Bring Back prefix support

We now have a team member who is interested in OpenRC on prefix, so I am
bringing it back to the main tree.

etc/rc.conf.FreeBSD

@@ -4,6 +4,7 @@
 # This is the subsystem type. Valid options on FreeBSD:
 # ""        - nothing special
 # "jail"    - FreeBSD jails
+# "prefix"  - Prefix
 # If this is commented out, automatic detection will be used.
 #
 # This should be set to the value representing the environment this file is

etc/rc.conf.Linux

@@ -5,6 +5,7 @@
 # ""        - nothing special
 # "lxc"     - Linux Containers
 # "openvz"  - Linux OpenVZ
+# "prefix"  - Prefix
 # "uml"     - Usermode Linux
 # "vserver" - Linux vserver
 # "xen0"    - Xen0 Domain

etc/rc.conf.NetBSD

@@ -3,6 +3,7 @@
 
 # This is the subsystem type. Valid options on NetBSD:
 # ""        - nothing special
+# "prefix"  - Prefix
 # "xen0"    - Xen0 Domain
 # "xenU"    - XenU Domain
 # If this is commented out, automatic detection will be used.

init.d/adjkerntz.in

@@ -22,7 +22,7 @@ depend()
 	   [ "$clock" != "UTC" -a ! -e /etc/wall_cmos_clock ]; then
 		need root
 	fi
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start()

init.d/bootmisc.in

@@ -7,7 +7,7 @@ depend()
 	need localmount
 	before logger
 	after clock sysctl
-	keyword -timeout
+	keyword -prefix -timeout
 }
 
 : ${wipe_tmp:=${WIPE_TMP:-yes}}

init.d/consolefont.in

@@ -8,7 +8,7 @@ depend()
 {
 	need localmount termencoding
 	after hotplug bootmisc
-	keyword -openvz -uml -vserver -xenu -lxc
+	keyword -openvz -prefix -uml -vserver -xenu -lxc
 }
 
 start()

init.d/devd.in

@@ -10,7 +10,7 @@ depend() {
 	need localmount
 	after bootmisc
 	before net.lo0
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start_pre() {

init.d/devfs.in

@@ -6,7 +6,7 @@ description="Mount system critical filesystems in /dev."
 
 depend() {
 	use dev
-	keyword -vserver
+	keyword -prefix -vserver
 }
 
 start() {

init.d/dumpon.in

@@ -6,7 +6,7 @@ description="Configures a specific kernel dump device."
 
 depend() {
 	need swap
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start() {

init.d/fsck.in

@@ -9,7 +9,7 @@ _IFS="
 depend()
 {
 	use dev clock modules
-	keyword -jail -openvz -timeout -vserver -lxc
+	keyword -jail -openvz -prefix -timeout -vserver -lxc
 }
 
 _abort() {

init.d/hostid.in

@@ -9,7 +9,7 @@ depend()
 {
 	use root
 	before devd net
-	keyword -jail
+	keyword -jail -prefix
 }
 
 _set()

init.d/hostname.in

@@ -5,7 +5,7 @@
 description="Sets the hostname of the machine."
 
 depend() {
-	keyword -lxc
+	keyword -prefix -lxc
 }
 
 start()

init.d/hwclock.in

@@ -28,7 +28,7 @@ depend()
 	else
 		before *
 	fi
-	keyword -openvz -uml -vserver -xenu -lxc
+	keyword -openvz -prefix -uml -vserver -xenu -lxc
 }
 
 setupopts()

init.d/keymaps.in

@@ -8,7 +8,7 @@ depend()
 {
 	need localmount termencoding
 	after bootmisc
-	keyword -openvz -uml -vserver -xenu -lxc
+	keyword -openvz -prefix -uml -vserver -xenu -lxc
 }
 
 start()

init.d/killprocs.in

@@ -4,6 +4,11 @@
 
 description="Kill all processes so we can unmount disks cleanly."
 
+depend()
+{
+	keyword -prefix
+}
+
 start()
 {
 	ebegin "Terminating remaining processes"

init.d/localmount.in

@@ -9,7 +9,7 @@ depend()
 	need fsck
 	use lvm modules mtab
 	after lvm modules
-	keyword -jail -openvz -vserver -lxc
+	keyword -jail -openvz -prefix -vserver -lxc
 }
 
 start()

init.d/mixer.in

@@ -7,7 +7,7 @@ extra_commands="restore"
 depend()
 {
 	need localmount
-	keyword -jail
+	keyword -jail -prefix
 }
 
 restore()

init.d/modules.in

@@ -7,7 +7,7 @@ description="Loads a user defined list of kernel modules."
 depend()
 {
 	use isapnp
-	keyword -openvz -vserver -lxc
+	keyword -openvz -prefix -vserver -lxc
 }
 
 start()

init.d/mount-ro.in

@@ -7,7 +7,7 @@ description="Re-mount filesytems read-only for a clean reboot."
 depend()
 {
 	need killprocs savecache
-	keyword -openvz -vserver -lxc
+	keyword -openvz -prefix -vserver -lxc
 }
 
 start()

