From ec71a228059e65c7c4675485d94540c448f0542c Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Mon, 8 Aug 2016 17:37:16 +0800
Subject: buildlive: download all needed iso files before building the live USB

---
 buildlive    | 14 ++++++++++++--
 functions.sh | 14 ++++++++++----
 2 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/buildlive b/buildlive
index d5743ed..12eb89e 100755
--- a/buildlive
+++ b/buildlive
@@ -3,6 +3,7 @@
 set -e
 
 DISTROLIST=()
+ISOLIST=()
 ROOTPATH=
 DEVNAME=
 KERNELDIR=
@@ -70,15 +71,24 @@ echo "uuid=$UUID" > "$GRUBCFG"
 
 for i in ${DISTROLIST[@]}
 do
-	process_distro "$i"
+	process_isoinfo "$i"
+	ISOLIST=("${ISOLIST[@]}" "$ISOFILE")
+
 	if [ -f "isofiles/$ISOFILE" ] && checksum_verify; then
 		true
 	else
 		download_iso
 	fi
+done
+
+for i in `seq 1 ${#DISTROLIST[@]}`
+do
+	ISOFILE="${ISOLIST[$i-1]}"
+	DISTRO="${DISTROLIST[$i-1]}"
+	process_distro "$DISTRO"
 
 	install_live
-	cat "distro/$i/grub.cfg" >> "$GRUBCFG"
+	cat "distro/$DISTRO/grub.cfg" >> "$GRUBCFG"
 done
 
 if [ "$INSTALL_GRUB" == 1 ]; then
diff --git a/functions.sh b/functions.sh
index 07e3c15..4e97511 100644
--- a/functions.sh
+++ b/functions.sh
@@ -20,17 +20,23 @@ checksum_verify() {
 	fi
 }
 
-process_distro() {
+process_isoinfo() {
 	unset MD5 SHA1 SHA256
-	source "distro/$1/install.sh"
+	source "distro/$1/isoinfo"
 	ISOFILE="$(basename $ISOURL)"
+}
+
+process_distro() {
+	source "distro/$1/install.sh"
+	# FIXME
+	# As a workaround, now we set $ISOFILE before using this function.
+	# Maybe we have a better solution for this.
 	ISOMNT="/media/$ISOFILE"
-	MIRRORLIST=(`cat "distro/$1/mirrorlist"`)
 }
 
 download_iso() {
 	mkdir -p isofiles
-	for url in ${MIRRORLIST[@]}
+	for url in ${mirrorlist[@]}
 	do
 		wget -c -O "isofiles/$ISOFILE" "$url/$ISOURL"
 		if checksum_verify; then
-- 
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