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Merge branch 'static-lib' of https://github.com/gabime/spdlog into static-lib

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This commit is contained in:
gabime 2019-05-22 12:19:55 +03:00
commit 9205c9d031
19 changed files with 183 additions and 426 deletions
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1
.gitattributes vendored Normal file
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@ -0,0 +1 @@
* text=false

1
.gitignore vendored
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@ -66,3 +66,4 @@ install_manifest.txt
# idea
.idea/
cmake-build-*/

152
CMakeLists.txt
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@ -12,8 +12,6 @@ if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose Release or Debug" FORCE)
endif()
#---------------------------------------------------------------------------------------
# compiler config
#---------------------------------------------------------------------------------------
@ -21,7 +19,32 @@ set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
#---------------------------------------------------------------------------------------
# Set SPDLOG_MASTER_PROJECT to ON if we are building spdlog
#---------------------------------------------------------------------------------------
# Check if spdlog is being used directly or via add_subdirectory, but allow overriding
if (NOT DEFINED SPDLOG_MASTER_PROJECT)
if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
set(SPDLOG_MASTER_PROJECT ON)
else()
set(SPDLOG_MASTER_PROJECT OFF)
endif()
endif ()
option(BUILD_SHARED_LIBS "Build as shared library" OFF)
option(SPDLOG_FMT_EXTERNAL "Use external fmt library instead of bundled" OFF)
option(SPDLOG_BUILD_EXAMPLES "Build examples" ${SPDLOG_MASTER_PROJECT})
option(SPDLOG_BUILD_BENCH "Build benchmarks (Requires https://github.com/google/benchmark.git to be installed)" ${SPDLOG_MASTER_PROJECT})
option(SPDLOG_BUILD_TESTS "Build tests" ${SPDLOG_MASTER_PROJECT})
option(SPDLOG_INSTALL "Generate the install target." ${SPDLOG_MASTER_PROJECT})
option(CMAKE_EXPORT_NO_PACKAGE_REGISTRY "Disable registration of CMake's build directory." ON)
message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
find_package(Threads REQUIRED)
if(SPDLOG_MASTER_PROJECT AND ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang"))
add_compile_options("-Wall")
add_compile_options("-Wextra")
add_compile_options("-Wconversion")
@ -29,58 +52,52 @@ if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_CXX_COMPILER_ID}" MATCH
add_compile_options("-Wfatal-errors")
endif()
#---------------------------------------------------------------------------------------
# Static library version
#---------------------------------------------------------------------------------------
add_library(spdlog src/spdlog.cpp)
target_compile_definitions(spdlog PUBLIC SPDLOG_COMPILED_LIB)
target_include_directories(spdlog PUBLIC
"$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>"
"$<INSTALL_INTERFACE:include>")
target_link_libraries(spdlog PUBLIC Threads::Threads)
#---------------------------------------------------------------------------------------
# Header only version
#---------------------------------------------------------------------------------------
add_library(spdlog_header_only INTERFACE)
target_include_directories(spdlog_header_only INTERFACE
"$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>"
"$<INSTALL_INTERFACE:include>")
target_link_libraries(spdlog_header_only INTERFACE Threads::Threads)
#---------------------------------------------------------------------------------------
# address sanitizers check
#---------------------------------------------------------------------------------------
include(cmake/sanitizers.cmake)
#---------------------------------------------------------------------------------------
# spdlog target
#---------------------------------------------------------------------------------------
# Check if spdlog is being used directly or via add_subdirectory
if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
set(SPDLOG_MASTER_PROJECT ON)
else()
set(SPDLOG_MASTER_PROJECT OFF)
endif()
option(SPDLOG_BUILD_EXAMPLES "Build examples" ${SPDLOG_MASTER_PROJECT})
option(SPDLOG_BUILD_BENCH "Build benchmarks (Requires https://github.com/google/benchmark.git to be installed)" OFF)
option(SPDLOG_BUILD_TESTS "Build tests" ON)
option(SPDLOG_FMT_EXTERNAL "Use external fmt library instead of bundled" OFF)
option(SPDLOG_INSTALL "Generate the install target." ${SPDLOG_MASTER_PROJECT})
set(HEADER_BASE "${CMAKE_CURRENT_SOURCE_DIR}/include/spdlog")
message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
# Build static lib
set(SRC_BASE "${CMAKE_CURRENT_SOURCE_DIR}/src")
set(STATIC_SRC_FILES "${SRC_BASE}/spdlog.cpp")
add_library(spdlog_static STATIC ${STATIC_SRC_FILES})
add_library(spdlog::static ALIAS spdlog_static)
target_compile_definitions(spdlog_static PUBLIC SPDLOG_STATIC_LIB )
target_include_directories(spdlog_static PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>")
set_target_properties(spdlog_static PROPERTIES OUTPUT_NAME "spdlog")
set_target_properties(spdlog_static PROPERTIES DEBUG_POSTFIX "-debug")
# Headr only
add_library(spdlog_header_only INTERFACE)
target_include_directories(spdlog_header_only INTERFACE "$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>")
add_library(spdlog::header_only ALIAS spdlog_header_only)
if(SPDLOG_FMT_EXTERNAL AND NOT TARGET fmt::fmt)
find_package(fmt REQUIRED CONFIG)
if(SPDLOG_MASTER_PROJECT)
include(cmake/sanitizers.cmake)
endif()
#---------------------------------------------------------------------------------------
# use fmt package if using exertnal fmt
#---------------------------------------------------------------------------------------
if(SPDLOG_FMT_EXTERNAL)
target_compile_definitions(spdlog_static INTERFACE SPDLOG_FMT_EXTERNAL)
target_link_libraries(spdlog_static INTERFACE fmt::fmt)
if (NOT TARGET fmt::fmt)
find_package(fmt REQUIRED)
endif ()
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)
endif()
#---------------------------------------------------------------------------------------
# build binries
#---------------------------------------------------------------------------------------
if(SPDLOG_BUILD_EXAMPLES)
add_subdirectory(example)
endif()
@ -97,10 +114,43 @@ endif()
#---------------------------------------------------------------------------------------
# install
#---------------------------------------------------------------------------------------
install(DIRECTORY ${HEADER_BASE} DESTINATION include)
install(TARGETS spdlog_static ARCHIVE DESTINATION lib)
if (SPDLOG_INSTALL)
set(project_config_in "${CMAKE_CURRENT_LIST_DIR}/cmake/spdlogConfig.cmake.in")
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 lib/spdlog/cmake)
#---------------------------------------------------------------------------------------
# lib in include files
#---------------------------------------------------------------------------------------
install(DIRECTORY include/ DESTINATION include)
install(TARGETS spdlog spdlog_header_only EXPORT spdlog DESTINATION lib)
#---------------------------------------------------------------------------------------
# package and version files
#---------------------------------------------------------------------------------------
install(EXPORT spdlog
DESTINATION ${export_dest_dir}
NAMESPACE spdlog::
FILE ${config_targets_file})
include(CMakePackageConfigHelpers)
configure_file("${project_config_in}" "${project_config_out}" @ONLY)
write_basic_package_version_file("${version_config_file}" COMPATIBILITY SameMajorVersion)
install(FILES
"${project_config_out}"
"${version_config_file}" DESTINATION "${export_dest_dir}")
#---------------------------------------------------------------------------------------
# Support creation of installable packages
#---------------------------------------------------------------------------------------
include(cmake/SpdlogCPack.cmake)
#---------------------------------------------------------------------------------------
# register project in CMake user registry - disabled by default since the
# installed/packaged version of the project is preferred.
#---------------------------------------------------------------------------------------
export(PACKAGE spdlog)
endif ()
#---------------------------------------------------------------------------------------
# register project in CMake user registry
#---------------------------------------------------------------------------------------
export(PACKAGE ${PROJECT_NAME})

