lib/nanoc/cli/error_handler.rb in nanoc-3.6.9 vs lib/nanoc/cli/error_handler.rb in nanoc-3.6.10

@@ -56,15 +56,19 @@
         Signal.trap(signal) do
           puts
           exit!(0)
         end
       end
-      begin
-        Signal.trap('USR1') do
-          puts 'Caught USR1; dumping a stack trace'
-          puts caller.map { |i| "  #{i}" }.join("\n")
+
+      # Set stack trace dump handler
+      if !defined?(RUBY_ENGINE) || RUBY_ENGINE != 'jruby'
+        begin
+          Signal.trap('USR1') do
+            puts 'Caught USR1; dumping a stack trace'
+            puts caller.map { |i| "  #{i}" }.join("\n")
+          end
+        rescue ArgumentError
         end
-      rescue ArgumentError
       end
 
       # Run
       yield
     rescue Nanoc::Errors::GenericTrivial => e