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Annotation of src/build.sh, Revision 1.58.2.5

1.58.2.5! he          1: #! /usr/bin/env sh
        !             2: #  $NetBSD: build.sh,v 1.58.2.4 2002/11/03 16:28:36 he Exp $
1.1       tv          3: #
                      4: # Top level build wrapper, for a system containing no tools.
                      5: #
                      6: # This script should run on any POSIX-compliant shell.  For systems
1.33      tv          7: # with a strange /bin/sh, "ksh" or "bash" may be an ample alternative.
1.1       tv          8: #
1.58.2.5! he          9: # Note, however, that due to the way the interpreter is invoked above,
        !            10: # if a POSIX-compliant shell is the first in the PATH, you won't have
        !            11: # to take any further action.
        !            12: #
1.1       tv         13:
                     14: bomb () {
                     15:        echo ""
                     16:        echo "ERROR: $@"
                     17:        echo "*** BUILD ABORTED ***"
                     18:        exit 1
                     19: }
1.15      tv         20: [ -d usr.bin/make ] || bomb "build.sh must be run from the top source level"
1.56      tv         21: [ -f share/mk/bsd.own.mk ] || bomb "src/share/mk is missing; please re-fetch the source tree"
1.1       tv         22:
1.58.2.5! he         23: # If $PWD is a valid name of the current directory, POSIX mandates that pwd
        !            24: # return it by default which causes problems in the presence of symlinks.
        !            25: # Unsetting PWD is simpler than changing every occurrence of pwd to use -P.
        !            26: #
        !            27: # XXX Except that doesn't work on Solaris.
        !            28: unset PWD
        !            29: if [ "x`uname -s`" = "xSunOS" ]; then
        !            30:        TOP=`pwd -P`
        !            31: else
        !            32:        TOP=`pwd`
        !            33: fi
1.29      jmc        34:
1.1       tv         35: getarch () {
                     36:        # Translate a MACHINE into a default MACHINE_ARCH.
                     37:        case $MACHINE in
1.55      thorpej    38:                acorn26|acorn32|cats|netwinder|shark|*arm)
1.1       tv         39:                        MACHINE_ARCH=arm;;
                     40:
                     41:                sun2)
                     42:                        MACHINE_ARCH=m68000;;
                     43:
                     44:                amiga|atari|cesfic|hp300|sun3|*68k)
                     45:                        MACHINE_ARCH=m68k;;
                     46:
1.50      simonb     47:                mipsco|newsmips|sbmips|sgimips)
1.1       tv         48:                        MACHINE_ARCH=mipseb;;
                     49:
1.51      simonb     50:                algor|arc|cobalt|evbmips|hpcmips|playstation2|pmax)
1.1       tv         51:                        MACHINE_ARCH=mipsel;;
                     52:
                     53:                pc532)
                     54:                        MACHINE_ARCH=ns32k;;
                     55:
1.45      scw        56:                bebox|mvmeppc|prep|sandpoint|walnut|*ppc)
1.1       tv         57:                        MACHINE_ARCH=powerpc;;
                     58:
1.22      msaitoh    59:                evbsh3|mmeye)
1.1       tv         60:                        MACHINE_ARCH=sh3eb;;
                     61:
1.22      msaitoh    62:                dreamcast|hpcsh)
1.1       tv         63:                        MACHINE_ARCH=sh3el;;
                     64:
1.5       bjh21      65:                alpha|i386|sparc|sparc64|vax|x86_64)
1.4       tv         66:                        MACHINE_ARCH=$MACHINE;;
                     67:
                     68:                *)      bomb "unknown target MACHINE: $MACHINE";;
1.1       tv         69:        esac
                     70: }
                     71:
1.47      tv         72: validatearch () {
                     73:        # Ensure that the MACHINE_ARCH exists (and is supported by build.sh).
