tree 3cd67cb21136c4a03e3159a20bbc61d17a4ce187
parent 3d22faab71e2e55c83d90fd28ede163a9db703d7
author michajlo <michajlo@google.com> 1585344608 -0700
committer Copybara-Service <copybara-worker@google.com> 1585344712 -0700

Don't clobber install_base's parent's permissions

Previously we'd unconditionally try to set dirname(install_base)'s mode to
0777, then again set it to umask.

TESTED: Confirmed --install_base=/tmp/foo worked, and $unwritabledir/baz failed
PiperOrigin-RevId: 303407664