build: Move all of lp under LPR option

* Tag related directories with package=lp

* Make the examples/printing directory conditional on MK_LPR

* Make the hosts.lpd(5) manual page conditional on MK_LPR

MFC after:	3 days

etc/mtree/BSD.debug.dist

@@ -61,8 +61,8 @@
             libexec
                 bsdinstall
                 ..
-                lpr
-                    ru
+                lpr		tags=package=lp
+                    ru		tags=package=lp
                     ..
                 ..
                 sendmail

etc/mtree/BSD.usr.dist

@@ -181,8 +181,8 @@
         ..
         hyperv
         ..
-        lpr
-            ru
+        lpr			tags=package=lp
+            ru			tags=package=lp
             ..
         ..
         sendmail
@@ -352,7 +352,7 @@
             ..
             ppp
             ..
-            printing
+            printing		tags=package=lp
             ..
             scsi_target
             ..

share/examples/Makefile

@@ -25,7 +25,6 @@ LDIRS=	BSD_daemon \
 	perfmon \
 	ppi \
 	ppp \
-	printing \
 	ses \
 	scsi_target \
 	sound \
@@ -250,6 +249,8 @@ SE_PPP= \
 	ppp.secret.span-isp \
 	ppp.secret.span-isp.working
 
+.if ${MK_LPR} != "no"
+LDIRS+=		printing
 SE_DIRS+=	printing
 SE_PRINTINGPACKAGE=lp
 SE_PRINTING= \
@@ -269,6 +270,7 @@ SE_PRINTING= \
 	psif \
 	pstf \
 	pstfX
+.endif
 
 SE_DIRS+=	ses
 SE_SES= \

share/man/man5/Makefile

@@ -75,7 +75,7 @@ MANGROUPS.${MK_TOOLCHAIN}+=		TOOLCHAIN
 TOOLCHAINPACKAGE=			toolchain
 TOOLCHAIN=	ar.5
 
-MANGROUPS+=				LP
+MANGROUPS.${MK_LPR}+=			LP
 LPPACKAGE=				lp
 LP=		hosts.lpd.5
 

tools/build/mk/OptionalObsoleteFiles.inc

@@ -5292,11 +5292,29 @@ OLD_FILES+=usr/share/doc/smm/07.lpd/paper.ascii.gz
 OLD_DIRS+=usr/share/doc/smm/07.lpd
 OLD_FILES+=usr/share/examples/etc/hosts.lpd
 OLD_FILES+=usr/share/examples/etc/printcap
+OLD_FILES+=usr/share/examples/printing/diablo-if-net
+OLD_FILES+=usr/share/examples/printing/hpdf
+OLD_FILES+=usr/share/examples/printing/hpif
+OLD_FILES+=usr/share/examples/printing/hpof
+OLD_FILES+=usr/share/examples/printing/hprf
+OLD_FILES+=usr/share/examples/printing/hpvf
+OLD_FILES+=usr/share/examples/printing/if-simple
+OLD_FILES+=usr/share/examples/printing/if-simpleX
+OLD_FILES+=usr/share/examples/printing/ifhp
+OLD_FILES+=usr/share/examples/printing/make-ps-header
+OLD_FILES+=usr/share/examples/printing/netprint
+OLD_FILES+=usr/share/examples/printing/psdf
+OLD_FILES+=usr/share/examples/printing/psdfX
+OLD_FILES+=usr/share/examples/printing/psif
+OLD_FILES+=usr/share/examples/printing/pstf
+OLD_FILES+=usr/share/examples/printing/pstfX
+OLD_DIRS+=usr/share/examples/printing
 OLD_FILES+=usr/share/man/man1/lp.1.gz
 OLD_FILES+=usr/share/man/man1/lpq.1.gz
 OLD_FILES+=usr/share/man/man1/lpr.1.gz
 OLD_FILES+=usr/share/man/man1/lprm.1.gz
 OLD_FILES+=usr/share/man/man1/lptest.1.gz
+OLD_FILES+=usr/share/man/man5/hosts.lpd.5.gz
 OLD_FILES+=usr/share/man/man5/printcap.5.gz
 OLD_FILES+=usr/share/man/man8/chkprintcap.8.gz
 OLD_FILES+=usr/share/man/man8/lpc.8.gz