32
bench/CMakeLists.txt
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@ -1,25 +1,5 @@
# *************************************************************************/
# * Copyright (c) 2015 Ruslan Baratov. */
# * */
# * Permission is hereby granted, free of charge, to any person obtaining */
# * a copy of this software and associated documentation files (the */
# * "Software"), to deal in the Software without restriction, including */
# * without limitation the rights to use, copy, modify, merge, publish, */
# * distribute, sublicense, and/or sell copies of the Software, and to */
# * permit persons to whom the Software is furnished to do so, subject to */
# * the following conditions: */
# * */
# * The above copyright notice and this permission notice shall be */
# * included in all copies or substantial portions of the Software. */
# * */
# * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
# * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
# * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
# * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
# * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
# * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
# * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
# *************************************************************************/
# Copyright(c) 2019 spdlog authors
# Distributed under the MIT License (http://opensource.org/licenses/MIT)
cmake_minimum_required(VERSION 3.1)
project(SpdlogBench CXX)
@ -33,16 +13,16 @@ find_package(Threads REQUIRED)
find_package(benchmark CONFIG REQUIRED)
add_executable(bench bench.cpp)
target_link_libraries(bench PRIVATE spdlog::static Threads::Threads)
target_link_libraries(bench PRIVATE spdlog::spdlog)
add_executable(async_bench async_bench.cpp)
target_link_libraries(async_bench PRIVATE spdlog::static Threads::Threads)
target_link_libraries(async_bench PRIVATE spdlog::spdlog)
add_executable(latency latency.cpp)
target_link_libraries(latency PRIVATE benchmark::benchmark spdlog::static Threads::Threads)
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::static Threads::Threads)
target_link_libraries(formatter-bench PRIVATE benchmark::benchmark spdlog::spdlog)
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/logs")

