Function activation_sync_directory

src/cli/activation_transaction.c:1248–1261

}

static bool activation_sync_directory(const cbm_activation_transaction_t *transaction) {
#ifdef _WIN32
    /* MoveFileExW(MOVEFILE_WRITE_THROUGH) is the strongest portable
     * directory-entry durability primitive available here. */
    (void)transaction;
    return true;
#else
    int result;
    do {
        result = fsync(transaction->directory_fd);
    } while (result != 0 && errno == EINTR);
    return result == 0 || errno == EINVAL || errno == ENOTSUP || errno == EROFS;
#endif
}

#ifdef _WIN32
/* Renaming is how this transaction both publishes and retires -- and on Windows