Convert the DOS installer to C like everything else.

1 files changed, 41 insertions, 0 deletions

diff --git a/dos/conio.c b/dos/conio.c
new file mode 100644
index 00000000..460858fa
--- /dev/null
+++ b/dos/conio.c
@@ -0,0 +1,41 @@
+#ident "$Id$"
+/* ----------------------------------------------------------------------- *
+ *   
+ *   Copyright 2001-2003 H. Peter Anvin - All Rights Reserved
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
+ *   Boston MA 02111-1307, USA; either version 2 of the License, or
+ *   (at your option) any later version; incorporated herein by reference.
+ *
+ * ----------------------------------------------------------------------- */
+
+/*
+ * conio.c
+ *
+ * Output to the screen
+ */
+
+#include <stdarg.h>
+#include "mystuff.h"
+
+int putchar(int ch)
+{
+  asm("movb $0x02,%%ah ; int $0x21" : : "b" (ch));
+  return ch;
+}
+
+/* Note: doesn't put '\n' like the stdc version does */
+int puts(const char *s)
+{
+  int count = 0;
+
+  while ( *s ) {
+    putchar(*s);
+    count++;
+    s++;
+  }
+
+  return count;
+}