts_container& parts() const {
static FMT_CONSTEXPR_DECL const auto compiled_parts =
compile_to_parts<char_type, num_format_parts>(
internal::to_string_view(S()));
return compiled_parts.data;
}
};
template <typename S, typename... Args>
class compiled_format : private compiled_format_base<S> {
public:
using typename compiled_format_base<S>::char_type;
private:
basic_string_view<char_type> format_str_;
template <typename Context, typename Range, typename CompiledFormat>
friend auto cf::vformat_to(Range out, CompiledFormat& cf,
basic_format_args<Context> args) ->
typename Context::iterator;
public:
compiled_format() = delete;
explicit constexpr compiled_format(basic_string_view<char_type> format_str)
: compiled_format_base<S>(format_str), format_str_(format_str) {}
};
#ifdef __cpp_if_constexpr
template <typename... Args> struct type_list {};
// Returns a reference to the argument at index N from [first, rest...].
template <int N, typename T, typename... Args>
constexpr const auto& get(const T& first, const Args&... rest) {
static_assert(N < 1 + sizeof...(Args), "index is out of bounds");
if constexpr (N == 0)
return first;
else
return get<N - 1>(rest...);
}
template <int N, typename> struct get_type_impl;
template <int N, typename... Args> struct get_type_impl<N, type_list<Args...>> {
using type = remove_cvref_t<decltype(get<N>(std::declval<Args>()...))>;
};
template <int N, typename T>
using get_type = typename get_type_impl<N, T>::type;
template <typename Char> struct text {
basic_string_view<Char> data;
using char_type = Char;
template <typename OutputIt, typename... Args>
OutputIt format(OutputIt out, const Args&...) const {
// TODO: reserve
return copy_str<Char>(data.begin(), data.end(), out);
}
};
template <typename Char>
constexpr text<Char> make_text(basic_string_view<Char> s, size_t pos,
size_t size) {
return {{&s[pos], size}};
}
template <typename Char, typename OutputIt, typename T,
std::enable_if_t<std::is_integral_v<T>, int> = 0>
OutputIt format_default(OutputIt out, T value) {
// TODO: reserve
format_int fi(value);
return std::copy(fi.data(), fi.data() + fi.size(), out);
}
template <typename Char, typename OutputIt>
OutputIt format_default(OutputIt out, double value) {
writer w(out);
w.write(value);
return w.out();
}
template <typename Char, typename OutputIt>
OutputIt format_default(OutputIt out, Char value) {
*out++ = value;
return out;
}
template <typename Char, typename OutputIt>
OutputIt format_default(OutputIt out, const Char* value) {
auto length = std::char_traits<Char>::length(value);
return copy_str<Char>(value, value + length, out);
}
// A replacement field that refers to argument N.
template <typename Char, typename T, int N> struct field {
using char_type = Char;
template <typename OutputIt, typename... Args>
OutputIt format(OutputIt out, const Args&... args) const {
// This ensures that the argument type is convertile to `const T&`.
const T& arg = get<N>(args...);
return format_default<Char>(out, arg);
}
};
template <typename L, typename R> struct concat {
L lhs;
R rhs;
using char_type = typename L::char_type;
template <typename OutputIt, typename... Args>
OutputIt format(OutputIt out, const Args&... args) const {
out = lhs.format(out, args...);
return rhs.format(out, args...);
}
};
template <typename L, typename R>
constexpr concat<L, R> make_concat(L lhs, R rhs) {
return {lhs, rhs};
}
struct unknown_format {};
template <typename Char>
constexpr size_t parse_text(basic_string_view<Char> str, size_t pos) {
for (size_t size = str.size(); pos != size; ++pos) {
if (str[pos] == '{' || str[pos] == '}') break;
}
return pos;
}
template <typename Args, size_t POS, int ID, typename S>
constexpr auto compile_format_string(S format_str);
template <typename Args, size_t POS, int ID, typename T, typename S>
constexpr auto parse_tail(T head, S format_str) {
if constexpr (POS != to_string_view(format_str).size()) {
constexpr auto tail = compile_format_string<Args, POS, ID>(format_str);
if constexpr (std::is_same<remove_cvref_t<decltype(tail)>,
unknown_format>())
return tail;
else
return make_concat(head, tail);
} else {
return head;
}
}
// Compiles a non-empty format string and returns the compiled representation
// or unknown_format() on unrecognized input.
template <typename Args, size_t POS, int ID, typename S>
constexpr auto compile_format_string(S format_str) {
using char_type = typename S::char_type;
constexpr basic_string_view<char_type> str = format_str;
if constexpr (str[POS] == '{') {
if (POS + 1 == str.size())
throw format_error("unmatched '{' in format string");
if constexpr (str[POS + 1] == '{') {
return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str);
} else if constexpr (str[POS + 1] == '}') {
using type = get_type<ID, Args>;
if constexpr (std::is_same<type, int>::value) {
return parse_tail<Args, POS + 2, ID + 1>(field<char_type, type, ID>(),
format_str);
} else {
return unknown_format();
}
} else {
return unknown_format();
}
} else if constexpr (str[POS] == '}') {
if (POS + 1 == str.size())
throw format_error("unmatched '}' in format string");
return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str);
} else {
constexpr auto end = parse_text(str, POS + 1);
return parse_tail<Args, end, ID>(make_text(str, POS, end - POS),
format_str);
}
}
#endif // __cpp_if_constexpr
} // namespace internal
#if FMT_USE_CONSTEXPR
# ifdef __cpp_if_constexpr
template <typename... Args, typename S,
FMT_ENABLE_IF(is_compile_string<S>::value)>
FMT_CONSTEXPR auto compile(S format_str) -> internal::prepared_format<
S,
internal::compiletime_parts_provider<
S,
typename internal::compiletime_prepared_parts_type_provider<S>::type>,
Args...> {
return format_str;
}
#endif
template <typename... Args, typename Char, size_t N>
auto compile(const Char (&format_str)[N]) -> internal::prepared_format<
std::basic_string<Char>,
internal::runtime_parts_provider<std::vector<internal::format_part<Char>>>,
Args...> {
return std::basic_string<Char>(format_str, N - 1);
constexpr auto compile(S format_str) {
constexpr basic_string_view<typename S::char_type> str = format_str;
if constexpr (str.size() == 0) {
return internal::make_text(str, 0, 0);
} else {
constexpr auto result =
internal::compile_format_string<internal::type_list<Args...>, 0, 0>(
format_str);
if constexpr (std::is_same<remove_cvref_t<decltype(result)>,
internal::unknown_format>()) {
return internal::compiled_format<S, Args...>(to_string_view(format_str));
} else {
return result;
}
}
}
template <typename CompiledFormat, typename... Args,
typename Char = typename CompiledFormat::char_type>
typename Char = typename CompiledFormat::char_type,
FMT_ENABLE_IF(!std::is_base_of<internal::basic_compiled_format,
CompiledFormat>::value)>
std::basic_string<Char> format(const CompiledFormat& cf, const Args&... args) {
basic_memory_buffer<Char> buffer;
using range = internal::buffer_range<Char>;
using range = buffer_range<Char>;
using context = buffer_context<Char>;
cf.template vformat_to<range, context>(range(buffer),
{make_format_args<context>(args...)});
cf.format(std::back_inserter(buffer), args...);
return to_string(buffer);
}
template <typename OutputIt, typename CompiledFormat, typename... Args>
template <typename OutputIt, typename CompiledFormat, typename... Args,
FMT_ENABLE_IF(!std::is_base_of<internal::basic_compiled_format,
CompiledFormat>::value)>
OutputIt format_to(OutputIt out, const CompiledFormat& cf,
const Args&... args) {
return cf.format(out, args...);
}
# else
template <typename... Args, typename S,
FMT_ENABLE_IF(is_compile_string<S>::value)>
constexpr auto compile(S format_str) -> internal::compiled_format<S, Args...> {
return internal::compiled_format<S, Args...>(to_string_view(format_str));
}
# endif // __cpp_if_constexpr
#endif // FMT_USE_CONSTEXPR
// Compiles the format string which must be a string literal.
template <typename... Args, typename Char, size_t N>
auto compile(const Char (&format_str)[N])
-> internal::compiled_format<const Char*, Args...> {
return internal::compiled_format<const Char*, Args...>(
basic_string_view<Char>(format_str, N - 1));
}
template <typename CompiledFormat, typename... Args,
typename Char = typename CompiledFormat::char_type,
FMT_ENABLE_IF(std::is_base_of<internal::basic_compiled_format,
CompiledFormat>::value)>
std::basic_string<Char> format(const CompiledFormat& cf, const Args&... args) {
basic_memory_buffer<Char> buffer;
using range = buffer_range<Char>;
using context = buffer_context<Char>;
internal::cf::vformat_to<context>(range(buffer), cf,
{make_format_args<context>(args...)});
return to_string(buffer);
}
template <typename OutputIt, typename CompiledFormat, typename... Args,
FMT_ENABLE_IF(std::is_base_of<internal::basic_compiled_format,
CompiledFormat>::value)>
OutputIt format_to(OutputIt out, const CompiledFormat& cf,
const Args&... args) {
using char_type = typename CompiledFormat::char_type;
using range = internal::output_range<OutputIt, char_type>;
using context = format_context_t<OutputIt, char_type>;
return cf.template vformat_to<range, context>(
range(out), {make_format_args<context>(args...)});
return internal::cf::vformat_to<context>(
range(out), cf, {make_format_args<context>(args...)});
}
template <typename OutputIt, typename CompiledFormat, typename... Args,
@ -455,10 +579,7 @@ format_to_n_result<OutputIt> format_to_n(OutputIt out, size_t n,
template <typename CompiledFormat, typename... Args>
std::size_t formatted_size(const CompiledFormat& cf, const Args&... args) {
return fmt::format_to(
internal::counting_iterator<typename CompiledFormat::char_type>(),
cf, args...)
.count();
return format_to(internal::counting_iterator(), cf, args...).count();
}
FMT_END_NAMESPACE

