toplevel code transferred to wxTopLevelWindow

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

diff --git a/src/common/dynlib.cpp b/src/common/dynlib.cpp
index dc2fe27bea5ae00f6d8d19e998a0787860ebc7c5..025667914bd5419215abd87e82b3eac3d5698c07 100644 (file)
--- a/src/common/dynlib.cpp
+++ b/src/common/dynlib.cpp
@@ -37,7 +37,6 @@
 #include "wx/filefn.h"
 #include "wx/intl.h"
 #include "wx/log.h"
 #include "wx/filefn.h"
 #include "wx/intl.h"
 #include "wx/log.h"

-#include "wx/tokenzr.h"

 
 // ----------------------------------------------------------------------------
 // conditional compilation
 
 // ----------------------------------------------------------------------------
 // conditional compilation


@@ -68,14 +67,15 @@
 #   define wxDllOpen(lib)                shl_load(lib.fn_str(), BIND_DEFERRED, 0)
 #   define wxDllClose                    shl_unload
 
 #   define wxDllOpen(lib)                shl_load(lib.fn_str(), BIND_DEFERRED, 0)
 #   define wxDllClose                    shl_unload
 

-    static inline void *wxDllGetSymbol(shl_t handle, const wxString& name)
-    {
-        void *sym;
-        if ( shl_findsym(&handle, name.mb_str(), TYPE_UNDEFINED, &sym) == 0 )
-            return sym;
-        else
-            return (void *)0;
-    }
+static inline void *wxDllGetSymbol(shl_t handle, const wxString& name)
+{
+    void *sym;
+    if ( shl_findsym(&handle, name.mb_str(), TYPE_UNDEFINED, &sym) == 0 )
+        return sym;
+    else
+        return 0;
+}
+

 #elif defined(__DARWIN__)
 /* Porting notes:
  *   The dlopen port is a port from dl_next.xs by Anno Siegel.
 #elif defined(__DARWIN__)
 /* Porting notes:
  *   The dlopen port is a port from dl_next.xs by Anno Siegel.


@@ -174,7 +174,7 @@ void wxLibrary::PrepareClasses(wxClassInfo *first)
     {
         if (info->m_className)
             classTable.Put(info->m_className, (wxObject *)info);
     {
         if (info->m_className)
             classTable.Put(info->m_className, (wxObject *)info);

-        info = (wxClassInfo *)info->GetNext();
+        info = info->m_next;

     }
 
     // Set base pointers for each wxClassInfo
     }
 
     // Set base pointers for each wxClassInfo


@@ -198,27 +198,19 @@ void *wxLibrary::GetSymbol(const wxString& symbname)
 // wxDllLoader
 // ---------------------------------------------------------------------------
 
 // wxDllLoader
 // ---------------------------------------------------------------------------
 

-/* static */
-wxString wxDllLoader::GetDllExt()
-{
-    wxString ext;

 
 #if defined(__WINDOWS__) || defined(__WXPM__) || defined(__EMX__)
 
 #if defined(__WINDOWS__) || defined(__WXPM__) || defined(__EMX__)

-    ext = _T(".dll");
+const wxString wxDllLoader::ms_dllext( _T(".dll") );

 #elif defined(__UNIX__)
 #elif defined(__UNIX__)

-#   if defined(__HPUX__)
-        ext = _T(".sl");
-#   else //__HPUX__
-        ext = _T(".so");
-#   endif //__HPUX__
+#if defined(__HPUX__)
+const wxString wxDllLoader::ms_dllext( _T(".sl") );
+#else
+const wxString wxDllLoader::ms_dllext( _T(".so") );
+#endif

 #endif
 #endif

-
-    return ext;
-}

 
 /* static */
 
 /* static */

-wxDllType
-wxDllLoader::GetProgramHandle(void)
+wxDllType wxDllLoader::GetProgramHandle()

 {
 #if defined( HAVE_DLOPEN ) && !defined(__EMX__)
    // optain handle for main program
 {
 #if defined( HAVE_DLOPEN ) && !defined(__EMX__)
    // optain handle for main program


@@ -233,110 +225,124 @@ wxDllLoader::GetProgramHandle(void)
 }
 
 /* static */
 }
 
 /* static */

-wxDllType
-wxDllLoader::LoadLibrary(const wxString & libname, bool *success)
+wxDllType wxDllLoader::LoadLibrary(const wxString & libname, bool *success)

 {
 {

-    wxDllType handle;
+    wxDllType   handle;
+    bool        failed = FALSE;