                     74:        case $MACHINE_ARCH in
1.58.2.1  tv         75:                alpha|arm|armeb|i386|m68000|m68k|mipse[bl]|powerpc|sh3e[bl]|sparc|sparc64|vax|x86_64)
1.47      tv         76:                        ;;
                     77:
                     78:                *)      bomb "unknown target MACHINE_ARCH: $MACHINE_ARCH";;
                     79:        esac
                     80: }
                     81:
1.15      tv         82: getmakevar () {
1.30      jmc        83:        $make -m ${TOP}/share/mk -s -f- _x_ <<EOF
1.15      tv         84: _x_:
                     85:        echo \${$1}
                     86: .include <bsd.prog.mk>
                     87: EOF
                     88: }
                     89:
1.10      tv         90: resolvepath () {
                     91:        case $OPTARG in
                     92:        /*)     ;;
1.58.2.5! he         93:        *)      OPTARG="$TOP/$OPTARG";;
1.10      tv         94:        esac
                     95: }
                     96:
1.1       tv         97: usage () {
                     98:        echo "Usage:"
1.52      thorpej    99:        echo "$0 [-bdorUu] [-a arch] [-B buildid] [-j njob] [-m mach] "
1.58      lukem     100:        echo "   [-w wrapper] [-D dest] [-M obj] [-O obj] [-R release] [-T tools]"
1.4       tv        101:        echo ""
1.15      tv        102:        echo "    -a: set MACHINE_ARCH to arch (otherwise deduced from MACHINE)"
1.52      thorpej   103:        echo "    -B: set BUILDID to buildid"
1.15      tv        104:        echo "    -b: build nbmake and nbmake wrapper script, if needed"
1.36      wiz       105:        echo "    -D: set DESTDIR to dest"
1.26      thorpej   106:        echo "    -d: build a full distribution into DESTDIR (including etc files)"
1.57      sommerfe  107:        echo "    -j: Run up to njob jobs in parallel; see make(1)"
1.58      lukem     108:        echo "    -M: set obj root directory to obj (sets MAKEOBJDIRPREFIX)"
1.15      tv        109:        echo "    -m: set MACHINE to mach (not required if NetBSD native)"
1.12      tv        110:        echo "    -n: show commands that would be executed, but do not execute them"
1.36      wiz       111:        echo "    -O: set obj root directory to obj (sets a MAKEOBJDIR pattern)"
1.15      tv        112:        echo "    -o: set MKOBJDIRS=no (do not create objdirs at start of build)"
1.36      wiz       113:        echo "    -R: build a release (and set RELEASEDIR to release)"
1.15      tv        114:        echo "    -r: remove contents of TOOLDIR and DESTDIR before building"
1.36      wiz       115:        echo "    -T: set TOOLDIR to tools"
1.16      thorpej   116:        echo "    -t: build and install tools only (implies -b)"
1.44      lukem     117:        echo "    -U: set UNPRIVED"
1.18      tv        118:        echo "    -u: set UPDATE"
1.15      tv        119:        echo "    -w: create nbmake script at wrapper (default TOOLDIR/bin/nbmake-MACHINE)"
                    120:        echo ""
                    121:        echo "Note: if -T is unset and TOOLDIR is not set in the environment,"
                    122:        echo "      nbmake will be [re]built unconditionally."
1.1       tv        123:        exit 1
                    124: }
                    125:
1.10      tv        126: # Set defaults.
1.18      tv        127: MAKEFLAGS=
1.12      tv        128: buildtarget=build
1.10      tv        129: do_buildsystem=true
1.16      thorpej   130: do_buildonlytools=false
1.10      tv        131: do_rebuildmake=false
                    132: do_removedirs=false
1.18      tv        133: makeenv=
                    134: makewrapper=
1.10      tv        135: opt_a=no
1.58      lukem     136: opts='a:B:bdhj:m:nortuw:D:M:O:R:T:U'
1.18      tv        137: runcmd=
1.4       tv        138:
                    139: if type getopts >/dev/null 2>&1; then
                    140:        # Use POSIX getopts.
