From 6607f449be219742f12e5b6d9f00e15314af162d Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Wed, 2 Jan 1991 13:50:48 +0000
Subject: [PATCH] Add backward compatibility with -s. Add initregexp() call.

---
 Modules/config.c.in | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Modules/config.c.in b/Modules/config.c.in
index 60f2cf2e11a..1ddc518d8ce 100644
--- a/Modules/config.c.in
+++ b/Modules/config.c.in
@@ -15,7 +15,13 @@ initargs(p_argc, p_argv)
 {
 	extern char *getenv();
 	char *display;
-	
+
+	/* Ignore an initial argument of '-s', for backward compatibility */
+	if (*p_argc > 1 && strcmp((*p_argv)[1], "-s") == 0) {
+		(*p_argv)[1] = (*p_argv)[0];
+		(*p_argc)--, (*p_argv)++;
+	}
+
 	/* Assume we have to initialize stdwin if either of the following
 	   conditions holds:
 	   - the environment variable $DISPLAY is set
@@ -45,6 +51,7 @@ initcalls()
 {
 	inittime();
 	initmath();
+	initregexp();
 	initposix();
 #ifdef USE_AUDIO
 	initaudio();