tree d142c5256c0ae9370af19030b4cc9c42cb1cf58e
parent 2204bd2d329140f1d7aa6ce2552dd45340ab7d10
author pcloudy <pcloudy@google.com> 1562934581 -0700
committer Copybara-Service <copybara-worker@google.com> 1562934639 -0700

Ignore external/ directory in users' source tree when creating execroot symlink tree.

Fixes https://github.com/bazelbuild/bazel/issues/3857#issuecomment-510538152

RELNOTES: None
PiperOrigin-RevId: 257786258