Changeset 10989 for code/branches/cpp11_v2/src/libraries/util

Timestamp:

Dec 29, 2015, 11:35:49 AM (9 years ago)

Author:

landauf

Message:

using the c++11 chrono library to add milliseconds to the timestamp in the logfile.

File:

• code/branches/cpp11_v2/src/libraries/util/output/LogWriter.cc (modified) (2 diffs)

code/branches/cpp11_v2/src/libraries/util/output/LogWriter.cc

@@ -35 +35 @@
 
 #include <ctime>
+#include <chrono>
 #include <cstdlib>
 
@@ -180 +181 @@
             return;
 
+        // get the milliseconds
+        std::chrono::system_clock::time_point now = std::chrono::system_clock::now();
+        std::chrono::system_clock::duration timeSinceEpoch = now.time_since_epoch();
+        std::chrono::milliseconds millisSinceEpoch = std::chrono::duration_cast<std::chrono::milliseconds>(timeSinceEpoch);
+        unsigned int millis = (millisSinceEpoch.count() % 1000);
+
         // get the current time
-        time_t rawtime;
-        struct tm* timeinfo;
-        time(&rawtime);
-        timeinfo = localtime(&rawtime);
+        time_t rawtime = std::chrono::system_clock::to_time_t(now);
+        struct tm* timeinfo = localtime(&rawtime);
+
+        // format time: hh:mm:ss:xxx
+        char buffer[13];
+        snprintf(buffer, sizeof(buffer), "%.2i:%.2i:%.2i:%.3i", timeinfo->tm_hour, timeinfo->tm_min, timeinfo->tm_sec, millis);
 
         // print timestamp and output line to the log file
-        this->file_ << (timeinfo->tm_hour < 10 ? "0" : "") << timeinfo->tm_hour << ':' <<
-                       (timeinfo->tm_min  < 10 ? "0" : "") << timeinfo->tm_min  << ':' <<
-                       (timeinfo->tm_sec  < 10 ? "0" : "") << timeinfo->tm_sec  << ' ' << line << std::endl;
+        this->file_ << buffer << ' ' << line << std::endl;
     }
 }