From 1ceb2e1607c20745ac71a9604c0b5da755c4f0f3 Mon Sep 17 00:00:00 2001
From: pjht <pterpstra@pterpstra.com>
Date: Tue, 6 Aug 2024 18:39:57 -0500
Subject: [PATCH] Convert \n to \r\n on serial output

---
 src/interrupts.rs | 6 +++++-
 src/serial.rs     | 4 ++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/interrupts.rs b/src/interrupts.rs
index 95d9565..e82c3b4 100644
--- a/src/interrupts.rs
+++ b/src/interrupts.rs
@@ -244,7 +244,11 @@ extern "C" fn syscall_handler() {
     match regs.rax {
         0 => {
             let rval = if let Some(chr) = char::from_u32(regs.rcx.wrapping_cast()) {
-                print!("{}", chr);
+                if chr == '\n' {
+                    print!("\r\n");
+                } else {
+                    print!("{}", chr);
+                }
                 0
             } else {
                 1
diff --git a/src/serial.rs b/src/serial.rs
index 1c96ffe..95a8308 100644
--- a/src/serial.rs
+++ b/src/serial.rs
@@ -50,10 +50,10 @@ macro_rules! print {
 
 #[macro_export]
 macro_rules! println {
-    () => ($crate::print!("\n"));
+    () => ($crate::print!("\r\n"));
     ($($arg:tt)*) => ({
         $crate::serial::_print(format_args!($($arg)*));
-        $crate::print!("\n");
+        $crate::print!("\r\n");
     })
 }