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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /src/bootstrap.bash | |
parent | Initial commit. (diff) | |
download | golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rwxr-xr-x | src/bootstrap.bash | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/bootstrap.bash b/src/bootstrap.bash new file mode 100755 index 0000000..1e4f1c5 --- /dev/null +++ b/src/bootstrap.bash @@ -0,0 +1,79 @@ +#!/usr/bin/env bash +# Copyright 2015 The Go Authors. All rights reserved. +# Use of this source code is governed by a BSD-style +# license that can be found in the LICENSE file. + +# When run as (for example) +# +# GOOS=linux GOARCH=ppc64 bootstrap.bash +# +# this script cross-compiles a toolchain for that GOOS/GOARCH +# combination, leaving the resulting tree in ../../go-${GOOS}-${GOARCH}-bootstrap. +# That tree can be copied to a machine of the given target type +# and used as $GOROOT_BOOTSTRAP to bootstrap a local build. +# +# Only changes that have been committed to Git (at least locally, +# not necessary reviewed and submitted to master) are included in the tree. +# +# See also golang.org/x/build/cmd/genbootstrap, which is used +# to generate bootstrap tgz files for builders. + +set -e + +if [ "$GOOS" = "" -o "$GOARCH" = "" ]; then + echo "usage: GOOS=os GOARCH=arch ./bootstrap.bash" >&2 + exit 2 +fi + +targ="../../go-${GOOS}-${GOARCH}-bootstrap" +if [ -e $targ ]; then + echo "$targ already exists; remove before continuing" + exit 2 +fi + +unset GOROOT +src=$(cd .. && pwd) +echo "#### Copying to $targ" +cp -Rp "$src" "$targ" +cd "$targ" +echo +echo "#### Cleaning $targ" +chmod -R +w . +rm -f .gitignore +if [ -e .git ]; then + git clean -f -d +fi +echo +echo "#### Building $targ" +echo +cd src +./make.bash --no-banner +gohostos="$(../bin/go env GOHOSTOS)" +gohostarch="$(../bin/go env GOHOSTARCH)" +goos="$(../bin/go env GOOS)" +goarch="$(../bin/go env GOARCH)" + +# NOTE: Cannot invoke go command after this point. +# We're about to delete all but the cross-compiled binaries. +cd .. +if [ "$goos" = "$gohostos" -a "$goarch" = "$gohostarch" ]; then + # cross-compile for local system. nothing to copy. + # useful if you've bootstrapped yourself but want to + # prepare a clean toolchain for others. + true +else + rm -f bin/go_${goos}_${goarch}_exec + mv bin/*_*/* bin + rmdir bin/*_* + rm -rf "pkg/${gohostos}_${gohostarch}" "pkg/tool/${gohostos}_${gohostarch}" +fi + +rm -rf pkg/bootstrap pkg/obj .git + +echo ---- +echo Bootstrap toolchain for "$GOOS/$GOARCH" installed in "$(pwd)". +echo Building tbz. +cd .. +tar cf - "go-${GOOS}-${GOARCH}-bootstrap" | bzip2 -9 >"go-${GOOS}-${GOARCH}-bootstrap.tbz" +ls -l "$(pwd)/go-${GOOS}-${GOARCH}-bootstrap.tbz" +exit 0 |