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[wxWidgets.git] / src / common / strconv.cpp

diff --git a/src/common/strconv.cpp b/src/common/strconv.cpp
index 95ef4240421423b71948f04911ffcdd85067e4ad..843c84e046ce7c5b007af15ab4c07b76ca207a73 100644 (file)
--- a/src/common/strconv.cpp
+++ b/src/common/strconv.cpp
@@ -15,10 +15,11 @@
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 

+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif  //__BORLANDC__
+

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-    #ifdef __WXMSW__
-        #include "wx/msw/missing.h"
-    #endif

     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/utils.h"
     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/utils.h"


@@ -29,10 +30,6 @@
 
 #if wxUSE_WCHAR_T
 
 
 #if wxUSE_WCHAR_T
 

-#ifdef __WINDOWS__
-    #include "wx/msw/private.h"
-#endif
-

 #ifndef __WXWINCE__
 #include <errno.h>
 #endif
 #ifndef __WXWINCE__
 #include <errno.h>
 #endif


@@ -42,6 +39,8 @@
 #include <stdlib.h>
 
 #if defined(__WIN32__) && !defined(__WXMICROWIN__)
 #include <stdlib.h>
 
 #if defined(__WIN32__) && !defined(__WXMICROWIN__)

+    #include "wx/msw/private.h"
+    #include "wx/msw/missing.h"

     #define wxHAVE_WIN32_MB2WC
 #endif
 
     #define wxHAVE_WIN32_MB2WC
 #endif
 


@@ -477,11 +476,11 @@ size_t wxMBConvLibc::WC2MB(char *buf, const wchar_t *psz, size_t n) const
 
 #ifdef __UNIX__
 
 
 #ifdef __UNIX__
 

-wxConvBrokenFileNames::wxConvBrokenFileNames(const wxChar *charset)
+wxConvBrokenFileNames::wxConvBrokenFileNames(const wxString& charset)

 {
 {

-    if ( !charset || wxStricmp(charset, _T("UTF-8")) == 0
-                  || wxStricmp(charset, _T("UTF8")) == 0  )
-        m_conv = new wxMBConvUTF8(wxMBConvUTF8::MAP_INVALID_UTF8_TO_OCTAL);
+    if ( wxStricmp(charset, _T("UTF-8")) == 0 ||
+         wxStricmp(charset, _T("UTF8")) == 0  )
+        m_conv = new wxMBConvUTF8(wxMBConvUTF8::MAP_INVALID_UTF8_TO_PUA);

     else
         m_conv = new wxCSConv(charset);
 }
     else
         m_conv = new wxCSConv(charset);
 }


@@ -1589,7 +1588,7 @@ wxMBConvUTF32swap::FromWChar(char *dst, size_t dstLen,
 class wxMBConv_iconv : public wxMBConv
 {
 public:
 class wxMBConv_iconv : public wxMBConv
 {
 public:

-    wxMBConv_iconv(const wxChar *name);
+    wxMBConv_iconv(const char *name);

     virtual ~wxMBConv_iconv();
 
     virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
     virtual ~wxMBConv_iconv();
 
     virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;


@@ -1598,9 +1597,13 @@ public:
     // classify this encoding as explained in wxMBConv::GetMBNulLen() comment
     virtual size_t GetMBNulLen() const;
 
     // classify this encoding as explained in wxMBConv::GetMBNulLen() comment
     virtual size_t GetMBNulLen() const;
 

+#if wxUSE_UNICODE_UTF8
+    virtual bool IsUTF8() const;
+#endif
+

     virtual wxMBConv *Clone() const
     {
     virtual wxMBConv *Clone() const
     {

-        wxMBConv_iconv *p = new wxMBConv_iconv(m_name);
+        wxMBConv_iconv *p = new wxMBConv_iconv(m_name.ToAscii());

         p->m_minMBCharWidth = m_minMBCharWidth;
         return p;
     }
         p->m_minMBCharWidth = m_minMBCharWidth;
         return p;
     }


@@ -1638,7 +1641,7 @@ private:
 };
 
 // make the constructor available for unit testing
 };
 
 // make the constructor available for unit testing

-WXDLLIMPEXP_BASE wxMBConv* new_wxMBConv_iconv( const wxChar* name )
+WXDLLIMPEXP_BASE wxMBConv* new_wxMBConv_iconv( const char* name )

