}
+std::string const to_ascii(docstring const & ucs4)
+{
+ int const len = ucs4.length();
+ std::string ascii;
+ ascii.resize(len);
+ for (int i = 0; i < len; ++i) {
+ BOOST_ASSERT(ucs4[i] < 0x80);
+ ascii[i] = static_cast<char>(ucs4[i]);
+ }
+ return ascii;
+}
+
+
docstring const from_utf8(std::string const & utf8)
{
std::vector<lyx::char_type> const ucs4 =
}
+lyx::docstring operator+=(lyx::docstring & l, char const * r)
+{
+ for (char const * c = r; *c; ++c) {
+ BOOST_ASSERT(static_cast<unsigned char>(*c) < 0x80);
+ l.push_back(*c);
+ }
+ return l;
+}
+
+
+lyx::docstring operator+=(lyx::docstring & l, char r)
+{
+ BOOST_ASSERT(static_cast<unsigned char>(r) < 0x80);
+ l.push_back(r);
+ return l;
+}
+
+
#if (!defined(HAVE_WCHAR_T) || SIZEOF_WCHAR_T != 4) && defined(__GNUC__)
// gcc does not have proper locale facets for lyx::char_type if
/// Creates a docstring from a std::string of ASCII characters
docstring const from_ascii(std::string const &);
+/// Creates a std::string of ASCII characters from a docstring
+std::string const to_ascii(docstring const &);
+
/// Creates a docstring from a UTF8 string. This should go eventually.
docstring const from_utf8(std::string const &);
/// Concatenate a single ASCII character and a docstring
lyx::docstring operator+(char l, lyx::docstring const & r);
+/// Append a C string of ASCII characters to a docstring
+lyx::docstring operator+=(lyx::docstring &, char const *);
+
+/// Append a single ASCII character to a docstring
+lyx::docstring operator+=(lyx::docstring & l, char r);
+
#if SIZEOF_WCHAR_T != 4 && defined(__GNUC__) && defined(__GNUC_MINOR__) && __GNUC__ == 3 && __GNUC_MINOR__ < 4
// Missing char_traits methods in gcc 3.3 and older. Taken from gcc 4.2svn.