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Inside Racket: document Windows-specific treatement of "UTF-16"

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This commit is contained in:
Matthew Flatt 2014-10-20 18:14:01 -05:00
parent 13f5aa240c
commit e019583acc
1 changed files with 9 additions and 0 deletions
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pkgs/racket-pkgs/racket-doc/scribblings/inside/strings.scrbl
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@ -61,6 +61,10 @@ If @var{permissive} is non-zero, it is used as the decoding of bytes
middle of an encoding. Thus, the function
result can be @cpp{-1} or @cpp{-2} only if @var{permissive} is @cpp{0}.
On Windows, when @var{utf16} is non-zero, decoding supports a natural
extension of UTF-8 that can produce unpaired UTF-16 surrogates in the
result.
This function does not allocate or trigger garbage collection.}
@function[(int scheme_utf8_decode_offset_prefix
@ -198,6 +202,11 @@ The result is the number of bytes produced for the encoding (or that
would be produced if @var{s} was non-@cpp{NULL}). Encoding never
fails.
On Windows, when @var{utf16} is non-zero, encoding supports unpaired
surrogates the input UTF-16 code-unit sequence, in which case
encoding generates a natural extension of UTF-8 that encodes unpaired
surrogates.
This function does not allocate or trigger garbage collection.}
@function[(int scheme_utf8_encode_all