Mark overridden virtual functions as such

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

diff --git a/source/io/zlibcompressed.h b/source/io/zlibcompressed.h
index f31bb2385a28a7dc7c40ef4432501ee89cae8661..eb35f6ce1b8c7c7b33e25cf86f39d36f83b8f782 100644 (file)
--- a/source/io/zlibcompressed.h
+++ b/source/io/zlibcompressed.h
@@ -12,13 +12,13 @@ namespace IO {
 class zlib_error: public std::runtime_error
 {
 private:
-       int code_;
+       int m_code;
 
 public:
        zlib_error(const std::string &, int);
-       ~zlib_error() throw() { }
+       ~zlib_error() throw() override = default;
 
-       int code() const throw() { return code_; }
+       int code() const throw() { return m_code; }
 };
 
 /**
@@ -35,10 +35,10 @@ private:
 
        Base &below;
        std::size_t buffer_size = 1024;
-       unsigned char *in_buffer = 0;
-       unsigned char *out_buffer = 0;
+       unsigned char *in_buffer = nullptr;
+       unsigned char *out_buffer = nullptr;
        bool stream_end = false;
-       Private *priv = 0;
+       Private *priv = nullptr;
 
 public:
        /** Creates a zlib de/compression object.  The underlying object must be
@@ -50,15 +50,15 @@ public:
        write, and compatible with the underlying object. */
        ZlibCompressed(Base &, Mode, unsigned level = 9);
 
-       virtual ~ZlibCompressed();
+       ~ZlibCompressed() override;
 
-       virtual void set_block(bool);
-       virtual void set_inherit(bool);
+       void set_block(bool) override;
+       void set_inherit(bool) override;
 
        void flush();
 
 protected:
-       virtual std::size_t do_write(const char *, std::size_t);
+       std::size_t do_write(const char *, std::size_t) override;
 
 private:
        /** Compresses data and writes it to the underlying object.  Returns true if
@@ -68,9 +68,9 @@ private:
        bool compress_data(int flush_mode);
 
 public:
-       virtual std::size_t do_read(char *, std::size_t);
+       std::size_t do_read(char *, std::size_t) override;
 
-       virtual const Handle &get_handle(Mode);
+       const Handle &get_handle(Mode) override;
 };
 
 } // namespace IO