make error return codes from main unique again

diff --git a/src/main.cpp b/src/main.cpp
index 4ad6ce6..5c7ae3f 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -484,12 +484,12 @@ int main( int argc, const char *argv[] )
     catch ( const std::exception &ex )
     {
         GlobalLogger.error() << "Uncaught exception. " << ex.what() << endl;
-        ret_code = 1;
+        ret_code = 2;
         ++n_exceptions;
     }
     catch (...) {
         GlobalLogger.error() << "Caught unknown exception!" << endl;
-        ret_code = 2;
+        ret_code = 3;
         ++n_exceptions;
     }