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* src/support/docstream.C

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(iconv_codecvt_facet::do_max_length): Update to current UTF8
	specification and return 4 for UTF8.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15642 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Georg Baum 2006-10-31 18:54:30 +00:00
parent a252679cca
commit 864ed2c8f9
1 changed files with 5 additions and 2 deletions
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src/support/docstream.C
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@ -148,10 +148,13 @@ protected:
} }
virtual int do_max_length() const throw() virtual int do_max_length() const throw()
{ {
// UTF8 uses at most 6 bytes to represent one UCS4 code point. // UTF8 uses at most 4 bytes to represent one UCS4 code point
// (see RFC 3629). RFC 2279 specifies 6 bytes, but that
// information is outdated, and RFC 2279 has been superseded by
// RFC 3629.
// All other encodings encode one UCS4 code point in one byte // All other encodings encode one UCS4 code point in one byte
// (and can therefore only encode a subset of UCS4) // (and can therefore only encode a subset of UCS4)
return utf8_ ? 6 : 1; return utf8_ ? 4 : 1;
} }
private: private:
/// Do the actual conversion. The interface is equivalent to that of /// Do the actual conversion. The interface is equivalent to that of