31
cmake/Config.cmake.in
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@ -1,31 +0,0 @@
# *************************************************************************/
# * Copyright (c) 2015 Ruslan Baratov. */
# * */
# * Permission is hereby granted, free of charge, to any person obtaining */
# * a copy of this software and associated documentation files (the */
# * "Software"), to deal in the Software without restriction, including */
# * without limitation the rights to use, copy, modify, merge, publish, */
# * distribute, sublicense, and/or sell copies of the Software, and to */
# * permit persons to whom the Software is furnished to do so, subject to */
# * the following conditions: */
# * */
# * The above copyright notice and this permission notice shall be */
# * included in all copies or substantial portions of the Software. */
# * */
# * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
# * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
# * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
# * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
# * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
# * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
# * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
# *************************************************************************/
set(SPDLOG_FMT_EXTERNAL @SPDLOG_FMT_EXTERNAL@)
include("${CMAKE_CURRENT_LIST_DIR}/@targets_export_name@.cmake")
if(SPDLOG_FMT_EXTERNAL)
include(CMakeFindDependencyMacro)
find_dependency(fmt CONFIG)
endif()

26
cmake/SpdlogCPack.cmake Normal file
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@ -0,0 +1,26 @@
set(CPACK_GENERATOR
TGZ
ZIP
)
set(CPACK_INCLUDE_TOPLEVEL_DIRECTORY 0)
set(CPACK_INSTALL_CMAKE_PROJECTS
"${CMAKE_BINARY_DIR}"
"${PROJECT_NAME}"
ALL
.
)
set(CPACK_PROJECT_URL "https://github.com/gabime/spdlog")
set(CPACK_PACKAGE_VENDOR "Gabi Melman")
set(CPACK_PACKAGE_CONTACT "Gabi Melman <gmelman1@gmail.com>")
set(CPACK_PACKAGE_VERSION_MAJOR ${PROJECT_VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${PROJECT_VERSION_MINOR})
set(CPACK_PACKAGE_VERSION_PATCH ${PROJECT_VERSION_PATCH})
set(CPACK_PACKAGE_VERSION ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH})
if (PROJECT_VERSION_TWEAK)
set(CPACK_PACKAGE_VERSION ${CPACK_PACKAGE_VERSION}.${PROJECT_VERSION_TWEAK})
endif ()
set(CPACK_PACKAGE_RELOCATABLE ON)
include(CPack)

6
cmake/spdlog.pc.in
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@ -1,6 +0,0 @@
prefix=@CMAKE_INSTALL_PREFIX@
includedir=${prefix}/include
Name: @PROJECT_NAME@
Description: Super fast C++ logging library.
Version: @PROJECT_VERSION@

15
cmake/spdlogConfig.cmake.in Normal file
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@ -0,0 +1,15 @@
# Copyright(c) 2019 spdlog authors
# Distributed under the MIT License (http://opensource.org/licenses/MIT)
find_package(Threads REQUIRED)
set(SPDLOG_FMT_EXTERNAL @SPDLOG_FMT_EXTERNAL@)
set(config_targets_file @config_targets_file@)
if(SPDLOG_FMT_EXTERNAL)
include(CMakeFindDependencyMacro)
find_dependency(fmt CONFIG)
endif()
include("${CMAKE_CURRENT_LIST_DIR}/${config_targets_file}")

