META_MODE: Simplify the META_COOKIE handling to use .USE/.USEBEFORE.

Extend it to other cases of meta mode cookies so they get the proper rm
cookie behavior when a .meta file detects it needs to rebuild and fails.

Sponsored by:	EMC / Isilon Storage Division

etc/Makefile

@@ -453,12 +453,10 @@ distrib-dirs: ${MTREES:N/*} distrib-cleanup .PHONY
 	done
 .endif
 
-etc-examples-install:
-	${META_COOKIE_RM}
+etc-examples-install: ${META_DEPS}
 	cd ${.CURDIR}; ${INSTALL} -o ${BINOWN} -g ${BINGRP} -m 444 \
 	    ${BIN1} ${BIN2} nsmb.conf opieaccess \
 	    ${DESTDIR}${SHAREDIR}/examples/etc
-	${META_COOKIE_TOUCH}
 
 etc-examples: etc-examples-install
 	${_+_}cd ${.CURDIR}/defaults; \

include/Makefile

@@ -128,7 +128,7 @@ _MARCHS=	${MACHINE_CPUARCH}
 _MARCHS+=	x86
 .endif
 
-META_COOKIES+=	compat copies symlinks
+META_TARGETS+=	compat copies symlinks
 stage_includes: ${SHARED}
 
 .include <bsd.prog.mk>
@@ -137,8 +137,7 @@ installincludes: ${SHARED}
 ${SHARED}: compat
 
 # Take care of stale directory-level symlinks.
-compat:
-	${META_COOKIE_RM}
+compat: ${META_DEPS}
 .for i in ${LDIRS} ${LSUBDIRS} machine ${_MARCHS} crypto
 	if [ -L ${DESTDIR}${INCLUDEDIR}/$i ]; then \
 		rm -f ${DESTDIR}${INCLUDEDIR}/$i; \
@@ -147,10 +146,8 @@ compat:
 	mtree -deU ${MTREE_FOLLOWS_SYMLINKS} \
 	    -f ${.CURDIR}/../etc/mtree/BSD.include.dist \
 	    -p ${DESTDIR}${INCLUDEDIR} > /dev/null
-	${META_COOKIE_TOUCH}
 
-copies:
-	${META_COOKIE_RM}
+copies: ${META_DEPS}
 .for i in ${LDIRS} ${LSUBDIRS} ${LSUBSUBDIRS} crypto machine machine/pc \
 	${_MARCHS}
 	if [ -d ${DESTDIR}${INCLUDEDIR}/$i ]; then \
@@ -235,10 +232,8 @@ copies:
 	cd ${.CURDIR}/../sys/teken; \
 	${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 teken.h \
 	    ${DESTDIR}${INCLUDEDIR}/teken
-	${META_COOKIE_TOUCH}
 
-symlinks:
-	${META_COOKIE_RM}
+symlinks: ${META_DEPS}
 	@${ECHO} "Setting up symlinks to kernel source tree..."
 .for i in ${LDIRS}
 	cd ${.CURDIR}/../sys/$i; \
@@ -351,7 +346,6 @@ symlinks:
 		${INSTALL_SYMLINK} ../../../sys/rpc/$$h \
 		    ${DESTDIR}${INCLUDEDIR}/rpc; \
 	done
-	${META_COOKIE_TOUCH}
 
 .if ${MACHINE} == "host" && !defined(_SKIP_BUILD)
 # we're here because we are building a sysroot...

share/examples/Makefile

@@ -219,11 +219,10 @@ XFILES+=	bhyve/vmrun.sh
 SHARED?=	copies
 
 beforeinstall: ${SHARED} etc-examples
-META_COOKIES+=	copies symlinks
+META_TARGETS+=	copies symlinks
 .ORDER: ${SHARED} etc-examples
 
