#! /usr/bin/env sh # $NetBSD: build.sh,v 1.109 2003/07/20 09:26:49 lukem Exp $ # # Copyright (c) 2001-2003 The NetBSD Foundation, Inc. # All rights reserved. # # This code is derived from software contributed to The NetBSD Foundation # by Todd Vierling and Luke Mewburn. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # 3. All advertising materials mentioning features or use of this software # must display the following acknowledgement: # This product includes software developed by the NetBSD # Foundation, Inc. and its contributors. # 4. Neither the name of The NetBSD Foundation nor the names of its # contributors may be used to endorse or promote products derived # from this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. # # # Top level build wrapper, for a system containing no tools. # # This script should run on any POSIX-compliant shell. For systems # with a strange /bin/sh, "ksh" or "bash" may be an ample alternative. # # Note, however, that due to the way the interpreter is invoked above, # if a POSIX-compliant shell is the first in the PATH, you won't have # to take any further action. # progname=${0##*/} toppid=$$ results=/dev/null trap "exit 1" 1 2 3 15 bomb() { cat >&2 < $@" | tee -a "${results}" } initdefaults() { cd "$(dirname $0)" [ -d usr.bin/make ] || bomb "build.sh must be run from the top source level" [ -f share/mk/bsd.own.mk ] || bomb "src/share/mk is missing; please re-fetch the source tree" uname_s=$(uname -s 2>/dev/null) uname_m=$(uname -m 2>/dev/null) # If $PWD is a valid name of the current directory, POSIX mandates # that pwd return it by default which causes problems in the # presence of symlinks. Unsetting PWD is simpler than changing # every occurrence of pwd to use -P. # # XXX Except that doesn't work on Solaris. # unset PWD if [ "${uname_s}" = "SunOS" ]; then TOP=$(pwd -P) else TOP=$(pwd) fi # Set defaults. # toolprefix=nb # Some systems have a small ARG_MAX. -X prevents make(1) from # exporting variables in the environment redundantly. # case "${uname_s}" in Darwin | FreeBSD | CYGWIN*) MAKEFLAGS=-X ;; *) MAKEFLAGS= ;; esac makeenv= makewrapper= makewrappermachine= runcmd= operations= removedirs= do_expertmode=false do_rebuildmake=false do_removedirs=false # do_{operation}=true if given operation is requested. # do_tools=false do_obj=false do_build=false do_distribution=false do_release=false do_kernel=false do_releasekernel=false do_install=false do_sets=false do_sourcesets=false do_params=false # Create scratch directory # tmpdir="${TMPDIR-/tmp}/nbbuild$$" mkdir "${tmpdir}" || bomb "Cannot mkdir: ${tmpdir}" trap "cd /; rm -r -f \"${tmpdir}\"" 0 results="${tmpdir}/build.sh.results" } getarch() { # Translate a MACHINE into a default MACHINE_ARCH. # case "${MACHINE}" in acorn26|acorn32|cats|evbarm|hpcarm|netwinder|shark) MACHINE_ARCH=arm ;; hp700) MACHINE_ARCH=hppa ;; sun2) MACHINE_ARCH=m68000 ;; amiga|atari|cesfic|hp300|luna68k|mac68k|mvme68k|news68k|next68k|sun3|x68k) MACHINE_ARCH=m68k ;; evbmips-e[bl]|sbmips-e[bl]) MACHINE_ARCH=mips${MACHINE##*-} makewrappermachine=${MACHINE} MACHINE=${MACHINE%-e[bl]} ;; evbmips|sbmips) # no default MACHINE_ARCH ;; mipsco|newsmips|sgimips) MACHINE_ARCH=mipseb ;; algor|arc|cobalt|hpcmips|playstation2|pmax) MACHINE_ARCH=mipsel ;; pc532) MACHINE_ARCH=ns32k ;; amigappc|bebox|evbppc|macppc|mvmeppc|ofppc|pmppc|prep|sandpoint) MACHINE_ARCH=powerpc ;; evbsh3-e[bl]) MACHINE_ARCH=sh3${MACHINE##*-} makewrappermachine=${MACHINE} MACHINE=${MACHINE%-e[bl]} ;; evbsh3) # no