Annotation of src/build.sh, Revision 1.17
1.1 tv 1: #! /bin/sh
1.17 ! thorpej 2: # $NetBSD: build.sh,v 1.16 2001/11/01 00:14:17 thorpej 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 $MACHINE in
1.13 reinoud 21: arm26|dnard|evbarm|hpcarm|netwinder)
1.1 tv 22: MACHINE_ARCH=arm;;
23:
1.13 reinoud 24: acorn32|arm32|cats)
1.5 bjh21 25: MACHINE_ARCH=arm32;;
26:
1.1 tv 27: sun2)
28: MACHINE_ARCH=m68000;;
29:
30: amiga|atari|cesfic|hp300|sun3|*68k)
31: MACHINE_ARCH=m68k;;
32:
33: mipsco|newsmips|sgimips)
34: MACHINE_ARCH=mipseb;;
35:
36: algor|arc|cobalt|hpcmips|playstation2|pmax)
37: MACHINE_ARCH=mipsel;;
38:
39: pc532)
40: MACHINE_ARCH=ns32k;;
41:
42: bebox|prep|sandpoint|walnut|*ppc)
43: MACHINE_ARCH=powerpc;;
44:
45: mmeye)
46: MACHINE_ARCH=sh3eb;;
47:
48: dreamcast|evbsh3|hpcsh)
49: MACHINE_ARCH=sh3el;;
50:
1.5 bjh21 51: alpha|i386|sparc|sparc64|vax|x86_64)
1.4 tv 52: MACHINE_ARCH=$MACHINE;;
53:
54: *) bomb "unknown target MACHINE: $MACHINE";;
1.1 tv 55: esac
56: }
57:
1.15 tv 58: getmakevar () {
59: cat <<EOF | $make -s -f- $makeflags _x_
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 () {
68: IFS=/; set -- $@; unset IFS
69: _d=
1.15 tv 70: if [ -z "$1" ]; then _d=/; shift; fi
1.4 tv 71:
72: for _f in "$@"; do
1.15 tv 73: if [ -n "$_f" ]; then
1.10 tv 74: [ -d "$_d$_f" ] || $runcmd mkdir "$_d$_f" || return 1
1.4 tv 75: _d="$_d$_f/"
76: fi
77: done
78: }
79:
1.10 tv 80: resolvepath () {
81: case $OPTARG in
82: /*) ;;
83: *) OPTARG="$cwd/$OPTARG";;
84: esac
85: }
86:
1.1 tv 87: usage () {
88: echo "Usage:"
1.15 tv 89: echo "$0 [-boru] [-a arch] [-j njob] -m mach [-w wrapper]"
1.12 tv 90: echo " [-D dest] [-O obj] [-R release] [-T tools]"
1.4 tv 91: echo ""
1.15 tv 92: echo " -a: set MACHINE_ARCH to arch (otherwise deduced from MACHINE)"
93: echo " -b: build nbmake and nbmake wrapper script, if needed"
1.3 tv 94: echo " -j: set NBUILDJOBS to njob"
1.15 tv 95: echo " -m: set MACHINE to mach (not required if NetBSD native)"
1.12 tv 96: echo " -n: show commands that would be executed, but do not execute them"
1.15 tv 97: echo " -o: set MKOBJDIRS=no (do not create objdirs at start of build)"
98: echo " -r: remove contents of TOOLDIR and DESTDIR before building"
1.16 thorpej 99: echo " -t: build and install tools only (implies -b)"
1.15 tv 100: echo " -u: set UPDATE (overrides mk.conf)"
101: echo " -w: create nbmake script at wrapper (default TOOLDIR/bin/nbmake-MACHINE)"
102: echo " -D: set DESTDIR to dest (overrides mk.conf)"
1.12 tv 103: echo " -O: set obj root directory to obj (sets a MAKEOBJDIR pattern)"
1.15 tv 104: echo " -R: build a release (and set RELEASEDIR to release)"
105: echo " -T: set TOOLDIR to tools (overrides mk.conf)"
106: echo ""
107: echo "Note: if -T is unset and TOOLDIR is not set in the environment,"
108: echo " nbmake will be [re]built unconditionally."
1.1 tv 109: exit 1
110: }
111:
1.10 tv 112: # Set defaults.
1.12 tv 113: buildtarget=build
1.10 tv 114: cwd=`pwd`
115: do_buildsystem=true
1.16 thorpej 116: do_buildonlytools=false
1.10 tv 117: do_rebuildmake=false
118: do_removedirs=false
1.15 tv 119: makeenv='exec'
120: makeflags=''
121: makewrapper=''
1.10 tv 122: opt_a=no
1.16 thorpej 123: opts='a:bhj:m:nortuw:D:O:R:T:'
1.10 tv 124: runcmd=''
1.4 tv 125:
126: if type getopts >/dev/null 2>&1; then
127: # Use POSIX getopts.
128: getoptcmd='getopts $opts opt && opt=-$opt'
129: optargcmd=':'
130: else
131: type getopt >/dev/null 2>&1 || bomb "/bin/sh shell is too old; try ksh"
1.2 tv 132:
1.4 tv 133: # Use old-style getopt(1) (doesn't handle whitespace in args).
