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Makefile revision 1.315
      1 #	$NetBSD: Makefile,v 1.315 2015/06/27 16:21:07 matt Exp $
      2 
      3 #
      4 # This is the top-level makefile for building NetBSD. For an outline of
      5 # how to build a snapshot or release, as well as other release engineering
      6 # information, see http://www.NetBSD.org/developers/releng/index.html
      7 #
      8 # Not everything you can set or do is documented in this makefile. In
      9 # particular, you should review the files in /usr/share/mk (especially
     10 # bsd.README) for general information on building programs and writing
     11 # Makefiles within this structure, and see the comments in src/etc/Makefile
     12 # for further information on installation and release set options.
     13 #
     14 # Variables listed below can be set on the make command line (highest
     15 # priority), in /etc/mk.conf (middle priority), or in the environment
     16 # (lowest priority).
     17 #
     18 # Variables:
     19 #   DESTDIR is the target directory for installation of the compiled
     20 #	software. It defaults to /. Note that programs are built against
     21 #	libraries installed in DESTDIR.
     22 #   MKMAN, if `no', will prevent building of manual pages.
     23 #   MKOBJDIRS, if not `no', will build object directories at
     24 #	an appropriate point in a build.
     25 #   MKSHARE, if `no', will prevent building and installing
     26 #	anything in /usr/share.
     27 #   MKUPDATE, if not `no', will avoid a `make cleandir' at the start of
     28 #	`make build', as well as having the effects listed in
     29 #	/usr/share/mk/bsd.README.
     30 #   NOCLEANDIR, if defined, will avoid a `make cleandir' at the start
     31 #	of the `make build'.
     32 #   NOINCLUDES will avoid the `make includes' usually done by `make build'.
     33 #
     34 #   See mk.conf(5) for more details.
     35 #
     36 #
     37 # Targets:
     38 #   build:
     39 #	Builds a full release of NetBSD in DESTDIR, except for the
     40 #	/etc configuration files.
     41 #	If BUILD_DONE is set, this is an empty target.
     42 #   distribution:
     43 #	Builds a full release of NetBSD in DESTDIR, including the /etc
     44 #	configuration files.
     45 #   buildworld:
     46 #	As per `make distribution', except that it ensures that DESTDIR
     47 #	is not the root directory.
     48 #   installworld:
     49 #	Install the distribution from DESTDIR to INSTALLWORLDDIR (which
     50 #	defaults to the root directory).  Ensures that INSTALLWORLDDIR
     51 #	is not the root directory if cross compiling.
     52 #   release:
     53 #	Does a `make distribution', and then tars up the DESTDIR files
     54 #	into ${RELEASEDIR}/${RELEASEMACHINEDIR}, in release(7) format.
     55 #	(See etc/Makefile for more information on this.)
     56 #   regression-tests:
     57 #	Runs the regression tests in "regress" on this host.
     58 #   sets:
     59 #	Populate ${RELEASEDIR}/${RELEASEMACHINEDIR}/binary/sets
     60 #	from ${DESTDIR}
     61 #   sourcesets:
     62 #	Populate ${RELEASEDIR}/source/sets from ${NETBSDSRCDIR}
     63 #   syspkgs:
     64 #	Populate ${RELEASEDIR}/${RELEASEMACHINEDIR}/binary/syspkgs
     65 #	from ${DESTDIR}
     66 #   iso-image:
     67 #	Create CD-ROM image in RELEASEDIR/images.
     68 #	RELEASEDIR must already have been populated by `make release'
     69 #	or equivalent.
     70 #   iso-image-source:
     71 #	Create CD-ROM image with source in RELEASEDIR/images.
     72 #	RELEASEDIR must already have been populated by
     73 #	`make release sourcesets' or equivalent.
     74 #   live-image:
     75 #	Create bootable live image for emulators or USB stick etc.
     76 #	in RELEASEDIR/liveimage.
     77 #	RELEASEDIR must already have been populated by `make release'
     78 #	or equivalent.
     79 #   install-image:
     80 #	Create bootable installation image for USB stick etc.
     81 #	in RELEASEDIR/installimage.
     82 #	RELEASEDIR must already have been populated by `make release'
     83 #	or equivalent.
