From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Wed, 8 Jul 2015 20:46:52 -0400
Subject: Initial commit

---
 unix/gdev/m70vms/m70wti.f | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 unix/gdev/m70vms/m70wti.f

(limited to 'unix/gdev/m70vms/m70wti.f')

diff --git a/unix/gdev/m70vms/m70wti.f b/unix/gdev/m70vms/m70wti.f
new file mode 100644
index 00000000..0aabd1fd
--- /dev/null
+++ b/unix/gdev/m70vms/m70wti.f
@@ -0,0 +1,46 @@
+	subroutine m70wti (fcb, func, time, button, x, y)
+c
+c     This routine waits for the appropriate interupt from the  
+c     Unibus M70 interface card, then returns button and cursor
+c     information.
+c
+c
+c     parameter descriptions:
+c
+c        fcb   is a system info. array.
+c
+c        func  is interpreted:
+c                 0 ==> wait for button push.
+c                 1 ==> wait for cursor move.
+c                 2 ==> wait for button push or cursor move.
+c
+	integer fcb(*), func, time, button, x, y
+c
+	include 'fcbu.inc'
+	external io$_rewindoff
+	integer*4 sys$qiow, mask, chan, iosb(2)
+	integer*2 chan2(2)
+	equivalence (chan, chan2)
+c
+	chan2(1) = fcb(fcb_u_m70_chan)	! get M70 channel
+	chan2(2) = fcb(fcb_u_m70_chan+1)
+c
+	if (func.eq.0) then
+	  mask = '0400'x		! wait for button
+	elseif (func.eq.1) then
+	  mask = '0800'x		! wait for trackball
+	elseif (func.eq.2) then
+	  mask = '0C00'x		! wait for button or trackball
+	else
+	  mask = '0C00'x
+	endif
+c
+	status = sys$qiow (, %val(chan), io$_rewindoff,
+	1		iosb,,,%val(mask),,,,,)
+c
+c  Get button word and X-Y position of cursor
+c
+	call rbutn (fcb, button, x, y)
+c
+	return
+	end
-- 
cgit