-copies:
-	${META_COOKIE_RM}
+copies: ${META_DEPS}
 .for i in ${LDIRS}
 	if [ -L ${DESTDIR}${BINDIR}/$i ]; then \
 		rm -f ${DESTDIR}${BINDIR}/$i; \
@@ -235,15 +234,12 @@ copies:
 	${INSTALL} -o ${SHAREOWN} -g ${SHAREGRP} -m ${SHAREMODE} \
 		${.CURDIR}/${file} ${DESTDIR}${BINDIR}/${file}
 .endfor
-	${META_COOKIE_TOUCH}
 
-symlinks:
-	${META_COOKIE_RM}
+symlinks: ${META_DEPS}
 .for i in ${LDIRS}
 	rm -rf ${DESTDIR}${BINDIR}/$i
 	ln -s ${.CURDIR}/$i ${DESTDIR}${BINDIR}/$i
 .endfor
-	${META_COOKIE_TOUCH}
 
 etc-examples:
 .if ${SHARED} != "symlinks"

share/mk/local.sys.mk

@@ -33,10 +33,18 @@ META_COOKIE_RM=		@rm -f ${META_COOKIE}
 META_COOKIE_TOUCH=	@touch ${META_COOKIE}
 # some targets need to be .PHONY - but not in meta mode
 META_NOPHONY=
-CLEANFILES+=		${META_COOKIES}
+CLEANFILES+=		${META_TARGETS}
+_meta_dep_before:	.USEBEFORE
+	${META_COOKIE_RM}
+_meta_dep_after:	.USE
+	${META_COOKIE_TOUCH}
+# Attach this to a target to allow it to benefit from meta mode's
+# not rerunning a command if it doesn't need to be considering its
+# metafile/filemon-tracked dependencies.
+META_DEPS=	_meta_dep_before _meta_dep_after .META
 .else
 META_COOKIE_RM=
 META_COOKIE_TOUCH=
-META_NOPHONY= .PHONY
+META_NOPHONY=	.PHONY
 .endif
-
+META_DEPS+=	${META_NOPHONY}

share/sendmail/Makefile

@@ -16,10 +16,9 @@ SHARED?=	copies
 all clean cleandir depend lint tags:
 
 beforeinstall: ${SHARED}
-META_COOKIES+=	copies symlinks
+META_TARGETS+=	copies symlinks
 
-copies:
-	${META_COOKIE_RM}
+copies: ${META_DEPS}
 	if [ -L ${DDIR}/${CFDIR} ]; then rm -f ${DDIR}/${CFDIR}; fi
 .for dir in ${CFDIRS}
 	${INSTALL} -o ${BINOWN} -g ${BINGRP} -m 755 -d ${DDIR}/${dir}
@@ -27,11 +26,8 @@ copies:
 .for file in ${CFFILES}
 	${INSTALL} -o ${BINOWN} -g ${BINGRP} -m 444 ${SENDMAIL_DIR}/${file} ${DDIR}/${file}
 .endfor
-	${META_COOKIE_TOUCH}
 
-symlinks:
-	${META_COOKIE_RM}
+symlinks: ${META_DEPS}
 	rm -rf ${DDIR}/${CFDIR}; ln -s ${SENDMAIL_DIR}/${CFDIR} ${DDIR}/${CFDIR}
-	${META_COOKIE_TOUCH}
 
 .include <bsd.prog.mk>

share/zoneinfo/Makefile

@@ -70,27 +70,23 @@ TZBUILDSUBDIRS=	\
 .if !defined(_SKIP_BUILD)
 all: zoneinfo
 .endif
-META_COOKIES+=	zoneinfo install-zoneinfo
+META_TARGETS+=	zoneinfo install-zoneinfo
 