                    141:        getoptcmd='getopts $opts opt && opt=-$opt'
                    142:        optargcmd=':'
                    143: else
1.33      tv        144:        type getopt >/dev/null 2>&1 || bomb "/bin/sh shell is too old; try ksh or bash"
1.2       tv        145:
1.4       tv        146:        # Use old-style getopt(1) (doesn't handle whitespace in args).
                    147:        args="`getopt $opts $*`"
                    148:        [ $? = 0 ] || usage
                    149:        set -- $args
1.1       tv        150:
1.4       tv        151:        getoptcmd='[ $# -gt 0 ] && opt="$1" && shift'
                    152:        optargcmd='OPTARG="$1"; shift'
                    153: fi
1.10      tv        154:
                    155: # Parse command line options.
1.4       tv        156: while eval $getoptcmd; do case $opt in
                    157:        -a)     eval $optargcmd
                    158:                MACHINE_ARCH=$OPTARG; opt_a=yes;;
1.1       tv        159:
1.52      thorpej   160:        -B)     eval $optargcmd
                    161:                BUILDID=$OPTARG;;
                    162:
1.10      tv        163:        -b)     do_buildsystem=false;;
1.9       jmc       164:
1.26      thorpej   165:        -d)     buildtarget=distribution;;
                    166:
1.4       tv        167:        -j)     eval $optargcmd
1.57      sommerfe  168:                parallel="-j $OPTARG";;
1.1       tv        169:
1.4       tv        170:        # -m overrides MACHINE_ARCH unless "-a" is specified
                    171:        -m)     eval $optargcmd
                    172:                MACHINE=$OPTARG; [ "$opt_a" != "yes" ] && getarch;;
1.3       tv        173:
1.10      tv        174:        -n)     runcmd=echo;;
                    175:
1.12      tv        176:        -o)     MKOBJDIRS=no;;
                    177:
1.10      tv        178:        -r)     do_removedirs=true; do_rebuildmake=true;;
1.1       tv        179:
1.16      thorpej   180:        -t)     do_buildonlytools=true; do_buildsystem=false;;
                    181:
1.44      lukem     182:        -U)     UNPRIVED=yes; export UNPRIVED
                    183:                makeenv="$makeenv UNPRIVED";;
                    184:
1.18      tv        185:        -u)     UPDATE=yes; export UPDATE
                    186:                makeenv="$makeenv UPDATE";;
1.15      tv        187:
                    188:        -w)     eval $optargcmd; resolvepath
                    189:                makewrapper="$OPTARG";;
1.12      tv        190:
1.10      tv        191:        -D)     eval $optargcmd; resolvepath
1.19      dillo     192:                DESTDIR="$OPTARG"; export DESTDIR
1.18      tv        193:                makeenv="$makeenv DESTDIR";;
1.4       tv        194:
1.58      lukem     195:        -M)     eval $optargcmd; resolvepath
                    196:                MAKEOBJDIRPREFIX="$OPTARG"; export MAKEOBJDIRPREFIX
                    197:                makeobjdir=$OPTARG
                    198:                makeenv="$makeenv MAKEOBJDIRPREFIX";;
                    199:
1.12      tv        200:        -O)     eval $optargcmd; resolvepath
1.58.2.5! he        201:                MAKEOBJDIR="\${.CURDIR:C,^$TOP,$OPTARG,}"; export MAKEOBJDIR
1.27      jmc       202:                makeobjdir=$OPTARG
1.18      tv        203:                makeenv="$makeenv MAKEOBJDIR";;
1.12      tv        204:
1.10      tv        205:        -R)     eval $optargcmd; resolvepath
1.18      tv        206:                RELEASEDIR=$OPTARG; export RELEASEDIR
                    207:                makeenv="$makeenv RELEASEDIR"
1.15      tv        208:                buildtarget=release;;
1.4       tv        209:
1.10      tv        210:        -T)     eval $optargcmd; resolvepath
1.18      tv        211:                TOOLDIR="$OPTARG"; export TOOLDIR;;
1.4       tv        212:
                    213:        --)             break;;
                    214:        -'?'|-h)        usage;;
1.1       tv        215: esac; done
                    216:
1.15      tv        217: # Set up MACHINE*.  On a NetBSD host, these are allowed to be unset.
