Slider Updates

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

diff --git a/src/common/dynload.cpp b/src/common/dynload.cpp
index 264de9248f12819032fc1b858c3f75cc884e8d63..daf499db9890cd5ae7b990a8c4802bda7c05d55c 100644 (file)
--- a/src/common/dynload.cpp
+++ b/src/common/dynload.cpp
@@ -102,6 +102,9 @@ 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 +136,39 @@ 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__
+#endif  // __VMS || __DARWIN__ ?
 
 #elif defined(HAVE_SHL_LOAD)
     int shlFlags = 0;
@@ -174,9 +187,8 @@ bool wxDynamicLibrary::Load(wxString libname, int flags)
 
 #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 )
@@ -421,7 +433,7 @@ 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 +657,7 @@ 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 +665,9 @@ wxDllType wxDllLoader::LoadLibrary(const wxString &name)
                             wxDL_DEFAULT | wxDL_VERBATIM | wxDL_NOSHARE
                          );
 
+    if ( success )
+        *success = p != NULL;
+
     return p ? p->GetLibHandle() : 0;
 }