I don't even know how you set a modification date...

Emmanuel

On Jun 13, 2011, at 3:00 PM, Nobumi Iyanaga wrote:

> Hello Mark,
>
> Thank you for your quick reply.
>
> On Jun 13, 2011, at 9:27 PM, Mark Lively wrote:
>
>> On Jun 13, 2011, at 8:03 AM, Nobumi Iyanaga wrote:
>>
>>> Hello,
>>>
>>> I need to write a script which compares two folders recursively,  
>>> finds files and folders of the same name at the same location in  
>>> the folder structure, and if they are of the same size, set the  
>>> modification date of files/folders of the source folder to files/ 
>>> folders of the destination folder.
>>>
>>> AppleScript is probably not the fastest way to do that; and I  
>>> almost don't know how to go through folders with AppleScript; but  
>>> the only scripting languages that I know of (a little) are  
>>> AppleScript and Perl -- and it seems Perl has no command to set  
>>> the modification date of a file/folder.
>>>
>>> Could some kind soul help me to write such a script?
>>>
>>> Thank you very much in advance.
>>>
>>> Best regard,
>>>
>>> Nobumi Iyanaga
>>> Tokyo,
>>> Japan
>>
>> If you have the satimage scripting addition installed it is simply.
>>
>> backup folder1 onto folder2 level 1
>
> Thank you very much. But if I understand well satimage scripting  
> addition dictionary, this would synchronize the two folders. This is  
> not exactly what I need to do.
>
> I used "rsync -aHEv" to synchronize two folders, but for some reason  
> that I don't understand, it creates a mess of last modified date  
> attribute in some old files/folders (it puts the modified date to  
> "now", or something). I have an older backup of the same folder --  
> so I need to set again the old modified date to the files of the  
> same name and same size in the newer folder...
>
> Thank you for any further thought.
>
> Best regard,
>
> Nobumi Iyanaga
> Tokyo,
> Japan