util: Added now() to isotime

Author: AndreasAakesson

api/util/isotime.hpp

@@ -38,6 +38,16 @@ namespace isotime
     strftime(buf, sizeof buf, "%FT%TZ", gmtime(&ts));
     return buf;
   }
+
+  /**
+   * @brief      Returns the current time as a datetime according "to_datetime_string"
+   *
+   * @return     A datetime string representing now
+   */
+  std::string now()
+  {
+    return to_datetime_string(time(0));
+  }
 }
 
 #endif

examples/acorn/service.cpp

@@ -41,10 +41,8 @@ Disk_ptr disk;
 
 #include <isotime>
 // Get current date/time, format is [YYYY-MM-DDTHH:mm:ssZ]
-const std::string timestamp() {
-  time_t     now = time(0);
-  return "[" + isotime::to_datetime_string(now) + "] ";
-}
+const std::string timestamp()
+{ return "[" + isotime::now() + "] "; }
 
 #include <net/inet4>