From a62477a2853138b16a15a3b6ccc34c92ce37c29c Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Thu, 15 Sep 2016 09:47:19 +0800
Subject: submenu for ISOs that have multiple entries

---
 buildlive    |  2 ++
 functions.sh | 15 +++++++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/buildlive b/buildlive
index e07663c..e75f2e9 100755
--- a/buildlive
+++ b/buildlive
@@ -86,6 +86,7 @@ for i in ${DISTROLIST[@]}
 do
 	process_isoinfo "$i"
 	ISOLIST=("${ISOLIST[@]}" "$ISOFILE")
+	ISONAMELIST=("${ISONAMELIST[@]}" "$ISONAME")
 
 	if [ -f "isofiles/$ISOFILE" ] && checksum_verify; then
 		true
@@ -115,6 +116,7 @@ fi
 for i in `seq 1 ${#DISTROLIST[@]}`
 do
 	ISOFILE="${ISOLIST[$i-1]}"
+	ISONAME="${ISONAMELIST[$i-1]}"
 	DISTRO="${DISTROLIST[$i-1]}"
 	process_distro "$DISTRO"
 
diff --git a/functions.sh b/functions.sh
index 664aa24..c533e07 100644
--- a/functions.sh
+++ b/functions.sh
@@ -23,8 +23,12 @@ checksum_verify() {
 	fi
 }
 
+# process_isoinfo <iso, e.g. mint/64/xfce>
+# loads $DISTRONAME $ISONAME $ISOFILE $ISOURL
 process_isoinfo() {
 	unset MD5 SHA1 SHA256 SHA512
+	_distrobase="distro/$(cut -d'/' -f1 <<< "$1")"
+	source "$_distrobase/distroinfo"
 	source "distro/$1/isoinfo"
 	ISOFILE="$(basename $ISOURL)"
 }
@@ -38,11 +42,18 @@ process_distro() {
 }
 
 gen_grubcfg() {
-	local entry
-	for entry in "distro/$1/entry"*
+	local entry allentries
+	allentries=("distro/$1/entry"*)
+	if [ ${#allentries[@]} -gt 1 ]; then
+		echo "submenu '$ISONAME' {"
+	fi
+	for entry in "${allentries[@]}"
 	do
 		UUID="$UUID" ISOFILE="$ISOFILE" ./mkgrubcfg.sh "$entry"
 	done
+	if [ ${#allentries[@]} -gt 1 ]; then
+		echo '}'
+	fi
 }
 
 download_iso() {
-- 
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