From e8b3746b446eba32cccd4e2de08ef06096fd2c5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Aitor=20G=C3=B3mez=20Garc=C3=ADa?= <info@aitorgomez.net>
Date: Thu, 8 Jan 2026 06:21:33 +0100
Subject: [PATCH] Detect PCXT variants in is_pcxt (#1081)

Expand is_pcxt() to recognize Tandy1000 and PCjr as PCXT-class systems, while keeping the cached detection behavior.
---
 user_io.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/user_io.cpp b/user_io.cpp
index 3a6a1cb..6d4dd36 100644
--- a/user_io.cpp
+++ b/user_io.cpp
@@ -283,7 +283,16 @@ char is_archie()
 static int is_pcxt_type = 0;
 char is_pcxt()
 {
-	if (!is_pcxt_type) is_pcxt_type = strcasecmp(orig_name, "PCXT") ? 2 : 1;
+	if (!is_pcxt_type)
+	{
+		if (!strcasecmp(orig_name, "PCXT") ||
+		    !strcasecmp(orig_name, "Tandy1000") ||
+			!strcasecmp(orig_name, "PCjr")
+		   )
+			is_pcxt_type = 1;
+		else
+			is_pcxt_type = 2;
+	}
 	return (is_pcxt_type == 1);
 }