Catch ProcessSwitch in headless mode only

hpi-swa · Nov 14, 2024 · 89db875 · 89db875
1 parent 29bd189
commit 89db875
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/de.hpi.swa.trufflesqueak/src/de/hpi/swa/trufflesqueak/model/AbstractSqueakObject.java b/src/de.hpi.swa.trufflesqueak/src/de/hpi/swa/trufflesqueak/model/AbstractSqueakObject.java
@@ -70,8 +70,12 @@ protected static final Object send(final AbstractSqueakObject receiver, final Me
             return performInteropSendNode.execute(node, receiver, message, arguments);
         } catch (final ProcessSwitch ps) {
             CompilerDirectives.transferToInterpreter();
-            image.printToStdErr(ps);
-            throw new IllegalArgumentException();
+            if (image.options.isHeadless()) {
+                image.printToStdErr(ps);
+                throw new IllegalArgumentException();
+            } else {
+                throw ps; // open debugger in interactive mode
+            }
         } finally {
             if (wasActive) {
                 image.interrupt.activate();