Add instrumentation.

[stg.git] / libs / logger / logger.cpp

diff --git a/libs/logger/logger.cpp b/libs/logger/logger.cpp
index 20aa133aa9a1f06f6f928ff312f8e5e68a2cadcd..e592c6d1a5222e3aae5b929c51fd26d793364a81 100644 (file)
--- a/libs/logger/logger.cpp
+++ b/libs/logger/logger.cpp
@@ -7,121 +7,101 @@
 #ifdef STG_TIME
 extern const volatile time_t stgTime;
 #endif
+
+using STG::Logger;
+using STG::PluginLogger;
+
 //-----------------------------------------------------------------------------
-STG_LOGGER & GetStgLogger()
-{
-static STG_LOGGER logger;
-return logger;
-}
-//-----------------------------------------------------------------------------
-STG_LOGGER::STG_LOGGER()
-    : fileName(),
-      mutex()
-{
-pthread_mutex_init(&mutex, NULL);
-}
-//-----------------------------------------------------------------------------
-STG_LOGGER::~STG_LOGGER()
+Logger& Logger::get()
 {
-pthread_mutex_destroy(&mutex);
+    static Logger logger;
+    return logger;
 }
 //-----------------------------------------------------------------------------
-void STG_LOGGER::SetLogFileName(const std::string & fn)
+void Logger::setFileName(const std::string& fn)
 {
-STG_LOGGER_LOCKER lock(&mutex);
-fileName = fn;
+    std::lock_guard<std::mutex> lock(mutex);
+    fileName = fn;
 }
 //-----------------------------------------------------------------------------
-void STG_LOGGER::operator()(const char * fmt, ...) const
+void Logger::operator()(const char* fmt, ...) const
 {
-STG_LOGGER_LOCKER lock(&mutex);
+    std::lock_guard<std::mutex> lock(mutex);
 
-char buff[2048];
+    static char buff[2048];
 
-va_list vl;
-va_start(vl, fmt);
-vsnprintf(buff, sizeof(buff), fmt, vl);
-va_end(vl);
+    va_list vl;
+    va_start(vl, fmt);
+    vsnprintf(buff, sizeof(buff), fmt, vl);
+    va_end(vl);
 
-LogString(buff);
+    logString(buff);
 }
 //-----------------------------------------------------------------------------
-const char * STG_LOGGER::LogDate(time_t t) const
+const char* Logger::logDate(time_t t) const
 {
-static char s[32];
-if (t == 0)
-    t = time(NULL);
+    static char s[32];
 
-struct tm * tt = localtime(&t);
+    const auto tt = localtime(&t);
 
-snprintf(s, 32, "%d-%s%d-%s%d %s%d:%s%d:%s%d",
-         tt->tm_year + 1900,
-         tt->tm_mon + 1 < 10 ? "0" : "", tt->tm_mon + 1,
-         tt->tm_mday    < 10 ? "0" : "", tt->tm_mday,
-         tt->tm_hour    < 10 ? "0" : "", tt->tm_hour,
-         tt->tm_min     < 10 ? "0" : "", tt->tm_min,
-         tt->tm_sec     < 10 ? "0" : "", tt->tm_sec);
+    snprintf(s, 32, "%d-%s%d-%s%d %s%d:%s%d:%s%d",
+             tt->tm_year + 1900,
+             tt->tm_mon + 1 < 10 ? "0" : "", tt->tm_mon + 1,
+             tt->tm_mday    < 10 ? "0" : "", tt->tm_mday,
+             tt->tm_hour    < 10 ? "0" : "", tt->tm_hour,
+             tt->tm_min     < 10 ? "0" : "", tt->tm_min,
+             tt->tm_sec     < 10 ? "0" : "", tt->tm_sec);
 
-return s;
+    return s;
 }
 //-----------------------------------------------------------------------------
-void STG_LOGGER::LogString(const char * str) const
+void Logger::logString(const char* str) const
 {
-if (!fileName.empty())
+    if (!fileName.empty())
     {
-    FILE * f = fopen(fileName.c_str(), "at");
-    if (f)
+        auto f = fopen(fileName.c_str(), "at");
+        if (f)
         {
-        #ifdef STG_TIME
-        fprintf(f, "%s", LogDate(stgTime));
-        #else
-        fprintf(f, "%s", LogDate(time(NULL)));
-        #endif
-        fprintf(f, " -- ");
-        fprintf(f, "%s", str);
-        fprintf(f, "\n");
-        fclose(f);
+            #ifdef STG_TIME
+            fprintf(f, "%s", logDate(stgTime));
+            #else
+            fprintf(f, "%s", logDate(time(NULL)));
+            #endif
+            fprintf(f, " -- ");
+            fprintf(f, "%s", str);
+            fprintf(f, "\n");
+            fclose(f);
         }
-    else
+        else
         {
-        openlog("stg", LOG_NDELAY, LOG_USER);
-        syslog(LOG_CRIT, "%s", str);
-        closelog();
+            openlog("stg", LOG_NDELAY, LOG_USER);
+            syslog(LOG_CRIT, "%s", str);
+            closelog();
         }
     }
-else
+    else
     {
-    openlog("stg", LOG_NDELAY, LOG_USER);
-    syslog(LOG_CRIT, "%s", str);
-    closelog();
+        openlog("stg", LOG_NDELAY, LOG_USER);
+        syslog(LOG_CRIT, "%s", str);
+        closelog();
     }
 }
 //-----------------------------------------------------------------------------
-PLUGIN_LOGGER::PLUGIN_LOGGER(const STG_LOGGER& logger, const std::string& pn)
-    : m_parent(logger),
-      m_pluginName(pn)
-{
-}
-//-----------------------------------------------------------------------------
-void PLUGIN_LOGGER::operator()(const char * fmt, ...) const
+void PluginLogger::operator()(const char * fmt, ...) const
 {
-char buff[2029];
+    std::lock_guard<std::mutex> lock(m_mutex);
 
-va_list vl;
-va_start(vl, fmt);
-vsnprintf(buff, sizeof(buff), fmt, vl);
-va_end(vl);
+    static char buff[2029];
 
-m_parent("[%s] %s", m_pluginName.c_str(), buff);
-}
-//-----------------------------------------------------------------------------
-void PLUGIN_LOGGER::operator()(const std::string & line) const
-{
-m_parent("[%s] %s", m_pluginName.c_str(), line.c_str());
+    va_list vl;
+    va_start(vl, fmt);
+    vsnprintf(buff, sizeof(buff), fmt, vl);
+    va_end(vl);
+
+    m_parent("[%s] %s", m_pluginName.c_str(), buff);
 }
 //-----------------------------------------------------------------------------
-PLUGIN_LOGGER GetPluginLogger(const STG_LOGGER & logger, const std::string & pluginName)
+void PluginLogger::operator()(const std::string & line) const
 {
-return PLUGIN_LOGGER(logger, pluginName);
+    m_parent("[%s] %s", m_pluginName.c_str(), line.c_str());
 }
-//-----------------------------------------------------------------------------