Changeset 99635 in vbox for trunk/src/VBox/GuestHost

Timestamp:

May 5, 2023 1:02:47 PM (2 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

157163

Message:

Guest / Host: Added vbghDisplayServerTryLoadLib() that can handle try loading different versions of a specific library. Needed for newer Ubuntus to properly detect Wayland [build fix]. bugref:10427

File:

• trunk/src/VBox/GuestHost/DisplayServerType.cpp (modified) (2 diffs)

trunk/src/VBox/GuestHost/DisplayServerType.cpp

@@ -119 +119 @@
     if (RT_SUCCESS(rc))
     {
-        void * (*pWaylandDisplayConnect)(const char *);
-        void (*pWaylandDisplayDisconnect)(void *);
+        void * (*pWaylandDisplayConnect)(const char *) = NULL;
+        void (*pWaylandDisplayDisconnect)(void *) = NULL;
         rc = RTLdrGetSymbol(hWaylandClient, "wl_display_connect", (void **)&pWaylandDisplayConnect);
         if (RT_SUCCESS(rc))
@@ -151 +151 @@
     if (RT_SUCCESS(rc))
     {
-        void * (*pfnOpenDisplay)(const char *);
-        int (*pfnCloseDisplay)(void *);
+        void * (*pfnOpenDisplay)(const char *) = NULL;
+        int (*pfnCloseDisplay)(void *) = NULL;
         rc = RTLdrGetSymbol(hX11, "XOpenDisplay", (void **)&pfnOpenDisplay);
         if (RT_SUCCESS(rc))
             rc = RTLdrGetSymbol(hX11, "XCloseDisplay", (void **)&pfnCloseDisplay);
-
         if (RT_SUCCESS(rc))
         {