 {
     wxMBConv_iconv* result = new wxMBConv_iconv( name );
     if ( !result->IsOk() )
 {
     wxMBConv_iconv* result = new wxMBConv_iconv( name );
     if ( !result->IsOk() )


@@ -1653,15 +1656,11 @@ WXDLLIMPEXP_BASE wxMBConv* new_wxMBConv_iconv( const wxChar* name )
 wxString wxMBConv_iconv::ms_wcCharsetName;
 bool wxMBConv_iconv::ms_wcNeedsSwap = false;
 
 wxString wxMBConv_iconv::ms_wcCharsetName;
 bool wxMBConv_iconv::ms_wcNeedsSwap = false;
 

-wxMBConv_iconv::wxMBConv_iconv(const wxChar *name)
+wxMBConv_iconv::wxMBConv_iconv(const char *name)

               : m_name(name)
 {
     m_minMBCharWidth = 0;
 
               : m_name(name)
 {
     m_minMBCharWidth = 0;
 

-    // iconv operates with chars, not wxChars, but luckily it uses only ASCII
-    // names for the charsets
-    const wxCharBuffer cname(wxString(name).ToAscii());
-

     // check for charset that represents wchar_t:
     if ( ms_wcCharsetName.empty() )
     {
     // check for charset that represents wchar_t:
     if ( ms_wcCharsetName.empty() )
     {


@@ -1698,13 +1697,13 @@ wxMBConv_iconv::wxMBConv_iconv(const wxChar *name)
             wxLogTrace(TRACE_STRCONV, _T("  trying charset \"%s\""),
                        nameXE.c_str());
 
             wxLogTrace(TRACE_STRCONV, _T("  trying charset \"%s\""),
                        nameXE.c_str());
 

-            m2w = iconv_open(nameXE.ToAscii(), cname);
+            m2w = iconv_open(nameXE.ToAscii(), name);

             if ( m2w == ICONV_T_INVALID )
             {
                 // try charset w/o bytesex info (e.g. "UCS4")
                 wxLogTrace(TRACE_STRCONV, _T("  trying charset \"%s\""),
                            nameCS.c_str());
             if ( m2w == ICONV_T_INVALID )
             {
                 // try charset w/o bytesex info (e.g. "UCS4")
                 wxLogTrace(TRACE_STRCONV, _T("  trying charset \"%s\""),
                            nameCS.c_str());

-                m2w = iconv_open(nameCS.ToAscii(), cname);
+                m2w = iconv_open(nameCS.ToAscii(), name);

 
                 // and check for bytesex ourselves:
                 if ( m2w != ICONV_T_INVALID )
 
                 // and check for bytesex ourselves:
                 if ( m2w != ICONV_T_INVALID )


@@ -1747,14 +1746,14 @@ wxMBConv_iconv::wxMBConv_iconv(const wxChar *name)
 
         wxLogTrace(TRACE_STRCONV,
                    wxT("iconv wchar_t charset is \"%s\"%s"),
 
         wxLogTrace(TRACE_STRCONV,
                    wxT("iconv wchar_t charset is \"%s\"%s"),

-                   ms_wcCharsetName.empty() ? _T("<none>")
-                                            : ms_wcCharsetName.c_str(),
+                   ms_wcCharsetName.empty() ? wxString("<none>")
+                                            : ms_wcCharsetName,

                    ms_wcNeedsSwap ? _T(" (needs swap)")
                                   : _T(""));
     }
     else // we already have ms_wcCharsetName
     {
                    ms_wcNeedsSwap ? _T(" (needs swap)")
                                   : _T(""));
     }
     else // we already have ms_wcCharsetName
     {

-        m2w = iconv_open(ms_wcCharsetName.ToAscii(), cname);
+        m2w = iconv_open(ms_wcCharsetName.ToAscii(), name);

     }
 
     if ( ms_wcCharsetName.empty() )
     }
 
     if ( ms_wcCharsetName.empty() )


@@ -1763,12 +1762,12 @@ wxMBConv_iconv::wxMBConv_iconv(const wxChar *name)
     }
     else
     {
     }
     else
     {

