tree 2bd55b7f33fae14fedd0b2b04c012c761dc51ea1
parent b423ffa6c27ade8485f1f061fd3775553e9bb457
author Christopher Ferris <cferris@google.com> 1441317719 -0700
committer Christopher Ferris <cferris@google.com> 1441327533 -0700

Only close stdin/stdout/stderr for debug malloc.

The debug malloc code unconditionally closes stdin/stdout/stderr,
which means that other atexit functions cannot use them. Only
close these if there is a debug malloc final function to call.

This doesn't appear to be a problem on most normal applications or the
atexit_exit bionic unit test would be failing. However, if you
enable stat dumping in jemalloc, nothing prints. Most likely trying
to add an atexit function from within libc is causing that atexit
to run after the debug malloc atexit function.

Change-Id: I963720d4ccaaa511e44af07a7461f17eb3f84e8e