     84 #
     85 # Targets invoked by `make build,' in order:
     86 #   cleandir:        cleans the tree.
     87 #   do-top-obj:      creates the top level object directory.
     88 #   do-tools-obj:    creates object directories for the host toolchain.
     89 #   do-tools:        builds host toolchain.
     90 #   params:          record the values of variables that might affect the
     91 #                    build.
     92 #   obj:             creates object directories.
     93 #   do-distrib-dirs: creates the distribution directories.
     94 #   includes:        installs include files.
     95 #   do-lib:          builds and installs prerequisites from lib
     96 #                    if ${MKCOMPAT} != "no".
     97 #   do-compat-lib:   builds and installs prerequisites from compat/lib
     98 #                    if ${MKCOMPAT} != "no".
     99 #   do-build:        builds and installs the entire system.
    100 #   do-x11:          builds and installs X11 if ${MKX11} != "no"; either
    101 #                    X11R7 from src/external/mit/xorg if ${X11FLAVOUR} == "Xorg"
    102 #                    or X11R6 from src/x11
    103 #   do-extsrc:       builds and installs extsrc if ${MKEXTSRC} != "no".
    104 #   do-obsolete:     installs the obsolete sets (for the postinstall-* targets).
    105 #
    106 
    107 .if ${.MAKEFLAGS:M${.CURDIR}/share/mk} == ""
    108 .MAKEFLAGS: -m ${.CURDIR}/share/mk
    109 .endif
    110 
    111 #
    112 # If _SRC_TOP_OBJ_ gets set here, we will end up with a directory that may
    113 # not be the top level objdir, because "make obj" can happen in the *middle*
    114 # of "make build" (long after <bsd.own.mk> is calculated it).  So, pre-set
    115 # _SRC_TOP_OBJ_ here so it will not be added to ${.MAKEOVERRIDES}.
    116 #
    117 _SRC_TOP_OBJ_=
    118 
    119 .include <bsd.own.mk>
    120 
    121 #
    122 # Sanity check: make sure that "make build" is not invoked simultaneously
    123 # with a standard recursive target.
    124 #
    125 
    126 .if make(build) || make(release) || make(snapshot)
    127 .for targ in ${TARGETS:Nobj:Ncleandir}
    128 .if make(${targ}) && !target(.BEGIN)
    129 .BEGIN:
    130 	@echo 'BUILD ABORTED: "make build" and "make ${targ}" are mutually exclusive.'
    131 	@false
    132 .endif
    133 .endfor
    134 .endif
    135 
    136 #
    137 # _SUBDIR is used to set SUBDIR, after removing directories that have
    138 # BUILD_${dir}=no, or that have no ${dir}/Makefile.
    139 #
    140 _SUBDIR=	tools lib include gnu external crypto/external bin games
    141 _SUBDIR+=	libexec sbin usr.bin
    142 _SUBDIR+=	usr.sbin share sys etc tests compat
    143 _SUBDIR+=	.WAIT rescue .WAIT distrib regress
    144 
    145 .for dir in ${_SUBDIR}
    146 .if "${dir}" == ".WAIT" \
    147 	|| (${BUILD_${dir}:Uyes} != "no" && exists(${dir}/Makefile))
    148 SUBDIR+=	${dir}
    149 .endif
    150 .endfor
    151 
    152 .if exists(regress)
    153 regression-tests: .PHONY .MAKE
    154 	@echo Running regression tests...
