From f9a48ef542e978df9af08e1afbff59287d8af10e Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Tue, 12 Jan 2021 13:45:25 -0500
Subject: cmd/build: Improve option handling

---
(limited to 'src')

diff --git a/src/cmd/build.sh b/src/cmd/build.sh
index 3a3da4f..a3e903b 100644
--- a/src/cmd/build.sh
+++ b/src/cmd/build.sh
@@ -211,8 +211,8 @@ cmd_build_main()
 	local build_plat=
 	local host_arch=
 	local host_plat=
-	local first_arg=
-	local arg=
+	local opts=
+	local opt=
 	local source=
 	local version=
 	local dist=
@@ -242,23 +242,37 @@ cmd_build_main()
 	build_plat="$(cat -- "${root}/etc/proteanos_plat")"
 	host_arch="${build_arch}"
 	host_plat="${build_plat}"
+	opts=''
 	while getopts "${opkbuild_optstring}" opt 2>/dev/null; do
 		case "${opt}" in
 			a) host_arch="${OPTARG}";;
 			p) host_plat="${OPTARG}";;
+			*)
+				opts="${opts}${opt} "
+				eval "opt_${opt}_set=\"\${OPTARG:+set}\""
+				eval "opt_${opt}=\"\${OPTARG:-}\""
+				;;
+			?)
+				print_cmd_usage 'build' >&2
+				[ "x${dev}" != 'x' ] && block_umount "${root}"
+				return 1
+				;;
 		esac
 	done
+	shift $((${OPTIND} - 1))
 
-	first_arg=true
-	_cmd_build_pkg_dir=''
-	for arg in "${@}"; do
-		if ${first_arg}; then
-			set --
-			first_arg=false
-		else
-			set -- "${@}" "${_cmd_build_pkg_dir}"
+	if [ ${#} -ne 1 ]; then
+		print_cmd_usage 'build' >&2
+		[ "x${dev}" != 'x' ] && block_umount "${root}"
+		return 1
+	fi
+	_cmd_build_pkg_dir="${1}"
+	set -- -a "${host_arch}" -p "${host_plat}"
+	for opt in ${opts}; do
+		set -- "${@}" "-${opt}"
+		if eval "[ x\"\${opt_${opt}_set}\" = x'set' ]"; then
+			eval "set -- \"\${@}\" \"\${opt_${opt}}\""
 		fi
-		_cmd_build_pkg_dir="${arg}"
 	done
 
 	if ! profile_detect "${root}"; then
--
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