BUG: Fix PARENT_DIRECTORY property in top-level to not crash.

2008-06-26 10:58:16 -04:00 · 2008-06-26 10:58:16 -04:00 · 2ca9a70fd1
parent bb7bc28c78
commit 2ca9a70fd1
1 changed files with 4 additions and 2 deletions
--- a/Source/cmMakefile.cxx
+++ b/Source/cmMakefile.cxx
@ -2908,8 +2908,10 @@ const char *cmMakefile::GetProperty(const char* prop,
  output = "";
  if (!strcmp("PARENT_DIRECTORY",prop))
    {
-    output = this->LocalGenerator->GetParent()
-      ->GetMakefile()->GetStartDirectory();
+    if(cmLocalGenerator* plg = this->LocalGenerator->GetParent())
+      {
+      output = plg->GetMakefile()->GetStartDirectory();
+      }
    return output.c_str();
    }
  else if (!strcmp("INCLUDE_REGULAR_EXPRESSION",prop) )