On 12/16/2015 07:52 PM, Pádraig Brady wrote:
> On 16/12/15 18:45, Assaf Gordon wrote:
>> The recent "touch -d yesterday" might be a 'gotcha'
>> ( http://lists.gnu.org/archive/html/bug-coreutils/2015-12/msg00041.html ) .
>>
>>
>> Something like:
>> On GNU/Linux, "touch -d now" requires only write permissions to a file,
>> while "touch -d [SPECIFIC-DATE]" requires file ownership or root
>> permission
>> (and similarly, "touch -t").
>
> That's a Linux gotcha if anything.
> I fear the page will get too noisy/large if including such system policies.
And it's already documented in the Texinfo manual:
When setting file timestamps to the current time, `touch' can change
the timestamps for files that the user does not own but has write
permission for. Otherwise, the user must own the files.
Have a nice day,
Berny
