#pragma hdrstop
#endif
-#if wxUSE_DYNLIB_CLASS
+#if wxUSE_DYNLIB_CLASS && !wxUSE_DYNAMIC_LOADER
#if defined(__WINDOWS__)
#include "wx/msw/private.h"
#include "wx/filefn.h"
#include "wx/intl.h"
#include "wx/log.h"
-#include "wx/tokenzr.h"
+
+#if defined(__WXMAC__)
+ #include "wx/mac/private.h"
+#endif
// ----------------------------------------------------------------------------
// conditional compilation
# 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.
# define wxDllGetSymbol(handle, name) ::GetProcAddress(handle, name)
# define wxDllClose ::FreeLibrary
#elif defined(__WXMAC__)
-# define wxDllClose(handle) CloseConnection(&handle)
+# define wxDllClose(handle) CloseConnection(&((CFragConnectionID)handle))
#else
# error "Don't know how to load shared libraries on this platform."
#endif // OS
{
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
// wxDllLoader
// ---------------------------------------------------------------------------
-/* static */
-wxString wxDllLoader::GetDllExt()
-{
- wxString ext;
#if defined(__WINDOWS__) || defined(__WXPM__) || defined(__EMX__)
- ext = _T(".dll");
+const wxString wxDllLoader::ms_dllext( _T(".dll") );
#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
+#elif defined(__WXMAC__)
+const wxString wxDllLoader::ms_dllext( _T("") );
#endif
-
- return ext;
-}
/* static */
-wxDllType
-wxDllLoader::GetProgramHandle(void)
+wxDllType wxDllLoader::GetProgramHandle()
{
#if defined( HAVE_DLOPEN ) && !defined(__EMX__)
// optain handle for main program
}
/* 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__)
- 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,
+ &((CFragConnectionID)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__)
- char zError[256] = "";
+ char zError[256] = "";
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
- const char *errmsg = dlerror();
- if ( errmsg )
+ const wxChar *err = dlerror();
+ if( err )
{
- // 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
- {
- wxLogSysError(msg, libname.c_str());
+ failed = TRUE;
+ wxLogError( msg, err );
}
+#else
+ failed = TRUE;
+ wxLogSysError( msg, libname.c_str() );
+#endif
}
if ( success )
- {
- *success = handle != 0;
- }
+ *success = !failed;
return handle;
}
/* static */
-void
-wxDllLoader::UnloadLibrary(wxDllType handle)
+void wxDllLoader::UnloadLibrary(wxDllType handle)
{
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__)
- Ptr symAddress ;
- CFragSymbolClass symClass ;
- Str255 symName ;
+ Ptr symAddress;
+ CFragSymbolClass symClass;
+ Str255 symName;
#if TARGET_CARBON
- c2pstrcpy( (StringPtr) symName , name ) ;
+ c2pstrcpy( (StringPtr) symName, name );
#else
- strcpy( (char *) symName , name ) ;
- c2pstr( (char *) symName ) ;
+ strcpy( (char *) symName, name );
+ c2pstr( (char *) symName );
#endif
+ if( FindSymbol( ((CFragConnectionID)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);
-#else
+
+#else // Windows or Unix
+
// mb_str() is necessary in Unicode build
- symbol = wxDllGetSymbol(dllHandle, name.mb_str());
-#endif
+ //
+ // "void *" cast is needed by gcc 3.1 + w32api 1.4, don't ask me why
+ symbol = (void *)wxDllGetSymbol(dllHandle, name.mb_str());
+
+#endif // OS
if ( !symbol )
{
+ wxString msg(_("wxDllLoader failed to GetSymbol '%s'"));
+
+#ifdef HAVE_DLERROR
+ const 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());
+#endif
}
+
+ if( success )
+ *success = !failed;
+
return symbol;
}
wxLibrary *wxLibraries::LoadLibrary(const wxString& name)
{
- wxNode *node;
- wxLibrary *lib;
+ wxLibrary *lib;
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());
-#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);
-/*
- 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;
+
m_loaded.Append(name.GetData(), lib);
}
else
return NULL;
}
-#ifdef __DARWIN__
+#endif // wxUSE_DYNLIB_CLASS && !wxUSE_DYNAMIC_LOADER
+
+#if defined(__DARWIN__) && (wxUSE_DYNLIB_CLASS || wxUSE_DYNAMIC_LOADER)
// ---------------------------------------------------------------------------
// For Darwin/Mac OS X
// supply the sun style dlopen functions in terms of Darwin NS*
// ---------------------------------------------------------------------------
-extern "C" {
-#import <mach-o/dyld.h>
-};
-
-enum dyldErrorSource
-{
- OFImage,
-};
+#include <stdio.h>
+#include <mach-o/dyld.h>
static char dl_last_error[1024];
static
-void TranslateError(const char *path, enum dyldErrorSource type, int number)
+void TranslateError(const char *path, int number)
{
unsigned int index;
static char *OFIErrorStrings[] =
};
#define NUM_OFI_ERRORS (sizeof(OFIErrorStrings) / sizeof(OFIErrorStrings[0]))
- switch (type)
- {
- case OFImage:
- index = number;
- if (index > NUM_OFI_ERRORS - 1) {
- index = NUM_OFI_ERRORS - 1;
- }
- sprintf(dl_last_error, OFIErrorStrings[index], path, number);
- break;
-
- default:
- sprintf(dl_last_error, "%s(%d): Totally unknown error type %d\n",
- path, number, type);
- break;
+ index = number;
+ if (index > NUM_OFI_ERRORS - 1) {
+ index = NUM_OFI_ERRORS - 1;
}
+ sprintf(dl_last_error, OFIErrorStrings[index], path, number);
}
const char *dlerror()
return dl_last_error;
}
-void *dlopen(const char *path, int mode /* mode is ignored */)
+void *dlopen(const char *path, int WXUNUSED(mode) /* mode is ignored */)
{
int dyld_result;
NSObjectFileImage ofile;
dyld_result = NSCreateObjectFileImageFromFile(path, &ofile);
if (dyld_result != NSObjectFileImageSuccess)
{
- TranslateError(path, OFImage, dyld_result);
+ TranslateError(path, dyld_result);
}
else
{
// NSLinkModule will cause the run to abort on any link error's
// not very friendly but the error recovery functionality is limited.
- handle = NSLinkModule(ofile, path, TRUE);
+ handle = NSLinkModule(ofile, path, NSLINKMODULE_OPTION_BINDNOW);
}
return handle;
}
-int dlclose(void *handle) /* stub only */
+int dlclose(void *handle)
{
+ NSUnLinkModule( handle, NSUNLINKMODULE_OPTION_NONE);
return 0;
}
-void *dlsym(void *handle, const char *symbol)
+void *dlsym(void *WXUNUSED(handle), const char *symbol)
{
void *addr;
return addr;
}
-#endif // __DARWIN__
-
-#endif // wxUSE_DYNLIB_CLASS
+#endif // defined(__DARWIN__) && (wxUSE_DYNLIB_CLASS || wxUSE_DYNAMIC_LOADER)
projects / wxWidgets.git / blobdiff