refactor build process into smaller, more sensible, more restartable scripts

1 files changed, 41 insertions, 0 deletions

diff --git a/bootable-tree-to-xo.sh b/bootable-tree-to-xo.sh
new file mode 100755
index 0000000..2ba138b
--- /dev/null
+++ b/bootable-tree-to-xo.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+set -x
+set -e
+
+PATH=$PATH:/usr/sbin
+
+cleanup() {
+    [ -d "$TMP_MNT" ] && rm -rf $TMP_MNT
+}
+
+exitclean() {
+    echo "Cleaning up to exit..."
+    cleanup
+    exit 1
+}
+
+trap exitclean SIGINT SIGTERM
+
+
+echo "Build jffs2 image $IMG"
+
+ROOT=$1
+IMG=${2:-${ROOT}.img}
+
+TMP_MNT=$(mktemp -d ./jffs2.XXXXXX)
+
+chmod a+rx $TMP_MNT/.
+
+cp -al $ROOT/* $TMP_MNT
+
+echo "(removing livesys scripts from image because they'll really foul it up if they run)"
+rm -f $TMP_MNT/etc/init.d/livesys*
+
+mkfs.jffs2 -n -e128KiB -r $TMP_MNT -o $IMG.tmp
+sumtool -n -p -e 128KiB -i $IMG.tmp -o $IMG
+rm $IMG.tmp
+crcimg $IMG
+
+echo "Done building jffs2 image $IMG"
+cleanup