wip

CMakeLists.txt

+
 #
 # Copyright(c) 2015 Ruslan Baratov.
 # Distributed under the MIT License (http://opensource.org/licenses/MIT)
@@ -6,7 +7,6 @@
 cmake_minimum_required(VERSION 3.1)
 project(spdlog VERSION 1.3.1 LANGUAGES CXX)
 include(CMakeDependentOption)
-include(GNUInstallDirs)
 
 #---------------------------------------------------------------------------------------
 # set default build to release
@@ -40,8 +40,6 @@ include(cmake/sanitizers.cmake)
 #---------------------------------------------------------------------------------------
 # spdlog target
 #---------------------------------------------------------------------------------------
-add_library(spdlog INTERFACE)
-add_library(spdlog::spdlog ALIAS spdlog)
 
 # Check if spdlog is being used directly or via add_subdirectory
 set(SPDLOG_MASTER_PROJECT OFF)
@@ -49,12 +47,24 @@ if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
     set(SPDLOG_MASTER_PROJECT ON)
 endif()
 
+option(SPDLOG_HEADER_ONLY "Header only version. Turn OFF to build as static lib" 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)" OFF)
 option(SPDLOG_BUILD_TESTS "Build tests" ${SPDLOG_MASTER_PROJECT})
 option(SPDLOG_FMT_EXTERNAL "Use external fmt library instead of bundled" OFF)
 option(SPDLOG_INSTALL "Generate the install target." ${SPDLOG_MASTER_PROJECT})
 
+if(SPDLOG_HEADER_ONLY)
+	add_definitions(-DSPDLOG_HEADER_ONLY)
+    add_library(spdlog INTERFACE)
+    add_library(spdlog::spdlog ALIAS spdlog)
+
+else()
+	remove_definitions(-DSPDLOG_HEADER_ONLY)
+    file(GLOB SRC_FILES ${PROJECT_SOURCE_DIR}/src/*.cpp)
+    add_library(spdlog ${SRC_FILES} )
+    add_library(spdlog::spdlog ALIAS spdlog)
+endif()
 
 if(SPDLOG_FMT_EXTERNAL AND NOT TARGET fmt::fmt)
     find_package(fmt REQUIRED CONFIG)
@@ -62,9 +72,8 @@ endif()
 
 target_include_directories(
     spdlog
-    INTERFACE
+    PUBLIC
     "$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/include>"
-    "$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
 )
 
 if(SPDLOG_FMT_EXTERNAL)
@@ -86,76 +95,3 @@ endif()
 if(SPDLOG_BUILD_BENCH)
     add_subdirectory(bench)
 endif()
-
-#---------------------------------------------------------------------------------------
-# Install/export targets and files
-#---------------------------------------------------------------------------------------
-if(SPDLOG_INSTALL)
-    # set files and directories
-    set(config_install_dir "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
-    set(include_install_dir "${CMAKE_INSTALL_INCLUDEDIR}")
-    set(pkgconfig_install_dir "${CMAKE_INSTALL_LIBDIR}/pkgconfig")
-    set(version_config "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake")
-    set(project_config "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake")
-    set(targets_config "${PROJECT_NAME}Targets.cmake")
-    set(pkg_config "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.pc")
-    set(targets_export_name "${PROJECT_NAME}Targets")
-    set(namespace "${PROJECT_NAME}::")
-
-    # generate package version file
-    include(CMakePackageConfigHelpers)
-    write_basic_package_version_file(
-        "${version_config}" COMPATIBILITY SameMajorVersion
-    )
-
-    # configure pkg config file
-    configure_file("cmake/spdlog.pc.in" "${pkg_config}" @ONLY)
-    # configure spdlogConfig.cmake file
-    configure_file("cmake/Config.cmake.in" "${project_config}" @ONLY)
-
-    # install targets
-    install(
-        TARGETS spdlog
-        EXPORT "${targets_export_name}"
-    )
-
-    # install headers
-    install(
-        DIRECTORY "${HEADER_BASE}/${PROJECT_NAME}"
-        DESTINATION "${include_install_dir}"
-    )
-
-    # install project config and version file
-    install(
-        FILES "${project_config}" "${version_config}"
-        DESTINATION "${config_install_dir}"
-    )
-
-    # install pkg config file
-    install(
-        FILES "${pkg_config}"
-        DESTINATION "${pkgconfig_install_dir}"
-    )
-
-    # install targets config file
-    install(
-        EXPORT "${targets_export_name}"
-        NAMESPACE "${namespace}"
-        DESTINATION "${config_install_dir}"
-        FILE ${targets_config}
-    )
-
-# export build directory targets file
-export(
-    EXPORT ${targets_export_name}
-    NAMESPACE "${namespace}"
-    FILE ${targets_config}
-)
-
-# register project in CMake user registry
-export(PACKAGE ${PROJECT_NAME})
-
-endif()
-
-file(GLOB_RECURSE spdlog_include_SRCS "${HEADER_BASE}/*.h")
-add_custom_target(spdlog_headers_for_ide SOURCES ${spdlog_include_SRCS})

example/example.cpp

@@ -7,15 +7,16 @@
 //
 //
 
+
 #include "spdlog/spdlog.h"
-#include "spdlog/logger.h"
+#include "spdlog/async.h"
+#include "spdlog/sinks/stdout_color_sinks.h"
 
-spdlog::logger *get_logger();
 
 int main(int, char *[])
-{    
-	int x = 4;
-	
-    auto *l = get_logger();
-    l->info("HEllo { }", "HG FS");
-}
\ No newline at end of file
+{
+    using spdlog::sinks::stderr_color_sink_mt;
+    auto logger = spdlog::create_async<spdlog::sinks::stderr_color_sink_mt>("async");
+    logger->info("HEllo xsdsdfs {}", 123);
+    //spdlog::error("HEllo err {}", "HG FS");
+}

include/spdlog/async_logger.h

@@ -19,12 +19,8 @@
 // Upon destruction, logs all remaining messages in the queue before
 // destructing..
 