60
example/CMakeLists.txt
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@ -1,49 +1,31 @@
# *************************************************************************/
# * Copyright (c) 2015 Ruslan Baratov. */
# * */
# * Permission is hereby granted, free of charge, to any person obtaining */
# * a copy of this software and associated documentation files (the */
# * "Software"), to deal in the Software without restriction, including */
# * without limitation the rights to use, copy, modify, merge, publish, */
# * distribute, sublicense, and/or sell copies of the Software, and to */
# * permit persons to whom the Software is furnished to do so, subject to */
# * the following conditions: */
# * */
# * The above copyright notice and this permission notice shall be */
# * included in all copies or substantial portions of the Software. */
# * */
# * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
# * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
# * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
# * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
# * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
# * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
# * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
# *************************************************************************/
# Copyright(c) 2019 spdlog authors
# Distributed under the MIT License (http://opensource.org/licenses/MIT)
cmake_minimum_required(VERSION 3.1)
project(SpdlogExamples CXX)
if(NOT TARGET spdlog)
# Stand-alone build
find_package(spdlog CONFIG REQUIRED)
endif()
find_package(Threads REQUIRED)
add_executable(example example.cpp)
if(CMAKE_SYSTEM_NAME STREQUAL "Android")
find_library(log-lib log)
target_link_libraries(example spdlog::static Threads::Threads log)
if(TARGET spdlog)
# If we're running this example as part of the primary spdlog applciation
# then add an alias. This allows us to use the same "spdlog::spdlog"
# below that a user would use (with the namespace)
add_library(spdlog::spdlog ALIAS spdlog)
add_library(spdlog::spdlog_header_only ALIAS spdlog_header_only)
else()
target_link_libraries(example spdlog::static Threads::Threads)
# Stand-alone build
find_package(spdlog REQUIRED)
endif()
#---------------------------------------------------------------------------------------
# Example of using pre-compiled library
#---------------------------------------------------------------------------------------
add_executable(example example.cpp)
target_link_libraries(example spdlog::spdlog)
add_executable(multisink multisink.cpp)
target_link_libraries(multisink spdlog::static Threads::Threads)
#---------------------------------------------------------------------------------------
# Example of using header-only library
#---------------------------------------------------------------------------------------
add_executable(example_header_only example.cpp)
target_link_libraries(example_header_only spdlog::spdlog_header_only)
# Create logs directory
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/logs")
enable_testing()
add_test(NAME example COMMAND example)

15
example/jni/Android.mk
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@ -1,15 +0,0 @@
# Setup a project
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE := example
LOCAL_SRC_FILES := example.cpp
LOCAL_CPPFLAGS += -Wall -Wshadow -Wextra -pedantic -std=c++11 -fPIE -pie
LOCAL_LDFLAGS += -fPIE -pie
# Add exception support and set path for spdlog's headers
LOCAL_CPPFLAGS += -fexceptions -I../include
# Use android's log library
LOCAL_LDFLAGS += -llog
include $(BUILD_EXECUTABLE)

2
example/jni/Application.mk
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@ -1,2 +0,0 @@
# Exceptions are used in spdlog. Link to an exception-ready C++ runtime.
APP_STL = gnustl_static

