Annotation of src/build.sh, Revision 1.28
1.1 tv 1: #! /bin/sh
1.28 ! thorpej 2: # $NetBSD: build.sh,v 1.27 2001/11/26 05:57:33 jmc 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
7: # with a strange /bin/sh, "ksh" may be an ample alternative.
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:
18: getarch () {
19: # Translate a MACHINE into a default MACHINE_ARCH.
20: case $MACHINE in
1.13 reinoud 21: arm26|dnard|evbarm|hpcarm|netwinder)
1.1 tv 22: MACHINE_ARCH=arm;;
23:
1.13 reinoud 24: acorn32|arm32|cats)
1.5 bjh21 25: MACHINE_ARCH=arm32;;
26:
1.1 tv 27: sun2)
28: MACHINE_ARCH=m68000;;
29:
30: amiga|atari|cesfic|hp300|sun3|*68k)
31: MACHINE_ARCH=m68k;;
32:
33: mipsco|newsmips|sgimips)
34: MACHINE_ARCH=mipseb;;
35:
36: algor|arc|cobalt|hpcmips|playstation2|pmax)
37: MACHINE_ARCH=mipsel;;
38:
39: pc532)
40: MACHINE_ARCH=ns32k;;
41:
42: bebox|prep|sandpoint|walnut|*ppc)
43: MACHINE_ARCH=powerpc;;
44:
1.22 msaitoh 45: evbsh3|mmeye)
1.1 tv 46: MACHINE_ARCH=sh3eb;;
47:
1.22 msaitoh 48: dreamcast|hpcsh)
1.1 tv 49: MACHINE_ARCH=sh3el;;
50:
1.5 bjh21 51: alpha|i386|sparc|sparc64|vax|x86_64)
1.4 tv 52: MACHINE_ARCH=$MACHINE;;
53:
54: *) bomb "unknown target MACHINE: $MACHINE";;
1.1 tv 55: esac
56: }
57:
1.15 tv 58: getmakevar () {
1.18 tv 59: cat <<EOF | $make -s -f- _x_
1.15 tv 60: _x_:
61: echo \${$1}
62: .include <bsd.prog.mk>
63: EOF
64: }
65:
1.4 tv 66: # Emulate "mkdir -p" for systems that have an Old "mkdir".
67: mkdirp () {
1.28 ! thorpej 68: oifs=$IFS
! 69: IFS=/; set -- $@; IFS=$oifs
1.4 tv 70: _d=
1.15 tv 71: if [ -z "$1" ]; then _d=/; shift; fi
1.4 tv 72:
73: for _f in "$@"; do
1.15 tv 74: if [ -n "$_f" ]; then
1.10 tv 75: [ -d "$_d$_f" ] || $runcmd mkdir "$_d$_f" || return 1
1.4 tv 76: _d="$_d$_f/"
77: fi
78: done
79: }
80:
1.10 tv 81: resolvepath () {
82: case $OPTARG in
83: /*) ;;
84: *) OPTARG="$cwd/$OPTARG";;
85: esac
86: }
87:
1.1 tv 88: usage () {
89: echo "Usage:"
1.26 thorpej 90: echo "$0 [-bdoru] [-a arch] [-j njob] -m mach [-w wrapper]"
1.12 tv 91: echo " [-D dest] [-O obj] [-R release] [-T tools]"
1.4 tv 92: echo ""
1.15 tv 93: echo " -a: set MACHINE_ARCH to arch (otherwise deduced from MACHINE)"
94: echo " -b: build nbmake and nbmake wrapper script, if needed"
1.26 thorpej 95: echo " -d: build a full distribution into DESTDIR (including etc files)"
1.3 tv 96: echo " -j: set NBUILDJOBS to njob"
1.15 tv 97: echo " -m: set MACHINE to mach (not required if NetBSD native)"
1.12 tv 98: echo " -n: show commands that would be executed, but do not execute them"
1.15 tv 99: echo " -o: set MKOBJDIRS=no (do not create objdirs at start of build)"
100: echo " -r: remove contents of TOOLDIR and DESTDIR before building"
1.16 thorpej 101: echo " -t: build and install tools only (implies -b)"
1.18 tv 102: echo " -u: set UPDATE"
1.15 tv 103: echo " -w: create nbmake script at wrapper (default TOOLDIR/bin/nbmake-MACHINE)"
1.18 tv 104: echo " -D: set DESTDIR to dest"
1.12 tv 105: echo " -O: set obj root directory to obj (sets a MAKEOBJDIR pattern)"
1.15 tv 106: echo " -R: build a release (and set RELEASEDIR to release)"
1.18 tv 107: echo " -T: set TOOLDIR to tools"
1.15 tv 108: echo ""
109: echo "Note: if -T is unset and TOOLDIR is not set in the environment,"
110: echo " nbmake will be [re]built unconditionally."
