# HG changeset patch
# User Markus Mützel <markus.muetzel@gmx.de>
# Date 1669572511 -3600
# Node ID 54f336bbb833e23f79faf7652d757655d05105f1
# Parent  a76f513700df21e817ce3b4ffe177e3a4b696d48
readline: Improve check for UTF-16 surrogates (bug #63400).

* src/readline-2-event-hook.patch: Avoid false positives for UTF-16 surrogate
halves.

diff -r a76f513700df -r 54f336bbb833 src/readline-2-event-hook.patch
--- a/src/readline-2-event-hook.patch	Sun Nov 27 19:08:31 2022 +0100
+++ b/src/readline-2-event-hook.patch	Sun Nov 27 19:08:31 2022 +0100
@@ -138,7 +138,7 @@
 +      char charbuf[5] = {0};
 +      wchar_t unicode[2] = {result, 0};
 +      int utf16_code_units = 1;
-+      if (unicode[0] & 0xD800) /* outside BMP */
++      if ((unicode[0] & 0xF800) == 0xD800)  /* outside BMP */
 +        {
 +          unicode[1] = _win32_getch_internal (0, &is_char);
 +          utf16_code_units++;