tree 36455b2f5db5c9f8ed2bfc0b0dc4730f1a03e3e9
parent 112a732a5a3cebb3cc1a03aa2fb32fa49130d8c5
author Colin Cross <ccross@android.com> 1537479370 -0700
committer Colin Cross <ccross@android.com> 1537570503 -0700

Improve error message for globbed dangling symlink

IsDir on a dangling symlink produces ErrNotExist.  Manually
check if the file exists but is a symlink to report a better
error.

Test: m checkbuild
Change-Id: I3181e74002436d74ec35a0923635835e561030dd