海量的人气,往往能集聚大量的资源。但是,当满怀期待的粉丝,奉上省吃俭用的金钱、付出真心实意的情感,换来的却可能是越陷越深的泥潭、一地鸡毛的尴尬……饭圈集资种种乱象亟需改变。
When using mmap() for shared memory (from Linux, or other UNIX-like systems) is it possible (and portable) to use fcntl() (or flock() or lockf() functions) to co-ordinate access to the mapping?
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