Generate /var/db/services.db during 'make distribution' so that it is

present during new installs.  Update etcupdate and mergemaster to
ignore the generated file.

Tested by:	gjb (release build)
MFC after:	1 month

Makefile.inc1

@@ -771,7 +771,7 @@ _nmtree_itools=	nmtree
 ITOOLS=	[ awk cap_mkdb cat chflags chmod chown \
 	date echo egrep find grep id install ${_install-info} \
 	ln lockf make mkdir mtree ${_nmtree_itools} mv pwd_mkdb \
-	rm sed sh sysctl test true uname wc ${_zoneinfo}
+	rm sed services_mkdb sh sysctl test true uname wc ${_zoneinfo}
 
 #
 # distributeworld

etc/Makefile

@@ -198,6 +198,8 @@ distribution:
 	    ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m 644 \
 		${BIN1} ${DESTDIR}/etc; \
 	    cap_mkdb ${CAP_MKDB_ENDIAN} ${DESTDIR}/etc/login.conf; \
+	    services_mkdb ${CAP_MKDB_ENDIAN} -o ${DESTDIR}/var/db/services.db \
+		${DESTDIR}/etc/services; \
 	    ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m 755 \
 		${BIN2} ${DESTDIR}/etc; \
 	    ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m 600 \

usr.sbin/etcupdate/etcupdate.sh

@@ -213,7 +213,8 @@ build_tree()
 
 	# Purge auto-generated files.  Only the source files need to
 	# be updated after which these files are regenerated.
-	rm -f $1/etc/*.db $1/etc/passwd >&3 2>&1 || return 1
+	rm -f $1/etc/*.db $1/etc/passwd $1/var/db/services.db >&3 2>&1 || \
+	    return 1
 
 	# Remove empty files.  These just clutter the output of 'diff'.
 	find $1 -type f -size 0 -delete >&3 2>&1 || return 1

usr.sbin/mergemaster/mergemaster.sh

@@ -699,7 +699,8 @@ case "${RERUN}" in
   # or spwd.db.  Instead, we want to compare the text versions, and run *_mkdb.
   # Prompt the user to do so below, as needed.
   #
-  rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd
+  rm -f ${TEMPROOT}/etc/*.db ${TEMPROOT}/etc/passwd \
+      ${TEMPROOT}/var/db/services.db
 
   # We only need to compare things like freebsd.cf once
   find ${TEMPROOT}/usr/obj -type f -delete 2>/dev/null