From a534ed3ee79726e2879c630eddd796249dcfb1df Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Tue, 31 Dec 1991 13:14:48 +0000
Subject: Catch SystemExit and go away if it is caught.

---
 Python/pythonmain.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Python/pythonmain.c b/Python/pythonmain.c
index 9fa1a58..0e47c9a 100644
--- a/Python/pythonmain.c
+++ b/Python/pythonmain.c
@@ -288,6 +288,17 @@ print_error()
 {
 	object *exception, *v;
 	err_get(&exception, &v);
+	if (exception == SystemExit) {
+		if (v == NULL || v == None)
+			goaway(0);
+		if (is_intobject(v))
+			goaway((int)getintvalue(v));
+		else {
+			printobject(v, stderr, PRINT_RAW);
+			fprintf(stderr, "\n");
+			goaway(1);
+		}
+	}
 	fprintf(stderr, "Unhandled exception: ");
 	if (printobject(exception, stderr, PRINT_RAW) != 0)
 		err_clear();
-- 
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