    155 	${MAKEDIRTARGET} regress regress
    156 .endif
    157 
    158 .if ${MKUNPRIVED} != "no"
    159 NOPOSTINSTALL=	# defined
    160 .endif
    161 
    162 afterinstall: .PHONY .MAKE
    163 .if ${MKMAN} != "no"
    164 	${MAKEDIRTARGET} share/man makedb
    165 .endif
    166 .if (${MKUNPRIVED} != "no" && ${MKINFO} != "no")
    167 	${MAKEDIRTARGET} gnu/usr.bin/texinfo/install-info infodir-meta
    168 .endif
    169 .if !defined(NOPOSTINSTALL)
    170 	${MAKEDIRTARGET} . postinstall-check
    171 .endif
    172 
    173 _POSTINSTALL=	${.CURDIR}/usr.sbin/postinstall/postinstall \
    174 		-m ${MACHINE} -a ${MACHINE_ARCH}
    175 _POSTINSTALL_ENV= \
    176 	AWK=${TOOL_AWK:Q}		\
    177 	DB=${TOOL_DB:Q}			\
    178 	HOST_SH=${HOST_SH:Q}		\
    179 	MAKE=${MAKE:Q}			\
    180 	PWD_MKDB=${TOOL_PWD_MKDB:Q}	\
    181 	SED=${TOOL_SED:Q}		\
    182 	STAT=${TOOL_STAT:Q}
    183 
    184 .if ${MKX11} != "no"
    185 _POSTINSTALL_X11=-x ${X11SRCDIR:Q}
    186 .endif
    187 
    188 postinstall-check: .PHONY
    189 	@echo "   === Post installation checks ==="
    190 	${_POSTINSTALL_ENV} ${HOST_SH} ${_POSTINSTALL} -s ${.CURDIR} ${_POSTINSTALL_X11} -d ${DESTDIR}/ check; if [ $$? -gt 1 ]; then exit 1; fi
    191 	@echo "   ================================"
    192 
    193 postinstall-fix: .NOTMAIN .PHONY
    194 	@echo "   === Post installation fixes ==="
    195 	${_POSTINSTALL_ENV} ${HOST_SH} ${_POSTINSTALL} -s ${.CURDIR} ${_POSTINSTALL_X11} -d ${DESTDIR}/ fix
    196 	@echo "   ==============================="
    197 
    198 postinstall-fix-obsolete: .NOTMAIN .PHONY
    199 	@echo "   === Removing obsolete files ==="
    200 	${_POSTINSTALL_ENV} ${HOST_SH} ${_POSTINSTALL} -s ${.CURDIR} ${_POSTINSTALL_X11} -d ${DESTDIR}/ fix obsolete
    201 	@echo "   ==============================="
    202 
    203 postinstall-fix-obsolete_stand: .NOTMAIN .PHONY
    204 	@echo "   === Removing obsolete files ==="
    205 	${_POSTINSTALL_ENV} ${HOST_SH} ${_POSTINSTALL} -s ${.CURDIR} ${_POSTINSTALL_X11} -d ${DESTDIR}/ fix obsolete_stand
    206 	@echo "   ==============================="
    207 
    208 
    209 #
    210 # Targets (in order!) called by "make build".
    211 #
    212 BUILDTARGETS+=	check-tools
    213 .if ${MKUPDATE} == "no" && !defined(NOCLEANDIR)
    214 BUILDTARGETS+=	cleandir
    215 .endif
    216 .if ${MKOBJDIRS} != "no"
    217 BUILDTARGETS+=	do-top-obj
    218 .endif
    219 .if ${USETOOLS} == "yes"	# {
    220 .if ${MKOBJDIRS} != "no"
    221 BUILDTARGETS+=	do-tools-obj
    222 .endif
    223 BUILDTARGETS+=	do-tools
    224 .endif # USETOOLS		# }
    225 BUILDTARGETS+=	params
    226 .if ${MKOBJDIRS} != "no"
    227 BUILDTARGETS+=	obj
    228 .endif
    229 BUILDTARGETS+=	clean_METALOG
    230 .if !defined(NODISTRIBDIRS)
    231 BUILDTARGETS+=	do-distrib-dirs
    232 .endif
    233 .if !defined(NOINCLUDES)
    234 BUILDTARGETS+=	includes
    235 .endif
    236 BUILDTARGETS+=	do-lib
    237 BUILDTARGETS+=	do-compat-lib
    238 .if ${MKX11} != "no"
    239 BUILDTARGETS+=	do-x11
    240 .endif
    241 BUILDTARGETS+=	do-build
    242 .if ${MKEXTSRC} != "no"
    243 BUILDTARGETS+=	do-extsrc
    244 .endif
    245 BUILDTARGETS+=	do-obsolete
    246 
    247 #
    248 # Enforce proper ordering of some rules.
