reorganized, improved and hopefully simplified wxchar.h and printf() functions handli...

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

diff --git a/src/common/dynload.cpp b/src/common/dynload.cpp
index 264de9248f12819032fc1b858c3f75cc884e8d63..aa917ba051d22dd19ea7836ed727f0e9aa4fdc05 100644 (file)
--- a/src/common/dynload.cpp
+++ b/src/common/dynload.cpp
@@ -36,6 +36,7 @@
 #endif
 
 #include "wx/filename.h"        // for SplitPath()
+#include "wx/strconv.h"
 
 #include "wx/dynload.h"
 #include "wx/module.h"
@@ -102,6 +103,9 @@ bool wxDynamicLibrary::Load(wxString libname, int flags)
         }
     }
 
+    // different ways to load a shared library
+    //
+    // FIXME: should go to the platform-specific files!
 #if defined(__WXMAC__) && !defined(__DARWIN__)
     FSSpec      myFSSpec;
     Ptr         myMainAddr;
@@ -133,29 +137,39 @@ bool wxDynamicLibrary::Load(wxString libname, int flags)
 
 #if defined(__VMS) || defined(__DARWIN__)
     m_handle = dlopen(libname.c_str(), 0);  // The second parameter is ignored
-#else
+#else // !__VMS  && !__DARWIN__
     int rtldFlags = 0;
 
-    if( flags & wxDL_LAZY )
+    if ( flags & wxDL_LAZY )
     {
         wxASSERT_MSG( (flags & wxDL_NOW) == 0,
                       _T("wxDL_LAZY and wxDL_NOW are mutually exclusive.") );
+#ifdef RTLD_LAZY
         rtldFlags |= RTLD_LAZY;
+#else
+        wxLogDebug(_T("wxDL_LAZY is not supported on this platform"));
+#endif
     }
-    else if( flags & wxDL_NOW )
+    else if ( flags & wxDL_NOW )
     {
+#ifdef RTLD_NOW
         rtldFlags |= RTLD_NOW;
+#else
+        wxLogDebug(_T("wxDL_NOW is not supported on this platform"));
+#endif
     }
-    if( flags & wxDL_GLOBAL )
+
+    if ( flags & wxDL_GLOBAL )
     {
-#ifdef __osf__
-        wxLogDebug(_T("WARNING: RTLD_GLOBAL is not a supported on this platform."));
-#endif
+#ifdef RTLD_GLOBAL
         rtldFlags |= RTLD_GLOBAL;
+#else
+        wxLogDebug(_T("RTLD_GLOBAL is not supported on this platform."));
+#endif
     }
 
-    m_handle = dlopen(libname.c_str(), rtldFlags);
-#endif  // __VMS || __DARWIN__
+    m_handle = dlopen(libname.fn_str(), rtldFlags);
+#endif  // __VMS || __DARWIN__ ?
 
 #elif defined(HAVE_SHL_LOAD)
     int shlFlags = 0;
@@ -170,20 +184,26 @@ bool wxDynamicLibrary::Load(wxString libname, int flags)
     {
         shlFlags |= BIND_IMMEDIATE;
     }
-    m_handle = shl_load(libname.c_str(), BIND_DEFERRED, 0);
+    m_handle = shl_load(libname.fn_str(), BIND_DEFERRED, 0);
 
 #elif defined(__WINDOWS__)
     m_handle = ::LoadLibrary(libname.c_str());
-
 #else
-#error  "runtime shared lib support not implemented"
+    #error  "runtime shared lib support not implemented on this platform"
 #endif
 
     if ( m_handle == 0 )
     {
         wxString msg(_("Failed to load shared library '%s'"));
 #if defined(HAVE_DLERROR) && !defined(__EMX__)
-        const wxChar  *err = dlerror();
+
+#if wxUSE_UNICODE
+        wxWCharBuffer buffer = wxConvLocal.cMB2WC( dlerror() );
+        const wxChar *err = buffer;
+#else
+        const wxChar *err = dlerror();
+#endif
+
         if( err )
             wxLogError( msg, err );
 #else
@@ -240,10 +260,10 @@ void *wxDynamicLibrary::GetSymbol(const wxString &name, bool *success) const
     DosQueryProcAddr( m_handle, 1L, name.c_str(), (PFN*)symbol );
 
 #elif defined(HAVE_DLOPEN) || defined(__DARWIN__)
-    symbol = dlsym( m_handle, name.c_str() );
+    symbol = dlsym( m_handle, name.fn_str() );
 
 #elif defined(HAVE_SHL_LOAD)
-    if( shl_findsym( &m_handle, name.c_str(), TYPE_UNDEFINED, &symbol ) != 0 )
+    if( shl_findsym( &m_handle, name.fn_str(), TYPE_UNDEFINED, &symbol ) != 0 )
         symbol = 0;
 
 #elif defined(__WINDOWS__)
@@ -257,7 +277,14 @@ void *wxDynamicLibrary::GetSymbol(const wxString &name, bool *success) const
     {
         wxString msg(_("wxDynamicLibrary failed to GetSymbol '%s'"));
 #if defined(HAVE_DLERROR) && !defined(__EMX__)
+
+#if wxUSE_UNICODE
+        wxWCharBuffer buffer = wxConvLocal.cMB2WC( dlerror() );
+        const wxChar *err = buffer;
+#else
         const wxChar *err = dlerror();
+#endif
+
         if( err )
         {
             failed = TRUE;
@@ -421,7 +448,7 @@ void wxPluginLibrary::RestoreClassInfo()
         info = wxClassInfo::sm_first;
         while( info->m_next && info->m_next != m_after ) info = info->m_next;
 
-        wxASSERT_MSG( info, _T("ClassInfo from wxPluginLibrary not found on purge"))
+        wxASSERT_MSG( info, _T("ClassInfo from wxPluginLibrary not found on purge"));
 
         info->m_next = m_before;
     }
@@ -645,7 +672,7 @@ void wxPluginManager::Unload()
 
 #if WXWIN_COMPATIBILITY_2_2
 
-wxDllType wxDllLoader::LoadLibrary(const wxString &name)
+wxDllType wxDllLoader::LoadLibrary(const wxString &name, bool *success)
 {
     wxPluginLibrary *p = wxPluginManager::LoadLibrary
                          (
@@ -653,6 +680,9 @@ wxDllType wxDllLoader::LoadLibrary(const wxString &name)
                             wxDL_DEFAULT | wxDL_VERBATIM | wxDL_NOSHARE
                          );
 
+    if ( success )
+        *success = p != NULL;
+
     return p ? p->GetLibHandle() : 0;
 }