From c8036a9aaef10ce0d1242c2d4139d179489b3b70 Mon Sep 17 00:00:00 2001
From: Ruslan Isaev <ubijca16@gmail.com>
Date: Thu, 20 Nov 2025 21:20:11 +0300
Subject: [PATCH] screen: fix backspace handling

---
 src/drivers/screen.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/drivers/screen.c b/src/drivers/screen.c
index 4436cc9..b193443 100644
--- a/src/drivers/screen.c
+++ b/src/drivers/screen.c
@@ -95,7 +95,15 @@ void terminal_putchar(char c)
 		return;
 	}
 
-	if (c == '\n') {
+	if (c == '\b') {
+        if (terminal_column > 0) {
+            terminal_column--;
+        } else if (terminal_row > 0) {
+            terminal_row--;
+            terminal_column = VGA_WIDTH - 1;
+        }
+    }
+	else if (c == '\n') {
 		terminal_column = 0;
 		terminal_row++;
 	} else {