1 files changed, 31 insertions, 0 deletions
diff --git a/sys/tty/ttyctrl.x b/sys/tty/ttyctrl.x
new file mode 100644
index 00000000..3a66e961
--- /dev/null
+++ b/sys/tty/ttyctrl.x
@@ -0,0 +1,31 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	<chars.h>
+include	"tty.h"
+
+# TTYCTRL -- Output a control sequence to the terminal.
+
+int procedure ttyctrl (fd, tty, cap, afflncnt)
+
+int	fd, afflncnt
+char	cap[ARB]
+pointer	tty
+
+pointer	sp, buf
+int	status, nchars, ttygets()
+errchk	ttygets, ttywrite
+
+begin
+	call smark (sp)
+	call salloc (buf, SZ_CTRLSTR, TY_CHAR)
+
+	nchars = ttygets (tty, cap, Memc[buf], SZ_CTRLSTR)
+	if (nchars > 0) {
+	    call ttywrite (fd, tty, Memc[buf], nchars, afflncnt)
+	    status = OK
+	} else
+	    status = ERR
+
+	call sfree (sp)
+	return (status)
+end