1.1 tv 111: exit 1
112: }
113:
1.10 tv 114: # Set defaults.
1.18 tv 115: MAKEFLAGS=
1.12 tv 116: buildtarget=build
1.10 tv 117: cwd=`pwd`
118: do_buildsystem=true
1.16 thorpej 119: do_buildonlytools=false
1.10 tv 120: do_rebuildmake=false
121: do_removedirs=false
1.18 tv 122: makeenv=
123: makewrapper=
1.10 tv 124: opt_a=no
1.26 thorpej 125: opts='a:bdhj:m:nortuw:D:O:R:T:'
1.18 tv 126: runcmd=
1.4 tv 127:
128: if type getopts >/dev/null 2>&1; then
129: # Use POSIX getopts.
130: getoptcmd='getopts $opts opt && opt=-$opt'
131: optargcmd=':'
132: else
133: type getopt >/dev/null 2>&1 || bomb "/bin/sh shell is too old; try ksh"
1.2 tv 134:
1.4 tv 135: # Use old-style getopt(1) (doesn't handle whitespace in args).
136: args="`getopt $opts $*`"
137: [ $? = 0 ] || usage
138: set -- $args
1.1 tv 139:
1.4 tv 140: getoptcmd='[ $# -gt 0 ] && opt="$1" && shift'
141: optargcmd='OPTARG="$1"; shift'
142: fi
1.10 tv 143:
144: # Parse command line options.
1.4 tv 145: while eval $getoptcmd; do case $opt in
146: -a) eval $optargcmd
147: MACHINE_ARCH=$OPTARG; opt_a=yes;;
1.1 tv 148:
1.10 tv 149: -b) do_buildsystem=false;;
1.9 jmc 150:
1.26 thorpej 151: -d) buildtarget=distribution;;
152:
1.4 tv 153: -j) eval $optargcmd
1.18 tv 154: MAKEFLAGS="$MAKEFLAGS NBUILDJOBS=$OPTARG"; export MAKEFLAGS;;
1.1 tv 155:
1.4 tv 156: # -m overrides MACHINE_ARCH unless "-a" is specified
157: -m) eval $optargcmd
158: MACHINE=$OPTARG; [ "$opt_a" != "yes" ] && getarch;;
1.3 tv 159:
1.10 tv 160: -n) runcmd=echo;;
161:
1.12 tv 162: -o) MKOBJDIRS=no;;
163:
1.10 tv 164: -r) do_removedirs=true; do_rebuildmake=true;;
1.1 tv 165:
1.16 thorpej 166: -t) do_buildonlytools=true; do_buildsystem=false;;
167:
1.18 tv 168: -u) UPDATE=yes; export UPDATE
169: makeenv="$makeenv UPDATE";;
1.15 tv 170:
171: -w) eval $optargcmd; resolvepath
172: makewrapper="$OPTARG";;
1.12 tv 173:
1.10 tv 174: -D) eval $optargcmd; resolvepath
1.19 dillo 175: DESTDIR="$OPTARG"; export DESTDIR
1.18 tv 176: makeenv="$makeenv DESTDIR";;
1.4 tv 177:
1.12 tv 178: -O) eval $optargcmd; resolvepath
1.15 tv 179: MAKEOBJDIR="\${.CURDIR:C,^$cwd,$OPTARG,}"; export MAKEOBJDIR
1.27 jmc 180: makeobjdir=$OPTARG
1.18 tv 181: makeenv="$makeenv MAKEOBJDIR";;
1.12 tv 182:
1.10 tv 183: -R) eval $optargcmd; resolvepath
1.18 tv 184: RELEASEDIR=$OPTARG; export RELEASEDIR
185: makeenv="$makeenv RELEASEDIR"
1.15 tv 186: buildtarget=release;;
1.4 tv 187:
1.10 tv 188: -T) eval $optargcmd; resolvepath
1.18 tv 189: TOOLDIR="$OPTARG"; export TOOLDIR;;
1.4 tv 190:
191: --) break;;
192: -'?'|-h) usage;;
1.1 tv 193: esac; done
194:
1.15 tv 195: # Set up MACHINE*. On a NetBSD host, these are allowed to be unset.