default MACHINE_ARCH ;; mmeye) MACHINE_ARCH=sh3eb ;; dreamcast|hpcsh) MACHINE_ARCH=sh3el ;; evbsh5) MACHINE_ARCH=sh5el ;; amd64) MACHINE_ARCH=x86_64 ;; alpha|i386|sparc|sparc64|vax) MACHINE_ARCH=${MACHINE} ;; *) bomb "Unknown target MACHINE: ${MACHINE}" ;; esac } validatearch() { # Ensure that the MACHINE_ARCH exists (and is supported by build.sh). # case "${MACHINE_ARCH}" in alpha|arm|armeb|hppa|i386|m68000|m68k|mipse[bl]|ns32k|powerpc|sh[35]e[bl]|sparc|sparc64|vax|x86_64) ;; "") bomb "No MACHINE_ARCH provided" ;; *) bomb "Unknown target MACHINE_ARCH: ${MACHINE_ARCH}" ;; esac # Determine valid MACHINE_ARCHs for MACHINE # case "${MACHINE}" in evbarm) arches="arm armeb" ;; evbmips|sbmips) arches="mipseb mipsel" ;; evbsh3) arches="sh3eb sh3el" ;; evbsh5) arches="sh5eb sh5el" ;; *) oma="${MACHINE_ARCH}" getarch arches="${MACHINE_ARCH}" MACHINE_ARCH="${oma}" ;; esac # Ensure that MACHINE_ARCH supports MACHINE # archok=false for a in ${arches}; do if [ "${a}" = "${MACHINE_ARCH}" ]; then archok=true break fi done ${archok} || bomb "MACHINE_ARCH '${MACHINE_ARCH}' does not support MACHINE '${MACHINE}'" } raw_getmakevar() { [ -x "${make}" ] || bomb "raw_getmakevar $1: ${make} is not executable" "${make}" -m ${TOP}/share/mk -s -f- _x_ < .include EOF } getmakevar() { # raw_getmakevar() doesn't work properly if $make hasn't yet been # built, which can happen when running with the "-n" option. # getmakevar() deals with this by emitting a literal '$' # followed by the variable name, instead of trying to find the # variable's value. # if [ -x "${make}" ]; then raw_getmakevar "$1" else echo "\$$1" fi } setmakeenv() { eval "$1='$2'; export $1" makeenv="${makeenv} $1" } resolvepath() { case "${OPTARG}" in /*) ;; *) OPTARG="${TOP}/${OPTARG}" ;; esac } usage() { if [ -n "$*" ]; then echo "" echo "${progname}: $*" fi cat <<_usage_ Usage: ${progname} [-EnorUu] [-a arch] [-B buildid] [-D dest] [-j njob] [-M obj] [-m mach] [-O obj] [-R release] [-T tools] [-V var=[value]] [-w wrapper] operation [...] Build operations (all imply "obj" and "tools"): build Run "make build" distribution Run "make distribution" (includes DESTDIR/etc/ files) release Run "make release" (includes kernels & distrib media) Other operations: help Show this message (and exit) makewrapper Create ${toolprefix}make-\${MACHINE} wrapper and ${toolprefix}make. (Always done) obj Run "make obj" (default unless -o is used) tools Build and install tools install=idir Run "make installworld" to \`idir' (useful after 'distribution' or 'release') kernel=conf Build kernel with config file \`conf' releasekernel=conf Install kernel built by kernel=conf to RELEASEDIR sets Create binary sets in RELEASEDIR/MACHINE/binary/sets sourcesets Create source sets in RELEASEDIR/source/sets params Display various make(1) parameters Options: -a arch Set MACHINE_ARCH to arch (otherwise deduced from MACHINE) -B buildId Set BUILDID to buildId -D dest Set DESTDIR to dest. (Default: destdir.MACHINE) -E Set "expert" mode; disables various safety checks. Should not be used without expert knowledge of the build system -j njob Run up to njob jobs in parallel; see make(1) -M obj Set obj root directory to obj (sets MAKEOBJDIRPREFIX) -m mach Set MACHINE to mach (not required if NetBSD native) -n Show commands that would be executed, but do not execute them -O obj Set obj root directory to obj (sets a MAKEOBJDIR pattern) -o Set MKOBJDIRS=no (do not create objdirs at start of build) -R release Set RELEASEDIR to