* src/buffer.C
(Buffer::insertStringAsLines): Uncomment isPrintable test
* src/support/lstrings.C
(compare_no_case): Use char_type and not int for the docstring version
(ascii_tolower): Convert to a template
(compare_ascii_no_case): Do not use a template anymore, because we
need int for the string version and char_type for the docstring
version as intermediate type
(lowercase): Use towlower if possible
(uppercase): Use towupper if possible
* src/support/textutils.h
(isLetterChar): Use iswalpha if possible
(isPrintable): Use iswprint if possible
(isPrintableNonspace): Use iswprint and iswspace if possible
(isDigit): Use iswdigit if possible
* src/paragraph.C
(Paragraph::asString): remove obsolete FIXME
(Paragraph::transformChar): add FIXME
* configure.ac: Add definition of LIBC_WCTYPE_USES_UCS4 to config.h
* development/cmake/config.h.cmake: ditto
* development/scons/SConstruct: ditto
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15893
a592a061-630c-0410-9148-
cb99ea01b6c8