From 52571e80f883d90d5c1c2c6a7b8694e7552cb4cd Mon Sep 17 00:00:00 2001
From: Frank Mori Hess <fmhess@speakeasy.net>
Date: Wed, 19 Apr 2006 02:07:16 +0000
Subject: [PATCH] Added option to force disabling of RTAI support, based on
 patch from blg@mast.queensu.ca (Ben Gardiner).

---
 configure.ac | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 04335996..0da9c48a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -41,7 +41,14 @@ fi
 AS_LINUX()
 AS_LINUX_MODTOOL()
 
-DS_RTAI([USE_RTAI=yes],[USE_RTAI=no])
+AC_ARG_ENABLE([rtai], [  --disable-rtai	disable use of rtai],
+	[ENABLE_RTAI=$enableval], [ENABLE_RTAI="yes"])
+DS_RTAI([HAVE_RTAI=yes],[HAVE_RTAI=no])
+if test "$HAVE_RTAI" == "yes" -a "$ENABLE_RTAI" == "yes"; then
+	USE_RTAI="yes"
+else
+	USE_RTAI="no"
+fi
 DS_RTLINUX([USE_RTLINUX=yes],[USE_RTLINUX=no])
 AM_CONDITIONAL([CONFIG_COMEDI_RT],
 	[test ${USE_RTAI} = "yes" -o ${USE_RTLINUX} = "yes"])
-- 
2.26.2