-        w2m = iconv_open(cname, ms_wcCharsetName.ToAscii());
+        w2m = iconv_open(name, ms_wcCharsetName.ToAscii());

         if ( w2m == ICONV_T_INVALID )
         {
             wxLogTrace(TRACE_STRCONV,
                        wxT("\"%s\" -> \"%s\" works but not the converse!?"),
         if ( w2m == ICONV_T_INVALID )
         {
             wxLogTrace(TRACE_STRCONV,
                        wxT("\"%s\" -> \"%s\" works but not the converse!?"),

-                       ms_wcCharsetName.c_str(), cname.data());
+                       ms_wcCharsetName.c_str(), name);

         }
     }
 }
         }
     }
 }


@@ -1957,7 +1956,7 @@ size_t wxMBConv_iconv::GetMBNulLen() const
         wxMutexLocker lock(self->m_iconvMutex);
 #endif
 
         wxMutexLocker lock(self->m_iconvMutex);
 #endif
 

-        wchar_t *wnul = L"";
+        const wchar_t *wnul = L"";

         char buf[8]; // should be enough for NUL in any encoding
         size_t inLen = sizeof(wchar_t),
                outLen = WXSIZEOF(buf);
         char buf[8]; // should be enough for NUL in any encoding
         size_t inLen = sizeof(wchar_t),
                outLen = WXSIZEOF(buf);


@@ -1976,6 +1975,14 @@ size_t wxMBConv_iconv::GetMBNulLen() const
     return m_minMBCharWidth;
 }
 
     return m_minMBCharWidth;
 }
 

+#if wxUSE_UNICODE_UTF8
+bool wxMBConv_iconv::IsUTF8() const
+{
+    return wxStricmp(m_name, "UTF-8") == 0 ||
+           wxStricmp(m_name, "UTF8") == 0;
+}
+#endif
+

 #endif // HAVE_ICONV
 
 
 #endif // HAVE_ICONV
 
 


@@ -1987,7 +1994,7 @@ size_t wxMBConv_iconv::GetMBNulLen() const
 
 // from utils.cpp
 #if wxUSE_FONTMAP
 
 // from utils.cpp
 #if wxUSE_FONTMAP

-extern WXDLLIMPEXP_BASE long wxCharsetToCodepage(const wxChar *charset);
+extern WXDLLIMPEXP_BASE long wxCharsetToCodepage(const char *charset);

 extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding);
 #endif
 
 extern WXDLLIMPEXP_BASE long wxEncodingToCodepage(wxFontEncoding encoding);
 #endif
 


@@ -2008,7 +2015,7 @@ public:
     }
 
 #if wxUSE_FONTMAP
     }
 
 #if wxUSE_FONTMAP

-    wxMBConv_win32(const wxChar* name)
+    wxMBConv_win32(const char* name)

     {
         m_CodePage = wxCharsetToCodepage(name);
         m_minMBCharWidth = 0;
     {
         m_CodePage = wxCharsetToCodepage(name);
         m_minMBCharWidth = 0;


@@ -2036,12 +2043,12 @@ public:
         //     http://msdn.microsoft.com/library/en-us/intl/unicode_17si.asp
         if ( m_CodePage == CP_UTF8 )
         {
         //     http://msdn.microsoft.com/library/en-us/intl/unicode_17si.asp
         if ( m_CodePage == CP_UTF8 )
         {

-            return wxConvUTF8.MB2WC(buf, psz, n);
+            return wxMBConvUTF8().MB2WC(buf, psz, n);

         }
 
         if ( m_CodePage == CP_UTF7 )
         {
         }
 
         if ( m_CodePage == CP_UTF7 )
         {

-            return wxConvUTF7.MB2WC(buf, psz, n);
+            return wxMBConvUTF7().MB2WC(buf, psz, n);

         }
 
         int flags = 0;
         }
 
         int flags = 0;


@@ -2731,7 +2738,7 @@ public:
     }
 
 #if wxUSE_FONTMAP
     }
 
 #if wxUSE_FONTMAP

-    wxMBConv_mac(const wxChar* name)
+    wxMBConv_mac(const char* name)

     {
         Init( wxMacGetSystemEncFromFontEnc( wxFontMapperBase::Get()->CharsetToEncoding(name, false) ) );
     }
     {
         Init( wxMacGetSystemEncFromFontEnc( wxFontMapperBase::Get()->CharsetToEncoding(name, false) ) );
     }


