docs: build-android.md: Add missing step to initialise the build env

Setting up the build environment is a required step.

Without it, the subsequent step `lunch` will not be available.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Lee Jones 2017-05-03 09:15:43 +01:00
commit 7432fb15b3

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@ -33,8 +33,15 @@ This will take quite some time depending on the speed of your internet connectio
## Build Android
When all sources are successfully downloaded you can start building Android
itself. Initialize the build by
When all sources are successfully downloaded you can start building Android itself.
Firstly initialize the environment with the ```envsetup.sh``` script.
```
$ . build/envsetup.sh
```
Then initialize the build using ```lunch```.
```
$ lunch anbox_desktop_x86_64-userdebug