View File

@ -8,7 +8,6 @@
#ifndef FMT_CORE_H_
#define FMT_CORE_H_
#include <cassert>
#include <cstdio> // std::FILE
#include <cstring>
#include <iterator>
@ -16,7 +15,7 @@
#include <type_traits>
// The fmt library version in the form major * 10000 + minor * 100 + patch.
#define FMT_VERSION 60000
#define FMT_VERSION 60101
#ifdef __has_feature
# define FMT_HAS_FEATURE(x) __has_feature(x)
@ -49,6 +48,12 @@
# define FMT_HAS_GXX_CXX11 0
#endif
#ifdef __NVCC__
# define FMT_NVCC __NVCC__
#else
# define FMT_NVCC 0
#endif
#ifdef _MSC_VER
# define FMT_MSC_VER _MSC_VER
#else
@ -60,7 +65,8 @@
#ifndef FMT_USE_CONSTEXPR
# define FMT_USE_CONSTEXPR \
(FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VER >= 1910 || \
(FMT_GCC_VERSION >= 600 && __cplusplus >= 201402L))
(FMT_GCC_VERSION >= 600 && __cplusplus >= 201402L)) && \
!FMT_NVCC
#endif
#if FMT_USE_CONSTEXPR
# define FMT_CONSTEXPR constexpr
@ -133,6 +139,13 @@
# endif
#endif
// Workaround broken [[deprecated]] in the Intel compiler and NVCC.
#if defined(__INTEL_COMPILER) || FMT_NVCC
# define FMT_DEPRECATED_ALIAS
#else
# define FMT_DEPRECATED_ALIAS FMT_DEPRECATED
#endif
#ifndef FMT_BEGIN_NAMESPACE
# if FMT_HAS_FEATURE(cxx_inline_namespaces) || FMT_GCC_VERSION >= 404 || \
FMT_MSC_VER >= 1900
@ -173,10 +186,6 @@
# define FMT_EXTERN
#endif
#ifndef FMT_ASSERT
# define FMT_ASSERT(condition, message) assert((condition) && message)
#endif
// libc++ supports string_view in pre-c++17.
#if (FMT_HAS_INCLUDE(<string_view>) && \
(__cplusplus > 201402L || defined(_LIBCPP_VERSION))) || \
@ -200,6 +209,8 @@ template <typename T>
using remove_reference_t = typename std::remove_reference<T>::type;
template <typename T>
using remove_const_t = typename std::remove_const<T>::type;
template <typename T>
using remove_cvref_t = typename std::remove_cv<remove_reference_t<T>>::type;
struct monostate {};
@ -213,6 +224,19 @@ namespace internal {
// A workaround for gcc 4.8 to make void_t work in a SFINAE context.
template <typename... Ts> struct void_t_impl { using type = void; };
FMT_API void assert_fail(const char* file, int line, const char* message);
#ifndef FMT_ASSERT
# ifdef NDEBUG
# define FMT_ASSERT(condition, message)
# else
# define FMT_ASSERT(condition, message) \
((condition) \
? void() \
: fmt::internal::assert_fail(__FILE__, __LINE__, (message)))
# endif
#endif
#if defined(FMT_USE_STRING_VIEW)
template <typename Char> using std_string_view = std::basic_string_view<Char>;
#elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW)
@ -222,7 +246,21 @@ using std_string_view = std::experimental::basic_string_view<Char>;
template <typename T> struct std_string_view {};
#endif
// Casts nonnegative integer to unsigned.
#ifdef FMT_USE_INT128
// Do nothing.
#elif defined(__SIZEOF_INT128__)
# define FMT_USE_INT128 1
using int128_t = __int128_t;
using uint128_t = __uint128_t;
#else
# define FMT_USE_INT128 0
#endif
#if !FMT_USE_INT128
struct int128_t {};
struct uint128_t {};
#endif
// Casts a nonnegative integer to unsigned.
template <typename Int>
FMT_CONSTEXPR typename std::make_unsigned<Int>::type to_unsigned(Int value) {
FMT_ASSERT(value >= 0, "negative value");
@ -266,10 +304,11 @@ template <typename Char> class basic_string_view {
: data_(s), size_(std::char_traits<Char>::length(s)) {}
/** Constructs a string reference from a ``std::basic_string`` object. */
template <typename Alloc>
FMT_CONSTEXPR basic_string_view(const std::basic_string<Char, Alloc>& s)
FMT_NOEXCEPT : data_(s.data()),
size_(s.size()) {}
template <typename Traits, typename Alloc>
FMT_CONSTEXPR basic_string_view(
const std::basic_string<Char, Traits, Alloc>& s) FMT_NOEXCEPT
: data_(s.data()),
size_(s.size()) {}
template <
typename S,
@ -286,6 +325,8 @@ template <typename Char> class basic_string_view {
FMT_CONSTEXPR iterator begin() const { return data_; }
FMT_CONSTEXPR iterator end() const { return data_ + size_; }
FMT_CONSTEXPR const Char& operator[](size_t pos) const { return data_[pos]; }
FMT_CONSTEXPR void remove_prefix(size_t n) {
data_ += n;
size_ -= n;
@ -357,10 +398,10 @@ inline basic_string_view<Char> to_string_view(const Char* s) {
return s;
}
template <typename Char, typename Traits, typename Allocator>
template <typename Char, typename Traits, typename Alloc>
inline basic_string_view<Char> to_string_view(
const std::basic_string<Char, Traits, Allocator>& s) {
return {s.data(), s.size()};
const std::basic_string<Char, Traits, Alloc>& s) {
return s;
}
template <typename Char>
@ -405,8 +446,8 @@ template <typename S> struct char_t_impl<S, enable_if_t<is_string<S>::value>> {
};
struct error_handler {
FMT_CONSTEXPR error_handler() {}
FMT_CONSTEXPR error_handler(const error_handler&) {}
FMT_CONSTEXPR error_handler() = default;
FMT_CONSTEXPR error_handler(const error_handler&) = default;
// This function is intentionally not constexpr to give a compile-time error.
FMT_NORETURN FMT_API void on_error(const char* message);
@ -416,10 +457,24 @@ struct error_handler {
/** String's character type. */
template <typename S> using char_t = typename internal::char_t_impl<S>::type;
// Parsing context consisting of a format string range being parsed and an
// argument counter for automatic indexing.
/**
\rst
Parsing context consisting of a format string range being parsed and an
argument counter for automatic indexing.
You can use one of the following type aliases for common character types:
+-----------------------+-------------------------------------+
| Type | Definition |
+=======================+=====================================+
| format_parse_context | basic_format_parse_context<char> |
+-----------------------+-------------------------------------+
| wformat_parse_context | basic_format_parse_context<wchar_t> |
+-----------------------+-------------------------------------+
\endrst
*/
template <typename Char, typename ErrorHandler = internal::error_handler>
class basic_parse_context : private ErrorHandler {
class basic_format_parse_context : private ErrorHandler {
private:
basic_string_view<Char> format_str_;
int next_arg_id_;
@ -428,38 +483,47 @@ class basic_parse_context : private ErrorHandler {
using char_type = Char;
using iterator = typename basic_string_view<Char>::iterator;
explicit FMT_CONSTEXPR basic_parse_context(basic_string_view<Char> format_str,
ErrorHandler eh = ErrorHandler())
explicit FMT_CONSTEXPR basic_format_parse_context(
basic_string_view<Char> format_str, ErrorHandler eh = ErrorHandler())
: ErrorHandler(eh), format_str_(format_str), next_arg_id_(0) {}
// Returns an iterator to the beginning of the format string range being
// parsed.
/**
Returns an iterator to the beginning of the format string range being
parsed.
*/
FMT_CONSTEXPR iterator begin() const FMT_NOEXCEPT {
return format_str_.begin();
}
// Returns an iterator past the end of the format string range being parsed.
/**
Returns an iterator past the end of the format string range being parsed.
*/
FMT_CONSTEXPR iterator end() const FMT_NOEXCEPT { return format_str_.end(); }
// Advances the begin iterator to ``it``.
/** Advances the begin iterator to ``it``. */
FMT_CONSTEXPR void advance_to(iterator it) {
format_str_.remove_prefix(internal::to_unsigned(it - begin()));
}
// Returns the next argument index.
/**
Reports an error if using the manual argument indexing; otherwise returns
the next argument index and switches to the automatic indexing.
*/
FMT_CONSTEXPR int next_arg_id() {
if (next_arg_id_ >= 0) return next_arg_id_++;
on_error("cannot switch from manual to automatic argument indexing");
return 0;
}
FMT_CONSTEXPR bool check_arg_id(int) {
if (next_arg_id_ > 0) {
/**
Reports an error if using the automatic argument indexing; otherwise
switches to the manual indexing.
*/
FMT_CONSTEXPR void check_arg_id(int) {
if (next_arg_id_ > 0)
on_error("cannot switch from automatic to manual argument indexing");
return false;
}
next_arg_id_ = -1;
return true;
else
next_arg_id_ = -1;
}
FMT_CONSTEXPR void check_arg_id(basic_string_view<Char>) {}
@ -471,11 +535,14 @@ class basic_parse_context : private ErrorHandler {
FMT_CONSTEXPR ErrorHandler error_handler() const { return *this; }
};
using format_parse_context = basic_parse_context<char>;
using wformat_parse_context = basic_parse_context<wchar_t>;
using format_parse_context = basic_format_parse_context<char>;
using wformat_parse_context = basic_format_parse_context<wchar_t>;
using parse_context FMT_DEPRECATED = basic_parse_context<char>;
using wparse_context FMT_DEPRECATED = basic_parse_context<wchar_t>;
template <typename Char, typename ErrorHandler = internal::error_handler>
using basic_parse_context FMT_DEPRECATED_ALIAS =
basic_format_parse_context<Char, ErrorHandler>;
using parse_context FMT_DEPRECATED_ALIAS = basic_format_parse_context<char>;
using wparse_context FMT_DEPRECATED_ALIAS = basic_format_parse_context<wchar_t>;
template <typename Context> class basic_format_arg;
template <typename Context> class basic_format_args;
@ -492,20 +559,17 @@ struct FMT_DEPRECATED convert_to_int
: bool_constant<!std::is_arithmetic<T>::value &&
std::is_convertible<T, int>::value> {};
namespace internal {
// Specifies if T has an enabled formatter specialization. A type can be
// formattable even if it doesn't have a formatter e.g. via a conversion.
template <typename T, typename Context>
using has_formatter =
std::is_constructible<typename Context::template formatter_type<T>>;
namespace internal {
/** A contiguous memory buffer with an optional growing ability. */
template <typename T> class buffer {
private:
buffer(const buffer&) = delete;
void operator=(const buffer&) = delete;
T* ptr_;
std::size_t size_;
std::size_t capacity_;
@ -532,7 +596,9 @@ template <typename T> class buffer {
using value_type = T;
using const_reference = const T&;
virtual ~buffer() {}
buffer(const buffer&) = delete;
void operator=(const buffer&) = delete;
virtual ~buffer() = default;
T* begin() FMT_NOEXCEPT { return ptr_; }
T* end() FMT_NOEXCEPT { return ptr_ + size_; }
@ -626,10 +692,13 @@ enum type {
uint_type,
long_long_type,
ulong_long_type,
int128_type,
uint128_type,
bool_type,
char_type,
last_integer_type = char_type,
// followed by floating-point types.
float_type,
double_type,
long_double_type,
last_numeric_type = long_double_type,
@ -652,20 +721,23 @@ FMT_TYPE_CONSTANT(int, int_type);
FMT_TYPE_CONSTANT(unsigned, uint_type);
FMT_TYPE_CONSTANT(long long, long_long_type);
FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type);
FMT_TYPE_CONSTANT(int128_t, int128_type);
FMT_TYPE_CONSTANT(uint128_t, uint128_type);
FMT_TYPE_CONSTANT(bool, bool_type);
FMT_TYPE_CONSTANT(Char, char_type);
FMT_TYPE_CONSTANT(float, float_type);
FMT_TYPE_CONSTANT(double, double_type);
FMT_TYPE_CONSTANT(long double, long_double_type);
FMT_TYPE_CONSTANT(const Char*, cstring_type);
FMT_TYPE_CONSTANT(basic_string_view<Char>, string_type);
FMT_TYPE_CONSTANT(const void*, pointer_type);
FMT_CONSTEXPR bool is_integral(type t) {
FMT_CONSTEXPR bool is_integral_type(type t) {
FMT_ASSERT(t != named_arg_type, "invalid argument type");
return t > none_type && t <= last_integer_type;
}
FMT_CONSTEXPR bool is_arithmetic(type t) {
FMT_CONSTEXPR bool is_arithmetic_type(type t) {
FMT_ASSERT(t != named_arg_type, "invalid argument type");
return t > none_type && t <= last_numeric_type;
}
@ -676,7 +748,7 @@ template <typename Char> struct string_value {
};
template <typename Context> struct custom_value {
using parse_context = basic_parse_context<typename Context::char_type>;
using parse_context = basic_format_parse_context<typename Context::char_type>;
const void* value;
void (*format)(const void* arg, parse_context& parse_ctx, Context& ctx);
};
@ -691,8 +763,11 @@ template <typename Context> class value {
unsigned uint_value;
long long long_long_value;
unsigned long long ulong_long_value;
int128_t int128_value;
uint128_t uint128_value;
bool bool_value;
char_type char_value;
float float_value;
double double_value;
long double long_double_value;
const void* pointer;
@ -705,6 +780,9 @@ template <typename Context> class value {
FMT_CONSTEXPR value(unsigned val) : uint_value(val) {}
value(long long val) : long_long_value(val) {}
value(unsigned long long val) : ulong_long_value(val) {}
value(int128_t val) : int128_value(val) {}
value(uint128_t val) : uint128_value(val) {}
value(float val) : float_value(val) {}
value(double val) : double_value(val) {}
value(long double val) : long_double_value(val) {}
value(bool val) : bool_value(val) {}
@ -732,9 +810,9 @@ template <typename Context> class value {
private:
// Formats an argument of a custom type, such as a user-defined class.
template <typename T, typename Formatter>
static void format_custom_arg(const void* arg,
basic_parse_context<char_type>& parse_ctx,
Context& ctx) {
static void format_custom_arg(
const void* arg, basic_format_parse_context<char_type>& parse_ctx,
Context& ctx) {
Formatter f;
parse_ctx.advance_to(f.parse(parse_ctx));
ctx.advance_to(f.format(*static_cast<const T*>(arg), ctx));
@ -764,6 +842,8 @@ template <typename Context> struct arg_mapper {
FMT_CONSTEXPR ulong_type map(unsigned long val) { return val; }
FMT_CONSTEXPR long long map(long long val) { return val; }
FMT_CONSTEXPR unsigned long long map(unsigned long long val) { return val; }
FMT_CONSTEXPR int128_t map(int128_t val) { return val; }
FMT_CONSTEXPR uint128_t map(uint128_t val) { return val; }
FMT_CONSTEXPR bool map(bool val) { return val; }
template <typename T, FMT_ENABLE_IF(is_char<T>::value)>
@ -774,7 +854,7 @@ template <typename Context> struct arg_mapper {
return val;
}
FMT_CONSTEXPR double map(float val) { return static_cast<double>(val); }
FMT_CONSTEXPR float map(float val) { return val; }
FMT_CONSTEXPR double map(double val) { return val; }
FMT_CONSTEXPR long double map(long double val) { return val; }
@ -793,6 +873,15 @@ template <typename Context> struct arg_mapper {
FMT_CONSTEXPR basic_string_view<char_type> map(const T& val) {
return basic_string_view<char_type>(val);
}
template <
typename T,
FMT_ENABLE_IF(
std::is_constructible<std_string_view<char_type>, T>::value &&
!std::is_constructible<basic_string_view<char_type>, T>::value &&
!is_string<T>::value)>
FMT_CONSTEXPR basic_string_view<char_type> map(const T& val) {
return std_string_view<char_type>(val);
}
FMT_CONSTEXPR const char* map(const signed char* val) {
static_assert(std::is_same<char_type, char>::value, "invalid string type");
return reinterpret_cast<const char*>(val);
@ -818,11 +907,14 @@ template <typename Context> struct arg_mapper {
FMT_ENABLE_IF(std::is_enum<T>::value &&
!has_formatter<T, Context>::value &&
!has_fallback_formatter<T, Context>::value)>
FMT_CONSTEXPR int map(const T& val) {
return static_cast<int>(val);
FMT_CONSTEXPR auto map(const T& val) -> decltype(
map(static_cast<typename std::underlying_type<T>::type>(val))) {
return map(static_cast<typename std::underlying_type<T>::type>(val));
}
template <typename T,
FMT_ENABLE_IF(!is_string<T>::value && !is_char<T>::value &&
!std::is_constructible<basic_string_view<char_type>,
T>::value &&
(has_formatter<T, Context>::value ||
has_fallback_formatter<T, Context>::value))>
FMT_CONSTEXPR const T& map(const T& val) {
@ -841,12 +933,13 @@ template <typename Context> struct arg_mapper {
// A type constant after applying arg_mapper<Context>.
template <typename T, typename Context>
using mapped_type_constant =
type_constant<decltype(arg_mapper<Context>().map(std::declval<T>())),
type_constant<decltype(arg_mapper<Context>().map(std::declval<const T&>())),
typename Context::char_type>;
enum { packed_arg_bits = 5 };
// Maximum number of arguments with packed types.
enum { max_packed_args = 15 };
enum : unsigned long long { is_unpacked_bit = 1ull << 63 };
enum { max_packed_args = 63 / packed_arg_bits };
enum : unsigned long long { is_unpacked_bit = 1ULL << 63 };
template <typename Context> class arg_map;
} // namespace internal
@ -877,7 +970,8 @@ template <typename Context> class basic_format_arg {
public:
explicit handle(internal::custom_value<Context> custom) : custom_(custom) {}
void format(basic_parse_context<char_type>& parse_ctx, Context& ctx) const {
void format(basic_format_parse_context<char_type>& parse_ctx,
Context& ctx) const {
custom_.format(custom_.value, parse_ctx, ctx);
}
@ -893,8 +987,8 @@ template <typename Context> class basic_format_arg {
internal::type type() const { return type_; }
bool is_integral() const { return internal::is_integral(type_); }
bool is_arithmetic() const { return internal::is_arithmetic(type_); }
bool is_integral() const { return internal::is_integral_type(type_); }
bool is_arithmetic() const { return internal::is_arithmetic_type(type_); }
};
/**
@ -923,10 +1017,22 @@ FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis,
return vis(arg.value_.long_long_value);
case internal::ulong_long_type:
return vis(arg.value_.ulong_long_value);
#if FMT_USE_INT128
case internal::int128_type:
return vis(arg.value_.int128_value);
case internal::uint128_type:
return vis(arg.value_.uint128_value);
#else
case internal::int128_type:
case internal::uint128_type:
break;
#endif
case internal::bool_type:
return vis(arg.value_.bool_value);
case internal::char_type:
return vis(arg.value_.char_value);
case internal::float_type:
return vis(arg.value_.float_value);
case internal::double_type:
return vis(arg.value_.double_value);
case internal::long_double_type:
@ -948,9 +1054,6 @@ namespace internal {
// A map from argument names to their values for named arguments.
template <typename Context> class arg_map {
private:
arg_map(const arg_map&) = delete;
void operator=(const arg_map&) = delete;
using char_type = typename Context::char_type;
struct entry {
@ -968,6 +1071,8 @@ template <typename Context> class arg_map {
}
public:
arg_map(const arg_map&) = delete;
void operator=(const arg_map&) = delete;
arg_map() : map_(nullptr), size_(0) {}
void init(const basic_format_args<Context>& args);
~arg_map() { delete[] map_; }
@ -990,6 +1095,8 @@ class locale_ref {
locale_ref() : locale_(nullptr) {}
template <typename Locale> explicit locale_ref(const Locale& loc);
explicit operator bool() const FMT_NOEXCEPT { return locale_ != nullptr; }
template <typename Locale> Locale get() const;
};
@ -998,7 +1105,7 @@ template <typename> constexpr unsigned long long encode_types() { return 0; }
template <typename Context, typename Arg, typename... Args>
constexpr unsigned long long encode_types() {
return mapped_type_constant<Arg, Context>::value |
(encode_types<Context, Args...>() << 4);
(encode_types<Context, Args...>() << packed_arg_bits);
}
template <typename Context, typename T>
@ -1034,14 +1141,13 @@ template <typename OutputIt, typename Char> class basic_format_context {
internal::arg_map<basic_format_context> map_;
internal::locale_ref loc_;
basic_format_context(const basic_format_context&) = delete;
void operator=(const basic_format_context&) = delete;
public:
using iterator = OutputIt;
using format_arg = basic_format_arg<basic_format_context>;
template <typename T> using formatter_type = formatter<T, char_type>;
basic_format_context(const basic_format_context&) = delete;
void operator=(const basic_format_context&) = delete;
/**
Constructs a ``basic_format_context`` object. References to the arguments are
stored in the object so make sure they have appropriate lifetimes.
@ -1100,7 +1206,6 @@ template <typename Context, typename... Args> class format_arg_store {
static constexpr unsigned long long types =
is_packed ? internal::encode_types<Context, Args...>()
: internal::is_unpacked_bit | num_args;
FMT_DEPRECATED static constexpr unsigned long long TYPES = types;
format_arg_store(const Args&... args)
: data_{internal::make_arg<is_packed, Context>(args)...} {}
@ -1143,8 +1248,9 @@ template <typename Context> class basic_format_args {
bool is_packed() const { return (types_ & internal::is_unpacked_bit) == 0; }
internal::type type(int index) const {
int shift = index * 4;
return static_cast<internal::type>((types_ & (0xfull << shift)) >> shift);
int shift = index * internal::packed_arg_bits;
unsigned int mask = (1 << internal::packed_arg_bits) - 1;
return static_cast<internal::type>((types_ >> shift) & mask);
}
friend class internal::arg_map<Context>;
@ -1371,7 +1477,7 @@ inline std::basic_string<Char> format(const S& format_str, Args&&... args) {
}
FMT_API void vprint(std::FILE* f, string_view format_str, format_args args);
FMT_API void vprint(std::FILE* f, wstring_view format_str, wformat_args args);
FMT_API void vprint(string_view format_str, format_args args);
/**
\rst
@ -1391,9 +1497,6 @@ inline void print(std::FILE* f, const S& format_str, Args&&... args) {
internal::make_args_checked<Args...>(format_str, args...));
}
FMT_API void vprint(string_view format_str, format_args args);
FMT_API void vprint(wstring_view format_str, wformat_args args);
/**
\rst
Prints formatted data to ``stdout``.