157
example/jni/example.cpp
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@ -1,157 +0,0 @@
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
//
// spdlog usage example
//
//
#define SPDLOG_TRACE_ON
#define SPDLOG_DEBUG_ON
#include "spdlog/spdlog.h"
#include <iostream>
#include <memory>
void async_example();
void syslog_example();
void android_example();
void user_defined_example();
void err_handler_example();
namespace spd = spdlog;
int main(int, char *[])
{
try
{
// Console logger with color
auto console = spd::stdout_color_mt("console");
console->info("Welcome to spdlog!");
console->error("Some error message with arg{}..", 1);
// Formatting examples
console->warn("Easy padding in numbers like {:08d}", 12);
console->critical("Support for int: {0:d}; hex: {0:x}; oct: {0:o}; bin: {0:b}", 42);
console->info("Support for floats {:03.2f}", 1.23456);
console->info("Positional args are {1} {0}..", "too", "supported");
console->info("{:<30}", "left aligned");
spd::get("console")->info("loggers can be retrieved from a global registry using the spdlog::get(logger_name) function");
// Create basic file logger (not rotated)
auto my_logger = spd::basic_logger_mt("basic_logger", "logs/basic-log.txt");
my_logger->info("Some log message");
// Create a file rotating logger with 5mb size max and 3 rotated files
auto rotating_logger = spd::rotating_logger_mt("some_logger_name", "logs/rotating.txt", 1048576 * 5, 3);
for (int i = 0; i < 10; ++i)
rotating_logger->info("{} * {} equals {:>10}", i, i, i * i);
// Create a daily logger - a new file is created every day on 2:30am
auto daily_logger = spd::daily_logger_mt("daily_logger", "logs/daily.txt", 2, 30);
// trigger flush if the log severity is error or higher
daily_logger->flush_on(spd::level::err);
daily_logger->info(123.44);
// Customize msg format for all messages
spd::set_pattern("*** [%H:%M:%S %z] [thread %t] %v ***");
rotating_logger->info("This is another message with custom format");
// Runtime log levels
spd::set_level(spd::level::info); // Set global log level to info
console->debug("This message should not be displayed!");
console->set_level(spd::level::debug); // Set specific logger's log level
console->debug("This message should be displayed..");
// Compile time log levels
// define SPDLOG_DEBUG_ON or SPDLOG_TRACE_ON
SPDLOG_TRACE(console, "Enabled only #ifdef SPDLOG_TRACE_ON..{} ,{}", 1, 3.23);
SPDLOG_DEBUG(console, "Enabled only #ifdef SPDLOG_DEBUG_ON.. {} ,{}", 1, 3.23);
// Asynchronous logging is very fast..
// Just call spdlog::set_async_mode(q_size) and all created loggers from now on will be asynchronous..
async_example();
// syslog example. linux/osx only
syslog_example();
// android example. compile with NDK
android_example();
// Log user-defined types example
user_defined_example();
// Change default log error handler
err_handler_example();
// Apply a function on all registered loggers
spd::apply_all([&](std::shared_ptr<spdlog::logger> l) { l->info("End of example."); });
// Release and close all loggers
spdlog::drop_all();
}
// Exceptions will only be thrown upon failed logger or sink construction (not during logging)
catch (const spd::spdlog_ex &ex)
{
std::cout << "Log init failed: " << ex.what() << std::endl;
return 1;
}
}
void async_example()
{
size_t q_size = 4096; // queue size must be power of 2
spdlog::set_async_mode(q_size);
auto async_file = spd::daily_logger_st("async_file_logger", "logs/async_log.txt");
for (int i = 0; i < 100; ++i)
async_file->info("Async message #{}", i);
}
// syslog example (linux/osx/freebsd)
void syslog_example()
{
#ifdef SPDLOG_ENABLE_SYSLOG
std::string ident = "spdlog-example";
auto syslog_logger = spd::syslog_logger("syslog", ident, LOG_PID);
syslog_logger->warn("This is warning that will end up in syslog.");
#endif
}
// Android example
void android_example()
{
#if defined(__ANDROID__)
std::string tag = "spdlog-android";
auto android_logger = spd::android_logger("android", tag);
android_logger->critical("Use \"adb shell logcat\" to view this message.");
#endif
}
// user defined types logging by implementing operator<<
struct my_type
{
int i;
template<typename OStream>
friend OStream &operator<<(OStream &os, const my_type &c)
{
return os << "[my_type i=" << c.i << "]";
}
};
#include "spdlog/fmt/ostr.h" // must be included
void user_defined_example()
{
spd::get("console")->info("user defined type: {}", my_type{14});
}
//
// custom error handler
//
void err_handler_example()
{
// can be set globaly or per logger(logger->set_error_handler(..))
spdlog::set_error_handler([](const std::string &msg) { std::cerr << "my err handler: " << msg << std::endl; });
spd::get("console")->info("some invalid message to trigger an error {}{}{}{}", 3);
}

1
example/logs/.gitignore vendored
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@ -1 +0,0 @@
*.txt

