Added arguments to NaCl scons to allow custom toolchain directories.

One feature that has been missing is to have a separate toolchain
directory on your machine and be able to use it no matter where it
was, this adds that support in NaCl for scons.

BUG=
R=dschuff@chromium.org

Review URL: https://codereview.chromium.org/245733002

git-svn-id: svn://svn.chromium.org/native_client/trunk/src/native_client/site_scons@13123 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2
1 file changed
tree: e229972376e5e0066e3c9b01bae226f63ffaccb4
  1. gyp_extract.py
  2. site_init.py
  3. site_tools/
  4. usage_log.py