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@ -46,9 +46,13 @@ template <class Char> class formatbuf : public std::basic_streambuf<Char> {
template <typename Char> struct test_stream : std::basic_ostream<Char> {
private:
struct null;
// Hide all operator<< from std::basic_ostream<Char>.
void operator<<(null);
void_t<> operator<<(null<>);
void_t<> operator<<(const Char*);
template <typename T, FMT_ENABLE_IF(std::is_convertible<T, int>::value &&
!std::is_enum<T>::value)>
void_t<> operator<<(T);
};
// Checks if T has a user-defined operator<< (e.g. not a member of
@ -56,9 +60,9 @@ template <typename Char> struct test_stream : std::basic_ostream<Char> {
template <typename T, typename Char> class is_streamable {
private:
template <typename U>
static decltype((void)(std::declval<test_stream<Char>&>()
<< std::declval<U>()),
std::true_type())
static bool_constant<!std::is_same<decltype(std::declval<test_stream<Char>&>()
<< std::declval<U>()),
void_t<>>::value>
test(int);
template <typename> static std::false_type test(...);
@ -75,8 +79,7 @@ void write(std::basic_ostream<Char>& os, buffer<Char>& buf) {
const Char* buf_data = buf.data();
using unsigned_streamsize = std::make_unsigned<std::streamsize>::type;
unsigned_streamsize size = buf.size();
unsigned_streamsize max_size =
to_unsigned((std::numeric_limits<std::streamsize>::max)());
unsigned_streamsize max_size = to_unsigned(max_value<std::streamsize>());
do {
unsigned_streamsize n = size <= max_size ? size : max_size;
os.write(buf_data, static_cast<std::streamsize>(n));
@ -86,9 +89,11 @@ void write(std::basic_ostream<Char>& os, buffer<Char>& buf) {
}
template <typename Char, typename T>
void format_value(buffer<Char>& buf, const T& value) {
void format_value(buffer<Char>& buf, const T& value,
locale_ref loc = locale_ref()) {
formatbuf<Char> format_buf(buf);
std::basic_ostream<Char> output(&format_buf);
if (loc) output.imbue(loc.get<std::locale>());
output.exceptions(std::ios_base::failbit | std::ios_base::badbit);
output << value;
buf.resize(buf.size());
@ -101,7 +106,7 @@ struct fallback_formatter<T, Char, enable_if_t<is_streamable<T, Char>::value>>
template <typename Context>
auto format(const T& value, Context& ctx) -> decltype(ctx.out()) {
basic_memory_buffer<Char> buffer;
format_value(buffer, value);
format_value(buffer, value, ctx.locale());
basic_string_view<Char> str(buffer.data(), buffer.size());
return formatter<basic_string_view<Char>, Char>::format(str, ctx);
}

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@ -13,11 +13,10 @@
# undef __STRICT_ANSI__
#endif
#include <errno.h>
#include <fcntl.h> // for O_RDONLY
#include <locale.h> // for locale_t
#include <stdio.h>
#include <stdlib.h> // for strtod_l
#include <cerrno>
#include <clocale> // for locale_t
#include <cstdio>
#include <cstdlib> // for strtod_l
#include <cstddef>
@ -27,6 +26,18 @@
#include "format.h"
// UWP doesn't provide _pipe.
#if FMT_HAS_INCLUDE("winapifamily.h")
# include <winapifamily.h>
#endif
#if FMT_HAS_INCLUDE("fcntl.h") && \
(!defined(WINAPI_FAMILY) || (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP))
# include <fcntl.h> // for O_RDONLY
# define FMT_USE_FCNTL 1
#else
# define FMT_USE_FCNTL 0
#endif
#ifndef FMT_POSIX
# if defined(_WIN32) && !defined(__MINGW32__)
// Fix warnings about deprecated symbols.
@ -54,8 +65,8 @@
#ifndef _WIN32
# define FMT_RETRY_VAL(result, expression, error_result) \
do { \
result = (expression); \
} while (result == error_result && errno == EINTR)
(result) = (expression); \
} while ((result) == (error_result) && errno == EINTR)
#else
# define FMT_RETRY_VAL(result, expression, error_result) result = (expression)
#endif
@ -132,16 +143,15 @@ class buffered_file {
explicit buffered_file(FILE* f) : file_(f) {}
public:
buffered_file(const buffered_file&) = delete;
void operator=(const buffered_file&) = delete;
// Constructs a buffered_file object which doesn't represent any file.
buffered_file() FMT_NOEXCEPT : file_(nullptr) {}
// Destroys the object closing the file it represents if any.
FMT_API ~buffered_file() FMT_NOEXCEPT;
private:
buffered_file(const buffered_file&) = delete;
void operator=(const buffered_file&) = delete;
public:
buffered_file(buffered_file&& other) FMT_NOEXCEPT : file_(other.file_) {
other.file_ = nullptr;
@ -177,6 +187,7 @@ class buffered_file {
}
};
#if FMT_USE_FCNTL
// A file. Closed file is represented by a file object with descriptor -1.
// Methods that are not declared with FMT_NOEXCEPT may throw
// fmt::system_error in case of failure. Note that some errors such as
@ -204,14 +215,13 @@ class file {
// Opens a file and constructs a file object representing this file.
FMT_API file(cstring_view path, int oflag);
private:
public:
file(const file&) = delete;
void operator=(const file&) = delete;
public:
file(file&& other) FMT_NOEXCEPT : fd_(other.fd_) { other.fd_ = -1; }
file& operator=(file&& other) {
file& operator=(file&& other) FMT_NOEXCEPT {
close();
fd_ = other.fd_;
other.fd_ = -1;
@ -260,6 +270,7 @@ class file {
// Returns the memory page size.
long getpagesize();
#endif // FMT_USE_FCNTL
#ifdef FMT_LOCALE
// A "C" numeric locale.
@ -283,11 +294,10 @@ class Locale {
locale_t locale_;
Locale(const Locale&) = delete;
void operator=(const Locale&) = delete;
public:
using type = locale_t;
Locale(const Locale&) = delete;
void operator=(const Locale&) = delete;
Locale() : locale_(newlocale(LC_NUMERIC_MASK, "C", nullptr)) {
if (!locale_) FMT_THROW(system_error(errno, "cannot create locale"));

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@ -1,4 +1,4 @@
// Formatting library for C++
// Formatting library for C++ - legacy printf implementation
//
// Copyright (c) 2012 - 2016, Victor Zverovich
// All rights reserved.
@ -8,7 +8,7 @@
#ifndef FMT_PRINTF_H_
#define FMT_PRINTF_H_
#include <algorithm> // std::fill_n
#include <algorithm> // std::max
#include <limits> // std::numeric_limits
#include "ostream.h"
@ -16,15 +16,11 @@
FMT_BEGIN_NAMESPACE
namespace internal {
// A helper function to suppress bogus "conditional expression is constant"
// warnings.
template <typename T> inline T const_check(T value) { return value; }
// Checks if a value fits in int - used to avoid warnings about comparing
// signed and unsigned integers.
template <bool IsSigned> struct int_checker {
template <typename T> static bool fits_in_int(T value) {
unsigned max = std::numeric_limits<int>::max();
unsigned max = max_value<int>();
return value <= max;
}
static bool fits_in_int(bool) { return true; }
@ -33,7 +29,7 @@ template <bool IsSigned> struct int_checker {
template <> struct int_checker<true> {
template <typename T> static bool fits_in_int(T value) {
return value >= std::numeric_limits<int>::min() &&
value <= std::numeric_limits<int>::max();
value <= max_value<int>();
}
static bool fits_in_int(int) { return true; }
};
@ -158,12 +154,12 @@ template <typename Char> class printf_width_handler {
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
unsigned operator()(T value) {
auto width = static_cast<uint32_or_64_t<T>>(value);
auto width = static_cast<uint32_or_64_or_128_t<T>>(value);
if (internal::is_negative(value)) {
specs_.align = align::left;
width = 0 - width;
}
unsigned int_max = std::numeric_limits<int>::max();
unsigned int_max = max_value<int>();
if (width > int_max) FMT_THROW(format_error("number is too big"));
return static_cast<unsigned>(width);
}
@ -235,7 +231,7 @@ class printf_arg_formatter : public internal::arg_formatter_base<Range> {
printf_arg_formatter(iterator iter, format_specs& specs, context_type& ctx)
: base(Range(iter), &specs, internal::locale_ref()), context_(ctx) {}
template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)>
template <typename T, FMT_ENABLE_IF(fmt::internal::is_integral<T>::value)>
iterator operator()(T value) {
// MSVC2013 fails to compile separate overloads for bool and char_type so
// use std::is_same instead.
@ -332,14 +328,14 @@ template <typename OutputIt, typename Char> class basic_printf_context {
OutputIt out_;
basic_format_args<basic_printf_context> args_;
basic_parse_context<Char> parse_ctx_;
basic_format_parse_context<Char> parse_ctx_;
static void parse_flags(format_specs& specs, const Char*& it,
const Char* end);
// Returns the argument with specified index or, if arg_index is equal
// to the maximum unsigned value, the next argument.
format_arg get_arg(unsigned arg_index = std::numeric_limits<unsigned>::max());
format_arg get_arg(unsigned arg_index = internal::max_value<unsigned>());
// Parses argument index, flags and width and returns the argument index.
unsigned parse_header(const Char*& it, const Char* end, format_specs& specs);
@ -361,15 +357,14 @@ template <typename OutputIt, typename Char> class basic_printf_context {
format_arg arg(unsigned id) const { return args_.get(id); }
basic_parse_context<Char>& parse_context() { return parse_ctx_; }
basic_format_parse_context<Char>& parse_context() { return parse_ctx_; }
FMT_CONSTEXPR void on_error(const char* message) {
parse_ctx_.on_error(message);
}
/** Formats stored arguments and writes the output to the range. */
template <typename ArgFormatter =
printf_arg_formatter<internal::buffer_range<Char>>>
template <typename ArgFormatter = printf_arg_formatter<buffer_range<Char>>>
OutputIt format();
};
@ -403,7 +398,7 @@ void basic_printf_context<OutputIt, Char>::parse_flags(format_specs& specs,
template <typename OutputIt, typename Char>
typename basic_printf_context<OutputIt, Char>::format_arg
basic_printf_context<OutputIt, Char>::get_arg(unsigned arg_index) {
if (arg_index == std::numeric_limits<unsigned>::max())
if (arg_index == internal::max_value<unsigned>())
arg_index = parse_ctx_.next_arg_id();
else
parse_ctx_.check_arg_id(--arg_index);
@ -413,7 +408,7 @@ basic_printf_context<OutputIt, Char>::get_arg(unsigned arg_index) {
template <typename OutputIt, typename Char>
unsigned basic_printf_context<OutputIt, Char>::parse_header(
const Char*& it, const Char* end, format_specs& specs) {
unsigned arg_index = std::numeric_limits<unsigned>::max();
unsigned arg_index = internal::max_value<unsigned>();
char_type c = *it;
if (c >= '0' && c <= '9') {
// Parse an argument index (if followed by '$') or a width possibly
@ -470,6 +465,7 @@ OutputIt basic_printf_context<OutputIt, Char>::format() {
// Parse argument index, flags and width.
unsigned arg_index = parse_header(it, end, specs);
if (arg_index == 0) on_error("argument index out of range");
// Parse precision.
if (it != end && *it == '.') {

