From b7faf7dc7922ed8ca82440d33a75be2acdb0553e Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pj@pehjota.net>
Date: Fri, 15 Jan 2016 18:15:37 -0500
Subject: cmd/mkinitramfs: Implement

---
diff --git a/locale/en_US.sh b/locale/en_US.sh
index b33e5ce..dd86723 100644
--- a/locale/en_US.sh
+++ b/locale/en_US.sh
@@ -111,6 +111,7 @@ msg_prokit_cmd_mkinitramfs_summary='generate an initramfs containing an '\
 'installed system'
 msg_prokit_cmd_mkinitramfs_usage='-l <vmlinuz-output> -i <initramfs-output> '\
 '<root>'
+msg_prokit_cmd_mkinitramfs_kernel_not_found='No Linux image found'
 
 # src/profile.sh
 msg_prokit_profile_not_found='Profile "%s" not found'
diff --git a/src/cmd/mkinitramfs.sh b/src/cmd/mkinitramfs.sh
index 8983f15..7dd0502 100644
--- a/src/cmd/mkinitramfs.sh
+++ b/src/cmd/mkinitramfs.sh
@@ -22,7 +22,44 @@ cmd_mkinitramfs_optstring='l:i:'
 
 cmd_mkinitramfs_main()
 {
-	: Stub
+	local linux_output=
+	local initramfs_output=
+	local root=
+
+	if ! get_options "${@}"; then
+		print_cmd_usage 'mkinitramfs' >&2
+		exit 1
+	fi
+	shift $(($OPTIND - 1))
+
+	if [ "x${cmd_mkinitramfs_opt_l-}" = 'x' ]; then
+		print_cmd_usage 'mkinitramfs' >&2
+		exit 1
+	fi
+	if [ "x${cmd_mkinitramfs_opt_i-}" = 'x' ]; then
+		print_cmd_usage 'mkinitramfs' >&2
+		exit 1
+	fi
+	if [ ${#} -lt 1 ]; then
+		print_cmd_usage 'mkinitramfs' >&2
+		exit 1
+	fi
+
+	linux_output="${cmd_mkinitramfs_opt_l}"
+	initramfs_output="${cmd_mkinitramfs_opt_i}"
+	root="${1}"
+
+	profile_set "$(. "${root}/etc/os-release" && printf '%s' "${ID}")"
+	arch="$(cat "${root}/etc/proteanos_arch")"
+	plat="$(cat "${root}/etc/proteanos_plat")"
+
+	if ! img="$(profile_find_kernel "${root}" "${arch}" "${plat}")"; then
+		error 2 "$(get_msg 'cmd_mkinitramfs_kernel_not_found')"
+	fi
+	cp -p "${root}/${img}" "${linux_output}"
+
+	(cd "${root}" && profile_make_initramfs "${arch}" "${plat}") \
+		>"${initramfs_output}"
 }
 
 cmd_mkinitramfs_register()
--
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