Make certain functions pure virtual so I won't forget to implement them

[libs/core.git] / source / io / memory.h

diff --git a/source/io/memory.h b/source/io/memory.h
index 4ae8eec0d7645ddde6014deaf0acb9338e91d322..4df2aa3b6cb4d4d848c4435c14be8eeefa93a52c 100644 (file)
--- a/source/io/memory.h
+++ b/source/io/memory.h
@@ -21,6 +21,10 @@ public:
 private:
        void init(char *, char *, Mode);
 
+public:
+       virtual void set_block(bool);
+
+private:
        virtual unsigned do_write(const char *, unsigned);
        virtual unsigned do_read(char *, unsigned);
 public:
@@ -28,6 +32,8 @@ public:
        virtual bool getline(std::string &);
        virtual int get();
 
+       virtual const Handle &get_handle(Mode);
+
        virtual SeekOffset seek(SeekOffset, SeekType);
        virtual SeekOffset tell() const { return pos-begin; }
 };