Annotation of src/build.sh, Revision 1.33
1.1 tv 1: #! /bin/sh
1.33 ! tv 2: # $NetBSD: build.sh,v 1.32 2001/12/11 20:45:31 tv 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: #
9:
10: bomb () {
11: echo ""
12: echo "ERROR: $@"
13: echo "*** BUILD ABORTED ***"
14: exit 1
15: }
1.15 tv 16: [ -d usr.bin/make ] || bomb "build.sh must be run from the top source level"
1.1 tv 17:
1.29 jmc 18: TOP=`pwd`
19:
1.1 tv 20: getarch () {
21: # Translate a MACHINE into a default MACHINE_ARCH.
22: case $MACHINE in
1.13 reinoud 23: arm26|dnard|evbarm|hpcarm|netwinder)
1.1 tv 24: MACHINE_ARCH=arm;;
25:
1.13 reinoud 26: acorn32|arm32|cats)
1.5 bjh21 27: MACHINE_ARCH=arm32;;
28:
1.1 tv 29: sun2)
30: MACHINE_ARCH=m68000;;
31:
32: amiga|atari|cesfic|hp300|sun3|*68k)
33: MACHINE_ARCH=m68k;;
34:
35: mipsco|newsmips|sgimips)
36: MACHINE_ARCH=mipseb;;
37:
38: algor|arc|cobalt|hpcmips|playstation2|pmax)
39: MACHINE_ARCH=mipsel;;
40:
41: pc532)
42: MACHINE_ARCH=ns32k;;
43:
44: bebox|prep|sandpoint|walnut|*ppc)
45: MACHINE_ARCH=powerpc;;
46:
1.22 msaitoh 47: evbsh3|mmeye)
1.1 tv 48: MACHINE_ARCH=sh3eb;;
49:
1.22 msaitoh 50: dreamcast|hpcsh)
1.1 tv 51: MACHINE_ARCH=sh3el;;
52:
1.5 bjh21 53: alpha|i386|sparc|sparc64|vax|x86_64)
1.4 tv 54: MACHINE_ARCH=$MACHINE;;
55:
56: *) bomb "unknown target MACHINE: $MACHINE";;
1.1 tv 57: esac
58: }
59:
1.15 tv 60: getmakevar () {
1.30 jmc 61: $make -m ${TOP}/share/mk -s -f- _x_ <<EOF
1.15 tv 62: _x_:
63: echo \${$1}
64: .include <bsd.prog.mk>
65: EOF
66: }
67:
1.4 tv 68: # Emulate "mkdir -p" for systems that have an Old "mkdir".
69: mkdirp () {
1.28 thorpej 70: oifs=$IFS
71: IFS=/; set -- $@; IFS=$oifs
1.4 tv 72: _d=
1.15 tv 73: if [ -z "$1" ]; then _d=/; shift; fi
1.4 tv 74:
75: for _f in "$@"; do
1.15 tv 76: if [ -n "$_f" ]; then
1.10 tv 77: [ -d "$_d$_f" ] || $runcmd mkdir "$_d$_f" || return 1
1.4 tv 78: _d="$_d$_f/"
79: fi
80: done
81: }
82:
1.10 tv 83: resolvepath () {
84: case $OPTARG in
85: /*) ;;
86: *) OPTARG="$cwd/$OPTARG";;
87: esac
88: }
89:
1.1 tv 90: usage () {
91: echo "Usage:"
1.26 thorpej 92: echo "$0 [-bdoru] [-a arch] [-j njob] -m mach [-w wrapper]"
1.12 tv 93: echo " [-D dest] [-O obj] [-R release] [-T tools]"
1.4 tv 94: echo ""
1.15 tv 95: echo " -a: set MACHINE_ARCH to arch (otherwise deduced from MACHINE)"
96: echo " -b: build nbmake and nbmake wrapper script, if needed"
1.26 thorpej 97: echo " -d: build a full distribution into DESTDIR (including etc files)"
1.3 tv 98: echo " -j: set NBUILDJOBS to njob"
1.15 tv 99: echo " -m: set MACHINE to mach (not required if NetBSD native)"
1.12 tv 100: echo " -n: show commands that would be executed, but do not execute them"
1.15 tv 101: echo " -o: set MKOBJDIRS=no (do not create objdirs at start of build)"
102: echo " -r: remove contents of TOOLDIR and DESTDIR before building"
1.16 thorpej 103: echo " -t: build and install tools only (implies -b)"
1.18 tv 104: echo " -u: set UPDATE"
1.15 tv 105: echo " -w: create nbmake script at wrapper (default TOOLDIR/bin/nbmake-MACHINE)"
1.18 tv 106: echo " -D: set DESTDIR to dest"
1.12 tv 107: echo " -O: set obj root directory to obj (sets a MAKEOBJDIR pattern)"
1.15 tv 108: echo " -R: build a release (and set RELEASEDIR to release)"
1.18 tv 109: echo " -T: set TOOLDIR to tools"
1.15 tv 110: echo ""
111: echo "Note: if -T is unset and TOOLDIR is not set in the environment,"
112: echo " nbmake will be [re]built unconditionally."