 
 #if defined(__WXMAC__) && !defined(__UNIX__)
 
 #if defined(__WXMAC__) && !defined(__UNIX__)

-    FSSpec myFSSpec ;
-    Ptr myMainAddr ;
-    Str255 myErrName ;
-
-    wxMacFilename2FSSpec( libname , &myFSSpec ) ;
-    if (GetDiskFragment( &myFSSpec , 0 , kCFragGoesToEOF , "\p" , kPrivateCFragCopy , &handle , &myMainAddr ,
-                myErrName ) != noErr )
+    FSSpec      myFSSpec;
+    Ptr         myMainAddr;
+    Str255      myErrName;
+
+    wxMacFilename2FSSpec( libname , &myFSSpec );
+
+    if( GetDiskFragment( &myFSSpec,
+                         0,
+                         kCFragGoesToEOF,
+                         "\p",
+                         kPrivateCFragCopy,
+                         &handle,
+                         &myMainAddr,
+                         myErrName ) != noErr )

     {
     {

-        p2cstr( myErrName ) ;
-        wxLogSysError( _("Failed to load shared library '%s' Error '%s'") , libname.c_str() , (char*)myErrName ) ;
-        handle = NULL ;
+        p2cstr( myErrName );
+        wxLogSysError( _("Failed to load shared library '%s' Error '%s'"),
+                       libname.c_str(),
+                       (char*)myErrName );
+        handle = 0;
+        failed = TRUE;

     }
     }

+

 #elif defined(__WXPM__) || defined(__EMX__)
 #elif defined(__WXPM__) || defined(__EMX__)

-    char zError[256] = "";
+    char        zError[256] = "";

     wxDllOpen(zError, libname, handle);
     wxDllOpen(zError, libname, handle);

-#else // !Mac
-    handle = wxDllOpen(libname.c_str());
-#endif // OS
+
+#else
+    handle = wxDllOpen(libname);
+
+#endif

 
     if ( !handle )
     {
         wxString msg(_("Failed to load shared library '%s'"));
 
 #ifdef HAVE_DLERROR
 
     if ( !handle )
     {
         wxString msg(_("Failed to load shared library '%s'"));
 
 #ifdef HAVE_DLERROR

-        const char *errmsg = dlerror();
-        if ( errmsg )
-        {
-            // the error string format is "libname: ...", but we already have
-            // libname, so cut it off
-            const char *p = strchr(errmsg, ':');
-            if ( p )
-            {
-                if ( *++p == ' ' )
-                    p++;
-            }
-            else
-            {
-                p = errmsg;
-            }
-
-            msg += _T(" (%s)");
-            wxLogError(msg, libname.c_str(), p);
-        }
-        else
-#endif // HAVE_DLERROR
+        wxChar  *err = dlerror();
+        if( err )

         {
         {

-            wxLogSysError(msg, libname.c_str());
+            failed = TRUE;
+            wxLogError( msg, err );

         }
         }

+#else
+        failed = TRUE;
+        wxLogSysError( msg, libname.c_str() );
+#endif

     }
 
     if ( success )
     }
 
     if ( success )

-    {
-        *success = handle != 0;
-    }
+        *success = !failed;

 
     return handle;
 }
 
 
 /* static */
 
     return handle;
 }
 
 
 /* static */

-void
-wxDllLoader::UnloadLibrary(wxDllType handle)
+void wxDllLoader::UnloadLibrary(wxDllType handle)

 {
    wxDllClose(handle);
 }
 
 /* static */
 {
    wxDllClose(handle);
 }
 
 /* static */

-void *
-wxDllLoader::GetSymbol(wxDllType dllHandle, const wxString &name)
+void *wxDllLoader::GetSymbol(wxDllType dllHandle, const wxString &name, bool *success)

 {
 {

-    void *symbol = NULL;    // return value
+    bool    failed = FALSE;
+    void    *symbol = 0;

 
 #if defined(__WXMAC__) && !defined(__UNIX__)
 
 #if defined(__WXMAC__) && !defined(__UNIX__)

-    Ptr symAddress ;
-    CFragSymbolClass symClass ;
-    Str255 symName ;
+    Ptr                 symAddress;
+    CFragSymbolClass    symClass;
+    Str255              symName;

 
 #if TARGET_CARBON
 
 #if TARGET_CARBON

-    c2pstrcpy( (StringPtr) symName , name ) ;
+    c2pstrcpy( (StringPtr) symName, name );

 #else
 #else

-    strcpy( (char *) symName , name ) ;
-       c2pstr( (char *) symName ) ;
+    strcpy( (char *) symName, name );
+    c2pstr( (char *) symName );