@@ -3096,7 +3103,7 @@ private:
 public:
     // temporarily just use wxEncodingConverter stuff,
     // so that it works while a better implementation is built
 public:
     // temporarily just use wxEncodingConverter stuff,
     // so that it works while a better implementation is built

-    wxMBConv_wxwin(const wxChar* name)
+    wxMBConv_wxwin(const char* name)

     {
         if (name)
             m_enc = wxFontMapperBase::Get()->CharsetToEncoding(name, false);
     {
         if (name)
             m_enc = wxFontMapperBase::Get()->CharsetToEncoding(name, false);


@@ -3169,7 +3176,7 @@ private:
 };
 
 // make the constructors available for unit testing
 };
 
 // make the constructors available for unit testing

-WXDLLIMPEXP_BASE wxMBConv* new_wxMBConv_wxwin( const wxChar* name )
+WXDLLIMPEXP_BASE wxMBConv* new_wxMBConv_wxwin( const char* name )

 {
     wxMBConv_wxwin* result = new wxMBConv_wxwin( name );
     if ( !result->IsOk() )
 {
     wxMBConv_wxwin* result = new wxMBConv_wxwin( name );
     if ( !result->IsOk() )


@@ -3194,13 +3201,13 @@ void wxCSConv::Init()
     m_deferred = true;
 }
 
     m_deferred = true;
 }
 

-wxCSConv::wxCSConv(const wxChar *charset)
+wxCSConv::wxCSConv(const wxString& charset)

 {
     Init();
 
 {
     Init();
 

-    if ( charset )
+    if ( !charset.empty() )

     {
     {

-        SetName(charset);
+        SetName(charset.ToAscii());

     }
 
 #if wxUSE_FONTMAP
     }
 
 #if wxUSE_FONTMAP


@@ -3257,11 +3264,11 @@ void wxCSConv::Clear()
     m_convReal = NULL;
 }
 
     m_convReal = NULL;
 }
 

-void wxCSConv::SetName(const wxChar *charset)
+void wxCSConv::SetName(const char *charset)

 {
     if (charset)
     {
 {
     if (charset)
     {

-        m_name = wxStrdup(charset);
+        m_name = strdup(charset);

         m_deferred = true;
     }
 }
         m_deferred = true;
     }
 }


@@ -3280,7 +3287,7 @@ wxMBConv *wxCSConv::DoCreate() const
     wxLogTrace(TRACE_STRCONV,
                wxT("creating conversion for %s"),
                (m_name ? m_name
     wxLogTrace(TRACE_STRCONV,
                wxT("creating conversion for %s"),
                (m_name ? m_name

-                       : wxFontMapperBase::GetEncodingName(m_encoding).c_str()));
+                       : (const char*)wxFontMapperBase::GetEncodingName(m_encoding).mb_str()));

 #endif // wxUSE_FONTMAP
 
     // check for the special case of ASCII or ISO8859-1 charset: as we have
 #endif // wxUSE_FONTMAP
 
     // check for the special case of ASCII or ISO8859-1 charset: as we have


@@ -3307,14 +3314,13 @@ wxMBConv *wxCSConv::DoCreate() const
     if ( m_name )
 #endif // !wxUSE_FONTMAP
     {
     if ( m_name )
 #endif // !wxUSE_FONTMAP
     {

-        wxString name(m_name);

 #if wxUSE_FONTMAP
         wxFontEncoding encoding(m_encoding);
 #endif
 
 #if wxUSE_FONTMAP
         wxFontEncoding encoding(m_encoding);
 #endif
 

-        if ( !name.empty() )
+        if ( m_name )

         {
         {

-            wxMBConv_iconv *conv = new wxMBConv_iconv(name);
+            wxMBConv_iconv *conv = new wxMBConv_iconv(m_name);

             if ( conv->IsOk() )
                 return conv;
 
             if ( conv->IsOk() )
                 return conv;
 


@@ -3322,7 +3328,7 @@ wxMBConv *wxCSConv::DoCreate() const
 
 #if wxUSE_FONTMAP
             encoding =
 
 #if wxUSE_FONTMAP
             encoding =

-                wxFontMapperBase::Get()->CharsetToEncoding(name, false);
+                wxFontMapperBase::Get()->CharsetToEncoding(m_name, false);