-zoneinfo: yearistype ${TDATA} ${META_NOPHONY}
-	${META_COOKIE_RM}
+zoneinfo: yearistype ${TDATA} ${META_DEPS}
 	mkdir -p ${TZBUILDDIR}
 	cd ${TZBUILDDIR}; mkdir -p ${TZBUILDSUBDIRS}
 	umask 022; cd ${.CURDIR}; \
 	zic -D -d ${TZBUILDDIR} -p ${POSIXRULES} -m ${NOBINMODE} \
 	    ${LEAPFILE} -y ${.OBJDIR}/yearistype ${TZFILES}
-	${META_COOKIE_TOUCH}
 
 beforeinstall: install-zoneinfo
-install-zoneinfo: ${META_NOPHONY}
-	${META_COOKIE_RM}
+install-zoneinfo: ${META_DEPS}
 	cd ${TZBUILDDIR} && \
 	    find -s * -type f -print -exec ${INSTALL} \
 	    -o ${BINOWN} -g ${BINGRP} -m ${NOBINMODE} \
 	    \{} ${DESTDIR}/usr/share/zoneinfo/\{} \;
 	${INSTALL} -o ${BINOWN} -g ${BINGRP} -m ${NOBINMODE} \
 	    ${CONTRIBDIR}/zone.tab ${DESTDIR}/usr/share/zoneinfo/
-	${META_COOKIE_TOUCH}
 
 afterinstall:
 #

targets/pseudo/bootstrap-tools/Makefile

@@ -49,22 +49,20 @@ BSARGS+= OBJTOP=${BTOOLSDIR}${SRCTOP} OBJROOT='$${OBJTOP}/'
 BSARGS+= MK_CROSS_COMPILER=no MK_CLANG=no MK_GCC=no
 
 DISTRIB_ENV=	INSTALL="sh ${SRCTOP}/tools/install.sh" NO_FSCHG=1 MK_TESTS=no
-legacy: .MAKE .META
+legacy: .MAKE ${META_DEPS}
 	mkdir -p ${LEGACY_TOOLS}
 	${DISTRIB_ENV} ${MAKE} -C ${SRCTOP}/etc distrib-dirs \
 	    DESTDIR=${BTOOLSDIR} > $@.distrib-dirs_btoolsdir
 	${DISTRIB_ENV} ${MAKE} -C ${SRCTOP}/etc distrib-dirs \
 	    DESTDIR=${LEGACY_TOOLS} > $@.distrib-dirs_legacy_tools
 	${BSENV} ${MAKE} -C ${SRCTOP} -f Makefile.inc1 ${BSARGS} $@
-	touch $@
 
 bootstrap-tools: legacy
 build-tools: bootstrap-tools
 cross-tools: build-tools
 
-cross-tools build-tools bootstrap-tools: .MAKE .META
+cross-tools build-tools bootstrap-tools: .MAKE ${META_DEPS}
 	${BSENV} ${MAKE} -C ${SRCTOP} -f Makefile.inc1 ${BSARGS} $@
-	touch $@
 
 # MAKELEVEL=0 so that dirdeps.mk does its thing
 # BSENV:MPATH=* lets us use the bootstrapped stuff in LEGACY_TOOLS above.

targets/pseudo/kernel/Makefile

@@ -10,11 +10,10 @@ KERN_CONFDIR= ${SRCTOP}/sys/${TARGET}/conf
 
 CONFIG= ${STAGE_HOST_OBJTOP}/usr/sbin/config
 
-${KERNCONF}.config: .MAKE .META
+${KERNCONF}.config: .MAKE ${META_DEPS}
 	mkdir -p ${KERN_OBJDIR:H}
 	(cd ${KERN_CONFDIR} && \
 	${CONFIG} ${CONFIGARGS} -d ${KERN_OBJDIR} ${KERNCONF})
-	@touch $@
 
 # we need to pass curdirOk=yes to meta mode, since we want .meta files
 # in ${KERN_OBJDIR}

targets/pseudo/stage/Makefile

@@ -6,11 +6,10 @@ all:
 
 # mtree makes a lot of noise if we are not root, 
 # we don't need to see it.
-stage-distrib-dirs: .META
+stage-distrib-dirs: .META ${META_DEPS}
 	mkdir -p ${STAGE_OBJTOP}
 	INSTALL="sh ${SRCTOP}/tools/install.sh" ${.MAKE} -C ${SRCTOP}/etc \
 	    distrib-dirs -DNO_FSCHG -DWITH_TESTS DESTDIR=${STAGE_OBJTOP}
-	touch $@
 
 .include <bsd.prog.mk>