From b0e9b25cf4d73255c90a201be0ec3e55b2479024 Mon Sep 17 00:00:00 2001
From: Andreas Ziermann <b@loet.de>
Date: Fri, 27 Nov 2015 11:37:20 +0100
Subject: libc/msdos: __mkargv es register changed

In __mkargv.o the es register is modified during the processing of the
arguments and never restored.
---
 libc/msdos/msdos.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'libc')

diff --git a/libc/msdos/msdos.c b/libc/msdos/msdos.c
index f9bfb9b..973b0a6 100644
--- a/libc/msdos/msdos.c
+++ b/libc/msdos/msdos.c
@@ -181,6 +181,8 @@ char ** __argv;
 {
    int length, i, argc=1, s=0;
    unsigned char *ptr, *p;
+   int es=__get_es();
+
    __set_es(__psp);			/* Pointer to the args */
    length = __peek_es(0x80); 		/* Length of cmd line */
    if( length > 0 )
@@ -212,6 +214,7 @@ char ** __argv;
       }
       __argv[argc] = 0;
    }
+   __set_es(es);
 }
 #endif
 
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