release. (Default: releasedir) -r Remove contents of TOOLDIR and DESTDIR before building -T tools Set TOOLDIR to tools. If unset, and TOOLDIR is not set in the environment, ${toolprefix}make will be (re)built unconditionally -U Set MKUNPRIVED=yes (build without requiring root privileges) -u Set MKUPDATE=yes (do not run "make clean" first). Without this, everything is rebuilt, including the tools. -V v=[val] Set variable \`v' to \`val' -w wrapper Create ${toolprefix}make script as wrapper (Default: \${TOOLDIR}/bin/${toolprefix}make-\${MACHINE}) _usage_ exit 1 } parseoptions() { opts='a:B:bD:dEhi:j:k:M:m:nO:oR:rT:tUuV:w:' opt_a=no if type getopts >/dev/null 2>&1; then # Use POSIX getopts. # getoptcmd='getopts ${opts} opt && opt=-${opt}' optargcmd=':' optremcmd='shift $((${OPTIND} -1))' else type getopt >/dev/null 2>&1 || bomb "/bin/sh shell is too old; try ksh or bash" # Use old-style getopt(1) (doesn't handle whitespace in args). # args="$(getopt ${opts} $*)" [ $? = 0 ] || usage set -- ${args} getoptcmd='[ $# -gt 0 ] && opt="$1" && shift' optargcmd='OPTARG="$1"; shift' optremcmd=':' fi # Parse command line options. # while eval ${getoptcmd}; do case ${opt} in -a) eval ${optargcmd} MACHINE_ARCH=${OPTARG} opt_a=yes ;; -B) eval ${optargcmd} BUILDID=${OPTARG} ;; -b) usage "'-b' has been replaced by 'makewrapper'" ;; -D) eval ${optargcmd}; resolvepath setmakeenv DESTDIR "${OPTARG}" ;; -d) usage "'-d' has been replaced by 'distribution'" ;; -E) do_expertmode=true ;; -i) usage "'-i idir' has been replaced by 'install=idir'" ;; -j) eval ${optargcmd} parallel="-j ${OPTARG}" ;; -k) usage "'-k conf' has been replaced by 'kernel=conf'" ;; -M) eval ${optargcmd}; resolvepath makeobjdir="${OPTARG}" setmakeenv MAKEOBJDIRPREFIX "${OPTARG}" ;; # -m overrides MACHINE_ARCH unless "-a" is specified -m) eval ${optargcmd} MACHINE="${OPTARG}" [ "${opt_a}" != "yes" ] && getarch ;; -n) runcmd=echo ;; -O) eval ${optargcmd}; resolvepath makeobjdir="${OPTARG}" setmakeenv MAKEOBJDIR "\${.CURDIR:C,^$TOP,$OPTARG,}" ;; -o) MKOBJDIRS=no ;; -R) eval ${optargcmd}; resolvepath setmakeenv RELEASEDIR "${OPTARG}" ;; -r) do_removedirs=true do_rebuildmake=true ;; -T) eval ${optargcmd}; resolvepath TOOLDIR="${OPTARG}" export TOOLDIR ;; -t) usage "'-t' has been replaced by 'tools'" ;; -U) setmakeenv MKUNPRIVED yes ;; -u) setmakeenv MKUPDATE yes ;; -V) eval ${optargcmd} case "${OPTARG}" in # XXX: consider restricting which variables can be changed? [a-zA-Z_][a-zA-Z_0-9]*=*) setmakeenv "${OPTARG%%=*}" "${OPTARG#*=}" ;; *) usage "-V argument must be of the form 'var=[value]'" ;; esac ;; -w) eval ${optargcmd}; resolvepath makewrapper="${OPTARG}" ;; --) break ;; -'?'|-h) usage ;; esac done # Validate operations. # eval ${optremcmd} while [ $# -gt 0 ]; do op=$1; shift operations="${operations} ${op}" case "${op}" in help) usage ;; makewrapper|obj|tools|build|distribution|release|sets|sourcesets|params) ;; kernel=*|releasekernel=*) arg=${op#*=} op=${op%%=*} [ -n "${arg}" ] || bomb "Must supply a kernel name with \`${op}=...'" ;; install=*) arg=${op#*=} op=${op%%=*} [ -n "${arg}" ] || bomb "Must supply a directory with \`install=...'" ;; *) usage "Unknown operation \`${op}'" ;; esac eval do_${op}=true done [ -n "${operations}" ] || usage "Missing operation to perform." # Set up MACHINE*. On a NetBSD host, these are allowed to be unset. # if [ -z "${MACHINE}" ]; then [ "${uname_s}" = "NetBSD" ] || bomb "MACHINE must be set, or -m must be used, for cross builds." MACHINE=${uname_m} fi [ -n "${MACHINE_ARCH}" ] || getarch validatearch # Set up default make(1) environment. # setmakeenv LC_ALL C makeenv="${makeenv} TOOLDIR MACHINE MACHINE_ARCH MAKEFLAGS" [ -z "${BUILDID}" ] || makeenv="${makeenv} BUILDID" MAKEFLAGS="-m ${TOP}/share/mk ${MAKEFLAGS} MKOBJDIRS=${MKOBJDIRS-yes}" export MAKEFLAGS MACHINE MACHINE_ARCH } rebuildmake() { # Test make source file timestamps against installed ${toolprefix}make # binary, if TOOLDIR is pre-set. # # Note that we do NOT try to grovel "mk.conf" here to find out if # TOOLDIR is set there, because it can contain make variable # expansions and other stuff only parseable *after* we have a working # ${toolprefix}make. So this logic can only work if the user has # pre-set TOOLDIR in the environment or used the -T option to build.sh. # make="${TOOLDIR-nonexistent}/bin/${toolprefix}make" if [ -x "${make}" ]; then for f in usr.bin/make/*.[ch] usr.bin/make/lst.lib/*.[ch]; do if [ "${f}" -nt "${make}" ]; then do_rebuildmake=true break fi done else do_rebuildmake=true fi # Build bootstrap ${toolprefix}make if needed. if ${do_rebuildmake}; then statusmsg "Bootstrapping ${toolprefix}make" ${runcmd} cd "${tmpdir}" ${runcmd} env CC="${HOST_CC-cc}" CPPFLAGS="${HOST_CPPFLAGS}" \ CFLAGS="${HOST_CFLAGS--O}" LDFLAGS="${HOST_LDFLAGS}" \ "${TOP}/tools/make/configure" || bomb "Configure of ${toolprefix}make failed" ${runcmd} sh buildmake.sh || bomb "Build of ${toolprefix}make failed" make="${tmpdir}/${toolprefix}make" ${runcmd} cd "${TOP}" ${runcmd} rm -f usr.bin/make/*.o usr.bin/make/lst.lib/*.o fi } validatemakeparams() { if [ "${runcmd}" = "echo" ]; then TOOLCHAIN_MISSING=no EXTERNAL_TOOLCHAIN="" else TOOLCHAIN_MISSING=$(raw_getmakevar TOOLCHAIN_MISSING) EXTERNAL_TOOLCHAIN=$(raw_getmakevar EXTERNAL_TOOLCHAIN) fi if [ "${TOOLCHAIN_MISSING}" = "yes" ] && \ [ -z "${EXTERNAL_TOOLCHAIN}" ]; then ${runcmd} echo "ERROR: build.sh (in-tree cross-toolchain) is not yet available for" ${runcmd} echo " MACHINE: ${MACHINE}" ${runcmd} echo " MACHINE_ARCH: ${MACHINE_ARCH}" ${runcmd} echo "" ${runcmd} echo "All builds for this platform should be done via a traditional make" ${runcmd} echo "If you wish to use an external cross-toolchain, set" ${runcmd} echo " EXTERNAL_TOOLCHAIN=" ${runcmd} echo "in either the environment or mk.conf and rerun" ${runcmd} echo " ${progname} $*" exit 1 fi if [ "${MKOBJDIRS}" != "no" ]; then # If setting -M or -O to the root of an obj dir, make sure # the base directory is made before continuing as # will need this to pick up _SRC_TOP_OBJ_ # if [ ! -z "${makeobjdir}" ]; then ${runcmd} mkdir -p "${makeobjdir}" fi # make obj in tools to ensure that the objdir for the top-level # of the source tree and for "tools" is available, in case the # default TOOLDIR setting from is used, or the # build.sh default DESTDIR and RELEASEDIR is to be used. # ${runcmd} cd tools ${runcmd} "${make}" -m ${TOP}/share/mk obj NOSUBDIR= || bomb "Failed to make obj in tools" ${runcmd} cd "${TOP}" fi statusmsg "MACHINE: ${MACHINE}" statusmsg "MACHINE_ARCH: ${MACHINE_ARCH}" # Find TOOLDIR, DESTDIR, and RELEASEDIR. # TOOLDIR=$(getmakevar TOOLDIR) statusmsg "TOOLDIR path: ${TOOLDIR}" DESTDIR=$(getmakevar DESTDIR) RELEASEDIR=$(getmakevar RELEASEDIR) if ! $do_expertmode; then _SRC_TOP_OBJ_=$(getmakevar _SRC_TOP_OBJ_) : ${DESTDIR:=${_SRC_TOP_OBJ_}/destdir.