init.d/moused.in

@@ -16,7 +16,7 @@ depend()
 {
 	need localmount
 	after bootmisc
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start()

init.d/mtab.in

@@ -7,6 +7,7 @@ description="Update /etc/mtab to match what the kernel knows about"
 depend()
 {
 	need root
+	keyword -prefix
 }
 
 start()

init.d/net.lo.in

@@ -23,7 +23,7 @@ depend()
 		need sysfs
 	fi
 	after bootmisc
-	keyword -jail -vserver
+	keyword -jail -prefix -vserver
 
 	case "${IFACE}" in
 		lo|lo0) provide lo;;

init.d/netmount.in

@@ -35,7 +35,7 @@ depend()
 	need net $pmap
 	use afc-client amd autofs openvpn
 	use dns nfs nfsmount portmap rpcbind rpc.statd rpc.lockd
-	keyword -jail -vserver
+	keyword -jail -prefix -vserver
 }
 
 start()

init.d/network.in

@@ -13,7 +13,7 @@ depend()
 	need localmount
 	after bootmisc
 	provide net
-	keyword -jail -vserver
+	keyword -jail -prefix -vserver
 }
 
 uniqify()

init.d/newsyslog.in

@@ -7,6 +7,7 @@ required_files="/etc/newsyslog.conf"
 depend()
 {
 	need localmount
+	keyword -prefix
 }
 
 start()

init.d/numlock.in

@@ -9,7 +9,7 @@ ttyn=${rc_tty_number:-${RC_TTY_NUMBER:-12}}
 depend()
 {
 	need localmount
-	keyword -openvz -vserver -lxc
+	keyword -openvz -prefix -vserver -lxc
 }
 
 _setleds()

init.d/pf.in

@@ -11,7 +11,7 @@ extra_started_commands="reload"
 
 depend() {
 	need localmount
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start()

init.d/powerd.in

@@ -12,7 +12,7 @@ depend()
 	need localmount
 	use logger
 	after bootmisc
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start_pre()

init.d/procfs.in

@@ -8,7 +8,7 @@ depend()
 {
 	use modules devfs
 	need localmount
-	keyword -openvz -vserver -lxc
+	keyword -openvz -prefix -vserver -lxc
 }
 
 start()

init.d/rc-enabled.in

@@ -7,6 +7,7 @@ depend()
 	need localmount net
 	after *
 	before local
+	keyword -prefix
 }
 
 start()

init.d/root.in

@@ -7,7 +7,7 @@ description="Mount the root fs read/write"
 depend()
 {
 	need fsck
-	keyword -jail -openvz -vserver -lxc
+	keyword -jail -openvz -prefix -vserver -lxc
 }
 
 start()

init.d/savecore.in

@@ -8,7 +8,7 @@ depend()
 {
 	need dumpon localmount
 	before encswap
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start()

init.d/staticroute.in

@@ -12,7 +12,7 @@ depend()
 {
 	provide net
 	use network
-	keyword -jail -vserver
+	keyword -jail -prefix -vserver
 }
 
 pre_flight_checks()

init.d/swap-blk.in

@@ -5,7 +5,7 @@
 depend()
 {
 	before fsck
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start()

init.d/swap.in

@@ -5,7 +5,7 @@
 depend()
 {
 	before localmount
-	keyword -jail -openvz -vserver -lxc
+	keyword -jail -openvz -prefix -vserver -lxc
 }
 
 start()

init.d/swclock.in

@@ -8,7 +8,7 @@ depend()
 {
 	before *
 	provide clock
-	keyword -openvz -uml -vserver -xenu -lxc
+	keyword -openvz -prefix -uml -vserver -xenu -lxc
 }
 
 # swclock is an OpenRC built in

init.d/syscons.in

@@ -4,7 +4,7 @@
 
 depend() {
 	need localmount
-	keyword -jail
+	keyword -jail -prefix
 }
 
 start() {

init.d/sysctl.BSD.in

@@ -5,6 +5,7 @@
 depend()
 {
 	before bootmisc logger
+	keyword -prefix
 }
 
 start()

init.d/sysctl.Linux.in

@@ -5,7 +5,7 @@
 depend()
 {
 	before bootmisc logger
-	keyword -lxc -vserver
+	keyword -lxc -prefix -vserver
 }
 
 start()

init.d/sysfs.in

@@ -6,7 +6,7 @@ description="Mount the sys filesystem."
 
 depend()
 {
-	keyword -vserver
+	keyword -prefix -vserver
 }
 
 mount_sys()

init.d/syslogd.in

@@ -16,4 +16,5 @@ depend()
 	use net newsyslog
 	need localmount
 	after bootmisc
+	keyword -prefix
 }

init.d/termencoding.in

@@ -9,7 +9,7 @@ ttyn=${rc_tty_number:-${RC_TTY_NUMBER:-12}}
 
 depend()
 {
-	keyword -lxc -openvz -uml -vserver -xenu
+	keyword -lxc -openvz -prefix -uml -vserver -xenu
 	use root
 	after bootmisc
 }

init.d/ttys.in

@@ -5,6 +5,7 @@
 depend()
 {
 	after fsck
+	keyword -prefix
 }
 
 start()

