wip

src/lib.rs

@@ -11,6 +11,8 @@
 #![feature(const_fn, unique)]
 #![feature(alloc, collections)]
 #![feature(asm)]
+#![feature(drop_types_in_const)]
+#![feature(heap_api)]
 #![no_std]
 
 extern crate rlibc;
@@ -47,16 +49,17 @@ pub extern "C" fn rust_main(multiboot_information_address: usize) {
     // set up guard page and map the heap pages
     memory::init(boot_info);
 
-    use alloc::boxed::Box;
-    let heap_test = Box::new(42);
-
-    for i in 0..10000 {
-        format!("Some String");
-    }
-
     interrupts::init();
 
-    unsafe { *(0xdeadbeaf as *mut u32) = 42};
+    //println!("{:?}", unsafe { *(0xdeadbeaf as *mut u32) });
+    //unsafe { *(0xdeadbeaf as *mut u32) = 42 };
+
+    fn recursive() {
+        recursive();
+    }
+    recursive();
+
+    unsafe { *(0xdeadbeaf as *mut u32) = 42 };
 
     unsafe {
         asm!("xor eax, eax; idiv eax" :::: "intel");
@@ -91,8 +94,11 @@ extern "C" fn eh_personality() {}
 #[cfg(not(test))]
 #[lang = "panic_fmt"]
 extern "C" fn panic_fmt(fmt: core::fmt::Arguments, file: &str, line: u32) -> ! {
-    println!("\n\nPANIC in {} at line {}:", file, line);
-    println!("    {}", fmt);
+    use vga_buffer::print_error;
+    unsafe {
+        print_error(format_args!("\n\nPANIC in {} at line {}:", file, line));
+        print_error(format_args!("    {}", fmt));
+    }
     loop {}
 }