On Apr 14 13:54, Brian Inglis via Cygwin wrote:
> On 2023-04-14 13:00, Corinna Vinschen via Cygwin wrote:
> > On Apr 14 19:53, Gionatan Danti via Cygwin wrote:
> > > [1] https://sourceware.org/legacy-ml/cygwin/2009-11/msg00043.html
>
> > While this patch would have fixed your problem, a later followup patch
> > broke your usage of U+F020 (space replacement) and, FWIW, of U+F02E
> > (dot replacement) again:
> > https://cygwin.com/cgit/newlib-cygwin/commit/?id=8802178fddfd
> > This was done to accomodate filesystems implementing the idiotic
> > approach to support only DOS filenames, i.e. not allowing leading or
> > trailing spaces and not allowing trailing dots. These are Netapp and
> > Novell Netware filesystems. See the last paragraph of
> > https://cygwin.com/cygwin-ug-net/using-specialnames.html#pathnames-specialchars
> > Any chance you can just rename the files?
>
> UCSUR Under-ConScript Unicode Registry and its predecessor ConScript Unicode
> Registry CSUR
>
> https://www.kreativekorp.com/ucsur/
>
> http://www.evertype.com/standards/csur/
>
> unofficially register Unicode PUA glyphs for academic, artificial,
> constructed, historical, invented, and minority language scripts, some of
> which have made it into Unicode e.g.
>
> Script CSUR Unicode
> PHAISTOS DISC U+E6D0-U+E6FF U+101D0-U+101DF
> SHAVIAN U+E700-U+E72F U+10450-U+1047F
> DESERET U+E830-U+E88F U+10400-U+1044F
>
> and maintain their own Unidata e.g.
>
> https://www.kreativekorp.com/ucsur/UNIDATA/Blocks.txt
>
> and some Unicode fonts have -CSUR addition files (like -Italic etc.) that
> support BMP and SMP PUA glyphs.
>
> For Cygwin purposes:
>
> F000−F7FF unassigned Reserved for hacks and corporate use
>
> so Cygwin's special Windows file name characters mappings are clear:
>
For completeness sake, starting with commit 8802178fddfd:
F020 <space>
> F022 "
> F02A *
F02E .
> F03A :
> F03C <
> F03E >
> F03F ?
> F07C |
Corinna
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