Use size_t for sizes in I/O classes

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

diff --git a/source/io/buffered.h b/source/io/buffered.h
index bda2318ba5e7370205157f6242355c042f60c68d..cd742fee291ea4614c6f0a1d8190bb1d67bbfa49 100644 (file)
--- a/source/io/buffered.h
+++ b/source/io/buffered.h
@@ -11,7 +11,7 @@ class Buffered: public Base, public sigc::trackable
 {
 private:
        Base &below;
-       unsigned buf_size;
+       std::size_t buf_size;
        char *buf;
        char *begin;
        char *end;
@@ -21,22 +21,27 @@ public:
        Buffered(Base &, unsigned =8192);
        ~Buffered();
 
+       virtual void set_block(bool);
+       virtual void set_inherit(bool);
+
        void flush();
 
 protected:
-       unsigned do_write(const char *, unsigned);
-       unsigned do_read(char *, unsigned);
+       virtual std::size_t do_write(const char *, std::size_t);
+       virtual std::size_t do_read(char *, std::size_t);
 public:
-       unsigned put(char);
+       virtual std::size_t put(char);
 
        bool getline(std::string &);
        int get();
 
+       virtual const Handle &get_handle(Mode);
+
 private:
        void set_op(Mode);
 public:
        Mode get_current_op() const { return cur_op; }
-       unsigned get_current_size() const;
+       std::size_t get_current_size() const;
 };
 
 } // namespace IO