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@ -246,7 +246,8 @@ template <typename T, typename Char> struct is_range {
static FMT_CONSTEXPR_DECL const bool value =
internal::is_range_<T>::value &&
!internal::is_like_std_string<T>::value &&
!std::is_convertible<T, std::basic_string<Char>>::value;
!std::is_convertible<T, std::basic_string<Char>>::value &&
!std::is_constructible<internal::std_string_view<Char>, T>::value;
};
template <typename RangeT, typename Char>
@ -283,6 +284,82 @@ struct formatter<RangeT, Char,
}
};
template <typename Char, typename... T> struct tuple_arg_join : internal::view {
const std::tuple<T...>& tuple;
basic_string_view<Char> sep;
tuple_arg_join(const std::tuple<T...>& t, basic_string_view<Char> s)
: tuple{t}, sep{s} {}
};
template <typename Char, typename... T>
struct formatter<tuple_arg_join<Char, T...>, Char> {
template <typename ParseContext>
FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) {
return ctx.begin();
}
template <typename FormatContext>
typename FormatContext::iterator format(
const tuple_arg_join<Char, T...>& value, FormatContext& ctx) {
return format(value, ctx, internal::make_index_sequence<sizeof...(T)>{});
}
private:
template <typename FormatContext, size_t... N>
typename FormatContext::iterator format(
const tuple_arg_join<Char, T...>& value, FormatContext& ctx,
internal::index_sequence<N...>) {
return format_args(value, ctx, std::get<N>(value.tuple)...);
}
template <typename FormatContext>
typename FormatContext::iterator format_args(
const tuple_arg_join<Char, T...>&, FormatContext& ctx) {
// NOTE: for compilers that support C++17, this empty function instantiation
// can be replaced with a constexpr branch in the variadic overload.
return ctx.out();
}
template <typename FormatContext, typename Arg, typename... Args>
typename FormatContext::iterator format_args(
const tuple_arg_join<Char, T...>& value, FormatContext& ctx,
const Arg& arg, const Args&... args) {
using base = formatter<typename std::decay<Arg>::type, Char>;
auto out = ctx.out();
out = base{}.format(arg, ctx);
if (sizeof...(Args) > 0) {
out = std::copy(value.sep.begin(), value.sep.end(), out);
ctx.advance_to(out);
return format_args(value, ctx, args...);
}
return out;
}
};
/**
\rst
Returns an object that formats `tuple` with elements separated by `sep`.
**Example**::
std::tuple<int, char> t = {1, 'a'};
fmt::print("{}", fmt::join(t, ", "));
// Output: "1, a"
\endrst
*/
template <typename... T>
FMT_CONSTEXPR tuple_arg_join<char, T...> join(const std::tuple<T...>& tuple,
string_view sep) {
return {tuple, sep};
}
template <typename... T>
FMT_CONSTEXPR tuple_arg_join<wchar_t, T...> join(const std::tuple<T...>& tuple,
wstring_view sep) {
return {tuple, sep};
}
FMT_END_NAMESPACE
#endif // FMT_RANGES_H_

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@ -1,293 +0,0 @@
/*
* For conversion between std::chrono::durations without undefined
* behaviour or erroneous results.
* This is a stripped down version of duration_cast, for inclusion in fmt.
* See https://github.com/pauldreik/safe_duration_cast
*
* Copyright Paul Dreik 2019
*
* This file is licensed under the fmt license, see format.h
*/
#include <chrono>
#include <cmath>
#include <limits>
#include <type_traits>
#include "format.h"
FMT_BEGIN_NAMESPACE
namespace safe_duration_cast {
template <typename To, typename From,
FMT_ENABLE_IF(!std::is_same<From, To>::value &&
std::numeric_limits<From>::is_signed ==
std::numeric_limits<To>::is_signed)>
FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) {
ec = 0;
using F = std::numeric_limits<From>;
using T = std::numeric_limits<To>;
static_assert(F::is_integer, "From must be integral");
static_assert(T::is_integer, "To must be integral");
// A and B are both signed, or both unsigned.
if (F::digits <= T::digits) {
// From fits in To without any problem.
} else {
// From does not always fit in To, resort to a dynamic check.
if (from < T::min() || from > T::max()) {
// outside range.
ec = 1;
return {};
}
}
return static_cast<To>(from);
}
/**
* converts From to To, without loss. If the dynamic value of from
* can't be converted to To without loss, ec is set.
*/
template <typename To, typename From,
FMT_ENABLE_IF(!std::is_same<From, To>::value &&
std::numeric_limits<From>::is_signed !=
std::numeric_limits<To>::is_signed)>
FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) {
ec = 0;
using F = std::numeric_limits<From>;
using T = std::numeric_limits<To>;
static_assert(F::is_integer, "From must be integral");
static_assert(T::is_integer, "To must be integral");
if (F::is_signed && !T::is_signed) {
// From may be negative, not allowed!
if (from < 0) {
ec = 1;
return {};
}
// From is positive. Can it always fit in To?
if (F::digits <= T::digits) {
// yes, From always fits in To.
} else {
// from may not fit in To, we have to do a dynamic check
if (from > static_cast<From>(T::max())) {
ec = 1;
return {};
}
}
}
if (!F::is_signed && T::is_signed) {
// can from be held in To?
if (F::digits < T::digits) {
// yes, From always fits in To.
} else {
// from may not fit in To, we have to do a dynamic check
if (from > static_cast<From>(T::max())) {
// outside range.
ec = 1;
return {};
}
}
}
// reaching here means all is ok for lossless conversion.
return static_cast<To>(from);
} // function
template <typename To, typename From,
FMT_ENABLE_IF(std::is_same<From, To>::value)>
FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) {
ec = 0;
return from;
} // function
// clang-format off
/**
* converts From to To if possible, otherwise ec is set.
*
* input | output
* ---------------------------------|---------------
* NaN | NaN
* Inf | Inf
* normal, fits in output | converted (possibly lossy)
* normal, does not fit in output | ec is set
* subnormal | best effort
* -Inf | -Inf
*/
// clang-format on
template <typename To, typename From,
FMT_ENABLE_IF(!std::is_same<From, To>::value)>
FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) {
ec = 0;
using T = std::numeric_limits<To>;
static_assert(std::is_floating_point<From>::value, "From must be floating");
static_assert(std::is_floating_point<To>::value, "To must be floating");
// catch the only happy case
if (std::isfinite(from)) {
if (from >= T::lowest() && from <= T::max()) {
return static_cast<To>(from);
}
// not within range.
ec = 1;
return {};
}
// nan and inf will be preserved
return static_cast<To>(from);
} // function
template <typename To, typename From,
FMT_ENABLE_IF(std::is_same<From, To>::value)>
FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) {
ec = 0;
static_assert(std::is_floating_point<From>::value, "From must be floating");
return from;
}
/**
* safe duration cast between integral durations
*/
template <typename To, typename FromRep, typename FromPeriod,
FMT_ENABLE_IF(std::is_integral<FromRep>::value),
FMT_ENABLE_IF(std::is_integral<typename To::rep>::value)>
To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from,
int& ec) {
using From = std::chrono::duration<FromRep, FromPeriod>;
ec = 0;
// the basic idea is that we need to convert from count() in the from type
// to count() in the To type, by multiplying it with this:
using Factor = std::ratio_divide<typename From::period, typename To::period>;
static_assert(Factor::num > 0, "num must be positive");
static_assert(Factor::den > 0, "den must be positive");
// the conversion is like this: multiply from.count() with Factor::num
// /Factor::den and convert it to To::rep, all this without
// overflow/underflow. let's start by finding a suitable type that can hold
// both To, From and Factor::num
using IntermediateRep =
typename std::common_type<typename From::rep, typename To::rep,
decltype(Factor::num)>::type;
// safe conversion to IntermediateRep
IntermediateRep count =
lossless_integral_conversion<IntermediateRep>(from.count(), ec);
if (ec) {
return {};
}
// multiply with Factor::num without overflow or underflow
if (Factor::num != 1) {
constexpr auto max1 =
std::numeric_limits<IntermediateRep>::max() / Factor::num;
if (count > max1) {
ec = 1;
return {};
}
constexpr auto min1 =
std::numeric_limits<IntermediateRep>::min() / Factor::num;
if (count < min1) {
ec = 1;
return {};
}
count *= Factor::num;
}
// this can't go wrong, right? den>0 is checked earlier.
if (Factor::den != 1) {
count /= Factor::den;
}
// convert to the to type, safely
using ToRep = typename To::rep;
const ToRep tocount = lossless_integral_conversion<ToRep>(count, ec);
if (ec) {
return {};
}
return To{tocount};
}
/**
* safe duration_cast between floating point durations
*/
template <typename To, typename FromRep, typename FromPeriod,
FMT_ENABLE_IF(std::is_floating_point<FromRep>::value),
FMT_ENABLE_IF(std::is_floating_point<typename To::rep>::value)>
To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from,
int& ec) {
using From = std::chrono::duration<FromRep, FromPeriod>;
ec = 0;
if (std::isnan(from.count())) {
// nan in, gives nan out. easy.
return To{std::numeric_limits<typename To::rep>::quiet_NaN()};
}
// maybe we should also check if from is denormal, and decide what to do about
// it.
// +-inf should be preserved.
if (std::isinf(from.count())) {
return To{from.count()};
}
// the basic idea is that we need to convert from count() in the from type
// to count() in the To type, by multiplying it with this:
using Factor = std::ratio_divide<typename From::period, typename To::period>;
static_assert(Factor::num > 0, "num must be positive");
static_assert(Factor::den > 0, "den must be positive");
// the conversion is like this: multiply from.count() with Factor::num
// /Factor::den and convert it to To::rep, all this without
// overflow/underflow. let's start by finding a suitable type that can hold
// both To, From and Factor::num
using IntermediateRep =
typename std::common_type<typename From::rep, typename To::rep,
decltype(Factor::num)>::type;
// force conversion of From::rep -> IntermediateRep to be safe,
// even if it will never happen be narrowing in this context.
IntermediateRep count =
safe_float_conversion<IntermediateRep>(from.count(), ec);
if (ec) {
return {};
}
// multiply with Factor::num without overflow or underflow
if (Factor::num != 1) {
constexpr auto max1 = std::numeric_limits<IntermediateRep>::max() /
static_cast<IntermediateRep>(Factor::num);
if (count > max1) {
ec = 1;
return {};
}
constexpr auto min1 = std::numeric_limits<IntermediateRep>::lowest() /
static_cast<IntermediateRep>(Factor::num);
if (count < min1) {
ec = 1;
return {};
}
count *= static_cast<IntermediateRep>(Factor::num);
}
// this can't go wrong, right? den>0 is checked earlier.
if (Factor::den != 1) {
using common_t = typename std::common_type<IntermediateRep, intmax_t>::type;
count /= static_cast<common_t>(Factor::den);
}
// convert to the to type, safely
using ToRep = typename To::rep;
const ToRep tocount = safe_float_conversion<ToRep>(count, ec);
if (ec) {
return {};
}
return To{tocount};
}
} // namespace safe_duration_cast
FMT_END_NAMESPACE

View File

@ -10,6 +10,13 @@
// By default spdlog include its own copy.
//
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
#pragma GCC diagnostic ignored "-Wsign-conversion"
#endif // __GNUC__ || __clang__
#if !defined(SPDLOG_FMT_EXTERNAL)
#ifdef SPDLOG_HEADER_ONLY
#ifndef FMT_HEADER_ONLY
@ -22,6 +29,11 @@
#include "bundled/core.h"
#include "bundled/format.h"
#else // SPDLOG_FMT_EXTERNAL is defined - use external fmtlib
#include "fmt/core.h"
#include "fmt/format.h"
#include <fmt/core.h>
#include <fmt/format.h>
#endif
// pop warnings supressions
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif

View File

@ -3,8 +3,8 @@
#pragma once
#include "fmt/fmt.h"
#include "spdlog/details/log_msg.h"
#include <spdlog/fmt/fmt.h>
#include <spdlog/details/log_msg.h>
namespace spdlog {

View File

@ -4,12 +4,12 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/logger.h"
#include <spdlog/logger.h>
#endif
#include "spdlog/sinks/sink.h"
#include "spdlog/details/backtracer.h"
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/sinks/sink.h>
#include <spdlog/details/backtracer.h>
#include <spdlog/details/pattern_formatter.h>
#include <cstdio>
@ -64,11 +64,6 @@ SPDLOG_INLINE void swap(logger &a, logger &b)
a.swap(b);
}
SPDLOG_INLINE bool logger::should_log(level::level_enum msg_level) const
{
return msg_level >= level_.load(std::memory_order_relaxed);
}
SPDLOG_INLINE void logger::set_level(level::level_enum log_level)
{
level_.store(log_level);
@ -85,7 +80,7 @@ SPDLOG_INLINE const std::string &logger::name() const
}
// set formatting for the sinks in this logger.
// each sink will get a seperate instance of the formatter object.
// each sink will get a separate instance of the formatter object.
SPDLOG_INLINE void logger::set_formatter(std::unique_ptr<formatter> f)
{
for (auto it = sinks_.begin(); it != sinks_.end(); ++it)
@ -155,7 +150,7 @@ SPDLOG_INLINE std::vector<sink_ptr> &logger::sinks()
// error handler
SPDLOG_INLINE void logger::set_error_handler(err_handler handler)
{
custom_err_handler_ = handler;
custom_err_handler_ = std::move(handler);
}
// create new logger with same sinks and configuration.
@ -167,6 +162,18 @@ SPDLOG_INLINE std::shared_ptr<logger> logger::clone(std::string logger_name)
}
// protected methods
SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg &log_msg, bool log_enabled, bool traceback_enabled)
{
if (log_enabled)
{
sink_it_(log_msg);
}
if (traceback_enabled)
{
tracer_.push_back(log_msg);
}
}
SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg)
{
for (auto &sink : sinks_)
@ -202,10 +209,10 @@ SPDLOG_INLINE void logger::flush_()
SPDLOG_INLINE void logger::dump_backtrace_()
{
using details::log_msg;
if (tracer_)
if (tracer_.enabled())
{
sink_it_(log_msg{name(), level::info, "****************** Backtrace Start ******************"});
tracer_.foreach_pop([this](const details::log_msg &msg) { this->sink_it_(msg); });
tracer_.foreach_pop([this](const log_msg &msg) { this->sink_it_(msg); });
sink_it_(log_msg{name(), level::info, "****************** Backtrace End ********************"});
}
}
@ -218,7 +225,6 @@ SPDLOG_INLINE bool logger::should_flush_(const details::log_msg &msg)
SPDLOG_INLINE void logger::err_handler_(const std::string &msg)
{
if (custom_err_handler_)
{
custom_err_handler_(msg);

