X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fmidi%2B%2B2%2Fmidi%2B%2B%2Fport.h;h=03abd1a41c9d382d208decb83eb76ef6a7210db4;hb=7a76168b662c4e4fa0eec3859e500cb0b2ac65e7;hp=a2315f72844c7c1cc467b6cac9506227bbfcfa11;hpb=33140f32671576a285d62f529447f941f96313fc;p=ardour.git

diff --git a/libs/midi++2/midi++/port.h b/libs/midi++2/midi++/port.h
index a2315f7284..03abd1a41c 100644
--- a/libs/midi++2/midi++/port.h
+++ b/libs/midi++2/midi++/port.h
@@ -57,7 +57,7 @@ class Port {
 	// FIXME: make Manager a friend of port so these can be hidden?
 
 	/* Only for use by MidiManager.  Don't ever call this. */
-	virtual void cycle_start (pframes_t nframes) {}
+	virtual void cycle_start (pframes_t) {}
 	/* Only for use by MidiManager.  Don't ever call this. */
 	virtual void cycle_end () {}
 
@@ -67,7 +67,7 @@ class Port {
 	 * @param timestamp Time stamp in frames of this message (relative to cycle start)
 	 * @return number of bytes successfully written
 	 */
-	virtual int write (byte *msg, size_t msglen, timestamp_t timestamp) = 0;
+	virtual int write (const byte *msg, size_t msglen, timestamp_t timestamp) = 0;
 
 	/** Read raw bytes from a port.
 	 * @param buf memory to store read data in
@@ -82,7 +82,7 @@ class Port {
 	 * executes any part of a JACK process callback (will 
 	 * simply return immediately in that situation).
 	 */
-	virtual void drain (int check_interval_usecs) {}
+	virtual void drain (int /* check_interval_usecs */) {}
 
 	/** Write a message to port.
 	 * @return true on success.