Add support for \n

kernel/src/console.cpp

@@ -76,21 +76,24 @@ void k_print(std::size_t number){
 }
 
 void k_print(char key){
+    if(key == '\n'){
+        ++current_line;
+        current_column = 0;
+
+        return;
+    }
+
     uint16_t* vga_buffer = (uint16_t*) 0x0B8000;
 
     vga_buffer[current_line * 80 + current_column] = make_vga_entry(key, make_color(WHITE, BLACK));
 
     ++current_column;
-
-    return;
 }
 
 void k_print(const char* string){
     for(int i = 0; string[i] != 0; ++i){
         k_print(string[i]);
     }
-
-    return;
 }
 
 void wipeout(){

kernel/src/shell.cpp

@@ -83,7 +83,7 @@ void reboot_command(){
 }
 
 void help_command(){
-    k_print_line("Available commands:");
+    k_print("Available commands:\n");
 
     for(auto& command : commands){
         k_print("   ");
@@ -108,7 +108,7 @@ void exec_command(){
 
     k_print("The command \"");
     k_print(current_input);
-    k_print_line("\" does not exist");
+    k_print("\" does not exist \n");
 }
 
 void clear_command(){