 #endif // wxUSE_FONTMAP
         }
 #if wxUSE_FONTMAP
 #endif // wxUSE_FONTMAP
         }
 #if wxUSE_FONTMAP


@@ -3333,7 +3339,7 @@ wxMBConv *wxCSConv::DoCreate() const
                 if ( it->second.empty() )
                     return NULL;
 
                 if ( it->second.empty() )
                     return NULL;
 

-                wxMBConv_iconv *conv = new wxMBConv_iconv(it->second);
+                wxMBConv_iconv *conv = new wxMBConv_iconv(it->second.ToAscii());

                 if ( conv->IsOk() )
                     return conv;
 
                 if ( conv->IsOk() )
                     return conv;
 


@@ -3341,15 +3347,19 @@ wxMBConv *wxCSConv::DoCreate() const
             }
 
             const wxChar** names = wxFontMapperBase::GetAllEncodingNames(encoding);
             }
 
             const wxChar** names = wxFontMapperBase::GetAllEncodingNames(encoding);

-            // CS : in case this does not return valid names (eg for MacRoman) encoding
-            // got a 'failure' entry in the cache all the same, although it just has to
-            // be created using a different method, so only store failed iconv creation
-            // attempts (or perhaps we shoulnd't do this at all ?)
+            // CS : in case this does not return valid names (eg for MacRoman)
+            // encoding got a 'failure' entry in the cache all the same,
+            // although it just has to be created using a different method, so
+            // only store failed iconv creation attempts (or perhaps we
+            // shoulnd't do this at all ?)

             if ( names[0] != NULL )
             {
                 for ( ; *names; ++names )
                 {
             if ( names[0] != NULL )
             {
                 for ( ; *names; ++names )
                 {

-                    wxMBConv_iconv *conv = new wxMBConv_iconv(*names);
+                    // FIXME-UTF8: wxFontMapperBase::GetAllEncodingNames()
+                    //             will need changes that will obsolete this
+                    wxString name(*names);
+                    wxMBConv_iconv *conv = new wxMBConv_iconv(name.ToAscii());

                     if ( conv->IsOk() )
                     {
                         gs_nameCache[encoding] = *names;
                     if ( conv->IsOk() )
                     {
                         gs_nameCache[encoding] = *names;


@@ -3483,9 +3493,9 @@ wxMBConv *wxCSConv::DoCreate() const
                    m_name ? m_name
                       :
 #if wxUSE_FONTMAP
                    m_name ? m_name
                       :
 #if wxUSE_FONTMAP

-                         wxFontMapperBase::GetEncodingDescription(m_encoding).c_str()
+                         (const char*)wxFontMapperBase::GetEncodingDescription(m_encoding).ToAscii()

 #else // !wxUSE_FONTMAP
 #else // !wxUSE_FONTMAP

-                         wxString::Format(_("encoding %i"), m_encoding).c_str()
+                         (const char*)wxString::Format(_("encoding %i"), m_encoding).ToAscii()

 #endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
               );
 
 #endif // wxUSE_FONTMAP/!wxUSE_FONTMAP
               );
 


@@ -3506,7 +3516,7 @@ void wxCSConv::CreateConvIfNeeded() const
         if ( !m_name && m_encoding == wxFONTENCODING_SYSTEM )
         {
 #if wxUSE_INTL
         if ( !m_name && m_encoding == wxFONTENCODING_SYSTEM )
         {
 #if wxUSE_INTL

-            self->m_name = wxStrdup(wxLocale::GetSystemEncodingName());
+            self->m_encoding = wxLocale::GetSystemEncoding();

 #else
             // fallback to some reasonable default:
             self->m_encoding = wxFONTENCODING_ISO8859_1;
 #else
             // fallback to some reasonable default:
             self->m_encoding = wxFONTENCODING_ISO8859_1;


