build-rootfs: build musl rootfs too; PLATFORMS can be overrided now.

build-rootfs.sh.in

@@ -1,13 +1,21 @@
 #!/bin/sh
 
-set -e
-
 TARGET="$1"
+[ -n "$TARGET" ] && shift
 
-PLATFORMS="beaglebone cubieboard2 cubietruck odroid-u2 rpi rpi2 usbarmory"
+: ${PLATFORMS:="beaglebone cubieboard2 odroid-u2 rpi rpi2 usbarmory"}
+DATE=$(date '+%Y%m%d')
 
-for f in ${PLATFORMS}; do
+for f in ${PLATFORMS} x ${PLATFORMS} ; do
-	if [ -z "$TARGET" -o "$TARGET" = "$f" ]; then
+	if [ "$f" = "x" ]; then
-		./mkrootfs.sh $@ $f
+		musl=1
+		continue
+	fi
+	target=$f
+	if [ -n "$musl" ]; then
+		target=${f}-musl
+	fi
+        if [ -z "$ARGET" -o "$TARGET" = "$target" ]; then
+		./mkrootfs.sh $@ $target
 	fi
 done