wip

example/example.cpp

@@ -11,14 +11,8 @@ int main(int, char *[])
 {
     try
     {
-        spdlog::cfg::env::init();
+        spdlog::env::init();
         spdlog::info("Hello");
-
-        //        auto cfg = spdlog::cfg::from_env();
-        //        for (auto &item : cfg)
-        //        {
-        //            spdlog::info("logger: '{}' level: '{}' pattern: '{}'", item.first, item.second.level_name, item.second.pattern);
-        //        }
     }
     catch (spdlog::spdlog_ex &ex)
     {

include/spdlog/cfg/env-inl.h

@@ -16,16 +16,9 @@
 #include <sstream>
 
 namespace spdlog {
-namespace cfg {
 namespace env {
 
-struct logger_cfg
-{
-    std::string level_name;
-    std::string pattern;
-};
 
-using cfg_map = std::unordered_map<std::string, logger_cfg>;
 using name_val_pair = std::pair<std::string, std::string>;
 
 // inplace convert  to lowercase
@@ -92,10 +85,10 @@ SPDLOG_INLINE std::unordered_map<std::string, std::string> extract_key_vals_(con
     return rv;
 }
 
-inline cfg_map from_env_()
+inline details::logger_configs from_env_()
 {
     using details::os::getenv;
-    cfg_map configs;
+    details::logger_configs configs;
 
     auto levels = extract_key_vals_(getenv("SPDLOG_LEVEL"));
     auto patterns = extract_key_vals_(getenv("SPDLOG_PATTERN"));
@@ -107,7 +100,7 @@ inline cfg_map from_env_()
     {
         auto &logger_name = name_level.first;
         auto level_name = to_lower_(name_level.second);
-        logger_cfg cfg;
+        details::logger_cfg cfg;
         cfg.level_name = level_name;
         configs[logger_name] = cfg;
         if (logger_name == "*")
@@ -128,7 +121,7 @@ inline cfg_map from_env_()
         }
         else
         {
-            logger_cfg cfg;
+            details::logger_cfg cfg;
             cfg.pattern = pattern;
             configs.insert({logger_name, cfg});
         }
@@ -156,26 +149,8 @@ inline cfg_map from_env_()
 
 SPDLOG_INLINE void init()
 {
-    auto cfg_map = from_env_();
-    for (const auto &logger_cfg : cfg_map)
-    {
-        auto &logger_name = logger_cfg.first;
-        auto level = level::from_str(logger_cfg.second.level_name);
-        auto &pattern = logger_cfg.second.pattern;
-
-        if (logger_name == "*")
-        {
-            spdlog::set_level(level);
-            spdlog::set_pattern(pattern);
-        }
-        else if (auto logger = spdlog::get(logger_name))
-        {
-            logger->set_level(level);
-            logger->set_pattern(pattern);
-        }
-    }
+    spdlog::details::registry::instance().set_configs(from_env_());
 }
 
 } // namespace env
-} // namespace cfg
 } // namespace spdlog

include/spdlog/cfg/env.h

@@ -32,12 +32,9 @@
 // export SPDLOG_PATTERN="[%x] [%l] [%n] %v,logger1=[%u] %v"
 
 namespace spdlog {
-namespace cfg {
 namespace env {
 void init();
 }
-
-} // namespace cfg
 } // namespace spdlog
 
 #ifdef SPDLOG_HEADER_ONLY

include/spdlog/details/registry-inl.h

@@ -260,6 +260,52 @@ SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registrat
     automatic_registration_ = automatic_registration;
 }
 
+SPDLOG_INLINE void registry::set_configs(logger_cfgs configs)
+{
+    std::lock_guard<std::mutex> lock(logger_map_mutex_);
+    logger_configs_ = std::move(configs);
+
+    for (auto &l : loggers_)
+    {
+        auto &logger = l.second;
+        auto cfg_it = configs.loggers.find(logger->name());
+
+        if (cfg_it != configs.loggers.end())
+        {
+            // set level
+            auto level = level::from_str(cfg_it->second.level_name);
+            logger->set_level(level);
+            // set pattern
+            auto &pattern = cfg_it->second.pattern;
+            logger->set_formatter(details::make_unique<pattern_formatter>(pattern));
+        }
+        else //not found in cfgs - give it default settings
+        {
+            logger
+        }
+
+
+    }
+
+    for (const auto &logger_cfg : configs)
+    {
+        auto &logger_name = logger_cfg.first;
+        auto level = level::from_str(logger_cfg.second.level_name);
+        auto &pattern = logger_cfg.second.pattern;
+
+
+        if (auto logger = this->get(logger_name))
+        {
+            logger->set_level(level);
+            logger->set_pattern(pattern);
+        }
+
+    }
+
+}
+
+
+
 SPDLOG_INLINE registry &registry::instance()
 {
     static registry s_instance;

include/spdlog/details/registry.h

@@ -24,9 +24,24 @@ namespace details {
 class thread_pool;
 class periodic_worker;
 
+
+
+
 class registry
 {
 public:
+    struct logger_cfg
+    {
+        std::string level_name;
+        std::string pattern;
+    };
+
+    struct logger_cfgs
+    {
+        std::unordered_map<std::string, logger_cfg> loggers;
+        logger_cfg default_cfg;
+    };
+
     registry(const registry &) = delete;
     registry &operator=(const registry &) = delete;
 
@@ -79,6 +94,8 @@ public:
 
     void set_automatic_registration(bool automatic_registration);
 
+    void set_configs(logger_cfgs configs);
+
     static registry &instance();
 
 private:
@@ -98,6 +115,7 @@ private:
     std::unique_ptr<periodic_worker> periodic_flusher_;
     std::shared_ptr<logger> default_logger_;
     bool automatic_registration_ = true;
+    logger_configs logger_configs_;
     size_t backtrace_n_messages_ = 0;
 };