040000 tree 3a912e35c1e5c0712d6245aaa7a145c6b1bcfffe	awk
040000 tree 6e63071c00524f88ef3610789cf2256d136579de	core
040000 tree 24baf8d7bd4002b0d0c152740c4c7db22214a518	gmsl
040000 tree a24b7225ebb6f74fdc881609f097b269d65e559d	tools