From 9c465866b7d849378369ef700cbe2965aa9691e3 Mon Sep 17 00:00:00 2001
From: Chet Ramey <chet.ramey@case.edu>
Date: Tue, 15 Sep 2026 11:19:22 -0400
Subject: Bash-5.3 patch 20: If readline handles a SIGWINCH and updates its
 idea of the screen dimensions, it needs to recompute the columns where the
 prompt wraps lines every time, not just when the screen width decreases.

--- a/lib/readline/display.c
+++ b/lib/readline/display.c
@@ -3522,8 +3522,9 @@ _rl_redisplay_after_sigwinch (void)
   else
     rl_crlf ();
 
-  if (_rl_screenwidth < prompt_visible_length)
-    _rl_reset_prompt ();		/* update local_prompt_newlines array */
+  /* Let expand_prompt() update local_prompt_newlines and local_prompt_invis_chars
+    arrays */
+  _rl_reset_prompt ();
 
   /* Redraw only the last line of a multi-line prompt. */
   t = strrchr (rl_display_prompt, '\n');
--- a/patchlevel.h
+++ b/patchlevel.h
@@ -25,6 +25,6 @@
    regexp `^#define[ 	]*PATCHLEVEL', since that's what support/mkversion.sh
    looks for to find the patch level (for the sccs version string). */
 
-#define PATCHLEVEL 19
+#define PATCHLEVEL 20
 
 #endif /* _PATCHLEVEL_H_ */