Mercurial > hg > xemacs-beta
diff man/lispref/objects.texi @ 4486:f9104f0e9b91
Document the error on over-long hex character constants.
2008-07-26 Aidan Kehoe <kehoea@parhasard.net>
* lispref/objects.texi (Character Type):
Document the error provoked when the reader sees an over-long
hexadecimal constant.
| author | Aidan Kehoe <kehoea@parhasard.net> |
|---|---|
| date | Sat, 26 Jul 2008 11:46:13 +0200 |
| parents | a99eb40f0b5b |
| children | 95b04754ea8c |
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--- a/man/lispref/objects.texi Sat Jul 26 11:33:24 2008 +0200 +++ b/man/lispref/objects.texi Sat Jul 26 11:46:13 2008 +0200 @@ -647,17 +647,16 @@ followed by a backslash and the character code in octal (up to three octal digits); thus, @samp{?\101} for the character @kbd{A}, @samp{?\001} for the character @kbd{C-a}, and @code{?\002} for the -character @kbd{C-b}. +character @kbd{C-b}. The reader will finalize the character and start +reading the next token when a non-octal-digit is encountered or three +octal digits are read. The second consists of a question mark followed by a backslash, the character @samp{x}, and the character code in hexadecimal (up to two hexadecimal digits); thus, @samp{?\x41} for the character @kbd{A}, @samp{?\x1} for the character @kbd{C-a}, and @code{?\x2} for the -character @kbd{C-b}. - -In both cases, the reader will finalize the character when a non-digit -is encountered or the maximum length of a character code is reached. It -then starts reading the next token. +character @kbd{C-b}. If more than two hexadecimal codes are given, the +reader signals an error. @example @group