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# SPDX-License-Identifier: GPL-3.0-only
# Copyright (c) 2022 Caleb La Grange <thonkpeasant@protonmail.com>
# Copyright (c) 2022 Ferass El Hafidi <vitali64pmemail@protonmail.com>
# Copyright (c) 2020-2025 Leah Rowe <leah@libreboot.org>
# Copyright (c) 2025 Alper Nebi Yasak <alpernebiyasak@gmail.com>
export LC_COLLATE=C
export LC_ALL=C
projectname="libreboot"
projectsite="https://libreboot.org/"
[ -z "${PATH+x}" ] && \
export PATH="/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games"
xbmkpath="$PATH"
err="err_"
setvars()
{
_setvars="" && [ $# -lt 2 ] && $err "setvars: too few arguments"
val="$1" && shift 1 && for var in "$@"; do
_setvars="$var=\"$val\"; $_setvars"
done
printf "%s\n" "${_setvars% }"
}
err_()
{
printf "ERROR %s: %s\n" "$0" "$1" 1>&2
exit 1
}
eval "`setvars "" _nogit board reinstall versiondate aur_notice configdir \
datadir version xbmkpwd relname xbmkpwd xbmktmp python pyver`"
xbmk_init()
{
xbmkpwd="`pwd`" || $err "Cannot generate PWD"
export PWD="$xbmkpwd"
if [ $# -gt 0 ] && [ "$1" = "dependencies" ]; then
install_packages "$@" || exit 1
exit 0
fi
id -u 1>/dev/null 2>/dev/null || $err "suid check failed (id -u)"
[ "$(id -u)" != "0" ] || $err "this command as root is not permitted"
for fv in version versiondate; do
eval "[ ! -f \".$fv\" ] || read -r $fv < \".$fv\" || :"
done
for xbmk_cmd in setpyver init_vars init_ver xbmk_child_init; do
$xbmk_cmd "$@"
done
}
install_packages()
{
[ $# -lt 2 ] && $err "fewer than two arguments"
[ $# -gt 2 ] && reinstall="$3"
eval "`setcfg "config/dependencies/$2"`"
chkvars pkg_add pkglist
$pkg_add $pkglist || $err "Cannot install packages"
[ -n "$aur_notice" ] && \
printf "You need AUR packages: %s\n" "$aur_notice" 1>&2; :
}
setcfg()
{
[ $# -gt 1 ] && printf "e \"%s\" f missing && return %s;\n" "$1" "$2"
[ $# -gt 1 ] || \
printf "e \"%s\" f not && %s \"Missing config\";\n" "$1" "$err"
printf ". \"%s\" || %s \"Could not read config\";\n" "$1" "$err"
}
chkvars()
{
for var in "$@"; do
eval "[ -n \"\${$var+x}\" ] || \$err \"$var unset\""
eval "[ -n \"\$$var\" ] || \$err \"$var unset\""
done; :
}
setpyver()
{
pyv="import sys; print(sys.version_info[:])"
python="python3"
pybin python3 1>/dev/null || python="python"
pyver="2" && [ "$python" = "python3" ] && pyver="3"
pybin "$python" 1>/dev/null || pyver=""
[ -z "$pyver" ] || "`pybin "$python"`" -c "$pyv" 1>/dev/null \
2>/dev/null || $err "Cannot detect host Python version."
if [ -n "$pyver" ]; then
pyver="$("$(pybin "$python")" -c "$pyv" | awk '{print $1}')"
pyver="${pyver#(}"
pyver="${pyver%,}"
fi
[ "${pyver%%.*}" = "3" ] || $err "Bad python version (must by 3.x)"; :
}
# Use direct path, to prevent a hang if Python is using a virtual environment,
# not command -v, to prevent a hang when checking python's version
# See: https://docs.python.org/3/library/venv.html#how-venvs-work
pybin()
{
py="import sys; quit(1) if sys.prefix == sys.base_prefix else quit(0)"
