On May 4, 12:33 pm, Ray Arachelian <r..._at_email.domain.hidden> wrote:
> toby wrote:
> > Is it worth adding a few simple sniff tests and have the loader advise
> > common errors?
> ...
> The file size is an indicator too. It should be 419284 bytes if it's a
> 400K Disk Copy 4.2 image with tags, or 409684 bytes if there are no tags.
> ...
>
> If the file is exactly 409600 bytes, it means the tags have been
> stripped and the image is not bootable. It may be fine for something
> under MacWorks, but will not be too useful under Lisa Office System, nor
> be bootable.
>
> The MacBinII header is 128 bytes, so if they show up with 419412 bytes,
> and show up as a generic document, they're likely MacBinII encoded. If
> the file is smaller than 400K, it's an indicator that it is a DART image.
Yes, but my question is, are any of these heuristics worth adding to the emulator itself, to save users (and the support hotline) grief.
>
> So either StuffIt Expander for OS X doesn't handle MacBinII or these are
> corrupted files. ...
> I recently added a MacBinII handler to the as of yet unreleased version
> of the emulator (well to libdc42 actually), so future releases should
> handle MacBinII wrapped images.
Good idea.
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. Received on 2015-07-15 16:37:24
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