                    218: if [ -z "$MACHINE" ]; then
                    219:        if [ "`uname -s 2>/dev/null`" != "NetBSD" ]; then
                    220:                echo "MACHINE must be set, or -m must be used, for cross builds."
1.4       tv        221:                echo ""; usage
                    222:        fi
1.15      tv        223:        MACHINE=`uname -m`
                    224: fi
1.10      tv        225: [ -n "$MACHINE_ARCH" ] || getarch
1.47      tv        226: validatearch
1.3       tv        227:
1.15      tv        228: # Set up default make(1) environment.
1.18      tv        229: makeenv="$makeenv TOOLDIR MACHINE MACHINE_ARCH MAKEFLAGS"
1.52      thorpej   230: if [ ! -z "$BUILDID" ]; then
                    231:        makeenv="$makeenv BUILDID"
                    232: fi
1.58.2.5! he        233: MAKEFLAGS="-m $TOP/share/mk $MAKEFLAGS MKOBJDIRS=${MKOBJDIRS-yes}"
1.18      tv        234: export MAKEFLAGS MACHINE MACHINE_ARCH
1.15      tv        235:
                    236: # Test make source file timestamps against installed nbmake binary,
                    237: # if TOOLDIR is pre-set.
1.46      tv        238: #
                    239: # Note that we do NOT try to grovel "mk.conf" here to find out if TOOLDIR
                    240: # is set there, because it can contain make variable expansions and other
                    241: # stuff only parseable *after* we have a working nbmake.  So this logic
                    242: # can only work if the user has pre-set TOOLDIR in the environment or
                    243: # used the -T option to build.sh.
                    244: #
1.53      pk        245: make="${TOOLDIR-nonexistent}/bin/nbmake"
1.15      tv        246: if [ -x $make ]; then
1.1       tv        247:        for f in usr.bin/make/*.[ch] usr.bin/make/lst.lib/*.[ch]; do
1.58.2.4  he        248:                if [ $f -nt $make ]; then
1.10      tv        249:                        do_rebuildmake=true; break
1.1       tv        250:                fi
                    251:        done
                    252: else
1.10      tv        253:        do_rebuildmake=true
1.1       tv        254: fi
                    255:
1.15      tv        256: # Build bootstrap nbmake if needed.
1.10      tv        257: if $do_rebuildmake; then
1.18      tv        258:        $runcmd echo "===> Bootstrapping nbmake"
1.53      pk        259:        tmpdir="${TMPDIR-/tmp}/nbbuild$$"
1.4       tv        260:
1.53      pk        261:        $runcmd mkdir "$tmpdir" || bomb "cannot mkdir: $tmpdir"
                    262:        trap "cd /; rm -r -f \"$tmpdir\"" 0
1.4       tv        263:        trap "exit 1" 1 2 3 15
1.53      pk        264:        $runcmd cd "$tmpdir"
1.1       tv        265:
1.40      tv        266:        $runcmd env CC="${HOST_CC-cc}" CPPFLAGS="${HOST_CPPFLAGS}" CFLAGS="${HOST_CFLAGS--O}" LDFLAGS="${HOST_LDFLAGS}" \
1.58.2.5! he        267:                "$TOP/tools/make/configure" || bomb "configure of nbmake failed"
1.39      tv        268:        $runcmd sh buildmake.sh || bomb "build of nbmake failed"
1.1       tv        269:
1.53      pk        270:        make="$tmpdir/nbmake"
1.58.2.5! he        271:        $runcmd cd "$TOP"
1.15      tv        272:        $runcmd rm -f usr.bin/make/*.o usr.bin/make/lst.lib/*.o
                    273: fi
                    274:
1.53      pk        275: if [ "$runcmd" = "echo" ]; then
                    276:        USE_NEW_TOOLCHAIN=yes
                    277: else
                    278:        USE_NEW_TOOLCHAIN=`getmakevar USE_NEW_TOOLCHAIN`
                    279: fi
1.35      jmc       280: if [ "${USE_NEW_TOOLCHAIN}" = "" ]; then
1.30      jmc       281:        echo "ERROR: build.sh (new toolchain) is not yet enabled for"
                    282:        echo
                    283:        echo "MACHINE: ${MACHINE}"
                    284:        echo "MACHINE_ARCH: ${MACHINE_ARCH}"
                    285:        echo
                    286:        echo "All builds for this platform should be done via a traditional make"
                    287:        echo
                    288:        echo "If you wish to test using the new toolchain set"
                    289:        echo
                    290:        echo "USE_NEW_TOOLCHAIN=yes"
                    291:        echo
                    292:        echo "in either the environment or mk.conf and rerun"
                    293:        echo
                    294:        echo "$0 $*"
                    295:        exit 1
                    296: fi
                    297:
1.15      tv        298: # If TOOLDIR isn't already set, make objdirs in "tools" in case the
                    299: # default setting from <bsd.own.mk> is used.