init.d/urandom.in

@@ -8,7 +8,7 @@ description="Initializes the random number generator."
 depend()
 {
 	need localmount
-	keyword -jail -openvz
+	keyword -jail -openvz -prefix
 }
 
 save_seed()

init.d/wscons.in

@@ -5,6 +5,7 @@
 depend()
 {
 	need localmount
+	keyword -prefix
 }
 
 start()

man/runscript.8

@@ -180,6 +180,8 @@ in
 Same as -jail, but for Linux Resource Containers (LXC).
 .It Dv -openvz
 Same as -jail, but for OpenVZ systems.
+.It Dv -prefix
+Same as -jail, but for Prefix systems.
 .It Dv -uml
 Same as -jail, but for UML systems.
 .It Dv -vserver
@@ -388,8 +390,9 @@ rc_provide_tap1="!net"
 # To put in in /etc/rc.conf you would do it like this
 rc_net_tap1_provide="!net"
 
-# It's also possible to negate keywords.
-rc_keyword="-keyword"
+# It's also possible to negate keywords. This is mainly useful for prefix
+# users testing OpenRC.
+rc_keyword="!-prefix"
 .Ed
 .Sh EXAMPLES
 .Pp

runlevels/Makefile

@@ -53,24 +53,34 @@ install:
 	if ! test -d "${SYSINITDIR}"; then \
 		${INSTALL} -d ${SYSINITDIR} || exit $$?; \
 		for x in ${SYSINIT}; do \
-			ln -snf ${PREFIX}/etc/init.d/"$$x" ${SYSINITDIR}/"$$x" || exit $$?; \
-		done \
+			if test -n "${PREFIX}"; then \
+				grep -q "keyword .*-prefix" ${INITDIR}/"$$x" && continue; \
+			fi; \
+			ln -snf ${PREFIX}/etc/init.d/"$$x" ${SYSINITDIR}/"$$x" || exit $$?; done \
 	fi
 	if ! test -d "${BOOTDIR}"; then \
 		${INSTALL} -d ${BOOTDIR} || exit $$?; \
 		for x in ${BOOT}; do \
+			if test -n "${PREFIX}"; then \
+				grep -q "keyword .*-prefix" ${INITDIR}/"$$x" && continue; \
+			fi; \
 			ln -snf ${PREFIX}/etc/init.d/"$$x" ${BOOTDIR}/"$$x" || exit $$?; \
 		done \
 	fi
 	if ! test -d "${DEFAULTDIR}"; then \
 		${INSTALL} -d ${DEFAULTDIR} || exit $$?; \
 		for x in ${DEFAULT}; do \
-			ln -snf ${PREFIX}/etc/init.d/"$$x" ${DEFAULTDIR}/"$$x" || exit $$?; \
-		done \
+			if test -n "${PREFIX}"; then \
+				grep -q "keyword .*-prefix" ${INITDIR}/"$$x" && continue; \
+			fi; \
+			ln -snf ${PREFIX}/etc/init.d/"$$x" ${DEFAULTDIR}/"$$x" || exit $$?; done \
 	fi
 	if ! test -d "${SHUTDOWNDIR}"; then \
 		${INSTALL} -d ${SHUTDOWNDIR} || exit $$?; \
 		for x in ${SHUTDOWN}; do \
+			if test -n "${PREFIX}"; then \
+				grep -q "keyword .*-prefix" ${INITDIR}/"$$x" && continue; \
+			fi; \
 			ln -snf ${PREFIX}/etc/init.d/"$$x" ${SHUTDOWNDIR}/"$$x" || exit $$?; done \
 	fi
 

src/librc/librc.c

@@ -216,6 +216,7 @@ rc_sys_v2(void)
 		}
 		/* Now do detection */
 		__STRING_SWITCH(systype)
+		__STRING_CASE(RC_SYS_PREFIX)	{ return RC_SYS_PREFIX; }
 #ifdef __FreeBSD__
 		__STRING_CASE(RC_SYS_JAIL) { return RC_SYS_JAIL; }
 #endif /* __FreeBSD__ */
@@ -245,6 +246,10 @@ librc_hidden_def(rc_sys_v2)
 const char *
 rc_sys_v1(void)
 {
+#ifdef PREFIX
+	return RC_SYS_PREFIX;
+#else
+
 #ifdef __FreeBSD__
 	int jailed = 0;
 	size_t len = sizeof(jailed);
@@ -281,6 +286,7 @@ rc_sys_v1(void)
 #endif
 
 	return NULL;
+#endif /* PREFIX */
 }
 librc_hidden_def(rc_sys_v1)
 

src/librc/rc.h.in

@@ -280,6 +280,7 @@ bool rc_service_daemons_crashed(const char *);
 #define RC_SYS_JAIL    "JAIL"
 #define RC_SYS_OPENVZ  "OPENVZ"
 #define RC_SYS_LXC     "LXC"
+#define RC_SYS_PREFIX  "PREFIX"
 #define RC_SYS_UML     "UML"
 #define RC_SYS_VSERVER "VSERVER"
 #define RC_SYS_XEN0    "XEN0"