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Annotation of src/Makefile, Revision 1.140

1.140   ! jmc         1: #      $NetBSD: Makefile,v 1.139 2001/10/19 14:17:52 tv Exp $
1.95      cjs         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:
1.101     sommerfe   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.
1.95      cjs        21: #   MKMAN, if set to `no', will prevent building of manual pages.
1.101     sommerfe   22: #   MKOBJDIRS, if not set to `no', will build object directories at
                     23: #      an appropriate point in a build.
1.95      cjs        24: #   MKSHARE, if set to `no', will prevent building and installing
                     25: #      anything in /usr/share.
1.101     sommerfe   26: #   NBUILDJOBS is the number of jobs to start in parallel during a
1.127     tv         27: #      `make build'. It defaults to 1.
1.125     mrg        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'.
1.119     toddpw     33: #   NOINCLUDES will avoid the `make includes' usually done by `make build'.
1.95      cjs        34: #
                     35: # Targets:
1.137     tv         36: #   build:
                     37: #      Builds a full release of NetBSD in DESTDIR.  If BUILD_DONE is
1.110     jlam       38: #      set, this is an empty target.
1.137     tv         39: #   release:
                     40: #      Does a `make build,' and then tars up the DESTDIR files
1.95      cjs        41: #      into RELEASEDIR, in release(7) format. (See etc/Makefile for
                     42: #      more information on this.)
1.137     tv         43: #   regression-tests:
                     44: #      Runs the regression tests in "regress" on this host.
1.123     mrg        45: #
1.137     tv         46: # Targets invoked by `make build,' in order:
                     47: #   obj:             creates object directories.
                     48: #   cleandir:        cleans the tree.
                     49: #   do-make-tools:   builds host toolchain.
1.131     tv         50: #   do-distrib-dirs: creates the distribution directories.
1.137     tv         51: #   includes:        installs include files.
                     52: #   do-build:        builds and installs the entire system.
1.32      cgd        53:
1.133     tv         54: .include "${.CURDIR}/share/mk/bsd.own.mk"
1.4       cgd        55:
1.137     tv         56: # Sanity check: make sure that "make build" is not invoked simultaneously
                     57: # with a standard recursive target.
                     58:
                     59: .if make(build) || make(release) || make(snapshot)
                     60: .for targ in ${TARGETS:Nobj:Ncleandir}
                     61: .if make(${targ}) && !target(.BEGIN)
                     62: .BEGIN:
                     63:        @echo 'BUILD ABORTED: "make build" and "make ${targ}" are mutually exclusive.'
                     64:        @false
                     65: .endif
                     66: .endfor
                     67: .endif
1.58      tv         68:
1.76      bouyer     69: .if defined(NBUILDJOBS)
1.137     tv         70: _J=            -j${NBUILDJOBS}
1.76      bouyer     71: .endif
                     72:
1.138     tv         73: .if ${USETOOLS} == "yes"
1.137     tv         74: _SUBDIR+=      tools
1.109     cjs        75: .endif
1.140   ! jmc        76: # NOTE THAT etc *DOES NOT* BELONG IN THE LIST BELOW
        !            77:
1.137     tv         78: _SUBDIR+=      lib include gnu bin games libexec sbin usr.bin \
1.140   ! jmc        79:                usr.sbin share sys regress
        !            80:
        !            81: .if make(cleandir) || make(obj)
        !            82: _SUBDIR+= distrib
        !            83: .ifdef MAKEOBJDIRPREFIX
        !            84: _SUBDIR+= etc
        !            85: .endif
        !            86: .endif
1.105     assar      87:
1.137     tv         88: # Weed out directories that don't exist.
1.36      explorer   89:
1.137     tv         90: .for dir in ${_SUBDIR}
                     91: .if exists(${dir}/Makefile)
                     92: SUBDIR+=       ${dir}
1.36      explorer   93: .endif
1.137     tv         94: .endfor
1.21      cgd        95:
1.13      brezak     96: .if exists(regress)
1.10      cgd        97: regression-tests:
                     98:        @echo Running regression tests...
