Hallo, On Tue, May 6, 2014 at 2:51 AM, John Cowan <[email protected]> wrote:
> 7) Should R7RS-large implementations be required to > provide the characters from #\x10000 to #\x10FFFF? (R6RS > implementations and many R5RS and R7RS implementations do this. > See <http://trac.sacrideo.us/wg/wiki/UnicodeSupport> for details on > particular implementations.) Voting yes on this question implies a yes > vote on #5 and #6. > > Yes. > > 8) Should R7RS-large implementations be required to allow #\x0 in strings? > (There have been implementations in the past which did not, for the sake > of simpler interchange with C, but none of the test-suite implementations > have this restriction.) > > Yes. > 11) Should R7RS-large implementations be required to allow the characters > from #\x10000 to #\x10FFFF in strings? (Again, MIT does not, even though > it supports them as character objects.) Voting yes on this question > implies a yes vote on #10. > > Yes. > > 12) Should R7RS-large implementations be required to support identifiers > with non-ASCII characters as specified in Section 7.1.1 of R7RS-large? > (Most implementations do, either deliberately or because they support > almost everything as an identifier.) This permits the use of most > languages as a source of Scheme identifiers. > > Abstention. > > 13) Should R7RS-large implementations be required to provide the > (scheme char) library, which is optional in R7RS-small? It contains the > procedures which require O(n)-sized tables, where n is the number of > supported characters in the implementation, namely: char-alphabetic?, > char-lower-case?, char-upper-case?, char-whitespace?, char-numeric?; > char- and string-upcase, -downcase, and -foldcase; and the char-ci and > string-ci procedures. (Essentially all implementations do so, as all > of these are required in R6RS and all but the foldcase procedure are > required in R5RS. The library was made optional in R7RS-small in order > to support embedded implementations that wanted to provide the full > range of characters but could not afford the space for tables.) > > Yes. -- -alex http://unendli.ch/
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