1.1 tv 113: exit 1
114: }
115:
1.10 tv 116: # Set defaults.
1.18 tv 117: MAKEFLAGS=
1.12 tv 118: buildtarget=build
1.10 tv 119: cwd=`pwd`
120: do_buildsystem=true
1.16 thorpej 121: do_buildonlytools=false
1.10 tv 122: do_rebuildmake=false
123: do_removedirs=false
1.18 tv 124: makeenv=
125: makewrapper=
1.10 tv 126: opt_a=no
1.26 thorpej 127: opts='a:bdhj:m:nortuw:D:O:R:T:'
1.18 tv 128: runcmd=
1.4 tv 129:
130: if type getopts >/dev/null 2>&1; then
131: # Use POSIX getopts.
132: getoptcmd='getopts $opts opt && opt=-$opt'
133: optargcmd=':'
134: else
1.33 ! tv 135: type getopt >/dev/null 2>&1 || bomb "/bin/sh shell is too old; try ksh or bash"
1.2 tv 136:
1.4 tv 137: # Use old-style getopt(1) (doesn't handle whitespace in args).
138: args="`getopt $opts $*`"
139: [ $? = 0 ] || usage
140: set -- $args
1.1 tv 141:
1.4 tv 142: getoptcmd='[ $# -gt 0 ] && opt="$1" && shift'
143: optargcmd='OPTARG="$1"; shift'
144: fi
1.10 tv 145:
146: # Parse command line options.
1.4 tv 147: while eval $getoptcmd; do case $opt in
148: -a) eval $optargcmd
149: MACHINE_ARCH=$OPTARG; opt_a=yes;;
1.1 tv 150:
1.10 tv 151: -b) do_buildsystem=false;;
1.9 jmc 152:
1.26 thorpej 153: -d) buildtarget=distribution;;
154:
1.4 tv 155: -j) eval $optargcmd
1.18 tv 156: MAKEFLAGS="$MAKEFLAGS NBUILDJOBS=$OPTARG"; export MAKEFLAGS;;
1.1 tv 157:
1.4 tv 158: # -m overrides MACHINE_ARCH unless "-a" is specified
159: -m) eval $optargcmd
160: MACHINE=$OPTARG; [ "$opt_a" != "yes" ] && getarch;;
1.3 tv 161:
1.10 tv 162: -n) runcmd=echo;;
163:
1.12 tv 164: -o) MKOBJDIRS=no;;
165:
1.10 tv 166: -r) do_removedirs=true; do_rebuildmake=true;;
1.1 tv 167:
1.16 thorpej 168: -t) do_buildonlytools=true; do_buildsystem=false;;
169:
1.18 tv 170: -u) UPDATE=yes; export UPDATE
171: makeenv="$makeenv UPDATE";;
1.15 tv 172:
173: -w) eval $optargcmd; resolvepath
174: makewrapper="$OPTARG";;
1.12 tv 175:
1.10 tv 176: -D) eval $optargcmd; resolvepath
1.19 dillo 177: DESTDIR="$OPTARG"; export DESTDIR
1.18 tv 178: makeenv="$makeenv DESTDIR";;
1.4 tv 179:
1.12 tv 180: -O) eval $optargcmd; resolvepath
1.15 tv 181: MAKEOBJDIR="\${.CURDIR:C,^$cwd,$OPTARG,}"; export MAKEOBJDIR
1.27 jmc 182: makeobjdir=$OPTARG
1.18 tv 183: makeenv="$makeenv MAKEOBJDIR";;
1.12 tv 184:
1.10 tv 185: -R) eval $optargcmd; resolvepath
1.18 tv 186: RELEASEDIR=$OPTARG; export RELEASEDIR
187: makeenv="$makeenv RELEASEDIR"
1.15 tv 188: buildtarget=release;;
1.4 tv 189:
1.10 tv 190: -T) eval $optargcmd; resolvepath
1.18 tv 191: TOOLDIR="$OPTARG"; export TOOLDIR;;
1.4 tv 192:
193: --) break;;
194: -'?'|-h) usage;;
1.1 tv 195: esac; done
196:
1.15 tv 197: # Set up MACHINE*. On a NetBSD host, these are allowed to be unset.
