From 12be0e35a1eaef0ad3696cc1c9b8ed1576ae4f93 Mon Sep 17 00:00:00 2001
From: Ulf Wohlers <finsterr@users.sourceforge.net>
Date: Sat, 5 Jul 2003 14:06:32 +0000
Subject: [PATCH] save int 21 stack entry in psp

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1082
---
 src/dos/dos.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/dos/dos.cpp b/src/dos/dos.cpp
index e14b1cea..c7c548a6 100644
--- a/src/dos/dos.cpp
+++ b/src/dos/dos.cpp
@@ -42,6 +42,10 @@ void DOS_SetError(Bit16u code) {
 
 #define DOSNAMEBUF 256
 static Bitu DOS_21Handler(void) {
+
+	DOS_PSP psp(dos.psp);
+	psp.SetStack(RealMake(SegValue(ss),reg_sp));
+
 	char name1[DOSNAMEBUF+1];
 	char name2[DOSNAMEBUF+1];
 	switch (reg_ah) {