View File

@ -3,8 +3,7 @@
#pragma once
// Thread safe logger (except for set_pattern(..), set_formatter(..) and
// set_error_handler())
// Thread safe logger (except for set_error_handler())
// Has name, log level, vector of std::shared sink pointers and formatter
// Upon each log write the logger:
// 1. Checks if its log level is enough to log the message and if yes:
@ -15,12 +14,12 @@
// The use of private formatter per sink provides the opportunity to cache some
// formatted data, and support for different format per sink.
#include "spdlog/common.h"
#include "spdlog/details/log_msg.h"
#include "spdlog/details/backtracer.h"
#include <spdlog/common.h>
#include <spdlog/details/log_msg.h>
#include <spdlog/details/backtracer.h>
#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT
#include "spdlog/details/os.h"
#include <spdlog/details/os.h>
#endif
#include <vector>
@ -77,8 +76,9 @@ public:
template<typename... Args>
void log(source_loc loc, level::level_enum lvl, string_view_t fmt, const Args &... args)
{
auto level_enabled = should_log(lvl);
if (!level_enabled && !tracer_)
bool log_enabled = should_log(lvl);
bool traceback_enabled = tracer_.enabled();
if (!log_enabled && !traceback_enabled)
{
return;
}
@ -87,14 +87,7 @@ public:
memory_buf_t buf;
fmt::format_to(buf, fmt, args...);
details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
if (level_enabled)
{
sink_it_(log_msg);
}
if (tracer_)
{
tracer_.push_back(log_msg);
}
log_it_(log_msg, log_enabled, traceback_enabled);
}
SPDLOG_LOGGER_CATCH()
}
@ -151,24 +144,15 @@ public:
template<class T, typename std::enable_if<std::is_convertible<const T &, spdlog::string_view_t>::value, T>::type * = nullptr>
void log(source_loc loc, level::level_enum lvl, const T &msg)
{
auto level_enabled = should_log(lvl);
if (!level_enabled && !tracer_)
bool log_enabled = should_log(lvl);
bool traceback_enabled = tracer_.enabled();
if (!log_enabled && !traceback_enabled)
{
return;
}
SPDLOG_TRY
{
details::log_msg log_msg(loc, name_, lvl, msg);
if (level_enabled)
{
sink_it_(log_msg);
}
if (tracer_)
{
tracer_.push_back(log_msg);
}
}
SPDLOG_LOGGER_CATCH()
details::log_msg log_msg(loc, name_, lvl, msg);
log_it_(log_msg, log_enabled, traceback_enabled);
}
void log(level::level_enum lvl, string_view_t msg)
@ -229,8 +213,9 @@ public:
template<typename... Args>
void log(source_loc loc, level::level_enum lvl, wstring_view_t fmt, const Args &... args)
{
auto level_enabled = should_log(lvl);
if (!level_enabled && !tracer_)
bool log_enabled = should_log(lvl);
bool traceback_enabled = tracer_.enabled();
if (!log_enabled && !traceback_enabled)
{
return;
}
@ -243,15 +228,7 @@ public:
memory_buf_t buf;
details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf);
details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
if (level_enabled)
{
sink_it_(log_msg);
}
if (tracer_)
{
tracer_.push_back(log_msg);
}
log_it_(log_msg, log_enabled, traceback_enabled);
}
SPDLOG_LOGGER_CATCH()
}
@ -302,25 +279,36 @@ public:
template<class T, typename std::enable_if<is_convertible_to_wstring_view<const T &>::value, T>::type * = nullptr>
void log(source_loc loc, level::level_enum lvl, const T &msg)
{
if (!should_log(lvl))
bool log_enabled = should_log(lvl);
bool traceback_enabled = tracer_.enabled();
if (!log_enabled && !traceback_enabled)
{
return;
}
try
SPDLOG_TRY
{
memory_buf_t buf;
details::os::wstr_to_utf8buf(msg, buf);
details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size()));
sink_it_(log_msg);
log_it_(log_msg, log_enabled, traceback_enabled);
}
SPDLOG_LOGGER_CATCH()
}
#endif // _WIN32
#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT
bool should_log(level::level_enum msg_level) const;
// return true logging is enabled for the given level.
bool should_log(level::level_enum msg_level) const
{
return msg_level >= level_.load(std::memory_order_relaxed);
}
// return true if backtrace logging is enabled.
bool should_backtrace() const
{
return tracer_.enabled();
}
void set_level(level::level_enum log_level);
@ -329,7 +317,7 @@ public:
const std::string &name() const;
// set formatting for the sinks in this logger.
// each sink will get a seperate instance of the formatter object.
// each sink will get a separate instance of the formatter object.
void set_formatter(std::unique_ptr<formatter> f);
void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local);
@ -364,6 +352,9 @@ protected:
err_handler custom_err_handler_{nullptr};
details::backtracer tracer_;
// log the given message (if the given log level is high enough),
// and save backtrace (if backtrace is enabled).
void log_it_(const details::log_msg &log_msg, bool log_enabled, bool traceback_enabled);
virtual void sink_it_(const details::log_msg &msg);
virtual void flush_();
void dump_backtrace_();

View File

@ -5,11 +5,11 @@
#ifdef __ANDROID__
#include "spdlog/details/fmt_helper.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/details/os.h"
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/details/fmt_helper.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/details/os.h>
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/synchronous_factory.h>
#include <android/log.h>
#include <chrono>

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/ansicolor_sink.h"
#include <spdlog/sinks/ansicolor_sink.h>
#endif
#include "spdlog/details/pattern_formatter.h"
#include "spdlog/details/os.h"
#include <spdlog/details/pattern_formatter.h>
#include <spdlog/details/os.h>
namespace spdlog {
namespace sinks {

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@ -3,9 +3,9 @@
#pragma once
#include "spdlog/details/console_globals.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/sinks/sink.h"
#include <spdlog/details/console_globals.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/sinks/sink.h>
#include <memory>
#include <mutex>
#include <string>

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/base_sink.h"
#include <spdlog/sinks/base_sink.h>
#endif
#include "spdlog/common.h"
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/common.h>
#include <spdlog/details/pattern_formatter.h>
#include <memory>

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@ -9,9 +9,9 @@
// implementers..
//
#include "spdlog/common.h"
#include "spdlog/details/log_msg.h"
#include "spdlog/sinks/sink.h"
#include <spdlog/common.h>
#include <spdlog/details/log_msg.h>
#include <spdlog/sinks/sink.h>
namespace spdlog {
namespace sinks {

View File

@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/basic_file_sink.h"
#include <spdlog/sinks/basic_file_sink.h>
#endif
#include "spdlog/common.h"
#include "spdlog/details/os.h"
#include <spdlog/common.h>
#include <spdlog/details/os.h>
namespace spdlog {
namespace sinks {

View File

@ -3,10 +3,10 @@
#pragma once
#include "spdlog/details/file_helper.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/details/file_helper.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/synchronous_factory.h>
#include <mutex>
#include <string>

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@ -3,13 +3,14 @@
#pragma once
#include "spdlog/common.h"
#include "spdlog/details/file_helper.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/fmt/fmt.h"
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/os.h"
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/common.h>
#include <spdlog/details/file_helper.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/fmt/fmt.h>
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/os.h>
#include <spdlog/details/circular_q.h>
#include <spdlog/details/synchronous_factory.h>
#include <chrono>
#include <cstdio>
@ -78,12 +79,7 @@ public:
protected:
void sink_it_(const details::log_msg &msg) override
{
#ifdef SPDLOG_NO_DATETIME
auto time = log_clock::now();
#else
auto time = msg.time;
#endif
bool should_rotate = time >= rotation_tp_;
if (should_rotate)
{
@ -95,7 +91,7 @@ protected:
base_sink<Mutex>::formatter_->format(msg, formatted);
file_helper_.write(formatted);
// Do the cleaning ony at the end because it might throw on failure.
// Do the cleaning only at the end because it might throw on failure.
if (should_rotate && max_files_ > 0)
{
delete_old_();

View File

@ -4,9 +4,9 @@
#pragma once
#include "base_sink.h"
#include "spdlog/details/log_msg.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/details/log_msg.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/details/pattern_formatter.h>
#include <algorithm>
#include <memory>
@ -24,6 +24,10 @@ class dist_sink : public base_sink<Mutex>
{
public:
dist_sink() = default;
explicit dist_sink(std::vector<std::shared_ptr<sink>> sinks)
: sinks_(sinks)
{}
dist_sink(const dist_sink &) = delete;
dist_sink &operator=(const dist_sink &) = delete;

View File

@ -4,8 +4,8 @@
#pragma once
#include "dist_sink.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/details/log_msg.h"
#include <spdlog/details/null_mutex.h>
#include <spdlog/details/log_msg.h>
#include <mutex>
#include <string>
@ -16,7 +16,7 @@
//
// Example:
//
// #include "spdlog/sinks/dup_filter_sink.h"
// #include <spdlog/sinks/dup_filter_sink.h>
//
// int main() {
// auto dup_filter = std::make_shared<dup_filter_sink_st>(std::chrono::seconds(5));
@ -33,10 +33,6 @@
// [2019-06-25 17:50:56.512] [logger] [info] Skipped 3 duplicate messages..
// [2019-06-25 17:50:56.512] [logger] [info] Different Hello
#ifdef SPDLOG_NO_DATETIME
#error "spdlog::sinks::dup_filter_sink: cannot work when SPDLOG_NO_DATETIME is defined"
#endif
namespace spdlog {
namespace sinks {
template<typename Mutex>

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@ -5,8 +5,8 @@
#if defined(_WIN32)
#include "spdlog/details/null_mutex.h"
#include "spdlog/sinks/base_sink.h"
#include <spdlog/details/null_mutex.h>
#include <spdlog/sinks/base_sink.h>
#include <winbase.h>

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@ -3,9 +3,9 @@
#pragma once
#include "spdlog/details/null_mutex.h"
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/details/null_mutex.h>
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/synchronous_factory.h>
#include <mutex>

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@ -3,8 +3,8 @@
#pragma once
#include "spdlog/details/null_mutex.h"
#include "spdlog/sinks/base_sink.h"
#include <spdlog/details/null_mutex.h>
#include <spdlog/sinks/base_sink.h>
#include <mutex>
#include <ostream>

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@ -0,0 +1,72 @@
// Copyright(c) 2015-present, Gabi Melman & spdlog contributors.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
#pragma once
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/circular_q.h"
#include "spdlog/details/log_msg_buffer.h"
#include "spdlog/details/null_mutex.h"
#include <mutex>
#include <string>
#include <vector>
namespace spdlog {
namespace sinks {
/*
* Ring buffer sink
*/
template<typename Mutex>
class ringbuffer_sink final : public base_sink<Mutex>
{
public:
explicit ringbuffer_sink(size_t n_items)
: q_{n_items}
{}
std::vector<details::log_msg_buffer> last_raw(size_t lim = 0)
{
std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
auto n_items = lim > 0 ? (std::min)(lim, q_.size()) : q_.size();
std::vector<details::log_msg_buffer> ret;
ret.reserve(n_items);
for (size_t i = 0; i < n_items; i++)
{
ret.push_back(q_.at(i));
}
return ret;
}
std::vector<std::string> last_formatted(size_t lim = 0)
{
std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_);
auto n_items = lim > 0 ? (std::min)(lim, q_.size()) : q_.size();
std::vector<std::string> ret;
ret.reserve(n_items);
for (size_t i = 0; i < n_items; i++)
{
memory_buf_t formatted;
base_sink<Mutex>::formatter_->format(q_.at(i), formatted);
ret.push_back(fmt::to_string(formatted));
}
return ret;
}
protected:
void sink_it_(const details::log_msg &msg) override
{
q_.push_back(details::log_msg_buffer{msg});
}
void flush_() override {}
private:
details::circular_q<details::log_msg_buffer> q_;
};
using ringbuffer_sink_mt = ringbuffer_sink<std::mutex>;
using ringbuffer_sink_st = ringbuffer_sink<details::null_mutex>;
} // namespace sinks
} // namespace spdlog

View File

@ -4,14 +4,14 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/rotating_file_sink.h"
#include <spdlog/sinks/rotating_file_sink.h>
#endif
#include "spdlog/common.h"
#include <spdlog/common.h>
#include "spdlog/details/file_helper.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/fmt/fmt.h"
#include <spdlog/details/file_helper.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/fmt/fmt.h>
#include <cerrno>
#include <chrono>
@ -88,11 +88,12 @@ template<typename Mutex>
SPDLOG_INLINE void rotating_file_sink<Mutex>::rotate_()
{
using details::os::filename_to_str;
using details::os::path_exists;
file_helper_.close();
for (auto i = max_files_; i > 0; --i)
{
filename_t src = calc_filename(base_filename_, i - 1);
if (!details::file_helper::file_exists(src))
if (!path_exists(src))
{
continue;
}

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@ -3,10 +3,10 @@
#pragma once
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/file_helper.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/file_helper.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/details/synchronous_factory.h>
#include <chrono>
#include <mutex>

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@ -4,10 +4,10 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/sink.h"
#include <spdlog/sinks/sink.h>
#endif
#include "spdlog/common.h"
#include <spdlog/common.h>
SPDLOG_INLINE bool spdlog::sinks::sink::should_log(spdlog::level::level_enum msg_level) const
{

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@ -3,8 +3,8 @@
#pragma once
#include "spdlog/details/log_msg.h"
#include "spdlog/formatter.h"
#include <spdlog/details/log_msg.h>
#include <spdlog/formatter.h>
namespace spdlog {

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/stdout_color_sinks.h"
#include <spdlog/sinks/stdout_color_sinks.h>
#endif
#include "spdlog/logger.h"
#include "spdlog/common.h"
#include <spdlog/logger.h>
#include <spdlog/common.h>
namespace spdlog {