    249 #
    250 
    251 .ORDER:		${BUILDTARGETS}
    252 includes-lib:	.PHONY includes-include includes-sys
    253 includes-gnu:	.PHONY includes-lib
    254 
    255 #
    256 # Record the values of variables that might affect the build.
    257 # If no values have changed, avoid updating the timestamp
    258 # of the params file.
    259 #
    260 # This is referenced by _NETBSD_VERSION_DEPENDS in <bsd.own.mk>.
    261 #
    262 .include "${NETBSDSRCDIR}/etc/Makefile.params"
    263 CLEANDIRFILES+= params
    264 params: .EXEC
    265 	${_MKMSG_CREATE} params
    266 	@${PRINT_PARAMS} >${.TARGET}.new
    267 	@if cmp -s ${.TARGET}.new ${.TARGET} > /dev/null 2>&1; then \
    268 		: "params is unchanged" ; \
    269 		rm ${.TARGET}.new ; \
    270 	else \
    271 		: "params has changed or is new" ; \
    272 		mv ${.TARGET}.new ${.TARGET} ; \
    273 	fi
    274 
    275 #
    276 # Display current make(1) parameters
    277 #
    278 show-params: .PHONY .MAKE
    279 	@${PRINT_PARAMS}
    280 
    281 #
    282 # Build the system and install into DESTDIR.
    283 #
    284 
    285 START_TIME!=	date
    286 
    287 build: .PHONY .MAKE
    288 .if defined(BUILD_DONE)
    289 	@echo "Build already installed into ${DESTDIR}"
    290 .else
    291 	@echo "Build started at: ${START_TIME}"
    292 .for tgt in ${BUILDTARGETS}
    293 	${MAKEDIRTARGET} . ${tgt}
    294 .endfor
    295 	${MAKEDIRTARGET} etc install-etc-release
    296 	@echo   "Build started at:  ${START_TIME}"
    297 	@printf "Build finished at: " && date
    298 .endif
    299 
    300 #
    301 # Build a full distribution, but not a release (i.e. no sets into
    302 # ${RELEASEDIR}).  "buildworld" enforces a build to ${DESTDIR} != /
    303 #
    304 
    305 distribution buildworld: .PHONY .MAKE
    306 .if make(buildworld) && \
    307     (!defined(DESTDIR) || ${DESTDIR} == "" || ${DESTDIR} == "/")
    308 	@echo "Won't make ${.TARGET} with DESTDIR=/"
    309 	@false
    310 .endif
    311 	${MAKEDIRTARGET} . build NOPOSTINSTALL=1
    312 	${MAKEDIRTARGET} etc distribution INSTALL_DONE=1
    313 .if defined(DESTDIR) && ${DESTDIR} != "" && ${DESTDIR} != "/"
    314 	${MAKEDIRTARGET} . postinstall-fix-obsolete
    315 	${MAKEDIRTARGET} . postinstall-fix-obsolete_stand
    316 	${MAKEDIRTARGET} distrib/sets checkflist
    317 .endif
    318 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    319 	@printf "make ${.TARGET} finished at: " && date
    320 
    321 #
    322 # Install the distribution from $DESTDIR to $INSTALLWORLDDIR (defaults to `/')
    323 # If installing to /, ensures that the host's operating system is NetBSD and
    324 # the host's `uname -m` == ${MACHINE}.