196: if [ -z "$MACHINE" ]; then
197: if [ "`uname -s 2>/dev/null`" != "NetBSD" ]; then
198: echo "MACHINE must be set, or -m must be used, for cross builds."
1.4 tv 199: echo ""; usage
200: fi
1.15 tv 201: MACHINE=`uname -m`
202: fi
1.10 tv 203: [ -n "$MACHINE_ARCH" ] || getarch
1.3 tv 204:
1.15 tv 205: # Set up default make(1) environment.
1.18 tv 206: makeenv="$makeenv TOOLDIR MACHINE MACHINE_ARCH MAKEFLAGS"
207: MAKEFLAGS="-m $cwd/share/mk $MAKEFLAGS MKOBJDIRS=${MKOBJDIRS-yes}"
208: export MAKEFLAGS MACHINE MACHINE_ARCH
1.15 tv 209:
210: # Test make source file timestamps against installed nbmake binary,
211: # if TOOLDIR is pre-set.
212: make=${TOOLDIR-nonexistent}/bin/nbmake
213: if [ -x $make ]; then
1.1 tv 214: for f in usr.bin/make/*.[ch] usr.bin/make/lst.lib/*.[ch]; do
1.15 tv 215: if [ $f -nt $make ]; then
1.10 tv 216: do_rebuildmake=true; break
1.1 tv 217: fi
218: done
219: else
1.10 tv 220: do_rebuildmake=true
1.1 tv 221: fi
222:
1.15 tv 223: # Build bootstrap nbmake if needed.
1.10 tv 224: if $do_rebuildmake; then
1.18 tv 225: $runcmd echo "===> Bootstrapping nbmake"
1.4 tv 226: tmpdir=${TMPDIR-/tmp}/nbbuild$$
227:
1.10 tv 228: $runcmd mkdir $tmpdir || bomb "cannot mkdir: $tmpdir"
1.4 tv 229: trap "rm -r -f $tmpdir" 0
230: trap "exit 1" 1 2 3 15
1.10 tv 231: $runcmd cd $tmpdir
1.1 tv 232:
1.12 tv 233: $runcmd ${HOST_CC-cc} ${HOST_CFLAGS} -DMAKE_BOOTSTRAP \
1.28 ! thorpej 234: -DMAKE_MACHINE=\"`uname -m`\" \
1.15 tv 235: -o nbmake -I$cwd/usr.bin/make \
1.12 tv 236: $cwd/usr.bin/make/*.c $cwd/usr.bin/make/lst.lib/*.c \
1.4 tv 237: || bomb "build of nbmake failed"
1.1 tv 238:
1.15 tv 239: make=$tmpdir/nbmake
1.10 tv 240: $runcmd cd $cwd
1.15 tv 241: $runcmd rm -f usr.bin/make/*.o usr.bin/make/lst.lib/*.o
242: fi
243:
244: # If TOOLDIR isn't already set, make objdirs in "tools" in case the
245: # default setting from <bsd.own.mk> is used.
246: if [ -z "$TOOLDIR" ] && [ "$MKOBJDIRS" != "no" ]; then
1.18 tv 247: $runcmd cd tools
248: $runcmd $make obj NOSUBDIR= || exit 1
249: $runcmd cd ..
1.15 tv 250: fi
251:
1.27 jmc 252: #
253: # If setting -O to root an obj dir make sure the base directory is made
254: # before continuing as bsd.own.mk will need this to pick up _SRC_TOP_OBJ_
255: #
256: if [ "$MKOBJDIRS" != "no" ] && [ ! -z "$makeobjdir" ]; then
257: $runcmd mkdirp $makeobjdir
258: fi
259:
1.15 tv 260: # Find DESTDIR and TOOLDIR.
