Converted "streams" pseudo-device into a KLD

sys/dev/streams/streams.c

@@ -146,6 +146,35 @@ typedef	struct streams_softc *sc_p;
 
 static sc_p sca[NSTREAMS];
 
+static void
+streamsattach(void *dummy)
+{
+	cdevsw_add_generic(CDEV_MAJOR, CDEV_MAJOR, &streams_cdevsw);
+}
+
+static	int
+streams_modevent(module_t mod, int type, void *unused)
+{
+	switch (type) {
+	case MOD_LOAD:
+		streamsattach(NULL);
+		return 0;
+	case MOD_UNLOAD:
+		cdevsw[CDEV_MAJOR] = NULL;		/* clean up cdev */
+		return 0;
+	default:
+		break;
+	}
+	return 0;
+}
+
+static moduledata_t streams_mod = {
+	"streams",
+	streams_modevent,
+	0
+};
+DECLARE_MODULE(streams, streams_mod, SI_SUB_DRIVERS, SI_ORDER_ANY);
+
 /*
  * We only need open() and close() routines.  open() calls socreate()
  * to allocate a "real" object behind the stream and mallocs some state

sys/modules/Makefile

@@ -1,4 +1,4 @@
-#	$Id: Makefile,v 1.49 1999/01/30 06:31:51 newton Exp $
+#	$Id: Makefile,v 1.50 1999/02/03 04:18:25 semenu Exp $
 
 # XXX present but broken: ip_mroute_mod
 # XXX not yet completed porting: acd
@@ -9,7 +9,8 @@ SUBDIR=	ccd cd9660 coda fdesc if_disc if_ppp if_sl if_tun ipfw kernfs \
 
 # XXX some of these can move to the general case when de-i386'ed
 .if ${MACHINE_ARCH} == "i386"
-SUBDIR+=atapi coff fpu gnufpu ibcs2 joy linux lkm pcic splash syscons vesa svr4
+SUBDIR+=atapi coff fpu gnufpu ibcs2 joy linux lkm pcic splash streams \
+	syscons vesa svr4
 .endif
 
 .include <bsd.subdir.mk>

sys/modules/svr4/svr4.sh

@@ -1,12 +1,18 @@
 #!/bin/sh
 
-# $Id$
+# $Id: svr4.sh,v 1.1 1999/01/30 06:29:48 newton Exp $
 
-FOUND=`kldstat -v | egrep 'svr4elf'`
+STREAMS=`kldstat -v | egrep 'streams'`
+SVR4=`kldstat -v | egrep 'svr4elf'`
 
-if [ "x$FOUND" != x ] ; then           
+if [ "x$SVR4" != x ] ; then           
 	echo SysVR4 driver already loaded
 	exit 1
 else    
+	if [ "x$STREAMS" = x ] ; then
+		kldload streams
+		echo "Loaded SysVR4 STREAMS driver"
+	fi
 	kldload svr4
+	echo "Loaded SysVR4 emulator"
 fi