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Makefile revision 1.125
      1 #	$NetBSD: Makefile,v 1.125 2001/06/10 13:15:29 mrg Exp $
      2 
      3 # This is the top-level makefile for building NetBSD. For an outline of
      4 # how to build a snapshot or release, as well as other release engineering
      5 # information, see http://www.netbsd.org/developers/releng/index.html
      6 #
      7 # Not everything you can set or do is documented in this makefile. In
      8 # particular, you should review the files in /usr/share/mk (especially
      9 # bsd.README) for general information on building programs and writing
     10 # Makefiles within this structure, and see the comments in src/etc/Makefile
     11 # for further information on installation and release set options.
     12 #
     13 # Variables listed below can be set on the make command line (highest
     14 # priority), in /etc/mk.conf (middle priority), or in the environment
     15 # (lowest priority).
     16 #
     17 # Variables:
     18 #   DESTDIR is the target directory for installation of the compiled
     19 #	software. It defaults to /. Note that programs are built against
     20 #	libraries installed in DESTDIR.
     21 #   MKMAN, if set to `no', will prevent building of manual pages.
     22 #   MKOBJDIRS, if not set to `no', will build object directories at 
     23 #	an appropriate point in a build.
     24 #   MKSHARE, if set to `no', will prevent building and installing
     25 #	anything in /usr/share.
     26 #   NBUILDJOBS is the number of jobs to start in parallel during a
     27 #	'make build'. It defaults to 1.
     28 #   UPDATE, if defined, will avoid a `make cleandir' at the start of
     29 #     `make build', as well as having the effects listed in
     30 #     /usr/share/mk/bsd.README.
     31 #   NOCLEANDIR, if defined, will avoid a `make cleandir' at the start
     32 #     of the `make build'.
     33 #   NOINCLUDES will avoid the `make includes' usually done by `make build'.
     34 
     35 #
     36 # Targets:
     37 #   build: builds a full release of netbsd in DESTDIR. If BUILD_DONE is
     38 #	set, this is an empty target.
     39 #   release: does a `make build,' and then tars up the DESTDIR files
     40 #	into RELEASEDIR, in release(7) format. (See etc/Makefile for
     41 #	more information on this.)
     42 #   snapshot: a synonym for release.
     43 #
     44 # Sub targets of `make build,' in order:
     45 #   buildstartmsg: displays the start time of the build.
     46 #   beforeinstall: creates the distribution directories.
     47 #   do-force-domestic: check's that FORCE_DOMESTIC isn't set (deprecated.)
     48 #   do-share-mk: installs /usr/share/mk files.
     49 #   do-cleandir: clean's the tree.
     50 #   do-make-obj: create's object directories if required.
     51 #   do-check-egcs: check's that we have a modern enough compiler (deprecated.)
     52 #   do-make-includes: install include files.
     53 #   do-lib-csu: build & install startup object files.
     54 #   do-lib: build & install system libraries.
     55 #   do-gnu-lib: build & install gnu system libraries.
     56 #   do-dependall: builds & install the entire system.
     57 #   do-domestic: build & install the domestic tree (deprecated.)
     58 #   do-whatisdb: build & install the `whatis.db' man database.
     59 #   buildendmsg: displays the end time of the build.
     60 
     61 .include <bsd.own.mk>
     62 
     63 MKOBJDIRS ?= no
     64 HAVE_EGCS!=	${CXX} --version | egrep "^(2\.[89]|egcs)" ; echo
     65 
     66 .if defined(NBUILDJOBS)
     67 _J= -j${NBUILDJOBS}
     68 .endif
     69 
     70 .if defined(DESTDIR)
     71 _M=-m ${DESTDIR}/usr/share/mk
     72 .endif
     73 
     74 # NOTE THAT etc *DOES NOT* BELONG IN THE LIST BELOW
     75 
     76 SUBDIR+= lib include bin libexec sbin usr.bin usr.sbin share sys
     77 .if make(cleandir) || make(obj)
     78 SUBDIR+= distrib
     79 .ifdef MAKEOBJDIRPREFIX
     80 SUBDIR+= etc
     81 .endif
     82 .endif
     83 
     84 includes-lib: includes-include includes-sys
     85 
     86 .if exists(games)
     87 SUBDIR+= games
     88 .endif
     89 
     90 SUBDIR+= gnu
     91 # This is needed for libstdc++ and gen-params.
     92 includes-gnu: includes-include includes-sys
     93 
     94 .if exists(regress)
     95 .ifmake !(install)
     96 SUBDIR+= regress
     97 .endif
     98 
     99 regression-tests:
    100 	@echo Running regression tests...
    101 	@(cd ${.CURDIR}/regress && ${MAKE} ${_M} regress)
    102 .endif
    103 
    104 buildstartmsg:
    105 	@echo -n "Build started at: "
    106 	@date
    107 
    108 buildendmsg:
    109 	@echo -n "Build finished at: "
    110 	@date
    111 
    112 # If sharesrc is around, use its share/mk files to bootstrap until the
    113 # mk files are installed (first step of make build).  If installing to
    114 # DESTDIR, don't bother, since the build will fail later on anyway.