@@ -3518,6 +3528,43 @@ void wxCSConv::CreateConvIfNeeded() const
     }
 }
 
     }
 }
 

+bool wxCSConv::IsOk() const
+{
+    CreateConvIfNeeded();
+
+    // special case: no convReal created for wxFONTENCODING_ISO8859_1
+    if ( m_encoding == wxFONTENCODING_ISO8859_1 )
+        return true; // always ok as we do it ourselves
+
+    // m_convReal->IsOk() is called at its own creation, so we know it must
+    // be ok if m_convReal is non-NULL
+    return m_convReal != NULL;
+}
+
+size_t wxCSConv::ToWChar(wchar_t *dst, size_t dstLen,
+                         const char *src, size_t srcLen) const
+{
+    CreateConvIfNeeded();
+
+    if (m_convReal)
+        return m_convReal->ToWChar(dst, dstLen, src, srcLen);
+
+    // latin-1 (direct)
+    return wxMBConv::ToWChar(dst, dstLen, src, srcLen);
+}
+
+size_t wxCSConv::FromWChar(char *dst, size_t dstLen,
+                           const wchar_t *src, size_t srcLen) const
+{
+    CreateConvIfNeeded();
+
+    if (m_convReal)
+        return m_convReal->FromWChar(dst, dstLen, src, srcLen);
+
+    // latin-1 (direct)
+    return wxMBConv::FromWChar(dst, dstLen, src, srcLen);
+}
+

 size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
 {
     CreateConvIfNeeded();
 size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
 {
     CreateConvIfNeeded();


@@ -3577,48 +3624,122 @@ size_t wxCSConv::GetMBNulLen() const
         return m_convReal->GetMBNulLen();
     }
 
         return m_convReal->GetMBNulLen();
     }
 

+    // otherwise, we are ISO-8859-1

     return 1;
 }
 
     return 1;
 }
 

+#if wxUSE_UNICODE_UTF8
+bool wxCSConv::IsUTF8() const
+{
+    CreateConvIfNeeded();
+
+    if ( m_convReal )
+    {
+        return m_convReal->IsUTF8();
+    }
+
+    // otherwise, we are ISO-8859-1
+    return false;
+}
+#endif
+
+
+#if wxUSE_UNICODE
+
+wxWCharBuffer wxSafeConvertMB2WX(const char *s)
+{
+    if ( !s )
+        return wxWCharBuffer();
+
+    wxWCharBuffer wbuf(wxConvLibc.cMB2WX(s));
+    if ( !wbuf )
+        wbuf = wxMBConvUTF8().cMB2WX(s);
+    if ( !wbuf )
+        wbuf = wxConvISO8859_1.cMB2WX(s);
+
+    return wbuf;
+}
+
+wxCharBuffer wxSafeConvertWX2MB(const wchar_t *ws)
+{
+    if ( !ws )
+        return wxCharBuffer();
+
+    wxCharBuffer buf(wxConvLibc.cWX2MB(ws));
+    if ( !buf )
+        buf = wxMBConvUTF8(wxMBConvUTF8::MAP_INVALID_UTF8_TO_OCTAL).cWX2MB(ws);
+
+    return buf;
+}
+
+#endif // wxUSE_UNICODE
+

 // ----------------------------------------------------------------------------
 // globals
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // globals
 // ----------------------------------------------------------------------------
 

+// NB: The reason why we create converted objects in this convoluted way,
+//     using a factory function instead of global variable, is that they
+//     may be used at static initialization time (some of them are used by
+//     wxString ctors and there may be a global wxString object). In other
+//     words, possibly _before_ the converter global object would be
+//     initialized.
+
+#undef wxConvLibc
+#undef wxConvUTF8
+#undef wxConvUTF7
+#undef wxConvLocal
+#undef wxConvISO8859_1
+
+#define WX_DEFINE_GLOBAL_CONV2(klass, impl_klass, name, ctor_args)      \
+    WXDLLIMPEXP_DATA_BASE(klass*) name##Ptr = NULL;                     \
+    WXDLLIMPEXP_BASE klass* wxGet_##name##Ptr()                         \
+    {                                                                   \
+        static impl_klass name##Obj ctor_args;                          \
+        return &name##Obj;                                              \
+    }                                                                   \
+    /* this ensures that all global converter objects are created */    \
+    /* by the time static initialization is done, i.e. before any */    \
+    /* thread is launched: */                                           \
+    static klass* gs_##name##instance = wxGet_##name##Ptr()
+
+#define WX_DEFINE_GLOBAL_CONV(klass, name, ctor_args) \
+    WX_DEFINE_GLOBAL_CONV2(klass, klass, name, ctor_args)
+