198: if [ -z "$MACHINE" ]; then
199: if [ "`uname -s 2>/dev/null`" != "NetBSD" ]; then
200: echo "MACHINE must be set, or -m must be used, for cross builds."
1.4 tv 201: echo ""; usage
202: fi
1.15 tv 203: MACHINE=`uname -m`
204: fi
1.10 tv 205: [ -n "$MACHINE_ARCH" ] || getarch
1.3 tv 206:
1.15 tv 207: # Set up default make(1) environment.
1.18 tv 208: makeenv="$makeenv TOOLDIR MACHINE MACHINE_ARCH MAKEFLAGS"
209: MAKEFLAGS="-m $cwd/share/mk $MAKEFLAGS MKOBJDIRS=${MKOBJDIRS-yes}"
210: export MAKEFLAGS MACHINE MACHINE_ARCH
1.15 tv 211:
212: # Test make source file timestamps against installed nbmake binary,
213: # if TOOLDIR is pre-set.
214: make=${TOOLDIR-nonexistent}/bin/nbmake
215: if [ -x $make ]; then
1.1 tv 216: for f in usr.bin/make/*.[ch] usr.bin/make/lst.lib/*.[ch]; do
1.15 tv 217: if [ $f -nt $make ]; then
1.10 tv 218: do_rebuildmake=true; break
1.1 tv 219: fi
220: done
221: else
1.10 tv 222: do_rebuildmake=true
1.1 tv 223: fi
224:
1.15 tv 225: # Build bootstrap nbmake if needed.
1.10 tv 226: if $do_rebuildmake; then
1.18 tv 227: $runcmd echo "===> Bootstrapping nbmake"
1.4 tv 228: tmpdir=${TMPDIR-/tmp}/nbbuild$$
229:
1.10 tv 230: $runcmd mkdir $tmpdir || bomb "cannot mkdir: $tmpdir"
1.4 tv 231: trap "rm -r -f $tmpdir" 0
232: trap "exit 1" 1 2 3 15
1.10 tv 233: $runcmd cd $tmpdir
1.1 tv 234:
1.12 tv 235: $runcmd ${HOST_CC-cc} ${HOST_CFLAGS} -DMAKE_BOOTSTRAP \
1.15 tv 236: -o nbmake -I$cwd/usr.bin/make \
1.12 tv 237: $cwd/usr.bin/make/*.c $cwd/usr.bin/make/lst.lib/*.c \
1.33 ! tv 238: ${HOST_LDFLAGS} || bomb "build of nbmake failed"
1.1 tv 239:
1.15 tv 240: make=$tmpdir/nbmake
1.10 tv 241: $runcmd cd $cwd
1.15 tv 242: $runcmd rm -f usr.bin/make/*.o usr.bin/make/lst.lib/*.o
243: fi
244:
1.30 jmc 245: USE_NEW_TOOLCHAIN=`getmakevar USE_NEW_TOOLCHAIN`
246: if [ "${USE_NEW_TOOLCHAIN}" != "nowarn" ]; then
247: echo "ERROR: build.sh (new toolchain) is not yet enabled for"
248: echo
249: echo "MACHINE: ${MACHINE}"
250: echo "MACHINE_ARCH: ${MACHINE_ARCH}"
251: echo
252: echo "All builds for this platform should be done via a traditional make"
253: echo
254: echo "If you wish to test using the new toolchain set"
255: echo
256: echo "USE_NEW_TOOLCHAIN=yes"
257: echo
258: echo "in either the environment or mk.conf and rerun"
259: echo
260: echo "$0 $*"
261: exit 1
262: fi
263:
1.15 tv 264: # If TOOLDIR isn't already set, make objdirs in "tools" in case the
265: # default setting from <bsd.own.mk> is used.
266: if [ -z "$TOOLDIR" ] && [ "$MKOBJDIRS" != "no" ]; then
1.18 tv 267: $runcmd cd tools
1.29 jmc 268: $runcmd $make -m ${TOP}/share/mk obj NOSUBDIR= || exit 1
1.18 tv 269: $runcmd cd ..
1.15 tv 270: fi
271:
1.27 jmc 272: #
273: # If setting -O to root an obj dir make sure the base directory is made
274: # before continuing as bsd.own.mk will need this to pick up _SRC_TOP_OBJ_
275: #
276: if [ "$MKOBJDIRS" != "no" ] && [ ! -z "$makeobjdir" ]; then
277: $runcmd mkdirp $makeobjdir
278: fi
279:
1.15 tv 280: # Find DESTDIR and TOOLDIR.