 #endif
 #endif

+    if( FindSymbol( dllHandle, symName, &symAddress, &symClass ) == noErr )
+        symbol = (void *)symAddress;

 
 

-    if ( FindSymbol( dllHandle , symName , &symAddress , &symClass ) == noErr )
-        symbol = (void *)symAddress ;
-#elif defined( __WXPM__ ) || defined(__EMX__)
+#elif defined(__WXPM__) || defined(__EMX__)

     wxDllGetSymbol(dllHandle, symbol);
     wxDllGetSymbol(dllHandle, symbol);

+

 #else
     // mb_str() is necessary in Unicode build
     symbol = wxDllGetSymbol(dllHandle, name.mb_str());
 #else
     // mb_str() is necessary in Unicode build
     symbol = wxDllGetSymbol(dllHandle, name.mb_str());

+

 #endif
 
     if ( !symbol )
     {
 #endif
 
     if ( !symbol )
     {

+        wxString msg(_("wxDllLoader failed to GetSymbol '%s'"));
+
+#ifdef HAVE_DLERROR
+        wxChar  *err = dlerror();
+        if( err )
+        {
+            failed = TRUE;
+            wxLogError( msg, err );
+        }
+#else
+        failed = TRUE;

         wxLogSysError(_("Couldn't find symbol '%s' in a dynamic library"),
                       name.c_str());
         wxLogSysError(_("Couldn't find symbol '%s' in a dynamic library"),
                       name.c_str());

+#endif

     }
     }

+
+    if( success )
+        *success = !failed;
+

     return symbol;
 }
 
     return symbol;
 }
 


@@ -362,59 +368,26 @@ wxLibraries::~wxLibraries()
 
 wxLibrary *wxLibraries::LoadLibrary(const wxString& name)
 {
 
 wxLibrary *wxLibraries::LoadLibrary(const wxString& name)
 {

-    wxNode *node;
-    wxLibrary *lib;
+    wxLibrary   *lib;

     wxClassInfo *old_sm_first;
     wxClassInfo *old_sm_first;

+    wxNode      *node = m_loaded.Find(name.GetData());

 
 

-#if defined(__VISAGECPP__)
-    node = m_loaded.Find(name.GetData());

     if (node != NULL)
         return ((wxLibrary *)node->Data());
     if (node != NULL)
         return ((wxLibrary *)node->Data());

-#else // !OS/2
-    if ( (node = m_loaded.Find(name.GetData())) != NULL)
-        return ((wxLibrary *)node->Data());
-#endif
+

     // If DLL shares data, this is necessary.
     old_sm_first = wxClassInfo::sm_first;
     wxClassInfo::sm_first = NULL;
 
     wxString libname = ConstructLibraryName(name);
 
     // If DLL shares data, this is necessary.
     old_sm_first = wxClassInfo::sm_first;
     wxClassInfo::sm_first = NULL;
 
     wxString libname = ConstructLibraryName(name);
 

-/*
-  Unix automatically builds that library name, at least for dlopen()
-*/
-#if 0
-#if defined(__UNIX__)
-    // found the first file in LD_LIBRARY_PATH with this name
-    wxString libPath("/lib:/usr/lib"); // system path first
-    const char *envLibPath = getenv("LD_LIBRARY_PATH");
-    if ( envLibPath )
-        libPath << wxT(':') << envLibPath;
-    wxStringTokenizer tokenizer(libPath, wxT(':'));
-    while ( tokenizer.HasMoreToken() )
-    {
-        wxString fullname(tokenizer.NextToken());
-
-        fullname << wxT('/') << libname;
-        if ( wxFileExists(fullname) )
-        {
-            libname = fullname;
-
-            // found the library
-            break;
-        }
-    }
-    //else: not found in the path, leave the name as is (secutiry risk?)
-
-#endif // __UNIX__
-#endif
-

     bool success = FALSE;
     wxDllType handle = wxDllLoader::LoadLibrary(libname, &success);
     if(success)
     {
        lib = new wxLibrary(handle);
        wxClassInfo::sm_first = old_sm_first;
     bool success = FALSE;
     wxDllType handle = wxDllLoader::LoadLibrary(libname, &success);
     if(success)
     {
        lib = new wxLibrary(handle);
        wxClassInfo::sm_first = old_sm_first;

+

        m_loaded.Append(name.GetData(), lib);
     }
     else
        m_loaded.Append(name.GetData(), lib);
     }
     else