                    300: if [ -z "$TOOLDIR" ] && [ "$MKOBJDIRS" != "no" ]; then
1.18      tv        301:        $runcmd cd tools
1.29      jmc       302:        $runcmd $make -m ${TOP}/share/mk obj NOSUBDIR= || exit 1
1.18      tv        303:        $runcmd cd ..
1.15      tv        304: fi
                    305:
1.27      jmc       306: #
1.58      lukem     307: # If setting -M or -O to root an obj dir make sure the base directory is made
1.27      jmc       308: # before continuing as bsd.own.mk will need this to pick up _SRC_TOP_OBJ_
                    309: #
                    310: if [ "$MKOBJDIRS" != "no" ] && [ ! -z "$makeobjdir" ]; then
1.53      pk        311:        $runcmd mkdir -p "$makeobjdir"
1.27      jmc       312: fi
                    313:
1.15      tv        314: # Find DESTDIR and TOOLDIR.
                    315: if [ "$runcmd" = "echo" ]; then
1.24      tv        316:        # shown symbolically with -n because these may come from mk.conf
                    317:        DESTDIR='$DESTDIR'
                    318:        TOOLDIR='$TOOLDIR'
1.15      tv        319: else
1.53      pk        320:        DESTDIR=`getmakevar DESTDIR`;
                    321:        [ $? = 0 ] || bomb "getmakevar DESTDIR failed";
                    322:        echo "===> DESTDIR path: $DESTDIR"
                    323:
                    324:        TOOLDIR=`getmakevar TOOLDIR`;
1.58.2.2  lukem     325:        [ $? = 0 ] || bomb "getmakevar TOOLDIR failed";
1.53      pk        326:        echo "===> TOOLDIR path: $TOOLDIR"
                    327:
1.18      tv        328:        export DESTDIR TOOLDIR
1.15      tv        329: fi
                    330:
                    331: # Check validity of TOOLDIR and DESTDIR.
                    332: if [ -z "$TOOLDIR" ] || [ "$TOOLDIR" = "/" ]; then
                    333:        bomb "TOOLDIR '$TOOLDIR' invalid"
                    334: fi
                    335: removedirs="$TOOLDIR"
                    336:
                    337: if [ -z "$DESTDIR" ] || [ "$DESTDIR" = "/" ]; then
1.16      thorpej   338:        if $do_buildsystem && \
1.26      thorpej   339:           ([ "$buildtarget" != "build" ] || \
1.16      thorpej   340:            [ "`uname -s 2>/dev/null`" != "NetBSD" ] || \
                    341:            [ "`uname -m`" != "$MACHINE" ]); then
1.26      thorpej   342:                bomb "DESTDIR must be set to a non-root path for cross builds or -d or -R."
1.16      thorpej   343:        elif $do_buildsystem; then
                    344:                echo "===> WARNING: Building to /."
