#include "support/types.h"
#include <string>
+#include <typeinfo>
namespace lyx {
/// Creates a UTF8 string from a docstring. This should go eventually.
std::string const to_utf8(docstring const &);
-}
+/// convert \p s from the encoding of the locale to ucs4.
+docstring const from_local8bit(std::string const & s);
+
+/// Exception thrown by to_local8bit if the string could not be converted
+class to_local8bit_failure : public std::bad_cast {
+public:
+ to_local8bit_failure() throw() : std::bad_cast() {}
+ virtual ~to_local8bit_failure() throw() {}
+ virtual const char* what() const throw();
+};
+
+/**
+ * Convert \p s from ucs4 to the encoding of the locale.
+ * This may fail and throw an exception, the caller is expected to act
+ * appropriately.
+ */
+std::string const to_local8bit(docstring const & s);
+
+/// convert \p s from the encoding of the file system to ucs4.
+docstring const from_filesystem8bit(std::string const & s);
+
+/// convert \p s from ucs4 to the encoding of the file system.
+std::string const to_filesystem8bit(docstring const & s);
+
+/// normalize \p s to precomposed form kc
+docstring const normalize_kc(docstring const & s);
/// Compare a docstring with a C string of ASCII characters
bool operator==(lyx::docstring const &, char const *);
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 *);
+lyx::docstring & operator+=(lyx::docstring &, char const *);
/// Append a single ASCII character to a docstring
-lyx::docstring operator+=(lyx::docstring & l, char r);
+lyx::docstring & operator+=(lyx::docstring & l, char r);
+
+} // namespace lyx
-#if SIZEOF_WCHAR_T != 4 && defined(__GNUC__) && defined(__GNUC_MINOR__) && __GNUC__ == 3 && __GNUC_MINOR__ < 4
+#if ! defined(USE_WCHAR_T) && 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.
namespace std {