    325 #
    326 
    327 HOST_UNAME_S!=	uname -s
    328 HOST_UNAME_M!=	uname -m
    329 
    330 installworld: .PHONY .MAKE
    331 .if (!defined(DESTDIR) || ${DESTDIR} == "" || ${DESTDIR} == "/")
    332 	@echo "Can't make ${.TARGET} to DESTDIR=/"
    333 	@false
    334 .endif
    335 .if !defined(INSTALLWORLDDIR) || \
    336     ${INSTALLWORLDDIR} == "" || ${INSTALLWORLDDIR} == "/"
    337 .if (${HOST_UNAME_S} != "NetBSD")
    338 	@echo "Won't cross-make ${.TARGET} from ${HOST_UNAME_S} to NetBSD with INSTALLWORLDDIR=/"
    339 	@false
    340 .endif
    341 .if (${HOST_UNAME_M} != ${MACHINE})
    342 	@echo "Won't cross-make ${.TARGET} from ${HOST_UNAME_M} to ${MACHINE} with INSTALLWORLDDIR=/"
    343 	@false
    344 .endif
    345 .endif
    346 	${MAKEDIRTARGET} distrib/sets installsets \
    347 		INSTALLDIR=${INSTALLWORLDDIR:U/} INSTALLSETS=${INSTALLSETS:Q}
    348 	${MAKEDIRTARGET} . postinstall-check DESTDIR=${INSTALLWORLDDIR}
    349 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    350 	@printf "make ${.TARGET} finished at: " && date
    351 
    352 #
    353 # Install modules from $DESTDIR to $INSTALLMODULESDIR
    354 #
    355 installmodules: .PHONY .MAKE
    356 .if (!defined(DESTDIR) || ${DESTDIR} == "" || ${DESTDIR} == "/")
    357 	@echo "Can't make ${.TARGET} to DESTDIR=/"
    358 	@false
    359 .endif
    360 .if !defined(INSTALLMODULESDIR) || \
    361     ${INSTALLMODULESDIR} == "" || ${INSTALLMODULESDIR} == "/"
    362 .if (${HOST_UNAME_S} != "NetBSD")
    363 	@echo "Won't cross-make ${.TARGET} from ${HOST_UNAME_S} to NetBSD with INSTALLMODULESDIR=/"
    364 	@false
    365 .endif
    366 .if (${HOST_UNAME_M} != ${MACHINE})
    367 	@echo "Won't cross-make ${.TARGET} from ${HOST_UNAME_M} to ${MACHINE} with INSTALLMODULESDIR=/"
    368 	@false
    369 .endif
    370 .endif
    371 	${MAKEDIRTARGET} sys/modules install DESTDIR=${INSTALLMODULESDIR:U/}
    372 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    373 	@printf "make ${.TARGET} finished at: " && date
    374 
    375 #
    376 # Create sets from $DESTDIR or $NETBSDSRCDIR into $RELEASEDIR
    377 #
    378 
    379 .for tgt in sets sourcesets syspkgs
    380 ${tgt}: .PHONY .MAKE
    381 	${MAKEDIRTARGET} distrib/sets ${tgt}
    382 .endfor
    383 
    384 #
    385 # Build a release or snapshot (implies "make distribution").  Note that
    386 # in this case, the set lists will be checked before the tar files
    387 # are made.
    388 #
    389 
    390 release snapshot: .PHONY .MAKE
    391 	${MAKEDIRTARGET} . distribution
    392 	${MAKEDIRTARGET} etc release DISTRIBUTION_DONE=1
    393 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    394 	@printf "make ${.TARGET} finished at: " && date
    395 
    396 #
    397 # Create a CD-ROM image.
    398 #
    399 
    400 iso-image: .PHONY
    401 	${MAKEDIRTARGET} distrib iso_image
    402 	${MAKEDIRTARGET} etc iso-image
    403 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    404 	@printf "make ${.TARGET} finished at: " && date
    405 
    406 iso-image-source: .PHONY
    407 	${MAKEDIRTARGET} distrib iso_image CDSOURCE=true
    408 	${MAKEDIRTARGET} etc iso-image
    409 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    410 	@printf "make ${.TARGET} finished at: " && date
    411 
    412 #
    413 # Create bootable live images.
    414 #
    415 
    416 live-image: .PHONY
    417 	${MAKEDIRTARGET} etc live-image
    418 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    419 	@printf "make ${.TARGET} finished at: " && date
    420 
    421 #
    422 # Create bootable installation images.
    423 #
    424 
    425 install-image: .PHONY
    426 	${MAKEDIRTARGET} etc install-image
    427 	@echo   "make ${.TARGET} started at:  ${START_TIME}"
    428 	@printf "make ${.TARGET} finished at: " && date
    429 
    430 #
    431 # Special components of the "make build" process.
    432 #
    433 
    434 check-tools: .PHONY
    435 .if ${TOOLCHAIN_MISSING} != "no" && !defined(EXTERNAL_TOOLCHAIN)
    436 	@echo '*** WARNING:  Building on MACHINE=${MACHINE} with missing toolchain.'
