mirror of
https://github.com/flatcar/scripts.git
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fix(toolchain_util.sh): Move cross-toolchain install code to common lib.
This will eventually be used by setup_board instead of the even more complicated toolchain code provided by chromite.
This commit is contained in:
Michael Marineau
parent
e145b916f2
commit
d5a19a0700
@ -11,83 +11,18 @@ source /tmp/toolchain_util.sh
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# build deps in crossdev's sysroot use ${PKGDIR}/cross/${CHOST} (no upload)
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# native toolchains use ${PKGDIR}/target/${BOARD} (uploaded to board location)
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get_dependency_list() {
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local ROOT="$1"
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local IFS=$'| \t\n'
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shift
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PORTAGE_CONFIGROOT="$ROOT" SYSROOT="$ROOT" \
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ROOT="$ROOT" emerge ${clst_myemergeopts} \
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--pretend --with-bdeps=y --onlydeps --quiet \
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"$@" | sed -e 's/.*\] \([^ :]*\).*/=\1/' |
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egrep -v "(=$(echo "$*")-[0-9])"
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}
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configure_portage() {
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local pkg_path="$1"
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local profile="$2"
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mkdir -p "${ROOT}/etc/portage"
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echo "eselect will report '!!! Warning: Strange path.' but that's OK"
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eselect profile set --force "$profile"
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cat >"${ROOT}/etc/portage/make.conf" <<EOF
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CHOST=${CHOST}
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CBUILD=$(portageq envvar CBUILD)
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HOSTCC=\${CBUILD}-gcc
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ROOT="${ROOT}"
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SYSROOT="${SYSROOT}"
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PKG_CONFIG_PATH="\${SYSROOT}/usr/lib/pkgconfig/"
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PORTDIR="$(portageq envvar PORTDIR)"
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DISTDIR="\${PORTDIR}/distfiles"
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PKGDIR="\${PORTDIR}/packages/${pkg_path}"
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PORTDIR_OVERLAY="$(portageq envvar PORTDIR_OVERLAY)"
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EOF
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}
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build_cross_toolchain() {
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local cross_chost="$1"
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local cross_pkgs=( $(get_cross_pkgs $cross_chost) )
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local PORTDIR="$(portageq envvar PORTDIR)"
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local PKGDIR="${PORTDIR}/packages/crossdev"
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PKGDIR="${PKGDIR}" crossdev \
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--ov-output "/tmp/crossdev" --stable \
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--portage "${clst_myemergeopts}" \
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--init-target --target "${cross_chost}"
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# If PKGCACHE is enabled check to see if binary packages are available.
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# If so then don't perform a full bootstrap and just call emerge instead.
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if [[ -n "${clst_PKGCACHE}" ]] && \
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PKGDIR="${PKGDIR}" emerge ${clst_myemergeopts} \
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--usepkgonly --binpkg-respect-use=y \
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--pretend "${cross_pkgs[@]}" &>/dev/null
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then
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PKGDIR="${PKGDIR}" run_merge -u "${cross_pkgs[@]}"
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else
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PKGDIR="${PKGDIR}" crossdev \
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--ov-output "/tmp/crossdev" --stable \
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--env PKGDIR="${PORTDIR}/packages/crossdev" \
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--portage "${clst_myemergeopts}" \
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--stage4 --target "${cross_chost}"
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fi
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# Setup ccache for our shiny new toolchain
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ccache-config --install-links "${cross_chost}"
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}
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configure_cross_root() {
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build_cross_libs() {
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local cross_chost="$1"
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local ROOT="/usr/${cross_chost}"
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CHOST="${cross_chost}" ROOT="$ROOT" SYSROOT="$ROOT" \
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configure_portage "cross/${cross_chost}" \
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"${CROSS_PROFILE[${cross_chost}]}"
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_configure_sysroot "${CROSS_PROFILE[${cross_chost}]}"
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# In order to get a dependency list we must calculate it before
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# updating package.provided. Otherwise portage will no-op.
