Improve self-extractor-generation scripts.

Don't generate output if the build failed.
Don't delete sources when using a reference archive.

Change-Id: I66263b39dc91c74b8b4edaa11737449d093f7bf7
1 file changed
tree: ddfac5aed75a1d7b2e332ebd1f598ba927c1b17a
  1. gps/
  2. CleanSpec.mk
  3. generate-blob-scripts.sh