Commits on Nov 12, 2020

  1. Set FD_CLOEXEC on the LMDB FD manually 

    Currently the FD referring to the appstreacm-cache-FOO.mdb is leaked into
child processes. The only way to fix is in a race-free way is by passing
O_CLOEXEC when opening it inside LMDB, but that's currently not done.
    @Vogtinator
    Vogtinator committed Nov 12, 2020
    adbd5a1