From 36e8ee0cdaa904ee00710b1d2df16691729cc93d Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Tue, 2 Feb 2021 22:27:27 +0200
Subject: Print some multiboot2 information

---
 libk/stdlib.h | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

(limited to 'libk/stdlib.h')

diff --git a/libk/stdlib.h b/libk/stdlib.h
index 3e6619d..44bacf4 100644
--- a/libk/stdlib.h
+++ b/libk/stdlib.h
@@ -1,14 +1,32 @@
 #pragma once
 
 #include <string.h>
+#include <type_traits.h>
 
 class Console {
 public:
+  virtual void write(char c) = 0;
   virtual void write(const String &msg) = 0;
+  virtual void write(int n) = 0;
+  virtual void write(unsigned int n) = 0;
+
+  static void set(Console *ptr);
+  static Console *get();
 };
 
-void console_set(Console *ptr);
+template <typename T> void printk(const T &a) {
+  if (auto *c = Console::get()) {
+    if constexpr (is_same<T, const char *>())
+      c->write(String(a));
+    else
+      c->write(a);
+  }
+}
 
-void printk(const String &msg);
+template <typename T, typename... Args>
+void printk(const T &a, const Args &...x) {
+  printk(a);
+  printk(x...);
+}
 
 __attribute__((__noreturn__)) void abort();
-- 
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