(w32_wnd_proc) <WM_KEYDOWN>: Cast char to unsigned before passing as wParam.

2 files changed, 7 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 2bf4e0ed15f..a5b34e38966 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2007-12-17  Jason Rumney  <jasonr@gnu.org>
+
+        * w32fns.c (w32_wnd_proc) <WM_KEYDOWN>: Cast char to unsigned
+        before passing as wParam.
+
 2007-12-14  Jason Rumney  <jasonr@gnu.org>
 
         * w32term.c (w32_read_socket): Use MULTIBYTE_CHAR_KEYSTROKE_EVENT
diff --git a/src/w32fns.c b/src/w32fns.c
index 9492989e735..44087329c78 100644
--- a/src/w32fns.c
+++ b/src/w32fns.c
@@ -3129,7 +3129,8 @@ w32_wnd_proc (hwnd, msg, wParam, lParam)
                         {
                           /* Forward asciified character sequence.  */
                           post_character_message
-                            (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam,
+                            (hwnd, WM_CHAR,
+                             (unsigned char) key.uChar.AsciiChar, lParam,
                              w32_get_key_modifiers (wParam, lParam));
                           w32_kbd_patch_key (&key);
                         }