venv=1
command -v "$1" 1>/dev/null 2>/dev/null || venv=0
[ $venv -lt 1 ] || "$1" -c "$py" 1>/dev/null 2>/dev/null || venv=0
# ideally, don't rely on PATH or hardcoded paths if python venv.
# use the *real*, direct executable linked to by the venv symlink
if [ $venv -gt 0 ] && [ -L "`command -v "$1" 2>/dev/null`" ]; then
# realpath isn't posix, but available mostly universally
pypath="$(realpath \
"$(command -v "$1" 2>/dev/null)" 2>/dev/null || :)"
[ -e "$pypath" ] && [ ! -d "$pypath" ] && \
[ -x "$pypath" ] && printf "%s\n" "$pypath" && return 0; :
fi
# if python venv: fall back to common PATH directories for checking
[ $venv -gt 0 ] && for pypath in "/usr/local/bin" "/usr/bin"; do
[ -e "$pypath/$1" ] && [ ! -d "$pypath/$1" ] && \
[ -x "$pypath/$1" ] && printf "%s/%s\n" "$pypath" "$1" && \
return 0
done
[ $venv -gt 0 ] && return 1
# Defer to normal command -v if not a venv
command -v "$1" 2>/dev/null || return 1
}
init_vars()
{
# XBMK_CACHE is a directory, for caching downloads and git repon
[ -z "${XBMK_CACHE+x}" ] && export XBMK_CACHE="$xbmkpwd/cache"
[ -z "$XBMK_CACHE" ] && export XBMK_CACHE="$xbmkpwd/cache"
[ -L "$XBMK_CACHE" ] && [ "$XBMK_CACHE" = "$xbmkpwd/cache" ] && \
$err "cachedir '$xbmkpwd/cache' is a symlink"
[ -L "$XBMK_CACHE" ] && export XBMK_CACHE="$xbmkpwd/cache"
[ -f "$XBMK_CACHE" ] && $err "cachedir '$XBMK_CACHE' is a file"; :
# if "y": a coreboot target won't be built if target.cfg says release="n"
# (this is used to exclude certain build targets from releases)
[ -z "${XBMK_RELEASE+x}" ] && export XBMK_RELEASE="n"
[ "$XBMK_RELEASE" = "y" ] || export XBMK_RELEASE="n"
[ -z "${XBMK_THREADS+x}" ] && export XBMK_THREADS=1
expr "X$XBMK_THREADS" : "X-\{0,1\}[0123456789][0123456789]*$" \
1>/dev/null 2>/dev/null || export XBMK_THREADS=1
[ -e ".git" ] || [ -f ".version" ] || printf "unknown\n" > .version \
|| $err "Cannot generate unknown .version file"
[ -e ".git" ] || [ -f ".versiondate" ] || printf "1716415872\n" > \
.versiondate || $err "Cannot generate unknown .versiondate file"
}
init_ver()
{
version_="$version"
[ ! -e ".git" ] || version="$(git describe --tags HEAD 2>&1)" || \
version="git-$(git rev-parse HEAD 2>&1)" || version="$version_"
versiondate_="$versiondate"
[ ! -e ".git" ] || versiondate="$(git show --no-patch --no-notes \
--pretty='%ct' HEAD)" || versiondate="$versiondate_"
chkvars version versiondate
printf "%s\n" "$version" > .version || $err "can't save version"
printf "%s\n" "$versiondate" > .versiondate || $err "can't save date"
relname="$projectname-$version"
export LOCALVERSION="-$projectname-${version%%-*}"
}
# if this instance is the main parent, re-run as a child process and exit.
xbmk_child_init()
{
# unify all temporary files/directories in a single TMPDIR
[ -z "${TMPDIR+x}" ] || [ "${TMPDIR%_*}" = "/tmp/xbmk" ] || \
unset TMPDIR
[ -n "${TMPDIR+x}" ] && export TMPDIR="$TMPDIR" && xbmktmp="$TMPDIR"
[ -z "${TMPDIR+x}" ] || return 0 # this is a child instance, so return
# parent instance of xbmk, so don't return. set up TMPDIR
# and re-run as a child instance:
[ -f "lock" ] && $err "$xbmkpwd/lock exists. Is a build running?"
export TMPDIR="/tmp"
export TMPDIR="$(mktemp -d -t xbmk_XXXXXXXX)"
xbmktmp="$TMPDIR"
touch lock || $err "cannot create 'lock' file"
x_ rm -Rf "$XBMK_CACHE/xbmkpath" "$XBMK_CACHE/gnupath"
x_ mkdir -p "$XBMK_CACHE/gnupath" "$XBMK_CACHE/xbmkpath"
export PATH="$XBMK_CACHE/xbmkpath:$XBMK_CACHE/gnupath:$PATH"
(
# set up python v3.x in PATH, in case it's not set up correctly.
# see code above that detected the correct python3 command.
cd "$XBMK_CACHE/xbmkpath" || $err "can't cd $XBMK_CACHE/xbmkpath"
x_ ln -s "`pybin "$python"`" python
) || $err "Can't set up python symlink in $XBMK_CACHE/xbmkpath"
xbmk_rval=0
( x_ ./mk "$@" ) || xbmk_rval=1
rm -Rf "$xbmktmp" || xbmk_rval=1
rm -f lock || xbmk_rval=1
exit $xbmk_rval
}
x_()
{
[ $# -lt 1 ] || "$@" || $err "Unhandled error for: $(echo "$@")"; :
}
xbmk_init "$@"
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