1 files changed, 3 insertions, 2 deletions
diff --git a/textblob.h b/textblob.h
index 3246c8d..b1a4dc4 100644
--- a/textblob.h
+++ b/textblob.h
@@ -32,8 +32,9 @@ public:
 
 	void clear();
 
-	void read(istream &is);
-	void write(ostream &os) const;
+	//Return how many characters were read/written.
+	i64 read(istream &is);
+	i64 write(ostream &os) const;
 
 	void setText(const string &text);
 	string fullText() const;