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Makefile revision 1.131
      1 #	$NetBSD: Makefile,v 1.131 2001/09/22 12:30:13 tv 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 #   do-make-tools: builds host toolchain.
     47 #   do-distrib-dirs: creates the distribution directories.
     48 #   do-force-domestic: check's that FORCE_DOMESTIC isn't set (deprecated.)
     49 #   do-cleandir: cleans the tree.
     50 #   do-make-obj: creates object directories if required.
     51 #   do-make-includes: install include files.
     52 #   do-lib-csu: build & install startup object files.
     53 #   do-lib: build & install system libraries.
     54 #   do-gnu-lib: build & install gnu system libraries.
     55 #   do-dependall: builds & install the entire system.
     56 #   do-domestic: build & install the domestic tree (deprecated.)
     57 #   do-whatisdb: build & install the `whatis.db' man database.
     58 #   buildendmsg: displays the end time of the build.
     59 
     60 .include <bsd.own.mk>
     61 
     62 MKOBJDIRS ?= no
     63 
     64 .if defined(NBUILDJOBS)
     65 _J= -j${NBUILDJOBS}
     66 .endif
     67 
     68 # NOTE THAT etc *DOES NOT* BELONG IN THE LIST BELOW
     69 
     70 SUBDIR+= lib include bin libexec sbin usr.bin usr.sbin share sys
     71 .if make(cleandir) || make(obj)
     72 SUBDIR+= distrib
     73 .ifdef MAKEOBJDIRPREFIX
     74 SUBDIR+= etc
     75 .endif
     76 .endif
     77 
     78 includes-lib: includes-include includes-sys
     79 
     80 .if exists(games)
     81 SUBDIR+= games
     82 .endif
     83 
     84 SUBDIR+= gnu
     85 # This is needed for libstdc++ and gen-params.
     86 includes-gnu: includes-include includes-sys
     87 
     88 .if exists(regress)
     89 .ifmake !(install)
     90 SUBDIR+= regress
     91 .endif
     92 
     93 regression-tests:
     94 	@echo Running regression tests...
     95 	@(cd ${.CURDIR}/regress && ${MAKE} ${_M} regress)
     96 .endif
     97 
     98 buildstartmsg:
     99 	@echo -n "Build started at: "
    100 	@date
    101 
    102 buildendmsg:
    103 	@echo -n "Build finished at: "
    104 	@date
    105 
    106 afterinstall:
    107 .if ${MKMAN} != "no" && !defined(_BUILD)
    108 	${MAKE} ${_M} whatis.db
    109 .endif
    110 
    111 whatis.db:
    112 	(cd ${.CURDIR}/share/man && ${MAKE} ${_M} makedb)
    113 
    114 # wrt info/dir below:  It's safe to move this over top of /usr/share/info/dir,
    115 # as the build will automatically remove/replace the non-pkg entries there.
    116 
    117 .if defined(BUILD_DONE)
    118 build:
    119 	@echo "Build installed into ${DESTDIR}"
    120 .else
    121 build:
    122 	@${MAKE} ${_M} buildstartmsg
    123 	@${MAKE} ${_M} do-make-tools
    124 	@${MAKE} ${_M} do-distrib-dirs
    125 	@${MAKE} ${_M} do-force-domestic
    126 	@${MAKE} ${_M} do-cleandir
    127 	@${MAKE} ${_M} do-make-obj
    128 	@${MAKE} ${_M} do-make-includes
    129 	@${MAKE} ${_M} do-lib-csu
    130 	@${MAKE} ${_M} do-lib
    131 	@${MAKE} ${_M} do-gnu-lib
    132 	@${MAKE} ${_M} do-dependall
    133 	@${MAKE} ${_M} do-domestic
    134 	@${MAKE} ${_M} do-whatisdb
    135 	@${MAKE} ${_M} buildendmsg
    136 .endif
    137 
    138 do-make-tools:
    139 .if ${MKOBJDIRS} != "no"
    140 	cd ${.CURDIR}/tools && ${MAKE} ${_M} obj
    141 .endif
    142 	cd ${.CURDIR}/tools && ${MAKE} ${_M} build
    143 
    144 do-distrib-dirs:
    145 .ifndef NODISTRIBDIRS
    146 .ifndef DESTDIR
    147 	(cd ${.CURDIR}/etc && ${MAKE} ${_M} DESTDIR=/ distrib-dirs)
    148 .else
    149 	(cd ${.CURDIR}/etc && ${MAKE} ${_M} DESTDIR=${DESTDIR} distrib-dirs)
    150 .endif
    151 .endif
    152 
    153 do-force-domestic:
    154 .if defined(FORCE_DOMESTIC)
    155 	@echo '*** CAPUTE!'
    156 	@echo '    The FORCE_DOMESTIC flag is not compatible with "make build".'
    157 	@echo '    Please correct the problem and try again.'
    158 	@false
    159 .endif
    160 
    161 do-cleandir:
    162 .if !defined(UPDATE) && !defined(NOCLEANDIR)
    163 	${MAKE} ${_J} ${_M} cleandir
    164 .endif
    165 
    166 do-make-obj:
    167 .if ${MKOBJDIRS} != "no"
    168 	${MAKE} ${_J} ${_M} obj
    169 .endif
    170 
    171 do-make-includes:
    172 .if !defined(NOINCLUDES)
    173 	${MAKE} ${_M} includes
    174 .endif
    175 
    176 do-lib-csu:
    177 	(cd ${.CURDIR}/lib/csu && \
    178 	    ${MAKE} ${_M} ${_J} MKSHARE=no dependall && \
    179 	    ${MAKE} ${_M} MKSHARE=no install)
    180 
    181 do-lib:
    182 	(cd ${.CURDIR}/lib && \
    183 	    ${MAKE} ${_M} ${_J} MKSHARE=no dependall && \
    184 	    ${MAKE} ${_M} MKSHARE=no install)
    185 
    186 do-gnu-lib:
    187 	(cd ${.CURDIR}/gnu/lib && \
    188 	    ${MAKE} ${_M} ${_J} MKSHARE=no dependall && \
    189 	    ${MAKE} ${_M} MKSHARE=no install)
    190 
    191 do-dependall:
    192 	${MAKE} ${_M} ${_J} dependall && ${MAKE} ${_M} _BUILD= install
    193 
    194 do-domestic:
    195 .if defined(DOMESTIC) && !defined(EXPORTABLE_SYSTEM)
    196 	(cd ${.CURDIR}/${DOMESTIC} && ${MAKE} ${_M} ${_J} _SLAVE_BUILD= build)
    197 .endif
    198 
    199 do-whatisdb:
    200 	${MAKE} ${_M} whatis.db
    201 
    202 release snapshot: build
    203 	(cd ${.CURDIR}/etc && ${MAKE} ${_M} INSTALL_DONE=1 release)
    204 
    205 # Speedup stubs for some subtrees that don't need to run these rules
    206 includes-bin includes-games includes-libexec includes-regress \
    207 includes-sbin includes-usr.sbin:
    208 	@${TRUE}
    209 
    210 .if !exists(${.CURDIR}/share/mk)
    211 .BEGIN:
    212 	@echo 'BUILD ABORTED: share/mk does not exist, cannot run make.'
    213 	@false
    214 .endif
    215 
    216 .include <bsd.subdir.mk>
    217 
    218 _M:=	-m ${.CURDIR}/share/mk
    219