Support Visual Studio 2010

Python/dynload_win.c

 
 /* Support for dynamic loading of extension modules */
 
 #include "Python.h"
 
 #ifdef HAVE_DIRECT_H
 #include <direct.h>
 #endif
 #include <ctype.h>
 
 #include "importdl.h"
 #include <windows.h>
 
 // "activation context" magic - see dl_nt.c...
+#if HAVE_SXS
 extern ULONG_PTR _Py_ActivateActCtx();
 void _Py_DeactivateActCtx(ULONG_PTR cookie);
+#endif
 
 const char *_PyImport_DynLoadFiletab[] = {
 #ifdef _DEBUG
     "_d.pyd",
 #else
     ".pyd",
 #endif
     NULL
 };
 
@@ skipping 157 matching lines @@
 
     wpathname = PyUnicode_AsUnicode(pathname);
     if (wpathname == NULL)
         return NULL;
 
     PyOS_snprintf(funcname, sizeof(funcname), "PyInit_%.200s", shortname);
 
     {
         HINSTANCE hDLL = NULL;
         unsigned int old_mode;
+#if HAVE_SXS
         ULONG_PTR cookie = 0;
+#endif
 
         /* Don't display a message box when Python can't load a DLL */
         old_mode = SetErrorMode(SEM_FAILCRITICALERRORS);
 
+#if HAVE_SXS
         cookie = _Py_ActivateActCtx();
+#endif
         /* We use LoadLibraryEx so Windows looks for dependent DLLs
             in directory of pathname first. */
         /* XXX This call doesn't exist in Windows CE */
         hDLL = LoadLibraryExW(wpathname, NULL,
                               LOAD_WITH_ALTERED_SEARCH_PATH);
+#if HAVE_SXS
         _Py_DeactivateActCtx(cookie);
+#endif
 
         /* restore old error mode settings */
         SetErrorMode(old_mode);
 
         if (hDLL==NULL){
             PyObject *message;
             unsigned int errorCode;
 
             /* Get an error string from Win32 error code */
             wchar_t theInfo[256]; /* Pointer to error text
@@ skipping 63 matching lines @@
                              import_python);
                 FreeLibrary(hDLL);
                 return NULL;
             }
         }
         p = GetProcAddress(hDLL, funcname);
     }
 
     return p;
 }