    437 	@echo '*** May result in a failed build or corrupt binaries!'
    438 .elif defined(EXTERNAL_TOOLCHAIN)
    439 	@echo '*** Using external toolchain rooted at ${EXTERNAL_TOOLCHAIN}.'
    440 .endif
    441 .if defined(NBUILDJOBS)
    442 	@echo '*** WARNING: NBUILDJOBS is obsolete; use -j directly instead!'
    443 .endif
    444 
    445 # Delete or sanitise a leftover METALOG from a previous build.
    446 clean_METALOG: .PHONY .MAKE
    447 .if ${MKUPDATE} != "no"
    448 	${MAKEDIRTARGET} distrib/sets clean_METALOG
    449 .endif
    450 
    451 do-distrib-dirs: .PHONY .MAKE
    452 .if !defined(DESTDIR) || ${DESTDIR} == ""
    453 	${MAKEDIRTARGET} etc distrib-dirs DESTDIR=/
    454 .else
    455 	${MAKEDIRTARGET} etc distrib-dirs DESTDIR=${DESTDIR}
    456 .endif
    457 
    458 .for targ in cleandir obj includes
    459 do-${targ}: .PHONY ${targ}
    460 	@true
    461 .endfor
    462 
    463 do-tools: .PHONY .MAKE
    464 	${MAKEDIRTARGET} tools build_install
    465 
    466 do-lib: .PHONY .MAKE
    467 	${MAKEDIRTARGET} lib build_install
    468 
    469 do-compat-lib: .PHONY .MAKE
    470 	${MAKEDIRTARGET} compat build_install BOOTSTRAP_SUBDIRS="../../../lib"
    471 
    472 do-top-obj: .PHONY .MAKE
    473 	${MAKEDIRTARGET} . obj NOSUBDIR=
    474 
    475 do-tools-obj: .PHONY .MAKE
    476 	${MAKEDIRTARGET} tools obj
    477 
    478 do-build: .PHONY .MAKE
    479 .for targ in dependall install
    480 	${MAKEDIRTARGET} . ${targ} BUILD_tools=no BUILD_lib=no
    481 .endfor
    482 
    483 do-x11: .PHONY .MAKE
    484 .if ${MKX11} != "no"
    485 .if ${X11FLAVOUR} == "Xorg"
    486 	${MAKEDIRTARGET} external/mit/xorg/tools all
    487 	${MAKEDIRTARGET} external/mit/xorg/lib build_install
    488 .if ${MKCOMPATX11} != "no"
    489 	${MAKEDIRTARGET} compat build_install BOOTSTRAP_SUBDIRS="../../../external/mit/xorg/lib"
    490 .endif
    491 .else
    492 	${MAKEDIRTARGET} x11 build
    493 .endif
    494 .else
    495 	@echo "MKX11 is not enabled"
    496 	@false
    497 .endif
    498 
    499 do-extsrc: .PHONY .MAKE
    500 .if ${MKEXTSRC} != "no"
    501 	${MAKEDIRTARGET} extsrc build
    502 .else
    503 	@echo "MKEXTSRC is not enabled"
    504 	@false
    505 .endif
    506 
    507 do-obsolete: .PHONY .MAKE
    508 	${MAKEDIRTARGET} etc install-obsolete-lists
    509 
    510 #
    511 # Speedup stubs for some subtrees that don't need to run these rules.
    512 # (Tells <bsd.subdir.mk> not to recurse for them.)
    513 #
    514 
    515 .for dir in bin etc distrib games libexec regress sbin usr.bin usr.sbin tools
    516 includes-${dir}: .PHONY
    517 	@true
    518 .endfor
    519 .for dir in etc distrib regress
    520 install-${dir}: .PHONY
    521 	@true
    522 .endfor
    523 
    524 #
    525 # XXX this needs to change when distrib Makefiles are recursion compliant
    526 # XXX many distrib subdirs need "cd etc && make snap_pre snap_kern" first...
    527 #
    528 dependall-distrib depend-distrib all-distrib: .PHONY
    529 	@true
    530 
    531 .include <bsd.obj.mk>
    532 .include <bsd.kernobj.mk>
    533 .include <bsd.subdir.mk>
    534