cups: update systemd support

Add PACKAGECONFIG for systemd, enable it when systemd is enabled in
DISTRO_FEATURES. Pass the correct path to systemd units, ensure they're
installed into the package.

Drop custom systemd unit files, use those shipped by the upstream instead.

(From OE-Core rev: 39912b5f7b40210aefb8b248ab1a8643b61dfcbc)

Signed-off-by: Andrew Shadura <andrew.shadura@collabora.co.uk>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/cups/cups.inc

@@ -7,9 +7,6 @@ SRC_URI = "http://www.cups.org/software/${PV}/${BP}-source.tar.bz2 \
            file://use_echo_only_in_init.patch \
            file://0001-don-t-try-to-run-generated-binaries.patch \
            file://cups_serverbin.patch \
-           file://cups.socket \
-           file://cups.path \
-           file://cups.service \
 	  "
 
 UPSTREAM_CHECK_URI = "http://www.cups.org/software.php"
@@ -24,13 +21,15 @@ inherit autotools-brokensep binconfig useradd systemd
 USERADD_PACKAGES = "${PN}"
 GROUPADD_PARAM_${PN} = "--system lpadmin"
 
-SYSTEMD_SERVICE_${PN} = "cups.socket cups.path cups.service"
+SYSTEMD_SERVICE_${PN} = "org.cups.cupsd.socket org.cups.cupsd.path org.cups.cupsd.service org.cups.cups-lpd.socket org.cups.cups-lpd@.service"
 
 PACKAGECONFIG ??= "${@bb.utils.contains('DISTRO_FEATURES', 'zeroconf', 'avahi', '', d)} \
+                   ${@bb.utils.contains('DISTRO_FEATURES', 'systemd', 'systemd', '', d)} \
                    ${@bb.utils.contains('DISTRO_FEATURES', 'pam', 'pam', '', d)}"
 PACKAGECONFIG[avahi] = "--enable-avahi,--disable-avahi,avahi"
 PACKAGECONFIG[acl] = "--enable-acl,--disable-acl,acl"
 PACKAGECONFIG[pam] = "--enable-pam, --disable-pam, libpam"
+PACKAGECONFIG[systemd] = "--with-systemd=${systemd_system_unitdir},--without-systemd,systemd"
 PACKAGECONFIG[xinetd] = "--with-xinetd=${sysconfdir}/xinetd.d,--without-xinetd,xinetd"
 
 EXTRA_OECONF = " \
@@ -78,13 +77,6 @@ do_install () {
 	    rm -rf ${D}${sysconfdir}/init.d/
 	    rm -rf ${D}${sysconfdir}/rc*
 	fi
-
-	# Install systemd unit files
-	install -d ${D}${systemd_unitdir}/system
-	install -m 0644 ${WORKDIR}/cups.socket ${D}${systemd_unitdir}/system
-	install -m 0644 ${WORKDIR}/cups.path ${D}${systemd_unitdir}/system
-	install -m 0644 ${WORKDIR}/cups.service ${D}${systemd_unitdir}/system
-	sed -i -e 's,@SBINDIR@,${sbindir},g' ${D}${systemd_unitdir}/system/cups.service
 }
 
 python do_package_append() {

meta/recipes-extended/cups/cups/cups.path

@@ -1,8 +0,0 @@
-[Unit]
-Description=CUPS Printer Service Spool
-
-[Path]
-PathExistsGlob=/var/spool/cups/d*
-
-[Install]
-WantedBy=multi-user.target

meta/recipes-extended/cups/cups/cups.service

@@ -1,10 +0,0 @@
-[Unit]
-Description=CUPS Printing Service
-
-[Service]
-ExecStart=@SBINDIR@/cupsd -f
-PrivateTmp=true
-
-[Install]
-Also=cups.socket cups.path
-WantedBy=printer.target

meta/recipes-extended/cups/cups/cups.socket

@@ -1,8 +0,0 @@
-[Unit]
-Description=CUPS Printing Service Sockets
-
-[Socket]
-ListenStream=/var/run/cups/cups.sock
-
-[Install]
-WantedBy=sockets.target