Handle print function in logger by functor

Signed-off-by: Szczepan Zalega <szczepan@nitrokey.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/NitrokeyManager.cc b/NitrokeyManager.cc
index a4ce3a5..3af74ea 100644
--- a/NitrokeyManager.cc
+++ b/NitrokeyManager.cc
@@ -8,7 +8,7 @@
 #include "include/misc.h"
 #include <mutex>
 #include "include/cxx_semantics.h"
-
+#include <functional>
 
 namespace nitrokey{
 
@@ -95,6 +95,12 @@ namespace nitrokey{
         return device != nullptr;
     }
 
+
+    void NitrokeyManager::set_log_function(std::function<void(std::string)> log_function){
+      static nitrokey::log::FunctionalLogHandler handler(log_function);
+      nitrokey::log::Log::instance().set_handler(&handler);
+    }
+
     bool NitrokeyManager::set_default_commands_delay(int delay){
       if (delay < 20){
         LOG("Delay set too low: " + to_string(delay), Loglevel::WARNING);