4 files changed, 39 insertions, 3 deletions
diff --git a/gnuradio-runtime/include/gnuradio/logger.h.in b/gnuradio-runtime/include/gnuradio/logger.h.in
index 05367a1873..941ce75af3 100644
--- a/gnuradio-runtime/include/gnuradio/logger.h.in
+++ b/gnuradio-runtime/include/gnuradio/logger.h.in
@@ -844,8 +844,11 @@ namespace gr {
    * block, we use 'alias()' for this value, and this is set up for us
    * automatically in gr::block.
    */
-  GR_RUNTIME_API  bool configure_default_loggers(gr::logger_ptr &l, gr::logger_ptr &d,
-                                                 const std::string name);
+  GR_RUNTIME_API bool configure_default_loggers(gr::logger_ptr &l, gr::logger_ptr &d,
+                                                const std::string name);
+
+  GR_RUNTIME_API bool update_logger_alias(const std::string &name, const std::string &alias);
+
 } /* namespace gr */
 
 
diff --git a/gnuradio-runtime/lib/basic_block.cc b/gnuradio-runtime/lib/basic_block.cc
index 686c1d6e65..09d2eb2b3a 100644
--- a/gnuradio-runtime/lib/basic_block.cc
+++ b/gnuradio-runtime/lib/basic_block.cc
@@ -26,6 +26,7 @@
 
 #include <gnuradio/basic_block.h>
 #include <gnuradio/block_registry.h>
+#include <gnuradio/logger.h>
 #include <stdexcept>
 #include <sstream>
 #include <iostream>
@@ -82,6 +83,7 @@ namespace gr {
 
     // set the block's alias
     d_symbol_alias = name;
+    update_logger_alias(symbol_name(), d_symbol_alias);
   }
 
   // ** Message passing interface **
diff --git a/gnuradio-runtime/lib/block.cc b/gnuradio-runtime/lib/block.cc
index 2cc868e844..9173094e53 100644
--- a/gnuradio-runtime/lib/block.cc
+++ b/gnuradio-runtime/lib/block.cc
@@ -60,7 +60,7 @@ namespace gr {
     message_port_register_in(pmt::mp("system"));
     set_msg_handler(pmt::mp("system"), boost::bind(&block::system_handler, this, _1));
 
-    configure_default_loggers(d_logger, d_debug_logger, alias());
+    configure_default_loggers(d_logger, d_debug_logger, symbol_name());
   }
 
   block::~block()
diff --git a/gnuradio-runtime/lib/logger.cc b/gnuradio-runtime/lib/logger.cc
index bb1d4b4c33..13c8391c8e 100644
--- a/gnuradio-runtime/lib/logger.cc
+++ b/gnuradio-runtime/lib/logger.cc
@@ -417,4 +417,35 @@ namespace gr {
     return false;
   }
 
+  bool
+  update_logger_alias(const std::string &name, const std::string &alias)
+  {
+#ifdef ENABLE_GR_LOG
+#ifdef HAVE_LOG4CPP
+    prefs *p = prefs::singleton();
+    std::string log_file = p->get_string("LOG", "log_file", "");
+    std::string debug_file = p->get_string("LOG", "debug_file", "");
+
+    GR_LOG_GETLOGGER(LOG, "gr_log." + name);
+    if(log_file.size() > 0) {
+      if(log_file == "stdout") {
+        boost::format str("gr::log :%%p: %1% - %%m%%n");
+        GR_LOG_SET_CONSOLE_APPENDER(LOG, "cout", boost::str(str % alias));
+      }
+      else if(log_file == "stderr") {
+        boost::format str("gr::log :%%p: %1% - %%m%%n");
+        GR_LOG_SET_CONSOLE_APPENDER(LOG, "cerr", boost::str(str % alias));
+      }
+      else {
+        boost::format str("%%r :%%p: %1% - %%m%%n");
+        GR_LOG_SET_FILE_APPENDER(LOG, log_file, true, boost::str(str % alias));
+      }
+    }
+    return true;
+#endif /* HAVE_LOG4CPP */
+#endif /* ENABLE_GR_LOG */
+
+    return false;
+  }
+
 } /* namespace gr */