[WORK] std.file.update function

[rikki cattermole via Digitalmars-d]

On 19/09/2016 3:41 AM, Andrei Alexandrescu wrote:
> On 9/18/16 11:24 AM, rikki cattermole wrote:
>> On 19/09/2016 3:20 AM, Andrei Alexandrescu wrote:
>>> On 09/18/2016 11:17 AM, Andrei Alexandrescu wrote:
>>>> Simplest case is - source file is being changed, therefore a new object
>>>> file is being produced, therefore a new executable is being produced.
>>>
>>> Forgot to mention a situation here: if you change the source code of a
>>> module without influencing the object file (e.g. documentation, certain
>>> style changes, unittests in non-unittest builds etc) there'd be no
>>> linking upon rebuilding. -- Andrei
>>
>> How does this compare against doing a checksum comparison on the file?
>
> Favorably :o). -- Andrei

Confirmed in doing the checksum myself.
However I have not compared against OS provided checksum.