Espresso 0.0.1b

drivers/ps2_keyboard.c

@@ -79,7 +79,7 @@ static void append_char(char c)
 {
   if (current_length + 1 >= capacity)
   {
-    /* Need more space (+1 for '\0') */
+    /* Need more space (+1 for the null zero) */
     int new_capacity = (capacity == 0) ? 16 : capacity * 2;
 
     char* new_str = (char*)malloc(new_capacity);
@@ -92,6 +92,11 @@ static void append_char(char c)
       memcpy(new_str, current_string, current_length);
       free(current_string);
     }
+    
+    if (!current_string)
+    {
+      return;
+    }
 
     current_string = new_str;
     capacity = new_capacity;
@@ -147,6 +152,12 @@ void keyboard_handler(void) {
     {
       c = (char) terminal_get_shifted((unsigned char) c);
     }
+    
+    if (scancode == 0x1C) {
+      printf("\n");
+      return;
+    }
+
 
     if (c)
     {
@@ -164,3 +175,4 @@ void keyboard_handler(void) {
     }
   }
 }
+