[python-chinese] 关于fcntl文件锁，想和大家讨论一下

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ÔÚ06-11-23£¬limodou <limodou在gmail.com> дµÀ£º
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> On 11/23/06, »ÆÁˆ <huangchonggnu在gmail.com> wrote:
> > "Èç¹û½ø³ÌBûÓнøÐÐËø²âÊÔ£¬Ò²¾ÍÊÇ˵Ëü²»×ñÊØЭ×÷½ø³Ì¼äµÄÔ¼¶¨
> > £¬ÊÇ¿ÉÒÔ¶ÁµÄ£¬µ«ÊÇ¿ÉÄÜ»á³öÏÖÂß¼­ÉϵIJ»Ò»ÖÂÐÔ¡£"quote
> >
> > µ±½ø³ÌAдÎļþʱ, ×ñÑ­¿ªÎļþ£¬¼ÓËø£¬²Ù×÷¶Áд£¬½âËø£¬¹Ø±ÕÎļþµÄ²½Öè
> > fd = open(filename, 'w')
> > fcntl.flock(fd, LOCK_SH) .....
> > ½ø³ÌBËæºó½øÈ룬ֻÊǶÁÎļþ, ûÓÐ×ñÑ­ ÒÔÉϲ½Ö裺
> > fd = open(filename, 'r')
> > .....
> > fd.close()
> > B¿ÉÒÔ¶Á,ÊÇÕâÑùÂð?
> >
> ÊDz»ÊÇÕâÑù£¬ÎÒ½¨ÒéÄã×öһϲâÊԾͿÉÒÔÁË¡£
>
> --
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