47
example/multisink.cpp
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@ -1,47 +0,0 @@
#include "spdlog/spdlog.h"
#include "spdlog/sinks/basic_file_sink.h"
#include "spdlog/sinks/stdout_sinks.h"
#include <iostream>
#include <memory>
int main(int, char *[])
{
bool enable_debug = true;
try
{
// This other example use a single logger with multiple sinks.
// This means that the same log_msg is forwarded to multiple sinks;
// Each sink can have it's own log level and a message will be logged.
std::vector<spdlog::sink_ptr> sinks;
sinks.push_back(std::make_shared<spdlog::sinks::stdout_sink_mt>());
sinks.push_back(std::make_shared<spdlog::sinks::basic_file_sink_mt>("./log_regular_file.txt"));
sinks.push_back(std::make_shared<spdlog::sinks::basic_file_sink_mt>("./log_debug_file.txt"));
spdlog::logger console_multisink("multisink", sinks.begin(), sinks.end());
console_multisink.set_level(spdlog::level::warn);
sinks[0]->set_level(spdlog::level::trace); // console. Allow everything. Default value
sinks[1]->set_level(spdlog::level::trace); // regular file. Allow everything. Default value
sinks[2]->set_level(spdlog::level::off); // regular file. Ignore everything.
console_multisink.warn("warn: will print only on console and regular file");
if (enable_debug)
{
console_multisink.set_level(spdlog::level::debug); // level of the logger
sinks[1]->set_level(spdlog::level::debug); // regular file
sinks[2]->set_level(spdlog::level::debug); // debug file
}
console_multisink.debug("Debug: you should see this on console and both files");
// Release and close all loggers
spdlog::drop_all();
}
// Exceptions will only be thrown upon failed logger or sink construction (not during logging)
catch (const spdlog::spdlog_ex &ex)
{
std::cout << "Log init failed: " << ex.what() << std::endl;
return 1;
}
}

34
example/utils.h
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@ -1,34 +0,0 @@
//
// Copyright(c) 2015 Gabi Melman.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
//
#pragma once
#include <iomanip>
#include <locale>
#include <sstream>
namespace utils {
template<typename T>
inline std::string format(const T &value)
{
static std::locale loc("");
std::stringstream ss;
ss.imbue(loc);
ss << value;
return ss.str();
}
template<>
inline std::string format(const double &value)
{
static std::locale loc("");
std::stringstream ss;
ss.imbue(loc);
ss << std::fixed << std::setprecision(1) << value;
return ss.str();
}
} // namespace utils

2
include/spdlog/common.h
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@ -19,7 +19,7 @@
#include <locale>
#endif
#ifdef SPDLOG_STATIC_LIB
#ifdef SPDLOG_COMPILED_LIB
#undef SPDLOG_HEADER_ONLY
#define SPDLOG_INLINE
#else

2
include/spdlog/sinks/base_sink.h
View File

@ -37,6 +37,6 @@ protected:
} // namespace sinks
} // namespace spdlog
#ifndef SPDLOG_STATIC_LIB
#ifndef SPDLOG_COMPILED_LIB
#include "base_sink-inl.h"
#endif

4
src/spdlog.cpp
View File

@ -1,8 +1,8 @@
// Copyright(c) 2015-present Gabi Melman & spdlog contributors.
// Distributed under the MIT License (http://opensource.org/licenses/MIT)
#ifndef SPDLOG_STATIC_LIB
#error Please define SPDLOG_STATIC_LIB to compile this file.
#ifndef SPDLOG_COMPILED_LIB
#error Please define SPDLOG_COMPILED_LIB to compile this file.
#endif
#include <mutex>

11
tests/CMakeLists.txt
View File

@ -1,7 +1,3 @@
project(spdlog-utests CXX)
find_package(Threads REQUIRED)
set(SPDLOG_UTESTS_SOURCES
test_errors.cpp
test_file_helper.cpp
@ -19,11 +15,10 @@ set(SPDLOG_UTESTS_SOURCES
test_sink.h
test_fmt_helper.cpp)
add_executable(${PROJECT_NAME} ${SPDLOG_UTESTS_SOURCES})
target_link_libraries(${PROJECT_NAME} PRIVATE Threads::Threads)
target_link_libraries(${PROJECT_NAME} PRIVATE spdlog::static)
add_executable(spdlog-utests ${SPDLOG_UTESTS_SOURCES})
target_link_libraries(spdlog-utests spdlog)
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/logs")
enable_testing()
add_test(NAME ${PROJECT_NAME} COMMAND ${PROJECT_NAME})
add_test(NAME spdlog-utests COMMAND spdlog-utests)