040000 tree 3f8e1a017fcce7a5f4da6a124bc052440ec7acd0	awk
040000 tree 23f6882032163a66926e60ebdc887458e04c7495	core
040000 tree 24baf8d7bd4002b0d0c152740c4c7db22214a518	gmsl
040000 tree 869823c712a791379e41f482b53a994fd152037f	tools