                    345:                echo "===> If your kernel is not up to date, this may cause the system to break!"
1.15      tv        346:        fi
                    347: else
                    348:        removedirs="$removedirs $DESTDIR"
                    349: fi
                    350:
                    351: # Remove the target directories.
                    352: if $do_removedirs; then
                    353:        for f in $removedirs; do
                    354:                echo "===> Removing $f"
                    355:                $runcmd rm -r -f $f
                    356:        done
                    357: fi
                    358:
                    359: # Recreate $TOOLDIR.
1.53      pk        360: $runcmd mkdir -p "$TOOLDIR/bin" || bomb "mkdir of '$TOOLDIR/bin' failed"
1.15      tv        361:
                    362: # Install nbmake if it was built.
                    363: if $do_rebuildmake; then
1.53      pk        364:        $runcmd rm -f "$TOOLDIR/bin/nbmake"
                    365:        $runcmd cp $make "$TOOLDIR/bin/nbmake"
                    366:        $runcmd rm -r -f "$tmpdir"
1.4       tv        367:        trap 0 1 2 3 15
1.1       tv        368: fi
                    369:
1.4       tv        370: # Build a nbmake wrapper script, usable by hand as well as by build.sh.
1.15      tv        371: if [ -z "$makewrapper" ]; then
1.53      pk        372:        makewrapper="$TOOLDIR/bin/nbmake-$MACHINE"
1.52      thorpej   373:        if [ ! -z "$BUILDID" ]; then
1.53      pk        374:                makewrapper="$makewrapper-$BUILDID"
1.52      thorpej   375:        fi
1.15      tv        376: fi
1.4       tv        377:
1.53      pk        378: $runcmd rm -f "$makewrapper"
1.21      jmc       379: if [ "$runcmd" = "echo" ]; then
                    380:        echo 'cat <<EOF >'$makewrapper
                    381:        makewrapout=
                    382: else
1.53      pk        383:        makewrapout=">>\$makewrapper"
1.21      jmc       384: fi
1.18      tv        385:
1.21      jmc       386: eval cat <<EOF $makewrapout
1.4       tv        387: #! /bin/sh
                    388: # Set proper variables to allow easy "make" building of a NetBSD subtree.
1.58.2.5! he        389: # Generated from:  \$NetBSD: build.sh,v 1.58.2.4 2002/11/03 16:28:36 he Exp $
1.4       tv        390: #
1.18      tv        391:
                    392: EOF
1.21      jmc       393: for f in $makeenv; do
                    394:        eval echo "$f=\'\$`echo $f`\'\;\ export\ $f" $makewrapout
                    395: done
                    396: eval echo "USETOOLS=yes\; export USETOOLS" $makewrapout
1.18      tv        397:
1.53      pk        398: eval cat <<'EOF' $makewrapout
1.18      tv        399:
1.53      pk        400: exec "$TOOLDIR/bin/nbmake" ${1+"$@"}
1.4       tv        401: EOF
1.21      jmc       402: [ "$runcmd" = "echo" ] && echo EOF
1.53      pk        403: $runcmd chmod +x "$makewrapper"
1.4       tv        404:
1.10      tv        405: if $do_buildsystem; then
1.57      sommerfe  406:        ${runcmd-exec} "$makewrapper" $parallel $buildtarget
1.16      thorpej   407: elif $do_buildonlytools; then
                    408:        if [ "$MKOBJDIRS" != "no" ]; then
1.57      sommerfe  409:                $runcmd "$makewrapper" $parallel obj-tools || exit 1
1.16      thorpej   410:        fi
1.18      tv        411:        $runcmd cd tools
1.31      jmc       412:        if [ "$UPDATE" = "" ]; then
1.53      pk        413:                ${runcmd-exec} "$makewrapper" cleandir dependall install
1.31      jmc       414:        else
1.53      pk        415:                ${runcmd-exec} "$makewrapper" dependall install
1.31      jmc       416:        fi
1.9       jmc       417: fi

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