v8/tools/mb/README.md
machenbach 9c9d1e18c7 [mb] Copy MB from Chromium repo
This prepares deletion of MB on the Chromium side.

This runs validation of the v8 configs as presubmit and
removes some obsolete code that required chromium.

BUG=chromium:616035

Review-Url: https://codereview.chromium.org/2299953002
Cr-Commit-Position: refs/heads/master@{#39082}
2016-09-01 12:20:20 +00:00

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Markdown

# MB - The Meta-Build wrapper
MB is a simple wrapper intended to provide a uniform interface to either
GYP or GN, such that users and bots can call one script and not need to
worry about whether a given bot is meant to use GN or GYP.
It supports two main functions:
1. "gen" - the main `gyp_chromium` / `gn gen` invocation that generates the
Ninja files needed for the build.
2. "analyze" - the step that takes a list of modified files and a list of
desired targets and reports which targets will need to be rebuilt.
We also use MB as a forcing function to collect all of the different
build configurations that we actually support for Chromium builds into
one place, in `//tools/mb/mb_config.pyl`.
For more information, see:
* [The User Guide](docs/user_guide.md)
* [The Design Spec](docs/design_spec.md)