1 files changed, 124 insertions, 0 deletions
diff --git a/include/lib.sh b/include/lib.sh
new file mode 100644
index 00000000..911d9c4d
--- /dev/null
+++ b/include/lib.sh
@@ -0,0 +1,124 @@
+# 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>
+
+cbfstool="elf/coreboot/default/cbfstool"
+rmodtool="elf/coreboot/default/rmodtool"
+
+remkdir()
+{
+	x_ rm -Rf "$@"
+	x_ mkdir -p "$@"
+}
+
+mkrom_tarball()
+{
+	update_xbmkver "$1"
+	mktarball "$1" "${1%/*}/${relname}_${1##*/}.tar.xz"
+	x_ rm -Rf "$1"
+}
+
+update_xbmkver()
+{
+	printf "%s\n" "$version" > "$1/.version" || err "$1 !version"; :
+	printf "%s\n" "$versiondate" > "$1/.versiondate" || err "$1 !vdate"; :
+}
+
+mktarball()
+{
+	printf "Creating tar archive '%s' from directory '%s'\n" "$2" "$1"
+	[ "${2%/*}" = "$2" ] || x_ mkdir -p "${2%/*}"
+	x_ tar -c "$1" | xz -T$XBMK_THREADS -9e > "$2" || err "mktarball2, $1"
+}
+
+e()
+{
+	es_t="e" && [ $# -gt 1 ] && es_t="$2"
+	es2="already exists"
+	estr="[ -$es_t \"\$1\" ] || return 1"
+	[ $# -gt 2 ] && estr="[ -$es_t \"\$1\" ] && return 1" && es2="missing"
+
+	eval "$estr"
+	printf "%s %s\n" "$1" "$es2" 1>&2
+}
+
+setvars()
+{
+	_setvars=""
+	if [ $# -lt 2 ]; then
+		printf "err \"setvars: too few args\\n\""
+		return 0
+	fi
+	val="$1"
+	shift 1
+	while [ $# -gt 0 ]; do
+		printf "%s=\"%s\"\n" "$1" "$val"
+		shift 1
+	done
+}
+
+setcfg()
+{
+	[ $# -gt 1 ] && printf "e \"%s\" f missing && return %s;\n" "$1" "$2"
+	[ $# -gt 1 ] || \
+		printf "e \"%s\" f not && err \"Missing config\";\n" "$1"
+	printf ". \"%s\" || err \"Could not read config\";\n" "$1"
+}
+
+chkvars()
+{
+	while [ $# -gt 0 ]; do
+		eval "[ -n \"\${$1+x}\" ] || err \"$1 unset\""
+		eval "[ -n \"\$$1\" ] || err \"$1 unset\"; shift 1; :"
+	done; :
+}
+
+# return 0 if project is single-tree, otherwise 1
+# e.g. coreboot is multi-tree, so 1
+singletree()
+{
+	( fx_ "eval exit 1 && err" find "config/$1/"*/ -type f \
+	    -name "target.cfg" ) || return 1; :
+}
+
+findpath()
+{
+	[ $# -gt 0 ] || err "findpath: No arguments provided"
+	while [ $# -gt 0 ]; do
+		found="`readlink -f "$1" 2>/dev/null`" || return 1; :
+		[ -n "$found" ] || found="`realpath "$1" 2>/dev/null`" || \
+		    return 1; :
+		printf "%s\n" "$found"
+		shift 1
+	done
+}
+
+fx_()
+{
+	fd="`mktemp`" && x_ rm -f "$fd" && x_ touch "$fd"
+	xx="$1" && shift 1
+	"$@" 2>/dev/null | sort 1>"$fd" 2>/dev/null || err "FATAL: !sort fx_"
+	dx_ "$xx" "$fd" || :
+	x_ rm -f "$fd"
+}
+
+dx_()
+{
+	[ ! -f "$2" ] || while read -r fx; do
+		$1 "$fx" || return 1; :
+	done < "$2" || err "dx_ $*: cannot read '$2'"; :
+}
+
+x_()
+{
+	[ $# -lt 1 ] || [ -n "$1" ] || err "Empty first arg: x_ $(echo "$@")"
+	[ $# -lt 1 ] || "$@" || err "Unhandled error for: $(echo "$@")"; :
+}
+
+err()
+{
+	[ $# -lt 1 ] || printf "ERROR %s: %s\n" "$0" "$1" 1>&2 || :
+	exit 1
+}