 #ifdef __WINDOWS__
 #ifdef __WINDOWS__

-    static wxMBConv_win32 wxConvLibcObj;
+    WX_DEFINE_GLOBAL_CONV2(wxMBConv, wxMBConv_win32, wxConvLibc, wxEMPTY_PARAMETER_VALUE);

 #elif defined(__WXMAC__) && !defined(__MACH__)
 #elif defined(__WXMAC__) && !defined(__MACH__)

-    static wxMBConv_mac wxConvLibcObj ;
+    WX_DEFINE_GLOBAL_CONV2(wxMBConv, wxMBConv_mac, wxConvLibc, wxEMPTY_PARAMETER_VALUE);

 #else
 #else

-    static wxMBConvLibc wxConvLibcObj;
+    WX_DEFINE_GLOBAL_CONV2(wxMBConv, wxMBConvLibc, wxConvLibc, wxEMPTY_PARAMETER_VALUE);

 #endif
 
 #endif
 

-static wxCSConv wxConvLocalObj(wxFONTENCODING_SYSTEM);
-static wxCSConv wxConvISO8859_1Obj(wxFONTENCODING_ISO8859_1);
-static wxMBConvUTF7 wxConvUTF7Obj;
-static wxMBConvUTF8 wxConvUTF8Obj;
+WX_DEFINE_GLOBAL_CONV(wxMBConvUTF8, wxConvUTF8, wxEMPTY_PARAMETER_VALUE);
+WX_DEFINE_GLOBAL_CONV(wxMBConvUTF7, wxConvUTF7, wxEMPTY_PARAMETER_VALUE);
+
+WX_DEFINE_GLOBAL_CONV(wxCSConv, wxConvLocal, (wxFONTENCODING_SYSTEM));
+WX_DEFINE_GLOBAL_CONV(wxCSConv, wxConvISO8859_1, (wxFONTENCODING_ISO8859_1));
+
+WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvCurrent = wxGet_wxConvLibcPtr();
+WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvUI = wxGet_wxConvLocalPtr();
+

 #if defined(__WXMAC__) && defined(TARGET_CARBON)
 static wxMBConv_macUTF8D wxConvMacUTF8DObj;
 #endif
 #if defined(__WXMAC__) && defined(TARGET_CARBON)
 static wxMBConv_macUTF8D wxConvMacUTF8DObj;
 #endif

-WXDLLIMPEXP_DATA_BASE(wxMBConv&) wxConvLibc = wxConvLibcObj;
-WXDLLIMPEXP_DATA_BASE(wxCSConv&) wxConvLocal = wxConvLocalObj;
-WXDLLIMPEXP_DATA_BASE(wxCSConv&) wxConvISO8859_1 = wxConvISO8859_1Obj;
-WXDLLIMPEXP_DATA_BASE(wxMBConvUTF7&) wxConvUTF7 = wxConvUTF7Obj;
-WXDLLIMPEXP_DATA_BASE(wxMBConvUTF8&) wxConvUTF8 = wxConvUTF8Obj;
-WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvCurrent = &wxConvLibcObj;
-WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvUI = &wxConvLocal;
-WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvFileName = &
+WXDLLIMPEXP_DATA_BASE(wxMBConv *) wxConvFileName =

 #ifdef __WXOSX__
 #if defined(__WXMAC__) && defined(TARGET_CARBON)
 #ifdef __WXOSX__
 #if defined(__WXMAC__) && defined(TARGET_CARBON)

-                                    wxConvMacUTF8DObj;
-#else
-                                    wxConvUTF8Obj;
-#endif
+                                    &wxConvMacUTF8DObj;

 #else
 #else

-                                    wxConvLibcObj;
+                                    wxGet_wxConvUTF8Ptr();

 #endif
 #endif

+#else // !__WXOSX__
+                                    wxGet_wxConvLibcPtr();
+#endif // __WXOSX__/!__WXOSX__

 
 #else // !wxUSE_WCHAR_T
 
 
 #else // !wxUSE_WCHAR_T
 

+// FIXME-UTF8: remove this, wxUSE_WCHAR_T is required now

 // stand-ins in absence of wchar_t
 WXDLLIMPEXP_DATA_BASE(wxMBConv) wxConvLibc,
                                 wxConvISO8859_1,
 // stand-ins in absence of wchar_t
 WXDLLIMPEXP_DATA_BASE(wxMBConv) wxConvLibc,
                                 wxConvISO8859_1,