AddCommands adds all of the "srclib ..." subcommands (toolchain, tool, make, etc.) as subcommands on c.

ColorizeDiff takes a byte slice of lines and returns the same, but with diff highlighting.

CreateMakefile creates a Makefile to build a tree.

Import imports build data into a RepoStore or MultiRepoStore.

OpenLocalRepo opens the VCS repository in or above the current directory.

CacheLocalRepo controls whether OpenLocalRepo caches the results of OpenRepo the first time it runs and returns the same repo for all subsequent calls (even if you call os.Chdir, for example).

GlobalOpt contains global options.

OpenStore is called by all of the store subcommands to open the store.

Version of srclib.

TODO(beyang): should have TestCmd use this in checkResults to give more helpful output.

Directory is flags.Completer that provides directory name completion.