From af4f8b8a4c1e45e25fec2c32fb31f9e3d24a6c11 Mon Sep 17 00:00:00 2001
From: Kostas Alexopoulos <kostas.alexopoulos@cern.ch>
Date: Thu, 4 Feb 2021 16:12:25 +0100
Subject: [PATCH] Set exit codes on Program failure

---
 src/Program.cxx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Program.cxx b/src/Program.cxx
index b9974c9..559064f 100644
--- a/src/Program.cxx
+++ b/src/Program.cxx
@@ -108,9 +108,11 @@ int Program::execute(int argc, char** argv)
     auto message = boost::get_error_info<ErrorInfo::Message>(e);
     std::cout << "Program options invalid: " << *message << "\n\n";
     printHelp(optionsDescription);
+    return 2;
   } catch (const po::error& e) {
     std::cout << "Program options error: " << e.what() << "\n\n";
     printHelp(optionsDescription);
+    return 2;
   } catch (const std::exception& e) {
 #if (BOOST_VERSION >= 105400)
     std::cout << "Error: " << e.what() << '\n'
@@ -120,6 +122,7 @@ int Program::execute(int argc, char** argv)
     std::cout << "Error: " << e.what() << '\n'
               << boost::diagnostic_information(e) << '\n';
 #endif
+    return 1;
   }
 
   return 0;