261: if [ "$runcmd" = "echo" ]; then
1.24 tv 262: # shown symbolically with -n because these may come from mk.conf
263: DESTDIR='$DESTDIR'
264: TOOLDIR='$TOOLDIR'
1.15 tv 265: else
266: DESTDIR=`getmakevar DESTDIR`; echo "===> DESTDIR path: $DESTDIR"
267: TOOLDIR=`getmakevar TOOLDIR`; echo "===> TOOLDIR path: $TOOLDIR"
1.18 tv 268: export DESTDIR TOOLDIR
1.15 tv 269: fi
270:
271: # Check validity of TOOLDIR and DESTDIR.
272: if [ -z "$TOOLDIR" ] || [ "$TOOLDIR" = "/" ]; then
273: bomb "TOOLDIR '$TOOLDIR' invalid"
274: fi
275: removedirs="$TOOLDIR"
276:
277: if [ -z "$DESTDIR" ] || [ "$DESTDIR" = "/" ]; then
1.16 thorpej 278: if $do_buildsystem && \
1.26 thorpej 279: ([ "$buildtarget" != "build" ] || \
1.16 thorpej 280: [ "`uname -s 2>/dev/null`" != "NetBSD" ] || \
281: [ "`uname -m`" != "$MACHINE" ]); then
1.26 thorpej 282: bomb "DESTDIR must be set to a non-root path for cross builds or -d or -R."
1.16 thorpej 283: elif $do_buildsystem; then
284: echo "===> WARNING: Building to /."
285: echo "===> If your kernel is not up to date, this may cause the system to break!"
1.15 tv 286: fi
287: else
288: removedirs="$removedirs $DESTDIR"
289: fi
290:
291: # Remove the target directories.
292: if $do_removedirs; then
293: for f in $removedirs; do
294: echo "===> Removing $f"
295: $runcmd rm -r -f $f
296: done
297: fi
298:
299: # Recreate $TOOLDIR.
300: mkdirp $TOOLDIR/bin || bomb "mkdir of $TOOLDIR/bin failed"
301:
302: # Install nbmake if it was built.
303: if $do_rebuildmake; then
304: $runcmd rm -f $TOOLDIR/bin/nbmake
305: $runcmd cp $make $TOOLDIR/bin/nbmake
1.10 tv 306: $runcmd rm -r -f $tmpdir
1.4 tv 307: trap 0 1 2 3 15
1.1 tv 308: fi
309:
1.4 tv 310: # Build a nbmake wrapper script, usable by hand as well as by build.sh.
1.15 tv 311: if [ -z "$makewrapper" ]; then
312: makewrapper=$TOOLDIR/bin/nbmake-$MACHINE
313: fi
1.4 tv 314:
1.21 jmc 315: $runcmd rm -f $makewrapper
316: if [ "$runcmd" = "echo" ]; then
317: echo 'cat <<EOF >'$makewrapper
318: makewrapout=
319: else
320: makewrapout=">>$makewrapper"
321: fi
1.18 tv 322:
1.21 jmc 323: eval cat <<EOF $makewrapout
1.4 tv 324: #! /bin/sh
325: # Set proper variables to allow easy "make" building of a NetBSD subtree.
1.28 ! thorpej 326: # Generated from: \$NetBSD: build.sh,v 1.27 2001/11/26 05:57:33 jmc Exp $
1.4 tv 327: #
1.18 tv 328:
329: EOF
1.21 jmc 330: for f in $makeenv; do
331: eval echo "$f=\'\$`echo $f`\'\;\ export\ $f" $makewrapout
332: done
333: eval echo "USETOOLS=yes\; export USETOOLS" $makewrapout
1.18 tv 334:
1.21 jmc 335: eval cat <<EOF $makewrapout
1.18 tv 336:
337: exec \$TOOLDIR/bin/nbmake \${1+"\$@"}
1.4 tv 338: EOF
1.21 jmc 339: [ "$runcmd" = "echo" ] && echo EOF
340: $runcmd chmod +x $makewrapper
1.4 tv 341:
1.10 tv 342: if $do_buildsystem; then
1.15 tv 343: ${runcmd-exec} $makewrapper $buildtarget
1.16 thorpej 344: elif $do_buildonlytools; then
345: if [ "$MKOBJDIRS" != "no" ]; then
1.20 thorpej 346: $runcmd $makewrapper obj-tools || exit 1
1.16 thorpej 347: fi
1.18 tv 348: $runcmd cd tools
1.25 thorpej 349: ${runcmd-exec} $makewrapper cleandir dependall install
1.9 jmc 350: fi
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