Files
lbmk/build
T
Leah Rowe e80c4b73ce create a lock file during builds
prevent duplicate main instances of the build
system from running

the lock file is deleted when the parent process
exits, alongside the tmpdir deletion

the build system must only ever be run ot one
instance at a time, per work directory

Signed-off-by: Leah Rowe <leah@libreboot.org>
2024-06-09 15:37:13 +01:00

141 lines
3.4 KiB
Python
Executable File

#!/usr/bin/env sh
# SPDX-License-Identifier: GPL-3.0-or-later
# Copyright (c) 2014-2015,2020-2024 Leah Rowe <leah@libreboot.org>
# Copyright (c) 2015 Patrick "P. J." McDermott <pj@pehjota.net>
# Copyright (c) 2015-2016 Klemens Nanni <contact@autoboot.org>
# Copyright (c) 2022 Caleb La Grange <thonkpeasant@protonmail.com>
set -u -e
if [ "./${0##*/}" != "${0}" ] || [ ! -f "build" ] || [ -L "build" ]; then
printf "You must run this in the proper work directory.\n" 1>&2
exit 1
fi
. "include/lib.sh"
. "include/vendor.sh"
. "include/mrc.sh"
eval "$(setvars "" vdir src_dirname srcdir _xm mode xp)"
err="fail"
linkpath="${0}"
linkname="${linkpath##*/}"
main()
{
[ $# -lt 1 ] && badcmd
spath="script/$1"
for g in "which git" "git config --global user.name" \
"git config --global user.email" "git_init"; do
eval "$g 1>/dev/null 2>/dev/null || git_err \"$g\""
done
case "${1}" in
version) printf "%s\nWebsite: %s\n" "$relname" "$projectsite" ;;
release) shift 1; mkrelease $@ ;;
inject) shift 1; vendor_inject $@ ;;
download) shift 1; vendor_download $@ ;;
*)
[ -f "$spath" ] || badcmd
shift 1; "$spath" $@ || $err "excmd: $spath $@" ;;
esac
set -u -e # some commands disable them. turn them on!
}
git_init()
{
[ -L ".git" ] && return 1
[ -e ".git" ] && return 0
eval "$(setvars "$(date -Rud @$versiondate)" cdate _nogit)"
git init || return 1
git add -A . || return 1
git commit -m "$projectname $version" --date "$cdate" \
--author="xbmk <xbmk@example.com>" || return 1
git tag -a "$version" -m "$projectname $version" || return 1
}
mkrelease()
{
export XBMK_RELEASE="y"
vdir="release"
while getopts d:m: option; do
[ -z "$OPTARG" ] && badcmd "empty argument not allowed"
case "$option" in
d) vdir="$OPTARG" ;;
m) mode="$OPTARG" ;;
*) badcmd "invalid option '-$option'" ;;
esac
done
vdir="$vdir/$version"
src_dirname="${relname}_src"
srcdir="$vdir/$src_dirname"
[ -e "$vdir" ] && $err "already exists: \"$vdir\""
mkdir -p "$vdir" || $err "mkvdir: !mkdir -p \"$vdir\""
git clone . "$srcdir" || $err "mkdir: !gitclone \"$srcdir\""
build_release
printf "\n\nDONE! Check release files under %s\n" "$vdir"
}
build_release()
{
_xm="build_release $vdir"
(
cd "$srcdir" || $err "$_xm: !cd \"$srcdir\""
fetch_trees
x_ mv src/docs docs
) || $err "can't create release files"
git log --graph --pretty=format:'%Cred%h%Creset %s %Creset' \
--abbrev-commit > "$srcdir/CHANGELOG" || $err "!gitlog $srcdir"
(
cd "${srcdir%/*}" || $err "$_xm: mktarball \"$srcdir\""
mktarball "${srcdir##*/}" "${srcdir##*/}.tar.xz" || $err "$_xm: mksrc"
) || $err "can't create src tarball"
[ "$mode" = "src" ] && return 0
(
cd "$srcdir" || $err "$_xm: 2 !cd \"$srcdir\""
./build roms all || $err "$_xm: roms-all"
./build roms serprog rp2040 || $err "$_xm: rp2040"
./build roms serprog stm32 || $err "$_xm: stm32"
x_ mv bin ../roms
) || $err "can't build rom images"
rm -Rf "$srcdir" || $err "!rm -Rf $srcdir"
}
fetch_trees()
{
for x in $(items config/git); do
./update trees -f "$x" || $err "$_xm: fetch $x"
singletree "$x" || x_ rm -Rf "src/$x/$x"
done
rmgit .
}
fail()
{
tmp_cleanup || printf "WARNING: can't rm tmp files: %s\n" "$tmpdir" \
1>&2
err_ "${1}"
}
tmp_cleanup()
{
[ "$tmpdir_was_set" = "n" ] || return 0
rm -Rf "$tmpdir" || return 1
rm -f lock || return 1
}
main $@
tmp_cleanup || err_ "can't rm tmpdir upon non-zero exit: $tmpdir"