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@ -4,12 +4,12 @@
#pragma once
#ifdef _WIN32
#include "spdlog/sinks/wincolor_sink.h"
#include <spdlog/sinks/wincolor_sink.h>
#else
#include "spdlog/sinks/ansicolor_sink.h"
#include <spdlog/sinks/ansicolor_sink.h>
#endif
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/details/synchronous_factory.h>
namespace spdlog {
namespace sinks {

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/stdout_sinks.h"
#include <spdlog/sinks/stdout_sinks.h>
#endif
#include "spdlog/details/console_globals.h"
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/details/console_globals.h>
#include <spdlog/details/pattern_formatter.h>
#include <memory>
namespace spdlog {

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@ -3,9 +3,9 @@
#pragma once
#include "spdlog/details/console_globals.h"
#include "spdlog/details/synchronous_factory.h"
#include "spdlog/sinks/sink.h"
#include <spdlog/details/console_globals.h>
#include <spdlog/details/synchronous_factory.h>
#include <spdlog/sinks/sink.h>
#include <cstdio>
namespace spdlog {

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@ -3,8 +3,8 @@
#pragma once
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/null_mutex.h"
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/null_mutex.h>
#include <array>
#include <string>

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@ -3,10 +3,14 @@
#pragma once
#include "spdlog/sinks/base_sink.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/sinks/base_sink.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/details/synchronous_factory.h>
#include <array>
#ifndef SD_JOURNAL_SUPPRESS_LOCATION
#define SD_JOURNAL_SUPPRESS_LOCATION
#endif
#include <systemd/sd-journal.h>
namespace spdlog {
@ -56,13 +60,14 @@ protected:
if (msg.source.empty())
{
// Note: function call inside '()' to avoid macro expansion
err = (sd_journal_send)(
"MESSAGE=%.*s", static_cast<int>(length), msg.payload.data(), "PRIORITY=%d", syslog_level(msg.level), nullptr);
err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), msg.payload.data(), "PRIORITY=%d", syslog_level(msg.level),
"SYSLOG_IDENTIFIER=%.*s", static_cast<int>(msg.logger_name.size()), msg.logger_name.data(), nullptr);
}
else
{
err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), msg.payload.data(), "PRIORITY=%d", syslog_level(msg.level),
"SOURCE_FILE=%s", msg.source.filename, "SOURCE_LINE=%d", msg.source.line, "SOURCE_FUNC=%s", msg.source.funcname, nullptr);
"SYSLOG_IDENTIFIER=%.*s", static_cast<int>(msg.logger_name.size()), msg.logger_name.data(), "CODE_FILE=%s",
msg.source.filename, "CODE_LINE=%d", msg.source.line, "CODE_FUNC=%s", msg.source.funcname, nullptr);
}
if (err)

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/sinks/wincolor_sink.h"
#include <spdlog/sinks/wincolor_sink.h>
#endif
#include "spdlog/common.h"
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/common.h>
#include <spdlog/details/pattern_formatter.h>
namespace spdlog {
namespace sinks {
@ -140,7 +140,7 @@ void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t
template<typename ConsoleMutex>
void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const memory_buf_t &formatted)
{
if(out_handle_ == nullptr) // no console and no file redirect
if (out_handle_ == nullptr) // no console and no file redirect
{
return;
}

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@ -3,10 +3,10 @@
#pragma once
#include "spdlog/common.h"
#include "spdlog/details/console_globals.h"
#include "spdlog/details/null_mutex.h"
#include "spdlog/sinks/sink.h"
#include <spdlog/common.h>
#include <spdlog/details/console_globals.h>
#include <spdlog/details/null_mutex.h>
#include <spdlog/sinks/sink.h>
#include <memory>
#include <mutex>

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@ -4,11 +4,11 @@
#pragma once
#ifndef SPDLOG_HEADER_ONLY
#include "spdlog/spdlog.h"
#include <spdlog/spdlog.h>
#endif
#include "spdlog/common.h"
#include "spdlog/details/pattern_formatter.h"
#include <spdlog/common.h>
#include <spdlog/details/pattern_formatter.h>
namespace spdlog {
@ -92,9 +92,9 @@ SPDLOG_INLINE void shutdown()
details::registry::instance().shutdown();
}
SPDLOG_INLINE void set_automatic_registration(bool automatic_registation)
SPDLOG_INLINE void set_automatic_registration(bool automatic_registration)
{
details::registry::instance().set_automatic_registration(automatic_registation);
details::registry::instance().set_automatic_registration(automatic_registration);
}
SPDLOG_INLINE std::shared_ptr<spdlog::logger> default_logger()

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@ -9,11 +9,11 @@
#pragma once
#include "spdlog/common.h"
#include "spdlog/details/registry.h"
#include "spdlog/logger.h"
#include "spdlog/version.h"
#include "spdlog/details/synchronous_factory.h"
#include <spdlog/common.h>
#include <spdlog/details/registry.h>
#include <spdlog/logger.h>
#include <spdlog/version.h>
#include <spdlog/details/synchronous_factory.h>
#include <chrono>
#include <functional>
@ -100,7 +100,7 @@ void drop_all();
void shutdown();
// Automatic registration of loggers when using spdlog::create() or spdlog::create_async
void set_automatic_registration(bool automatic_registation);
void set_automatic_registration(bool automatic_registration);
// API for using default logger (stdout_color_mt),
// e.g: spdlog::info("Message {}", 1);
@ -285,7 +285,7 @@ inline void critical(wstring_view_t fmt, const Args &... args)
// SPDLOG_LEVEL_OFF
//
#define SPDLOG_LOGGER_CALL(logger, level, ...) logger->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__)
#define SPDLOG_LOGGER_CALL(logger, level, ...) (logger)->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__)
#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_TRACE
#define SPDLOG_LOGGER_TRACE(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::trace, __VA_ARGS__)

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@ -19,19 +19,6 @@
// #define SPDLOG_CLOCK_COARSE
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// Uncomment if date/time logging is not needed and never appear in the log
// pattern.
// This will prevent spdlog from querying the clock on each log call.
//
// WARNING: If the log pattern contains any date/time while this flag is on, the
// result is undefined.
// You must set new pattern(spdlog::set_pattern(..") without any
// date/time in it
//
// #define SPDLOG_NO_DATETIME
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// Uncomment if thread id logging is not needed (i.e. no %t in the log pattern).
// This will prevent spdlog from querying the thread id on each log call.

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@ -4,7 +4,7 @@
#pragma once
#define SPDLOG_VER_MAJOR 1
#define SPDLOG_VER_MINOR 4
#define SPDLOG_VER_PATCH 1
#define SPDLOG_VER_MINOR 5
#define SPDLOG_VER_PATCH 0
#define SPDLOG_VERSION (SPDLOG_VER_MAJOR * 10000 + SPDLOG_VER_MINOR * 100 + SPDLOG_VER_PATCH)

View File

@ -1,12 +1,12 @@
project('spdlog', ['cpp'],
license : 'MIT',
version : run_command(find_program('scripts/extract_version.py')).stdout().strip(),
default_options : [
license : 'MIT',
version : run_command(find_program('scripts/extract_version.py')).stdout().strip(),
default_options : [
'warning_level=3',
'cpp_std=c++11',
'buildtype=release',
'b_colorout=always',
],
],
)
# ------------------------
@ -20,17 +20,57 @@ dep_list += dependency('threads')
# Check for FMT
if get_option('external_fmt')
if not meson.version().version_compare('>=0.49.0')
warning('Finding fmt can fail wit meson versions before 0.49.0')
endif
dep_list += dependency('fmt')
compile_args += '-DSPDLOG_FMT_EXTERNAL'
if not meson.version().version_compare('>=0.49.0')
warning('Finding fmt can fail with meson versions before 0.49.0')
endif
dep_list += dependency('fmt')
compile_args += '-DSPDLOG_FMT_EXTERNAL'
endif
if get_option('no_exceptions')
compile_args += '-DSPDLOG_NO_EXCEPTIONS'
endif
if get_option('wchar_support')
if build_machine.system() != 'windows'
error('wchar_support only supported under windows')
endif
compile_args += '-DSPDLOG_WCHAR_TO_UTF8_SUPPORT'
endif
if get_option('wchar_filenames')
if build_machine.system() != 'windows'
error('wchar_filenames only supported under windows')
endif
compile_args += '-DSPDLOG_WCHAR_FILENAMES'
endif
if get_option('clock_coarse')
if build_machine.system() != 'linux'
error('clock_coarse only supported under linux')
endif
compile_args += '-DSPDLOG_CLOCK_COARSE'
endif
if get_option('prevent_child_fd')
compile_args += '-DSPDLOG_PREVENT_CHILD_FD'
endif
if get_option('no_thread_id')
compile_args += '-DSPDLOG_NO_THREAD_ID'
endif
if get_option('no_tls')
compile_args += '-DSPDLOG_NO_TLS'
endif
if get_option('no_atomic_levels')
compile_args += '-DSPDLOG_NO_ATOMIC_LEVELS'
endif
compile_args_compiled = compile_args + ['-DSPDLOG_COMPILED_LIB']
compile_args_ho = compile_args
# ------------------------------------
# --- Compiled library version ---
# ------------------------------------
@ -41,47 +81,50 @@ spdlog_srcs = files([
'src/async.cpp',
'src/color_sinks.cpp',
'src/file_sinks.cpp',
'src/fmt.cpp',
'src/spdlog.cpp',
'src/stdout_sinks.cpp'
])
if not get_option('external_fmt')
spdlog_srcs+= 'src/fmt.cpp'
endif
if get_option('library_type') == 'static'
spdlog = static_library(
spdlog = static_library(
'spdlog',
spdlog_srcs,
cpp_args : [compile_args] + ['-DSPDLOG_COMPILED_LIB'],
cpp_args : compile_args_compiled,
include_directories : spdlog_inc,
dependencies : dep_list,
install : not meson.is_subproject()
)
else
spdlog = shared_library('spdlog',
spdlog = shared_library('spdlog',
spdlog_srcs,
cpp_args : [compile_args] + ['-DSPDLOG_COMPILED_LIB'],
cpp_args : compile_args_compiled,
include_directories : spdlog_inc,
dependencies : dep_list,
install : not meson.is_subproject(),
)
version : meson.project_version(),
)
endif
spdlog_dep = declare_dependency(
link_with : spdlog,
include_directories : spdlog_inc,
compile_args : compile_args + ['-DSPDLOG_COMPILED_LIB'],
dependencies : dep_list,
version : meson.project_version(),
link_with : spdlog,
include_directories : spdlog_inc,
compile_args : compile_args_compiled,
dependencies : dep_list,
version : meson.project_version(),
)
# ----------------------------------
# --- Header only dependency ---
# ----------------------------------
spdlog_headeronly_dep = declare_dependency(
include_directories : spdlog_inc,
compile_args : compile_args,
dependencies : dep_list,
version : meson.project_version(),
include_directories : spdlog_inc,
compile_args : compile_args_ho,
dependencies : dep_list,
version : meson.project_version(),
)
# ------------------------
@ -90,31 +133,31 @@ spdlog_headeronly_dep = declare_dependency(
# Do not install when spdlog is used as a subproject
if not meson.is_subproject()
install_subdir('include/spdlog', install_dir: get_option('includedir'))
install_subdir('include/spdlog', install_dir: get_option('includedir'))
pkg = import('pkgconfig')
pkg.generate(spdlog,
pkg = import('pkgconfig')
pkg.generate(spdlog,
name : 'spdlog',
description : 'Fast C++ logging library',
url : 'https://github.com/gabime/spdlog',
extra_cflags : ['-DSPDLOG_COMPILED_LIB']
)
extra_cflags : compile_args_compiled
)
endif
# -------------------------------------
# --- Conditionally add subdirs ---
# -------------------------------------
if get_option('enable_tests')
subdir('tests')
if get_option('enable_tests') or get_option('enable_tests-ho')
subdir('tests')
endif
if get_option('enable_examples')
subdir('example')
subdir('example')
endif
if get_option('enable_benchmarks')
subdir('bench')
subdir('bench')
endif
# -------------------
@ -122,7 +165,6 @@ endif
# -------------------
summary_str = '''spdlog build summary:
- using external fmt: @0@
- building tests: @1@
- building examples: @2@

View File

@ -1,6 +1,15 @@
option('external_fmt', type: 'boolean', value: false, description: 'Use external fmt package instead of the bundled')
option('enable_examples', type: 'boolean', value: true, description: 'Build examples')
option('enable_benchmarks', type: 'boolean', value: false, description: 'Build benchmarks')
option('enable_tests', type: 'boolean', value: false, description: 'Build tests')
option('external_fmt', type: 'boolean', value: false, description: 'Use external fmt package instead of the bundled')
option('enable_examples', type: 'boolean', value: true, description: 'Build examples')
option('enable_benchmarks', type: 'boolean', value: false, description: 'Build benchmarks')
option('enable_tests', type: 'boolean', value: true, description: 'Build tests')
option('enable_tests_ho', type: 'boolean', value: false, description: 'Build header-only tests')
option('library_type', type: 'combo', choices: ['static', 'shared'], value: 'static', description: 'Library build type')
option('no_exceptions', type: 'boolean', value: false, description: 'Disabled exceptions - abort() instead any error')
option('no_exceptions', type: 'boolean', value: false, description: 'Disabled exceptions - abort() instead any error')
option('wchar_support', type: 'boolean', value: false, description:'(Windows only) Support wchar api')
option('wchar_filenames', type: 'boolean', value: false, description: '(Windows only) Support wchar filenames')
option('clock_coarse', type: 'boolean', value: false, description: '(Linux only) Use the much faster (but much less accurate) CLOCK_REALTIME_COARSE instead of the regular clock')
option('prevent_child_fd', type: 'boolean', value: false, description: 'Prevent from child processes to inherit log file descriptors')
option('no_thread_id', type: 'boolean', value: false, description: 'prevent spdlog from querying the thread id on each log call if thread id is not needed')
option('no_tls', type: 'boolean', value: false, description: 'prevent spdlog from using thread local storage')
option('no_atomic_levels', type: 'boolean', value: false, description: 'prevent spdlog from using of std::atomic log levels (use only if your code never modifies log levels concurrently')