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get_dependency_list "$ROOT" "${TOOLCHAIN_PKGS[@]}" \
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> "$ROOT/etc/portage/cross-${cross_chost}-depends"
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ROOT="$ROOT" _get_dependency_list \
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${clst_myemergeopts} "${TOOLCHAIN_PKGS[@]}" > \
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"$ROOT/etc/portage/cross-${cross_chost}-depends"
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# Add toolchain to packages.provided since they are on the host system
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mkdir -p "$ROOT/etc/portage/profile/package.provided"
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@ -97,11 +32,6 @@ configure_cross_root() {
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cross_pkg_version=$(portageq match / "${cross_pkg}")
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echo "${native_pkg%/*}/${cross_pkg_version#*/}"
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done > "$ROOT/etc/portage/profile/package.provided/cross-${cross_chost}"
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}
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build_cross_libs() {
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local cross_chost="$1"
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local ROOT="/usr/${cross_chost}"
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local cross_deps=$(<"$ROOT/etc/portage/cross-${cross_chost}-depends")
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# --root is required because run_merge overrides ROOT=
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@ -111,10 +41,12 @@ build_cross_libs() {
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configure_target_root() {
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local board="$1"
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local cross_chost=$(get_board_chost "$1")
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local profile=$(get_board_profile "${board}")
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CHOST="${cross_chost}" ROOT="/build/${board}" \
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SYSROOT="/usr/${cross_chost}" configure_portage \
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"target/${board}" "$(get_board_profile "${board}")"
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CHOST="${cross_chost}" \
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ROOT="/build/${board}" \
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SYSROOT="/usr/${cross_chost}" \
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_configure_sysroot "${profile}"
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}
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build_target_toolchain() {
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@ -126,15 +58,21 @@ build_target_toolchain() {
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run_merge -u --root="$ROOT" "${TOOLCHAIN_PKGS[@]}"
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}
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mkdir -p "/tmp/crossdev"
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export PORTDIR_OVERLAY="/tmp/crossdev $(portageq envvar PORTDIR_OVERLAY)"
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for cross_chost in $(get_chost_list); do
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echo "Building cross toolchain for ${cross_chost}"
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build_cross_toolchain "${cross_chost}"
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configure_cross_root "${cross_chost}"
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build_cross_libs "${cross_chost}"
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PKGDIR="$(portageq envvar PKGDIR)/crossdev" \
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install_cross_toolchain "${cross_chost}" ${clst_myemergeopts}
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sysroot_pkgdir="$(portageq envvar PKGDIR)/cross/${cross_chost}"
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PKGDIR="${sysroot_pkgdir}" build_cross_libs "${cross_chost}"
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done
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for board in $(get_board_list); do
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echo "Building native toolchain for ${board}"
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configure_target_root "${board}"
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build_target_toolchain "${board}"
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target_pkgdir="$(portageq envvar PKGDIR)/target/${board}"
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PKGDIR="${target_pkgdir}" configure_target_root "${board}"
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PKGDIR="${target_pkgdir}" build_target_toolchain "${board}"
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done
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@ -71,3 +71,87 @@ get_cross_pkgs() {
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done
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done
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}
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### Toolchain building utilities ###
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# Ugly hack to get a dependency list of a set of packages.
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# This is required to figure out what to install in the crossdev sysroot.
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# Usage: ROOT=/foo/bar _get_dependency_list pkgs... [--portage-opts...]
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_get_dependency_list() {
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local pkgs=( ${*/#-*/} )
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local IFS=$'| \t\n'
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PORTAGE_CONFIGROOT="$ROOT" emerge "$@" --pretend \
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--emptytree --root-deps=rdeps --onlydeps --quiet | \
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sed -e 's/.*\] \([^ :]*\).*/=\1/' |
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egrep -v "(=$(echo "${pkgs[*]}")-[0-9])"
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}
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# Configure a new ROOT
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# Values are copied from the environment or the current host configuration.
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# Usage: ROOT=/foo/bar SYSROOT=/foo/bar configure_portage coreos:some/profile
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_configure_sysroot() {
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local profile="$1"
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mkdir -p "${ROOT}/etc/portage"
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echo "eselect will report '!!! Warning: Strange path.' but that's OK"
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eselect profile set --force "$profile"
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cat >"${ROOT}/etc/portage/make.conf" <<EOF
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$(portageq envvar -v CHOST CBUILD ROOT SYSROOT \
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PORTDIR PORTDIR_OVERLAY DISTDIR PKGDIR)
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HOSTCC=\${CBUILD}-gcc
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PKG_CONFIG_PATH="\${SYSROOT}/usr/lib/pkgconfig/"
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EOF
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}
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# Dump crossdev information to determine if configs must be reganerated
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_crossdev_info() {
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local cross_chost="$1"; shift
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echo -n "# "; crossdev --version
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echo "# $@"
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crossdev --show-target-cfg "${cross_chost}"
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}
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# Build/install a toolchain w/ crossdev.
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# Usage: build_cross_toolchain chost [--portage-opts....]
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install_cross_toolchain() {
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local cross_chost="$1"; shift
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local cross_pkgs=( $(get_cross_pkgs $cross_chost) )
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local cross_cfg="/usr/${cross_chost}/etc/portage/${cross_chost}-crossdev"
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local cross_cfg_data=$(_crossdev_info "${cross_chost}" stable)
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# may be called from either catalyst (root) or upgrade_chroot (user)
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local sudo=
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if [[ $(id -u) -ne 0 ]]; then
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sudo="sudo -E"
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fi
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# Only call crossdev to regenerate configs if something has changed
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if ! cmp --quiet - "${cross_cfg}" <<<"${cross_cfg_data}"
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then
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$sudo crossdev --stable --portage "$*" \
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--init-target --target "${cross_chost}"
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sudo_clobber "${cross_cfg}" <<<"${cross_cfg_data}"
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fi
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# If binary packages are enabled try to just emerge them instead of
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# doing a full bootstrap which speeds things up greatly. :)
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if [[ "$*" == *--usepkg* ]] && \
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emerge "$@" --usepkgonly --binpkg-respect-use=y \
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--pretend "${cross_pkgs[@]}" &>/dev/null
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then
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$sudo emerge "$@" --binpkg-respect-use=y -u "${cross_pkgs[@]}"
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else
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$sudo crossdev --stable --portage "$*" \
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--stage4 --target "${cross_chost}"
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fi
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# Setup wrappers for our shiny new toolchain
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if [[ ! -e "/usr/lib/ccache/bin/${cross_chost}-gcc" ]]; then
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$sudo ccache-config --install-links "${cross_chost}"
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fi
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if [[ ! -e "/usr/lib/sysroot-wrappers/bin/${cross_chost}-gcc" ]]; then
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$sudo sysroot-config --install-links "${cross_chost}"
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fi
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}
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