    115 
    116 beforeinstall:
    117 .ifndef NODISTRIBDIRS
    118 .ifndef DESTDIR
    119 .if exists(share/mk)
    120 	(cd ${.CURDIR}/etc && ${MAKE} -m ${.CURDIR}/share/mk DESTDIR=/ distrib-dirs)
    121 .else
    122 	(cd ${.CURDIR}/etc && ${MAKE} DESTDIR=/ distrib-dirs)
    123 .endif
    124 .else
    125 	(cd ${.CURDIR}/etc && ${MAKE} distrib-dirs)
    126 .endif
    127 .endif
    128 
    129 afterinstall:
    130 .if ${MKMAN} != "no" && !defined(_BUILD)
    131 	${MAKE} ${_M} whatis.db
    132 .endif
    133 
    134 whatis.db:
    135 	(cd ${.CURDIR}/share/man && ${MAKE} ${_M} makedb)
    136 
    137 # wrt info/dir below:  It's safe to move this over top of /usr/share/info/dir,
    138 # as the build will automatically remove/replace the non-pkg entries there.
    139 
    140 .if defined(BUILD_DONE)
    141 build:
    142 	@echo "Build installed into ${DESTDIR}"
    143 .else
    144 build:
    145 	@${MAKE} ${_M} buildstartmsg
    146 	@${MAKE} ${_M} beforeinstall
    147 	@${MAKE} ${_M} do-force-domestic
    148 	@${MAKE} ${_M} do-share-mk
    149 	@${MAKE} ${_M} do-cleandir
    150 	@${MAKE} ${_M} do-make-obj
    151 	@${MAKE} ${_M} do-check-egcs
    152 	@${MAKE} ${_M} do-make-includes
    153 	@${MAKE} ${_M} do-lib-csu
    154 	@${MAKE} ${_M} do-lib
    155 	@${MAKE} ${_M} do-gnu-lib
    156 	@${MAKE} ${_M} do-dependall
    157 	@${MAKE} ${_M} do-domestic
    158 	@${MAKE} ${_M} do-whatisdb
    159 	@${MAKE} ${_M} buildendmsg
    160 .endif
    161 
    162 do-force-domestic:
    163 .if defined(FORCE_DOMESTIC)
    164 	@echo '*** CAPUTE!'
    165 	@echo '    The FORCE_DOMESTIC flag is not compatible with "make build".'
    166 	@echo '    Please correct the problem and try again.'
    167 	@false
    168 .endif
    169 
    170 do-share-mk:
    171 .if ${MKSHARE} != "no"
    172 	(cd ${.CURDIR}/share/mk && ${MAKE} install)
    173 .endif
    174 
    175 do-cleandir:
    176 .if !defined(UPDATE) && !defined(NOCLEANDIR)
    177 	${MAKE} ${_J} ${_M} cleandir
    178 .endif
    179 
    180 do-make-obj:
    181 .if ${MKOBJDIRS} != "no"
    182 	${MAKE} ${_J} ${_M} obj
    183 .endif
    184 
    185 do-check-egcs:
    186 .if empty(HAVE_EGCS)
    187 .if defined(DESTDIR)
    188 	@echo "*** CAPUTE!"
    189 	@echo "    You attempted to compile the world without egcs.  You must"
    190 	@echo "    first install a native egcs compiler."
    191 	@false
    192 .else
    193 	(cd ${.CURDIR}/gnu/usr.bin/egcs && \
    194 	    ${MAKE} ${_M} ${_J} dependall MKMAN=no && \
    195 	    ${MAKE} ${_M} MKMAN=no install && ${MAKE} ${_M} cleandir)
    196 .endif
    197 .endif
    198 
    199 do-make-includes:
    200 .if !defined(NOINCLUDES)
    201 	${MAKE} ${_M} includes
    202 .endif
    203 
    204 do-lib-csu:
    205 	(cd ${.CURDIR}/lib/csu && \
    206 	    ${MAKE} ${_M} ${_J} MKSHARE=no dependall && \
    207 	    ${MAKE} ${_M} MKSHARE=no install)
    208 
    209 do-lib:
    210 	(cd ${.CURDIR}/lib && \
    211 	    ${MAKE} ${_M} ${_J} MKSHARE=no dependall && \
    212 	    ${MAKE} ${_M} MKSHARE=no install)
    213 
    214 do-gnu-lib:
    215 	(cd ${.CURDIR}/gnu/lib && \
    216 	    ${MAKE} ${_M} ${_J} MKSHARE=no dependall && \
    217 	    ${MAKE} ${_M} MKSHARE=no install)
    218 
    219 do-dependall:
    220 	${MAKE} ${_M} ${_J} dependall && ${MAKE} ${_M} _BUILD= install
    221 
    222 do-domestic:
    223 .if defined(DOMESTIC) && !defined(EXPORTABLE_SYSTEM)
    224 	(cd ${.CURDIR}/${DOMESTIC} && ${MAKE} ${_M} ${_J} _SLAVE_BUILD= build)
    225 .endif
    226 
    227 do-whatisdb:
    228 	${MAKE} ${_M} whatis.db
    229 
    230 release snapshot: build
    231 	(cd ${.CURDIR}/etc && ${MAKE} ${_M} INSTALL_DONE=1 release)
    232 
    233 .include <bsd.subdir.mk>
    234