134: args="`getopt $opts $*`"
135: [ $? = 0 ] || usage
136: set -- $args
1.1 tv 137:
1.4 tv 138: getoptcmd='[ $# -gt 0 ] && opt="$1" && shift'
139: optargcmd='OPTARG="$1"; shift'
140: fi
1.10 tv 141:
142: # Parse command line options.
1.4 tv 143: while eval $getoptcmd; do case $opt in
144: -a) eval $optargcmd
145: MACHINE_ARCH=$OPTARG; opt_a=yes;;
1.1 tv 146:
1.10 tv 147: -b) do_buildsystem=false;;
1.9 jmc 148:
1.4 tv 149: -j) eval $optargcmd
1.15 tv 150: makeflags="$makeflags NBUILDJOBS=$OPTARG";;
1.1 tv 151:
1.4 tv 152: # -m overrides MACHINE_ARCH unless "-a" is specified
153: -m) eval $optargcmd
154: MACHINE=$OPTARG; [ "$opt_a" != "yes" ] && getarch;;
1.3 tv 155:
1.10 tv 156: -n) runcmd=echo;;
157:
1.12 tv 158: -o) MKOBJDIRS=no;;
159:
1.10 tv 160: -r) do_removedirs=true; do_rebuildmake=true;;
1.1 tv 161:
1.16 thorpej 162: -t) do_buildonlytools=true; do_buildsystem=false;;
163:
1.15 tv 164: -u) makeflags="$makeflags UPDATE=yes";;
165:
166: -w) eval $optargcmd; resolvepath
167: makewrapper="$OPTARG";;
1.12 tv 168:
1.10 tv 169: -D) eval $optargcmd; resolvepath
1.15 tv 170: makeflags="$makeflags DESTDIR='$OPTARG'";;
1.4 tv 171:
1.12 tv 172: -O) eval $optargcmd; resolvepath
1.15 tv 173: makeenv="env MAKEOBJDIR='\${.CURDIR:C,^$cwd,$OPTARG,}'"
174: MAKEOBJDIR="\${.CURDIR:C,^$cwd,$OPTARG,}"; export MAKEOBJDIR
175: execcmd='';;
1.12 tv 176:
1.10 tv 177: -R) eval $optargcmd; resolvepath
1.15 tv 178: makeflags="$makeflags RELEASEDIR=$OPTARG"
179: buildtarget=release;;
1.4 tv 180:
1.10 tv 181: -T) eval $optargcmd; resolvepath
1.15 tv 182: TOOLDIR="$OPTARG"
183: makeflags="$makeflags TOOLDIR='$TOOLDIR'";;
1.4 tv 184:
185: --) break;;
186: -'?'|-h) usage;;
1.1 tv 187: esac; done
188:
1.15 tv 189: # Set up MACHINE*. On a NetBSD host, these are allowed to be unset.
190: if [ -z "$MACHINE" ]; then
191: if [ "`uname -s 2>/dev/null`" != "NetBSD" ]; then
192: echo "MACHINE must be set, or -m must be used, for cross builds."
1.4 tv 193: echo ""; usage
194: fi
1.15 tv 195: MACHINE=`uname -m`
196: fi
1.10 tv 197: [ -n "$MACHINE_ARCH" ] || getarch
1.3 tv 198:
1.15 tv 199: # Set up default make(1) environment.
200: makeflags="-m $cwd/share/mk $makeflags \
201: MACHINE=$MACHINE MACHINE_ARCH=$MACHINE_ARCH \
202: MKOBJDIRS=${MKOBJDIRS-yes}"
203:
204: # Test make source file timestamps against installed nbmake binary,
205: # if TOOLDIR is pre-set.
206: make=${TOOLDIR-nonexistent}/bin/nbmake
207: if [ -x $make ]; then
1.1 tv 208: for f in usr.bin/make/*.[ch] usr.bin/make/lst.lib/*.[ch]; do
1.15 tv 209: if [ $f -nt $make ]; then
1.10 tv 210: do_rebuildmake=true; break
1.1 tv 211: fi
212: done
213: else
1.10 tv 214: do_rebuildmake=true
1.1 tv 215: fi
216:
1.15 tv 217: # Build bootstrap nbmake if needed.
1.10 tv 218: if $do_rebuildmake; then
1.15 tv 219: echo "===> Bootstrapping nbmake"
1.4 tv 220: tmpdir=${TMPDIR-/tmp}/nbbuild$$
221:
1.10 tv 222: $runcmd mkdir $tmpdir || bomb "cannot mkdir: $tmpdir"
1.4 tv 223: trap "rm -r -f $tmpdir" 0
224: trap "exit 1" 1 2 3 15
1.10 tv 225: $runcmd cd $tmpdir
1.1 tv 226:
1.12 tv 227: $runcmd ${HOST_CC-cc} ${HOST_CFLAGS} -DMAKE_BOOTSTRAP \
1.15 tv 228: -o nbmake -I$cwd/usr.bin/make \
1.12 tv 229: $cwd/usr.bin/make/*.c $cwd/usr.bin/make/lst.lib/*.c \
1.4 tv 230: || bomb "build of nbmake failed"
1.1 tv 231:
1.15 tv 232: make=$tmpdir/nbmake
1.10 tv 233: $runcmd cd $cwd
1.15 tv 234: $runcmd rm -f usr.bin/make/*.o usr.bin/make/lst.lib/*.o
235: fi
236:
237: # If TOOLDIR isn't already set, make objdirs in "tools" in case the
238: # default setting from <bsd.own.mk> is used.
