docs corrections and docs for Chris' wxImage::SaveFile(filename_only) patch

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

diff --git a/src/common/dynlib.cpp b/src/common/dynlib.cpp
index f105941fdc1b7200c0ac9c5da014f2206c117246..91981e3061c0e741e145e75f1b6a10a31f9d0c4d 100644 (file)
--- a/src/common/dynlib.cpp
+++ b/src/common/dynlib.cpp
@@ -211,6 +211,8 @@ 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
 
 /* static */
@@ -414,25 +416,21 @@ wxObject *wxLibraries::CreateObject(const wxString& path)
     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[] =
@@ -447,21 +445,11 @@ void TranslateError(const char *path, enum dyldErrorSource type, int number)
     };
 #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()
@@ -478,20 +466,21 @@ void *dlopen(const char *path, int mode /* mode is ignored */)
     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;
 }
 
@@ -508,6 +497,4 @@ void *dlsym(void *handle, const char *symbol)
     return addr;
 }
 
-#endif // __DARWIN__
-
-#endif // wxUSE_DYNLIB_CLASS
+#endif // defined(__DARWIN__) && (wxUSE_DYNLIB_CLASS || wxUSE_DYNAMIC_LOADER)