View File

@ -1,4 +1,17 @@
Checks: 'modernize-*,modernize-use-override,google-*,-google-runtime-references,misc-*,clang-analyzer-*,-misc-non-private-member-variables-in-classes'
Checks: '\
cppcoreguidelines-*,\
performance-*,\
-performance-unnecessary-value-param,\
modernize-*,\
-modernize-use-trailing-return-type,\
google-*,\
-google-runtime-references,\
misc-*,\
-misc-non-private-member-variables-in-classes,\
cert-*,\
readability-*,\
clang-analyzer-*'
WarningsAsErrors: ''
HeaderFilterRegex: 'async.h|async_logger.h|common.h|details|formatter.h|logger.h|sinks|spdlog.h|tweakme.h|version.h'
AnalyzeTemporaryDtors: false

View File

@ -6,30 +6,75 @@
// Copyright (c) 2012 - 2016, Victor Zverovich
// All rights reserved.
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
#pragma GCC diagnostic ignored "-Wsign-conversion"
#endif
#if !defined(SPDLOG_FMT_EXTERNAL)
#include "spdlog/fmt/bundled/format-inl.h"
// pop warnings supressions
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif
FMT_BEGIN_NAMESPACE
template struct internal::basic_data<void>;
template FMT_API internal::locale_ref::locale_ref(const std::locale &loc);
template struct FMT_API internal::basic_data<void>;
// Workaround a bug in MSVC2013 that prevents instantiation of format_float.
int (*instantiate_format_float)(double, int, internal::float_specs,
internal::buffer<char>&) =
internal::format_float;
#ifndef FMT_STATIC_THOUSANDS_SEPARATOR
template FMT_API internal::locale_ref::locale_ref(const std::locale& loc);
template FMT_API std::locale internal::locale_ref::get<std::locale>() const;
#endif
// Explicit instantiations for char.
template FMT_API std::string internal::grouping_impl<char>(locale_ref);
template FMT_API char internal::thousands_sep_impl(locale_ref);
template FMT_API char internal::decimal_point_impl(locale_ref);
template FMT_API void internal::buffer<char>::append(const char *, const char *);
template FMT_API void internal::arg_map<format_context>::init(const basic_format_args<format_context> &args);
template FMT_API std::string internal::vformat<char>(string_view, basic_format_args<format_context>);
template FMT_API format_context::iterator internal::vformat_to(internal::buffer<char> &, string_view, basic_format_args<format_context>);
template FMT_API char *internal::sprintf_format(double, internal::buffer<char> &, sprintf_specs);
template FMT_API char *internal::sprintf_format(long double, internal::buffer<char> &, sprintf_specs);
template FMT_API void internal::buffer<char>::append(const char*, const char*);
template FMT_API void internal::arg_map<format_context>::init(
const basic_format_args<format_context>& args);
template FMT_API std::string internal::vformat<char>(
string_view, basic_format_args<format_context>);
template FMT_API format_context::iterator internal::vformat_to(
internal::buffer<char>&, string_view, basic_format_args<format_context>);
template FMT_API int internal::snprintf_float(double, int,
internal::float_specs,
internal::buffer<char>&);
template FMT_API int internal::snprintf_float(long double, int,
internal::float_specs,
internal::buffer<char>&);
template FMT_API int internal::format_float(double, int, internal::float_specs,
internal::buffer<char>&);
template FMT_API int internal::format_float(long double, int,
internal::float_specs,
internal::buffer<char>&);
// Explicit instantiations for wchar_t.
template FMT_API std::string internal::grouping_impl<wchar_t>(locale_ref);
template FMT_API wchar_t internal::thousands_sep_impl(locale_ref);
template FMT_API wchar_t internal::decimal_point_impl(locale_ref);
template FMT_API void internal::buffer<wchar_t>::append(const wchar_t *, const wchar_t *);
template FMT_API void internal::arg_map<wformat_context>::init(const basic_format_args<wformat_context> &);
template FMT_API std::wstring internal::vformat<wchar_t>(wstring_view, basic_format_args<wformat_context>);
template FMT_API void internal::buffer<wchar_t>::append(const wchar_t*,
const wchar_t*);
template FMT_API std::wstring internal::vformat<wchar_t>(
wstring_view, basic_format_args<wformat_context>);
FMT_END_NAMESPACE
#endif

View File

@ -14,18 +14,16 @@ set(SPDLOG_UTESTS_SOURCES
test_misc.cpp
test_pattern_formatter.cpp
test_async.cpp
includes.h
test_registry.cpp
test_macros.cpp
utils.cpp
utils.h
main.cpp
test_mpmc_q.cpp
test_sink.h
test_dup_filter.cpp
test_fmt_helper.cpp
test_stdout_api.cpp
test_dup_filter.cpp
test_backtrace.cpp)
test_backtrace.cpp
test_create_dir.cpp)
if(NOT SPDLOG_NO_EXCEPTIONS)
list(APPEND SPDLOG_UTESTS_SOURCES test_errors.cpp)
@ -35,34 +33,28 @@ if(systemd_FOUND)
list(APPEND SPDLOG_UTESTS_SOURCES test_systemd.cpp)
endif()
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/logs")
enable_testing()
function(spdlog_prepare_test test_target spdlog_lib)
add_executable(${test_target} ${SPDLOG_UTESTS_SOURCES})
spdlog_enable_warnings(${test_target})
target_link_libraries(${test_target} PRIVATE ${spdlog_lib})
if(systemd_FOUND)
target_link_libraries(${test_target} PRIVATE ${systemd_LIBRARIES})
endif()
if(SPDLOG_SANITIZE_ADDRESS)
spdlog_enable_sanitizer(${test_target})
endif()
add_test(NAME ${test_target} COMMAND ${test_target})
endfunction()
# The compiled library tests
if(SPDLOG_BUILD_TESTS)
add_executable(spdlog-utests ${SPDLOG_UTESTS_SOURCES})
spdlog_enable_warnings(spdlog-utests)
target_link_libraries(spdlog-utests PRIVATE spdlog)
if(systemd_FOUND)
target_link_libraries(spdlog-utests PRIVATE ${systemd_LIBRARIES})
endif()
if(SPDLOG_SANITIZE_ADDRESS)
spdlog_enable_sanitizer(spdlog-utests)
endif()
add_test(NAME spdlog-utests COMMAND spdlog-utests)
spdlog_prepare_test(spdlog-utests spdlog::spdlog)
endif()
# The header-only library version tests
if(SPDLOG_BUILD_TESTS_HO)
add_executable(spdlog-utests-ho ${SPDLOG_UTESTS_SOURCES})
spdlog_enable_warnings(spdlog-utests-ho)
target_link_libraries(spdlog-utests-ho PRIVATE spdlog::spdlog_header_only)
if(systemd_FOUND)
target_link_libraries(spdlog-utests-ho PRIVATE ${systemd_LIBRARIES})
endif()
if(SPDLOG_SANITIZE_ADDRESS)
spdlog_set_address_sanitizer(spdlog-utests-ho)
endif()
add_test(NAME spdlog-utests-ho COMMAND spdlog-utests-ho)
spdlog_prepare_test(spdlog-utests-ho spdlog::spdlog_header_only)
endif()

View File

@ -5,19 +5,18 @@ test_sources = files([
'test_misc.cpp',
'test_pattern_formatter.cpp',
'test_async.cpp',
'includes.h',
'test_registry.cpp',
'test_macros.cpp',
'utils.cpp',
'main.cpp',
'test_mpmc_q.cpp',
'test_dup_filter.cpp',
'test_fmt_helper.cpp',
'test_stdout_api.cpp',
'test_dup_filter.cpp',
'test_backtrace.cpp'
'test_backtrace.cpp',
'test_create_dir.cpp'
])
if not get_option('no_exceptions')
test_sources += 'test_errors.cpp'
endif
@ -35,19 +34,15 @@ if systemd_dep.found()
global_test_deps += systemd_dep
endif
run_command('mkdir', 'logs')
# --------------------------------------
# --- Build the test executables ---
# --------------------------------------
if get_option('enable_tests')
test_exe = executable('spdlog-utests', test_sources, dependencies: global_test_deps + [spdlog_dep])
test('test_spdlog', test_exe, is_parallel : false)
endif
test_matrix = [
['spdlog-utests', spdlog_dep],
['spdlog-utests-ho', spdlog_headeronly_dep],
]
foreach i : test_matrix
test_exe = executable(i[0], test_sources, dependencies: global_test_deps + [i[1]])
test('test_' + i[0], test_exe)
endforeach
run_command(find_program('mkdir'), meson.current_build_dir() + '/logs')
if get_option('enable_tests_ho')
test_exe = executable('spdlog-utests-ho', test_sources, dependencies: global_test_deps + [spdlog_headeronly_dep])
test('test_spdlog-ho', test_exe, is_parallel : false)
endif

View File

@ -157,7 +157,7 @@ TEST_CASE("to_file", "[async]")
prepare_logdir();
size_t messages = 1024;
size_t tp_threads = 1;
std::string filename = "logs/async_test.log";
std::string filename = "test_logs/async_test.log";
{
auto file_sink = std::make_shared<spdlog::sinks::basic_file_sink_mt>(filename, true);
auto tp = std::make_shared<spdlog::details::thread_pool>(messages, tp_threads);
@ -179,7 +179,7 @@ TEST_CASE("to_file multi-workers", "[async]")
prepare_logdir();
size_t messages = 1024 * 10;
size_t tp_threads = 10;
std::string filename = "logs/async_test.log";
std::string filename = "test_logs/async_test.log";
{
auto file_sink = std::make_shared<spdlog::sinks::basic_file_sink_mt>(filename, true);
auto tp = std::make_shared<spdlog::details::thread_pool>(messages, tp_threads);

View File

@ -0,0 +1,80 @@
/*
* This content is released under the MIT License as specified in https://raw.githubusercontent.com/gabime/spdlog/master/LICENSE
*/
#include "includes.h"
using spdlog::details::os::create_dir;
using spdlog::details::os::path_exists;
bool try_create_dir(const char *path, const char *normalized_path)
{
auto rv = create_dir(path);
REQUIRE(rv == true);
return path_exists(normalized_path);
}
TEST_CASE("create_dir", "[create_dir]")
{
prepare_logdir();
REQUIRE(try_create_dir("test_logs/dir1/dir1", "test_logs/dir1/dir1"));
REQUIRE(try_create_dir("test_logs/dir1/dir1", "test_logs/dir1/dir1")); // test existing
REQUIRE(try_create_dir("test_logs/dir1///dir2//", "test_logs/dir1/dir2"));
REQUIRE(try_create_dir("./test_logs/dir1/dir3", "test_logs/dir1/dir3"));
REQUIRE(try_create_dir("test_logs/../test_logs/dir1/dir4", "test_logs/dir1/dir4"));
#ifdef WIN32
// test backslash folder separator
REQUIRE(try_create_dir("test_logs\\dir1\\dir222", "test_logs\\dir1\\dir222"));
REQUIRE(try_create_dir("test_logs\\dir1\\dir223\\", "test_logs\\dir1\\dir223\\"));
REQUIRE(try_create_dir(".\\test_logs\\dir1\\dir2\\dir99\\..\\dir23", "test_logs\\dir1\\dir2\\dir23"));
REQUIRE(try_create_dir("test_logs\\..\\test_logs\\dir1\\dir5", "test_logs\\dir1\\dir5"));
#endif
}
TEST_CASE("create_invalid_dir", "[create_dir]")
{
REQUIRE(create_dir("") == false);
REQUIRE(create_dir(spdlog::filename_t{}) == false);
#ifdef __linux__
REQUIRE(create_dir("/proc/spdlog-utest") == false);
#endif
}
TEST_CASE("dir_name", "[create_dir]")
{
using spdlog::details::os::dir_name;
REQUIRE(dir_name("").empty());
REQUIRE(dir_name("dir").empty());
#ifdef WIN32
REQUIRE(dir_name(R"(dir\)") == "dir");
REQUIRE(dir_name(R"(dir\\\)") == R"(dir\\)");
REQUIRE(dir_name(R"(dir\file)") == "dir");
REQUIRE(dir_name(R"(dir/file)") == "dir");
REQUIRE(dir_name(R"(dir\file.txt)") == "dir");
REQUIRE(dir_name(R"(dir/file)") == "dir");
REQUIRE(dir_name(R"(dir\file.txt\)") == R"(dir\file.txt)");
REQUIRE(dir_name(R"(dir/file.txt/)") == R"(dir\file.txt)");
REQUIRE(dir_name(R"(\dir\file.txt)") == R"(\dir)");
REQUIRE(dir_name(R"(/dir/file.txt)") == R"(\dir)");
REQUIRE(dir_name(R"(\\dir\file.txt)") == R"(\\dir)");
REQUIRE(dir_name(R"(//dir/file.txt)") == R"(\\dir)");
REQUIRE(dir_name(R"(..\file.txt)") == "..");
REQUIRE(dir_name(R"(../file.txt)") == "..");
REQUIRE(dir_name(R"(.\file.txt)") == ".");
REQUIRE(dir_name(R"(./file.txt)") == ".");
REQUIRE(dir_name(R"(c:\\a\b\c\d\file.txt)") == R"(c:\\a\b\c\d)");
REQUIRE(dir_name(R"(c://a/b/c/d/file.txt)") == R"(c:\\a\b\c\d)");
#else
REQUIRE(dir_name("dir/") == "dir");
REQUIRE(dir_name("dir///") == "dir//");
REQUIRE(dir_name("dir/file") == "dir");
REQUIRE(dir_name("dir/file.txt") == "dir");
REQUIRE(dir_name("dir/file.txt/") == "dir/file.txt");
REQUIRE(dir_name("/dir/file.txt") == "/dir");
REQUIRE(dir_name("//dir/file.txt") == "//dir");
REQUIRE(dir_name("../file.txt") == "..");
REQUIRE(dir_name("./file.txt") == ".");
#endif
}

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@ -10,7 +10,7 @@ TEST_CASE("daily_logger with dateonly calculator", "[daily_logger]")
prepare_logdir();
// calculate filename (time based)
std::string basename = "logs/daily_dateonly";
std::string basename = "test_logs/daily_dateonly";
std::tm tm = spdlog::details::os::localtime();
spdlog::memory_buf_t w;
fmt::format_to(w, "{}_{:04d}-{:02d}-{:02d}", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
@ -44,7 +44,7 @@ TEST_CASE("daily_logger with custom calculator", "[daily_logger]")
prepare_logdir();
// calculate filename (time based)
std::string basename = "logs/daily_dateonly";
std::string basename = "test_logs/daily_dateonly";
std::tm tm = spdlog::details::os::localtime();
spdlog::memory_buf_t w;
fmt::format_to(w, "{}{:04d}{:02d}{:02d}", basename, tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
@ -119,7 +119,7 @@ static void test_rotate(int days_to_run, uint16_t max_days, uint16_t expected_n_
prepare_logdir();
std::string basename = "logs/daily_rotate.txt";
std::string basename = "test_logs/daily_rotate.txt";
daily_file_sink_st sink{basename, 2, 30, true, max_days};
// simulate messages with 24 intervals
@ -130,7 +130,7 @@ static void test_rotate(int days_to_run, uint16_t max_days, uint16_t expected_n_
sink.log(create_msg(offset));
}
REQUIRE(count_files("logs") == static_cast<size_t>(expected_n_files));
REQUIRE(count_files("test_logs") == static_cast<size_t>(expected_n_files));
}
TEST_CASE("daily_logger rotate", "[daily_file_sink]")

