MacToISO is still confusing me

Peter W A Wood peterwawood at gmail.com
Mon Dec 23 07:52:52 EST 2013


Many thanks for the comprehensive reply Fraser.

Have a good break.

Peter


On 23 Dec 2013, at 20:34, Fraser Gordon wrote:

> On 23/12/2013 00:55, Peter W A Wood wrote:
>> Will the Unicode support cope with OS X encoding being UTF-16 for Cocoa (LiveCode Desktop) and UTf-8 for Darwin (LiveCode Server)?
> 
> As implemented, things get re-encoded (if required) at the boundary when
> calls are made to the OS. Currently, UTF-16 is being used for strings
> that can't be represented in the native 8-bit encoding so, for Cocoa and
> Win32, this is passed straight to the OS while on Linux it gets
> converted to the system's default encoding (UTF-8 on most recent Linux
> distros but it could be something else). Darwin will be the same (except
> fixed as UTF-8).
> 
> All of this should be invisible to scripts, of course. Ideally, the use
> of Unicode should be entirely transparent - something that works on the
> native 8-bit encoding should also work identically on Unicode.
> Similarly, the choice of encoding at the OS level should not make any
> visible differences. (As an example, "char x to y of" doesn't depend on
> the encoding; whole characters are always selected, even if they are
> encoded as multiple bytes or 16-bit words).
> 
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