From a0feecf7d2c79aca27b443a983aa0d52888f8a36 Mon Sep 17 00:00:00 2001
From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Sun, 13 Aug 2023 19:57:18 +0200
Subject: immc: Add support for \r and \t

---
 i386/i386at/immc.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/i386/i386at/immc.c b/i386/i386at/immc.c
index bd61522d..00fc973d 100644
--- a/i386/i386at/immc.c
+++ b/i386/i386at/immc.c
@@ -99,6 +99,14 @@ immc_cnputc(dev_t dev, int c)
 		memset((void *) phystokv((0xb8000+80*2*24)), 0, 80*2);
 		ofs = 0;
 	}
+	else if (c == '\r')
+	{
+		ofs = 0;
+	}
+	else if (c == '\t')
+	{
+		ofs = (ofs & ~7) + 8;
+	}
 	else
 	{
 		volatile unsigned char *p;
-- 
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