281: if [ "$runcmd" = "echo" ]; then
1.24 tv 282: # shown symbolically with -n because these may come from mk.conf
283: DESTDIR='$DESTDIR'
284: TOOLDIR='$TOOLDIR'
1.15 tv 285: else
286: DESTDIR=`getmakevar DESTDIR`; echo "===> DESTDIR path: $DESTDIR"
287: TOOLDIR=`getmakevar TOOLDIR`; echo "===> TOOLDIR path: $TOOLDIR"
1.18 tv 288: export DESTDIR TOOLDIR
1.15 tv 289: fi
290:
291: # Check validity of TOOLDIR and DESTDIR.
292: if [ -z "$TOOLDIR" ] || [ "$TOOLDIR" = "/" ]; then
293: bomb "TOOLDIR '$TOOLDIR' invalid"
294: fi
295: removedirs="$TOOLDIR"
296:
297: if [ -z "$DESTDIR" ] || [ "$DESTDIR" = "/" ]; then
1.16 thorpej 298: if $do_buildsystem && \
1.26 thorpej 299: ([ "$buildtarget" != "build" ] || \
1.16 thorpej 300: [ "`uname -s 2>/dev/null`" != "NetBSD" ] || \
301: [ "`uname -m`" != "$MACHINE" ]); then
1.26 thorpej 302: bomb "DESTDIR must be set to a non-root path for cross builds or -d or -R."
1.16 thorpej 303: elif $do_buildsystem; then
304: echo "===> WARNING: Building to /."
305: echo "===> If your kernel is not up to date, this may cause the system to break!"
1.15 tv 306: fi
307: else
308: removedirs="$removedirs $DESTDIR"
309: fi
310:
311: # Remove the target directories.
312: if $do_removedirs; then
313: for f in $removedirs; do
314: echo "===> Removing $f"
315: $runcmd rm -r -f $f
316: done
317: fi
318:
319: # Recreate $TOOLDIR.
320: mkdirp $TOOLDIR/bin || bomb "mkdir of $TOOLDIR/bin failed"
321:
322: # Install nbmake if it was built.
323: if $do_rebuildmake; then
324: $runcmd rm -f $TOOLDIR/bin/nbmake
325: $runcmd cp $make $TOOLDIR/bin/nbmake
1.10 tv 326: $runcmd rm -r -f $tmpdir
1.4 tv 327: trap 0 1 2 3 15
1.1 tv 328: fi
329:
1.4 tv 330: # Build a nbmake wrapper script, usable by hand as well as by build.sh.
1.15 tv 331: if [ -z "$makewrapper" ]; then
332: makewrapper=$TOOLDIR/bin/nbmake-$MACHINE
333: fi
1.4 tv 334:
1.21 jmc 335: $runcmd rm -f $makewrapper
336: if [ "$runcmd" = "echo" ]; then
337: echo 'cat <<EOF >'$makewrapper
338: makewrapout=
339: else
340: makewrapout=">>$makewrapper"
341: fi
1.18 tv 342:
1.21 jmc 343: eval cat <<EOF $makewrapout
1.4 tv 344: #! /bin/sh
345: # Set proper variables to allow easy "make" building of a NetBSD subtree.
1.33 ! tv 346: # Generated from: \$NetBSD: build.sh,v 1.32 2001/12/11 20:45:31 tv Exp $
1.4 tv 347: #
1.18 tv 348:
349: EOF
1.21 jmc 350: for f in $makeenv; do
351: eval echo "$f=\'\$`echo $f`\'\;\ export\ $f" $makewrapout
352: done
353: eval echo "USETOOLS=yes\; export USETOOLS" $makewrapout
1.18 tv 354:
1.21 jmc 355: eval cat <<EOF $makewrapout
1.18 tv 356:
357: exec \$TOOLDIR/bin/nbmake \${1+"\$@"}
1.4 tv 358: EOF
1.21 jmc 359: [ "$runcmd" = "echo" ] && echo EOF
360: $runcmd chmod +x $makewrapper
1.4 tv 361:
1.10 tv 362: if $do_buildsystem; then
1.15 tv 363: ${runcmd-exec} $makewrapper $buildtarget
1.16 thorpej 364: elif $do_buildonlytools; then
365: if [ "$MKOBJDIRS" != "no" ]; then
1.20 thorpej 366: $runcmd $makewrapper obj-tools || exit 1
1.16 thorpej 367: fi
1.18 tv 368: $runcmd cd tools
1.31 jmc 369: if [ "$UPDATE" = "" ]; then
370: ${runcmd-exec} $makewrapper cleandir dependall install
371: else
372: ${runcmd-exec} $makewrapper dependall install
373: fi
1.9 jmc 374: fi
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