1.137     tv         99:        @cd ${.CURDIR}/regress && ${MAKE} ${_M} regress
1.13      brezak    100: .endif
1.20      cgd       101:
1.137     tv        102: .if ${MKMAN} != "no"
                    103: afterinstall: whatis.db
                    104: whatis.db:
                    105:        cd ${.CURDIR}/share/man && ${MAKE} ${_M} makedb
                    106: .endif
1.108     erh       107:
1.137     tv        108: # Targets (in order!) called by "make build".
1.123     mrg       109:
1.137     tv        110: .if ${MKOBJDIRS:Uno} != "no"
                    111: BUILDTARGETS+= obj
1.81      scottr    112: .endif
1.137     tv        113: .if !defined(UPDATE) && !defined(NOCLEANDIR)
                    114: BUILDTARGETS+= cleandir
1.123     mrg       115: .endif
1.138     tv        116: .if ${USETOOLS} == "yes"
1.137     tv        117: BUILDTARGETS+= do-make-tools
1.131     tv        118: .endif
1.137     tv        119: .if !defined(NODISTRIBDIRS)
                    120: BUILDTARGETS+= do-distrib-dirs
1.131     tv        121: .endif
1.137     tv        122: .if !defined(NOINCLUDES)
                    123: BUILDTARGETS+= includes
1.131     tv        124: .endif
1.137     tv        125: BUILDTARGETS+= do-build
1.131     tv        126:
1.137     tv        127: # Enforce proper ordering of some rules.
1.123     mrg       128:
1.137     tv        129: .ORDER:                ${BUILDTARGETS}
                    130: includes-lib:  includes-include includes-sys
                    131: includes-gnu:  includes-lib
1.123     mrg       132:
1.137     tv        133: # Build the system and install into DESTDIR.
1.123     mrg       134:
1.137     tv        135: build:
                    136: .if defined(BUILD_DONE)
                    137:        @echo "Build already installed into ${DESTDIR}"
                    138: .else
                    139:        @echo -n "Build started at: " && date
                    140:        @${MAKE} ${_J} ${_M} ${BUILDTARGETS}
                    141:        @echo -n "Build finished at: " && date
1.71      mycroft   142: .endif
1.123     mrg       143:
1.137     tv        144: # Build a release or snapshot (implies "make build").
1.123     mrg       145:
1.137     tv        146: release snapshot: build
                    147:        cd ${.CURDIR}/etc && ${MAKE} ${_M} INSTALL_DONE=1 release
1.123     mrg       148:
1.137     tv        149: # Special components of the "make build" process.
1.123     mrg       150:
1.137     tv        151: do-make-tools:
                    152:        cd ${.CURDIR}/tools && ${MAKE} ${_M} build
1.123     mrg       153:
1.137     tv        154: do-distrib-dirs:
                    155:        cd ${.CURDIR}/etc && ${MAKE} ${_M} DESTDIR=${DESTDIR} distrib-dirs
1.123     mrg       156:
1.137     tv        157: do-build:
                    158: .for dir in lib/csu lib gnu/lib
                    159: .for targ in dependall install
                    160:        cd ${.CURDIR}/${dir} && \
                    161:                ${MAKE} ${_M} ${_J} MKSHARE=no MKLINT=no ${targ}
                    162: .endfor
                    163: .endfor
                    164:        ${MAKE} ${_M} ${_J} dependall
                    165:        ${MAKE} ${_M} ${_J} install
1.87      cjs       166:
1.137     tv        167: # Speedup stubs for some subtrees that don't need to run these rules.
                    168: # (Tells <bsd.subdir.mk> not to recurse for them.)
1.129     tv        169:
                    170: includes-bin includes-games includes-libexec includes-regress \
1.137     tv        171: includes-sbin includes-usr.sbin includes-tools \
1.139     tv        172: dependall-tools depend-tools all-tools install-tools install-regress:
1.136     nathanw   173:        @true
1.130     tv        174:
1.133     tv        175: .include "${.CURDIR}/share/mk/bsd.subdir.mk"
1.130     tv        176:
                    177: _M:=   -m ${.CURDIR}/share/mk

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