From 974685c3e3758295d12bcfb5558389ef60d57ed8 Mon Sep 17 00:00:00 2001
From: Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
Date: Mar 02 2020 11:33:33 +0000
Subject: subr/build_init.subr:buildp_init_args(): reduce sed(1) usage.

subr/rtl_list.subr:rtl_llift(): added.

---

diff --git a/subr/build_init.subr b/subr/build_init.subr
index 7cce5da..42a5328 100644
--- a/subr/build_init.subr
+++ b/subr/build_init.subr
@@ -20,8 +20,8 @@ buildp_init_args() {
 	ALL)	ARG_RESTART_AT=ALL; ARG_RESTART_RECURSIVE=2; ;;
 	LAST)	ARG_RESTART_AT=ALL; ARG_RESTART_RECURSIVE=0; ;;
 	"")	;;
-	*:*)	ARG_RESTART_AT="${ARG_RESTART#*:}"; ARG_RESTART="$(echo "${ARG_RESTART%%:*}" | sed "s/,/ /g")"; ;;
-	*)	ARG_RESTART="$(echo "${ARG_RESTART}" | sed "s/,/ /g")"; ARG_RESTART_AT=ALL; ;;
+	*:*)	ARG_RESTART_AT="${ARG_RESTART#*:}"; ARG_RESTART="$(rtl_llift "${ARG_RESTART%%:*}" "," " ")"; ;;
+	*)	ARG_RESTART="$(rtl_llift "${ARG_RESTART}" "," " ")"; ARG_RESTART_AT=ALL; ;;
 	esac;
 	if [ "${ARG_RESTART}" = "LAST" ]; then
 		if [ -n "${DEFAULT_BUILD_LAST_FAILED_PKG_FNAME}" ]\
diff --git a/subr/rtl_list.subr b/subr/rtl_list.subr
index 056d801..479b0fd 100644
--- a/subr/rtl_list.subr
+++ b/subr/rtl_list.subr
@@ -38,6 +38,12 @@ rtl_llength() {
 	echo "${_llength}";
 };
 
+rtl_llift() {
+	local _list="${1}" _sep="${2}" _sep_new="${3}" IFS; IFS="${_sep}";
+	set -- ${_list}; IFS="${_sep_new}";
+	echo "${*}";
+};
+
 rtl_lmatch() {
 	local _list="${1}" _item="${2}" _sep="${3}";
 	[ -n "$(rtl_lsearch "${_list}" "${_item}" "${_sep}")" ];