Merge "Tab completion for the croot function"

              build, and stores those selections in the environment to be read by subsequent

              invocations of 'm' etc.

- tapas:      tapas [<App1> <App2> ...] [arm|x86|mips|arm64|x86_64|mips64] [eng|userdebug|user]

- croot:      Changes directory to the top of the tree.

- croot:      Changes directory to the top of the tree, or a subdirectory thereof.

- m:          Makes from the top of the tree.

- mm:         Builds all of the modules in the current directory, but not their dependencies.

- mmm:        Builds all of the modules in the supplied directories, but not their dependencies.

    if should_add_completion bit ; then

        complete -C "bit --tab" bit

    fi

    if [ -z "$ZSH_VERSION" ]; then

        # Doesn't work in zsh.

        complete -o nospace -F _croot croot

    fi

    complete -F _lunch lunch

    complete -F _complete_android_module_names gomod

    fi

}

function _croot()

{

    local T=$(gettop)

    if [ "$T" ]; then

        local cur="${COMP_WORDS[COMP_CWORD]}"

        k=0

        for c in $(compgen -d ${T}/${cur}); do

            COMPREPLY[k++]=${c#${T}/}/

        done

    fi

}

function cproj()

{

    local TOPFILE=build/make/core/envsetup.mk