${MACHINE}} : ${RELEASEDIR:=${_SRC_TOP_OBJ_}/releasedir} makeenv="${makeenv} DESTDIR RELEASEDIR" fi export TOOLDIR DESTDIR RELEASEDIR statusmsg "DESTDIR path: ${DESTDIR}" statusmsg "RELEASEDIR path: ${RELEASEDIR}" # Check validity of TOOLDIR and DESTDIR. # if [ -z "${TOOLDIR}" ] || [ "${TOOLDIR}" = "/" ]; then bomb "TOOLDIR '${TOOLDIR}' invalid" fi removedirs="${TOOLDIR}" if [ -z "${DESTDIR}" ] || [ "${DESTDIR}" = "/" ]; then if ${do_build} || ${do_distribution} || ${do_release}; then if ! ${do_build} || \ [ "${uname_s}" != "NetBSD" ] || \ [ "${uname_m}" != "${MACHINE}" ]; then bomb "DESTDIR must != / for cross builds, or ${progname} 'distribution' or 'release'." fi if ! ${do_expertmode}; then bomb "DESTDIR must != / for non -E (expert) builds" fi statusmsg "WARNING: Building to /, in expert mode." statusmsg " This may cause your system to break! Reasons include:" statusmsg " - your kernel is not up to date" statusmsg " - the libraries or toolchain have changed" statusmsg " YOU HAVE BEEN WARNED!" fi else removedirs="${removedirs} ${DESTDIR}" fi if ${do_build} || ${do_distribution} || ${do_release}; then if ! ${do_expertmode} && \ [ $(id -u 2>/dev/null) -ne 0 ] && \ [ -z "${MKUNPRIVED}" ] ; then bomb "-U or -E must be set for build as an unprivileged user." fi fi if ${do_releasekernel} && [ -z "${RELEASEDIR}" ]; then bomb "Must set RELEASEDIR with \`releasekernel=...'" fi } createmakewrapper() { # Remove the target directories. # if ${do_removedirs}; then for f in ${removedirs}; do statusmsg "Removing ${f}" ${runcmd} rm -r -f "${f}" done fi # Recreate $TOOLDIR. # ${runcmd} mkdir -p "${TOOLDIR}/bin" || bomb "mkdir of '${TOOLDIR}/bin' failed" # Install ${toolprefix}make if it was built. # if ${do_rebuildmake}; then ${runcmd} rm -f "${TOOLDIR}/bin/${toolprefix}make" ${runcmd} cp "${make}" "${TOOLDIR}/bin/${toolprefix}make" || bomb "Failed to install \$TOOLDIR/bin/${toolprefix}make" make="${TOOLDIR}/bin/${toolprefix}make" statusmsg "Created ${make}" fi # Build a ${toolprefix}make wrapper script, usable by hand as # well as by build.sh. # if [ -z "${makewrapper}" ]; then makewrapper="${TOOLDIR}/bin/${toolprefix}make-${makewrappermachine:-${MACHINE}}" [ -z "${BUILDID}" ] || makewrapper="${makewrapper}-${BUILDID}" fi ${runcmd} rm -f "${makewrapper}" if [ "${runcmd}" = "echo" ]; then echo 'cat <'${makewrapper} makewrapout= else makewrapout=">>\${makewrapper}" fi eval cat < "${releasekern}" done } installworld() { dir="$1" ${runcmd} "${makewrapper}" INSTALLWORLDDIR="${dir}" installworld || bomb "Failed to make installworld to ${dir}" statusmsg "Successful installworld to ${dir}" } main() { initdefaults parseoptions "$@" build_start=$(date) statusmsg "${progname} command: $0 $@" statusmsg "${progname} started: ${build_start}" rebuildmake validatemakeparams createmakewrapper # Perform the operations. # for op in ${operations}; do case "${op}" in makewrapper) # no-op ;; tools) buildtools ;; obj|build|distribution|release|sets|sourcesets|params) ${runcmd} "${makewrapper}" ${parallel} ${op} || bomb "Failed to make ${op}" statusmsg "Successful make ${op}" ;; kernel=*) arg=${op#*=} buildkernel "${arg}" ;; releasekernel=*) arg=${op#*=} releasekernel "${arg}" ;; install=*) arg=${op#*=} if [ "${arg}" = "/" ] && \ ( [ "${uname_s}" != "NetBSD" ] || \ [ "${uname_m}" != "${MACHINE}" ] ); then bomb "'${op}' must != / for cross builds." fi installworld "${arg}" ;; *) bomb "Unknown operation \`${op}'" ;; esac done statusmsg "${progname} started: ${build_start}" statusmsg "${progname} ended: $(date)" if [ -s "${results}" ]; then echo "===> Summary of results:" sed -e 's/^===>//;s/^/ /' "${results}" echo "===> ." fi } main "$@"