Patch from Bruce Dodson to help with some recursive property definitions,

substituting a blank for the recursive reference rather than leaving it.

1 files changed, 2 insertions, 1 deletions

diff --git a/include/PropSet.h b/include/PropSet.h
index 2766b542a..afd076c28 100644
--- a/include/PropSet.h
+++ b/include/PropSet.h
@@ -39,6 +39,7 @@ protected:
 		return ret;
 	}
 	static bool IncludesVar(const char *value, const char *key);
+
 public:
 	PropSet *superPS;
 	PropSet();
@@ -49,7 +50,7 @@ public:
 	void SetMultiple(const char *s);
 	SString Get(const char *key);
 	SString GetExpanded(const char *key);
-	SString Expand(const char *withVars, int maxExpands=100);
+	SString Expand(const char *withVars, int maxExpands=100, const char *blankVar=NULL);
 	int GetInt(const char *key, int defaultValue=0);
 	SString GetWild(const char *keybase, const char *filename);
 	SString GetNewExpand(const char *keybase, const char *filename="");