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Better R6RS compatibility

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* module/ice-9/boot-9.scm (install-r6rs!): Also enable
  `hungry-eol-escapes'.
* doc/ref/r6rs.texi (R6RS Incompatibilities): Document lack of unicode
  escapes in symbols.
This commit is contained in:
Andy Wingo 2019-09-27 14:06:53 +02:00
parent 15bef73647
commit 714d0b9d9f
2 changed files with 7 additions and 1 deletions
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5
doc/ref/r6rs.texi
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@ -44,6 +44,11 @@ case for R6RS treatment of escaped newlines in strings.
R6RS behavior can be turned on via a reader option. @xref{String R6RS behavior can be turned on via a reader option. @xref{String
Syntax}, for more information. Syntax}, for more information.
@item
Guile does not yet support Unicode escapes in symbols, such as
@code{H\x65;llo} (the same as @code{Hello}), or @code(\x3BB;) (the same
as @code{λ}).
@item @item
A @code{set!} to a variable transformer may only expand to an A @code{set!} to a variable transformer may only expand to an
expression, not a definition---even if the original @code{set!} expression, not a definition---even if the original @code{set!}

3
module/ice-9/boot-9.scm
View file

@ -4078,7 +4078,8 @@ R6RS. @xref{R6RS Incompatibilities} in the manual."
(set! %load-extensions (set! %load-extensions
(cons* ".guile.sls" ".sls" (cons* ".guile.sls" ".sls"
(delete ".guile.sls" (delete ".sls" %load-extensions)))) (delete ".guile.sls" (delete ".sls" %load-extensions))))
(read-enable 'r6rs-hex-escapes)) (read-enable 'r6rs-hex-escapes)
(read-enable 'hungry-eol-escapes))