diff -uNr a/readline.c b/readline.c
--- a/readline.c	2010-07-25 17:07:40.000000000 -0400
+++ b/readline.c	2013-04-17 16:11:52.932653458 -0400
@@ -970,6 +970,11 @@
       rl_initialized++;
       RL_SETSTATE(RL_STATE_INITIALIZED);
     }
+#if defined (__MINGW32__)
+  else
+    /* In case the console window has been resized outside of readline */
+    rl_reset_screen_size ();
+#endif
 
   /* Initalize the current line information. */
   _rl_init_line_state ();
diff -uNr a/signals.c b/signals.c
--- a/signals.c	2011-02-11 10:53:33.000000000 -0500
+++ b/signals.c	2013-04-17 16:07:57.476121748 -0400
@@ -46,6 +46,11 @@
 
 #include "rlprivate.h"
 
+#if defined (__MINGW32__)
+#  define WIN32_LEAN_AND_MEAN
+#  include <windows.h>
+#endif
+
 #if defined (HANDLE_SIGNALS)
 
 #if !defined (RETSIGTYPE)
@@ -91,7 +96,7 @@
 int rl_catch_signals = 1;
 
 /* If non-zero, readline will install a signal handler for SIGWINCH. */
-#ifdef SIGWINCH
+#if defined (SIGWINCH) || defined (__MINGW32__)
 int rl_catch_sigwinch = 1;
 #else
 int rl_catch_sigwinch = 0;	/* for the readline state struct in readline.c */
@@ -422,6 +427,21 @@
     }
 #endif /* SIGWINCH */
 
+#if defined (__MINGW32__)
+  if (rl_catch_sigwinch && sigwinch_set_flag == 0)
+    {
+      DWORD mode;
+      HANDLE hStdIn = GetStdHandle (STD_INPUT_HANDLE);
+
+      if (GetConsoleMode (hStdIn, &mode))
+        {
+          mode |= ENABLE_WINDOW_INPUT;
+          if (SetConsoleMode (hStdIn, mode))
+            sigwinch_set_flag = 1;
+        }
+    }
+#endif
+
   return 0;
 }
 
@@ -467,6 +487,21 @@
     }
 #endif
 
+#if defined (__MINGW32__)
+  if (rl_catch_sigwinch && sigwinch_set_flag == 1)
+    {
+      DWORD mode;
+      HANDLE hStdIn = GetStdHandle (STD_INPUT_HANDLE);
+
+      if (GetConsoleMode (hStdIn, &mode))
+        {
+          mode &= ~ENABLE_WINDOW_INPUT;
+          if (SetConsoleMode (hStdIn, mode))
+            sigwinch_set_flag = 0;
+        }
+    }
+#endif
+
   return 0;
 }