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@ -26,7 +26,7 @@ protected:
TEST_CASE("default_error_handler", "[errors]]")
{
prepare_logdir();
std::string filename = "logs/simple_log.txt";
std::string filename = "test_logs/simple_log.txt";
auto logger = spdlog::create<spdlog::sinks::basic_file_sink_mt>("test-error", filename, true);
logger->set_pattern("%v");
@ -43,7 +43,7 @@ struct custom_ex
TEST_CASE("custom_error_handler", "[errors]]")
{
prepare_logdir();
std::string filename = "logs/simple_log.txt";
std::string filename = "test_logs/simple_log.txt";
auto logger = spdlog::create<spdlog::sinks::basic_file_sink_mt>("logger", filename, true);
logger->flush_on(spdlog::level::info);
logger->set_error_handler([=](const std::string &) { throw custom_ex(); });
@ -75,15 +75,15 @@ TEST_CASE("async_error_handler", "[errors]]")
prepare_logdir();
std::string err_msg("log failed with some msg");
std::string filename = "logs/simple_async_log.txt";
std::string filename = "test_logs/simple_async_log.txt";
{
spdlog::init_thread_pool(128, 1);
auto logger = spdlog::create_async<spdlog::sinks::basic_file_sink_mt>("logger", filename, true);
logger->set_error_handler([=](const std::string &) {
std::ofstream ofs("logs/custom_err.txt");
std::ofstream ofs("test_logs/custom_err.txt");
if (!ofs)
{
throw std::runtime_error("Failed open logs/custom_err.txt");
throw std::runtime_error("Failed open test_logs/custom_err.txt");
}
ofs << err_msg;
});
@ -94,7 +94,7 @@ TEST_CASE("async_error_handler", "[errors]]")
}
spdlog::init_thread_pool(128, 1);
REQUIRE(count_lines(filename) == 2);
REQUIRE(file_contents("logs/custom_err.txt") == err_msg);
REQUIRE(file_contents("test_logs/custom_err.txt") == err_msg);
}
// Make sure async error handler is executed
@ -103,12 +103,13 @@ TEST_CASE("async_error_handler2", "[errors]]")
prepare_logdir();
std::string err_msg("This is async handler error message");
{
spdlog::details::os::create_dir("test_logs");
spdlog::init_thread_pool(128, 1);
auto logger = spdlog::create_async<failing_sink>("failed_logger");
logger->set_error_handler([=](const std::string &) {
std::ofstream ofs("logs/custom_err2.txt");
std::ofstream ofs("test_logs/custom_err2.txt");
if (!ofs)
throw std::runtime_error("Failed open logs/custom_err2.txt");
throw std::runtime_error("Failed open test_logs/custom_err2.txt");
ofs << err_msg;
});
logger->info("Hello failure");
@ -116,5 +117,5 @@ TEST_CASE("async_error_handler2", "[errors]]")
}
spdlog::init_thread_pool(128, 1);
REQUIRE(file_contents("logs/custom_err2.txt") == err_msg);
REQUIRE(file_contents("test_logs/custom_err2.txt") == err_msg);
}

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@ -6,7 +6,7 @@
using spdlog::details::file_helper;
using spdlog::details::log_msg;
static const std::string target_filename = "logs/file_helper_test.txt";
static const std::string target_filename = "test_logs/file_helper_test.txt";
static void write_with_helper(file_helper &helper, size_t howmany)
{
@ -38,15 +38,6 @@ TEST_CASE("file_helper_size", "[file_helper::size()]]")
REQUIRE(get_filesize(target_filename) == expected_size);
}
TEST_CASE("file_helper_exists", "[file_helper::file_exists()]]")
{
prepare_logdir();
REQUIRE(!file_helper::file_exists(target_filename));
file_helper helper;
helper.open(target_filename);
REQUIRE(file_helper::file_exists(target_filename));
}
TEST_CASE("file_helper_reopen", "[file_helper::reopen()]]")
{
prepare_logdir();

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@ -6,7 +6,7 @@
TEST_CASE("simple_file_logger", "[simple_logger]]")
{
prepare_logdir();
std::string filename = "logs/simple_log";
std::string filename = "test_logs/simple_log";
auto logger = spdlog::create<spdlog::sinks::basic_file_sink_mt>("logger", filename);
logger->set_pattern("%v");
@ -22,7 +22,7 @@ TEST_CASE("simple_file_logger", "[simple_logger]]")
TEST_CASE("flush_on", "[flush_on]]")
{
prepare_logdir();
std::string filename = "logs/simple_log";
std::string filename = "test_logs/simple_log";
auto logger = spdlog::create<spdlog::sinks::basic_file_sink_mt>("logger", filename);
logger->set_pattern("%v");
@ -42,7 +42,7 @@ TEST_CASE("rotating_file_logger1", "[rotating_logger]]")
{
prepare_logdir();
size_t max_size = 1024 * 10;
std::string basename = "logs/rotating_log";
std::string basename = "test_logs/rotating_log";
auto logger = spdlog::rotating_logger_mt("logger", basename, max_size, 0);
for (int i = 0; i < 10; ++i)
@ -59,7 +59,7 @@ TEST_CASE("rotating_file_logger2", "[rotating_logger]]")
{
prepare_logdir();
size_t max_size = 1024 * 10;
std::string basename = "logs/rotating_log";
std::string basename = "test_logs/rotating_log";
{
// make an initial logger to create the first output file

View File

@ -12,7 +12,7 @@ TEST_CASE("debug and trace w/o format string", "[macros]]")
{
prepare_logdir();
std::string filename = "logs/simple_log";
std::string filename = "test_logs/simple_log";
auto logger = spdlog::create<spdlog::sinks::basic_file_sink_mt>("logger", filename);
logger->set_pattern("%v");
@ -39,3 +39,21 @@ TEST_CASE("disable param evaluation", "[macros]")
{
SPDLOG_TRACE("Test message {}", throw std::runtime_error("Should not be evaluated"));
}
TEST_CASE("pass logger pointer", "[macros]")
{
auto logger = spdlog::create<spdlog::sinks::null_sink_mt>("refmacro");
auto &ref = *logger;
SPDLOG_LOGGER_TRACE(&ref, "Test message 1");
SPDLOG_LOGGER_DEBUG(&ref, "Test message 2");
}
// ensure that even if right macro level is on- don't evaluate if the logger's level is not high enough
// TEST_CASE("disable param evaluation2", "[macros]")
//{
// auto logger = std::make_shared<spdlog::logger>("test-macro");
// logger->set_level(spdlog::level::off);
// int x = 0;
// SPDLOG_LOGGER_DEBUG(logger, "Test message {}", ++x);
// REQUIRE(x == 0);
//}

View File

@ -1,4 +1,5 @@
#include "includes.h"
#include "test_sink.h"
using spdlog::memory_buf_t;
@ -138,58 +139,111 @@ TEST_CASE("color range test6", "[pattern_formatter]")
TEST_CASE("level_left_padded", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%8l] %v", spdlog::pattern_time_type::local, "\n") == "[ info] Some message\n");
REQUIRE(log_to_str("Some message", "[%8!l] %v", spdlog::pattern_time_type::local, "\n") == "[ info] Some message\n");
}
TEST_CASE("level_right_padded", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%-8l] %v", spdlog::pattern_time_type::local, "\n") == "[info ] Some message\n");
REQUIRE(log_to_str("Some message", "[%-8!l] %v", spdlog::pattern_time_type::local, "\n") == "[info ] Some message\n");
}
TEST_CASE("level_center_padded", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%=8l] %v", spdlog::pattern_time_type::local, "\n") == "[ info ] Some message\n");
REQUIRE(log_to_str("Some message", "[%=8!l] %v", spdlog::pattern_time_type::local, "\n") == "[ info ] Some message\n");
}
TEST_CASE("short level_left_padded", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%3L] %v", spdlog::pattern_time_type::local, "\n") == "[ I] Some message\n");
REQUIRE(log_to_str("Some message", "[%3!L] %v", spdlog::pattern_time_type::local, "\n") == "[ I] Some message\n");
}
TEST_CASE("short level_right_padded", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%-3L] %v", spdlog::pattern_time_type::local, "\n") == "[I ] Some message\n");
REQUIRE(log_to_str("Some message", "[%-3!L] %v", spdlog::pattern_time_type::local, "\n") == "[I ] Some message\n");
}
TEST_CASE("short level_center_padded", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%=3L] %v", spdlog::pattern_time_type::local, "\n") == "[ I ] Some message\n");
REQUIRE(log_to_str("Some message", "[%=3!L] %v", spdlog::pattern_time_type::local, "\n") == "[ I ] Some message\n");
}
TEST_CASE("left_padded_short", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%3n] %v", spdlog::pattern_time_type::local, "\n") == "[pattern_tester] Some message\n");
REQUIRE(log_to_str("Some message", "[%3!n] %v", spdlog::pattern_time_type::local, "\n") == "[pat] Some message\n");
}
TEST_CASE("right_padded_short", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%-3n] %v", spdlog::pattern_time_type::local, "\n") == "[pattern_tester] Some message\n");
REQUIRE(log_to_str("Some message", "[%-3!n] %v", spdlog::pattern_time_type::local, "\n") == "[pat] Some message\n");
}
TEST_CASE("center_padded_short", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%=3n] %v", spdlog::pattern_time_type::local, "\n") == "[pattern_tester] Some message\n");
REQUIRE(log_to_str("Some message", "[%=3!n] %v", spdlog::pattern_time_type::local, "\n") == "[pat] Some message\n");
}
TEST_CASE("left_padded_huge", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%-300n] %v", spdlog::pattern_time_type::local, "\n") ==
"[pattern_tester ] Some message\n");
REQUIRE(log_to_str("Some message", "[%-300!n] %v", spdlog::pattern_time_type::local, "\n") ==
"[pattern_tester ] Some message\n");
}
TEST_CASE("left_padded_max", "[pattern_formatter]")
{
REQUIRE(log_to_str("Some message", "[%-64n] %v", spdlog::pattern_time_type::local, "\n") ==
"[pattern_tester ] Some message\n");
REQUIRE(log_to_str("Some message", "[%-64!n] %v", spdlog::pattern_time_type::local, "\n") ==
"[pattern_tester ] Some message\n");
}
// Test padding + truncate flag
TEST_CASE("paddinng_truncate", "[pattern_formatter]")
{
REQUIRE(log_to_str("123456", "%6!v", spdlog::pattern_time_type::local, "\n") == "123456\n");
REQUIRE(log_to_str("123456", "%5!v", spdlog::pattern_time_type::local, "\n") == "12345\n");
REQUIRE(log_to_str("123456", "%7!v", spdlog::pattern_time_type::local, "\n") == " 123456\n");
REQUIRE(log_to_str("123456", "%-6!v", spdlog::pattern_time_type::local, "\n") == "123456\n");
REQUIRE(log_to_str("123456", "%-5!v", spdlog::pattern_time_type::local, "\n") == "12345\n");
REQUIRE(log_to_str("123456", "%-7!v", spdlog::pattern_time_type::local, "\n") == "123456 \n");
REQUIRE(log_to_str("123456", "%=6!v", spdlog::pattern_time_type::local, "\n") == "123456\n");
REQUIRE(log_to_str("123456", "%=5!v", spdlog::pattern_time_type::local, "\n") == "12345\n");
REQUIRE(log_to_str("123456", "%=7!v", spdlog::pattern_time_type::local, "\n") == "123456 \n");
REQUIRE(log_to_str("123456", "%0!v", spdlog::pattern_time_type::local, "\n") == "\n");
}
TEST_CASE("paddinng_truncate_funcname", "[pattern_formatter]")
{
spdlog::sinks::test_sink_st test_sink;
const char *pattern = "%v [%5!!]";
auto formatter = std::unique_ptr<spdlog::formatter>(new spdlog::pattern_formatter(pattern));
test_sink.set_formatter(std::move(formatter));
spdlog::details::log_msg msg1{spdlog::source_loc{"ignored", 1, "func"}, "test_logger", spdlog::level::info, "message"};
test_sink.log(msg1);
spdlog::details::log_msg msg2{spdlog::source_loc{"ignored", 1, "function"}, "test_logger", spdlog::level::info, "message"};
test_sink.log(msg2);
auto lines = test_sink.lines();
REQUIRE(lines[0] == "message [ func]");
REQUIRE(lines[1] == "message [funct]");
}
TEST_CASE("clone-default-formatter", "[pattern_formatter]")

View File

@ -9,7 +9,7 @@ TEST_CASE("register_drop", "[registry]")
spdlog::drop_all();
spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name);
REQUIRE(spdlog::get(tested_logger_name) != nullptr);
// Throw if registring existing name
// Throw if registering existing name
REQUIRE_THROWS_AS(spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name), spdlog::spdlog_ex);
}
@ -19,7 +19,7 @@ TEST_CASE("explicit register", "[registry]")
auto logger = std::make_shared<spdlog::logger>(tested_logger_name, std::make_shared<spdlog::sinks::null_sink_st>());
spdlog::register_logger(logger);
REQUIRE(spdlog::get(tested_logger_name) != nullptr);
// Throw if registring existing name
// Throw if registering existing name
REQUIRE_THROWS_AS(spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name), spdlog::spdlog_ex);
}
#endif

View File

@ -9,18 +9,12 @@ void prepare_logdir()
{
spdlog::drop_all();
#ifdef _WIN32
system("if not exist logs mkdir logs");
system("del /F /Q logs\\*");
system("rmdir /S /Q test_logs");
#else
auto rv = system("mkdir -p logs");
auto rv = system("rm -rf test_logs");
if (rv != 0)
{
throw std::runtime_error("Failed to mkdir -p logs");
}
rv = system("rm -f logs/*");
if (rv != 0)
{
throw std::runtime_error("Failed to rm -f logs/*");
throw std::runtime_error("Failed to rm -rf test_logs");
}
#endif
}