UI-fix for v10.1.0-rc3

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Merge tag 'ui-pull-request' of https://gitlab.com/marcandre.lureau/qemu into staging

UI-fix for v10.1.0-rc3

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# gpg: Signature made Thu 07 Aug 2025 06:09:03 EDT
# gpg:                using RSA key 87A9BD933F87C606D276F62DDAE8E10975969CE5
# gpg:                issuer "marcandre.lureau@redhat.com"
# gpg: Good signature from "Marc-André Lureau <marcandre.lureau@redhat.com>" [full]
# gpg:                 aka "Marc-André Lureau <marcandre.lureau@gmail.com>" [full]
# Primary key fingerprint: 87A9 BD93 3F87 C606 D276  F62D DAE8 E109 7596 9CE5

* tag 'ui-pull-request' of https://gitlab.com/marcandre.lureau/qemu:
  ui/curses: Fix infinite loop on windows

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

ui/curses.c

@@ -265,7 +265,8 @@ static int curses2foo(const int _curses2foo[], const int _curseskey2foo[],
 
 static void curses_refresh(DisplayChangeListener *dcl)
 {
-    int chr, keysym, keycode, keycode_alt;
+    wint_t chr = 0;
+    int keysym, keycode, keycode_alt;
     enum maybe_keycode maybe_keycode = CURSES_KEYCODE;
 
     curses_winch_check();
@@ -284,8 +285,9 @@ static void curses_refresh(DisplayChangeListener *dcl)
         /* while there are any pending key strokes to process */
         chr = console_getch(&maybe_keycode);
 
-        if (chr == -1)
+        if (chr == WEOF) {
             break;
+        }
 
 #ifdef KEY_RESIZE
         /* this shouldn't occur when we use a custom SIGWINCH handler */
@@ -304,9 +306,9 @@ static void curses_refresh(DisplayChangeListener *dcl)
         /* alt or esc key */
         if (keycode == 1) {
             enum maybe_keycode next_maybe_keycode = CURSES_KEYCODE;
-            int nextchr = console_getch(&next_maybe_keycode);
+            wint_t nextchr = console_getch(&next_maybe_keycode);
 
-            if (nextchr != -1) {
+            if (nextchr != WEOF) {
                 chr = nextchr;
                 maybe_keycode = next_maybe_keycode;
                 keycode_alt = ALT;