This directory contains the build system of Sage, the distribution.

Subdirectories:

 - bin: Various scripts needed at build time.  Not installed.

 - make: Makefiles and related scripts.

 - pkgs: New-style sage packages.

 - sage_bootstrap: Python utility library for dealing with
   third-party tarballs and building Sage. See its README for
   more information.  Not installed.

 - test: Test suite for sage_bootstrap.