-#include "spdlog/common.h"
-#include "spdlog/logger.h"
 
-#include <chrono>
-#include <memory>
-#include <string>
+#include "spdlog/logger.h"
 
 namespace spdlog {
 
@@ -70,4 +66,8 @@ private:
 };
 } // namespace spdlog
 
-#include "details/async_logger_impl.h"
+#ifdef SPDLOG_HEADER_ONLY
+#include "../src/async_logger.cpp"
+#endif // SPDLOG_HEADER_ONLY
+
+

src/async_logger.cpp

+#ifndef SPDLOG_HEADER_ONLY
+#include "spdlog/async_logger.h"
+#endif
+
+
+// async logger implementation
+// uses a thread pool to perform the actual logging
+
+#include "spdlog/sinks/sink.h"
+#include "spdlog/details/thread_pool.h"
+
+#include <chrono>
+#include <memory>
+#include <string>
+
+template<typename It>
+SPDLOG_INLINE spdlog::async_logger::async_logger(
+        std::string logger_name, It begin, It end, std::weak_ptr<details::thread_pool> tp, async_overflow_policy overflow_policy)
+        : logger(std::move(logger_name), begin, end)
+        , thread_pool_(std::move(tp))
+        , overflow_policy_(overflow_policy)
+{
+}
+
+SPDLOG_INLINE spdlog::async_logger::async_logger(
+        std::string logger_name, sinks_init_list sinks_list, std::weak_ptr<details::thread_pool> tp, async_overflow_policy overflow_policy)
+        : async_logger(std::move(logger_name), sinks_list.begin(), sinks_list.end(), std::move(tp), overflow_policy)
+{
+}
+
+SPDLOG_INLINE spdlog::async_logger::async_logger(
+        std::string logger_name, sink_ptr single_sink, std::weak_ptr<details::thread_pool> tp, async_overflow_policy overflow_policy)
+        : async_logger(std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy)
+{
+}
+
+// send the log message to the thread pool
+SPDLOG_INLINE void spdlog::async_logger::sink_it_(details::log_msg &msg)
+{
+    if (auto pool_ptr = thread_pool_.lock())
+    {
+        pool_ptr->post_log(shared_from_this(), msg, overflow_policy_);
+    }
+    else
+    {
+        throw spdlog_ex("async log: thread pool doesn't exist anymore");
+    }
+}
+
+// send flush request to the thread pool
+SPDLOG_INLINE void spdlog::async_logger::flush_()
+{
+    if (auto pool_ptr = thread_pool_.lock())
+    {
+        pool_ptr->post_flush(shared_from_this(), overflow_policy_);
+    }
+    else
+    {
+        throw spdlog_ex("async flush: thread pool doesn't exist anymore");
+    }
+}
+
+//
+// backend functions - called from the thread pool to do the actual job
+//
+SPDLOG_INLINE void spdlog::async_logger::backend_log_(const details::log_msg &incoming_log_msg)
+{
+    try
+    {
+        for (auto &s : sinks_)
+        {
+            if (s->should_log(incoming_log_msg.level))
+            {
+                s->log(incoming_log_msg);
+            }
+        }
+    }
+    catch (const std::exception &ex)
+    {
+        err_handler_(ex.what());
+    }
+    catch (...)
+    {
+        err_handler_("Unknown exception in logger");
+    }
+
+    if (should_flush_(incoming_log_msg))
+    {
+        backend_flush_();
+    }
+}
+
+SPDLOG_INLINE void spdlog::async_logger::backend_flush_()
+{
+    try
+    {
+        for (auto &sink : sinks_)
+        {
+            sink->flush();
+        }
+    }
+    catch (const std::exception &ex)
+    {
+        err_handler_(ex.what());
+    }
+    catch (...)
+    {
+        err_handler_("Unknown exception in logger");
+    }
+}
+
+SPDLOG_INLINE std::shared_ptr<spdlog::logger> spdlog::async_logger::clone(std::string new_name)
+{
+    auto cloned = std::make_shared<spdlog::async_logger>(std::move(new_name), sinks_.begin(), sinks_.end(), thread_pool_, overflow_policy_);
+
+    cloned->set_level(this->level());
+    cloned->flush_on(this->flush_level());
+    cloned->set_error_handler(this->custom_err_handler_);
+    return std::move(cloned);
+}
+
+
+

src/os.cpp

@@ -2,8 +2,6 @@
 // Copyright(c) 2015 Gabi Melman.
 // Distributed under the MIT License (http://opensource.org/licenses/MIT)
 //
-#pragma once
-
 #ifndef SPDLOG_HEADER_ONLY
 #include "spdlog/details/os.h"
 #endif

tests/test_errors.cpp

@@ -42,7 +42,7 @@ struct custom_ex
 {
 };
 
-static void custom_handler(const std::string &msg)
+static void custom_handler(const std::string &)
 {
     throw custom_ex();
 }