On Thu, 23 Sep 2010 17:55:52 +0200, Diez B. Roggisch wrote:
> Last time I checked, file-locking in unix was co-operative.
Linux supports mandatory locking, but it's seldom enabled.
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Thomas Jollans writes:
> On Thursday 23 September 2010, it occurred to loial to exclaim:
>> How can I check whether a file is being written to by another process
>> before I access it?
>>
>> Platform is unix.
>
> As such, you can't. But you can lock the file using the functions in the
> fcntl
On Thursday 23 September 2010, it occurred to loial to exclaim:
> How can I check whether a file is being written to by another process
> before I access it?
>
> Platform is unix.
As such, you can't. But you can lock the file using the functions in the fcntl
module.
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On 2010-09-23, loial wrote:
> How can I check whether a file is being written to by another process
> before I access it?
You mean "written to" or "open for possible writing"?
It may be possible (with sufficient privileges) to determine that a
file has been opened for writing. I don't think you
