liblok: check new methods via macros on nSize, not by de-referencing.

We can't check for NULL from beyond the end of a smaller structure.

Change-Id: Id3754bf747c402cf0d767eda5fd4b5ad6b5789e9

1 files changed, 10 insertions, 0 deletions

diff --git a/smoketest/libtest.cxx b/smoketest/libtest.cxx
index 07a13ec10edd..2316b8c24184 100644
--- a/smoketest/libtest.cxx
+++ b/smoketest/libtest.cxx
@@ -75,6 +75,16 @@ int main (int argc, char **argv)
         return -1;
     }
 
+    if (!LIBREOFFICEKIT_DOCUMENT_HAS(pDocument->get(), saveAsWithOptions))
+    {
+        fprintf( stderr, "using obsolete LibreOffice %d + %d vs. %d\n",
+                 (int)((unsigned char *)&((LibreOfficeKitDocument *) 0)->saveAsWithOptions),
+                 (int)sizeof ((LibreOfficeKitDocument *) 0)->saveAsWithOptions,
+                 pDocument->get()->nSize );
+        return -1;
+    }
+
+
     end = getTimeMS();
     fprintf( stderr, "load time: %ld ms\n", (end-start) );
     start = end;