extract_utils: Allow to interrupt the extraction

We want to cleanup our temporary files independently on the signal,
so just execute a trap on 0. This will ensure temporary files are
always removed and doesn't require any extra care when trapping
signals such as SIGINT that require an explicit exit call.

Change-Id: Ieff4f15c44a9ac9d5a543d14c140ebd72c0e7344
1 file changed
tree: 5079d719066dbe0ae3e6dfce66e12c0f2a38185a
  1. templates/
  2. extract_utils.sh
  3. sdat2img.py