239: if [ -z "$TOOLDIR" ] && [ "$MKOBJDIRS" != "no" ]; then
240: $runcmd $make $makeflags obj-tools || exit 1
241: fi
242:
243: # Find DESTDIR and TOOLDIR.
244: if [ "$runcmd" = "echo" ]; then
245: DESTDIR='$DESTDIR'
246: TOOLDIR='$TOOLDIR'
247: else
248: DESTDIR=`getmakevar DESTDIR`; echo "===> DESTDIR path: $DESTDIR"
249: TOOLDIR=`getmakevar TOOLDIR`; echo "===> TOOLDIR path: $TOOLDIR"
250: fi
251:
252: # Check validity of TOOLDIR and DESTDIR.
253: if [ -z "$TOOLDIR" ] || [ "$TOOLDIR" = "/" ]; then
254: bomb "TOOLDIR '$TOOLDIR' invalid"
255: fi
256: removedirs="$TOOLDIR"
257:
258: if [ -z "$DESTDIR" ] || [ "$DESTDIR" = "/" ]; then
1.16 thorpej 259: if $do_buildsystem && \
260: ([ "$buildtarget" = "release" ] || \
261: [ "`uname -s 2>/dev/null`" != "NetBSD" ] || \
262: [ "`uname -m`" != "$MACHINE" ]); then
1.15 tv 263: bomb "DESTDIR must be set to a non-root path for cross builds or -R."
1.16 thorpej 264: elif $do_buildsystem; then
265: echo "===> WARNING: Building to /."
266: echo "===> If your kernel is not up to date, this may cause the system to break!"
1.15 tv 267: fi
268: else
269: removedirs="$removedirs $DESTDIR"
270: fi
271:
272: # Remove the target directories.
273: if $do_removedirs; then
274: for f in $removedirs; do
275: echo "===> Removing $f"
276: $runcmd rm -r -f $f
277: done
278: fi
279:
280: # Recreate $TOOLDIR.
281: mkdirp $TOOLDIR/bin || bomb "mkdir of $TOOLDIR/bin failed"
282:
283: # Install nbmake if it was built.
284: if $do_rebuildmake; then
285: $runcmd rm -f $TOOLDIR/bin/nbmake
286: $runcmd cp $make $TOOLDIR/bin/nbmake
1.10 tv 287: $runcmd rm -r -f $tmpdir
1.4 tv 288: trap 0 1 2 3 15
1.1 tv 289: fi
290:
1.4 tv 291: # Build a nbmake wrapper script, usable by hand as well as by build.sh.
1.15 tv 292: if [ -z "$makewrapper" ]; then
293: makewrapper=$TOOLDIR/bin/nbmake-$MACHINE
294: fi
1.4 tv 295:
1.15 tv 296: if $do_rebuildmake || [ ! -f $makewrapper ] || [ $makewrapper -ot build.sh ]; then
297: rm -f $makewrapper
1.10 tv 298: if [ "$runcmd" = "echo" ]; then
1.15 tv 299: mkscriptcmd='echo "cat >$makewrapper <<EOF" && cat'
1.10 tv 300: else
1.15 tv 301: mkscriptcmd="cat >$makewrapper"
1.10 tv 302: fi
303: eval $mkscriptcmd <<EOF
1.4 tv 304: #! /bin/sh
305: # Set proper variables to allow easy "make" building of a NetBSD subtree.
1.17 ! thorpej 306: # Generated from: \$NetBSD: build.sh,v 1.16 2001/11/01 00:14:17 thorpej Exp $
1.4 tv 307: #
1.15 tv 308: $makeenv $TOOLDIR/bin/nbmake $makeflags \${1+\$@}
1.4 tv 309: EOF
1.10 tv 310: [ "$runcmd" = "echo" ] && echo EOF
1.15 tv 311: $runcmd chmod +x $makewrapper
1.4 tv 312: fi
313:
1.10 tv 314: if $do_buildsystem; then
1.15 tv 315: ${runcmd-exec} $makewrapper $buildtarget
1.16 thorpej 316: elif $do_buildonlytools; then
317: if [ "$MKOBJDIRS" != "no" ]; then
1.17 ! thorpej 318: $make $makeflags obj-tools || exit 1
1.16 thorpej 319: fi
320: ${runcmd-exec} sh -c "cd tools && \
1.17 ! thorpej 321: $make $makeflags MKTOOLS=always build"
1.9 jmc 322: fi
CVSweb <webmaster@jp.NetBSD.org>