LibVT: Fix emitting \0 when pressing a modifier key

This causes the kernel to return EOF, which in turn confuses everything. This is a regression from the LibVT port of VirtualConsole.
Author: https://github.com/bugaevc Commit: 66c6e0035e Pull-request: https://github.com/SerenityOS/serenity/pull/2445 Issue: https://github.com/SerenityOS/serenity/issues/91 Reviewed-by: https://github.com/alimpfard
2025-06-10 18:10:56 +09:00 · 2020-05-29 22:13:51 +03:00 · 2020-05-29 22:13:51 +03:00 · 66c6e0035e · 2024-07-19 05:56:59 +09:00
commit 66c6e0035e
parent 52711921c6
1 changed files with 5 additions and 0 deletions
--- a/Libraries/LibVT/Terminal.cpp
+++ b/Libraries/LibVT/Terminal.cpp
@ -1046,6 +1046,11 @@ void Terminal::handle_key_press(KeyCode key, u8 character, u8 flags)
        break;
    }

+    if (!character) {
+        // Probably a modifier being pressed.
+        return;
+    }
+
    if (shift && key == KeyCode::Key_Tab) {
        emit_string("\033[Z");
        return;