Eliminate GPS::_error, as it's responsible for pulling in the old printf, which doesn't work anymore. Fixing it's not worth the effort.

git-svn-id: https://arducopter.googlecode.com/svn/trunk@955 f9c3cf11-9bcb-44bc-f272-b75c42450872

libraries/AP_GPS/GPS.cpp

@@ -2,7 +2,6 @@
 
 #include "GPS.h"
 #include "WProgram.h"
-#include <stdio.h>
 
 int
 GPS::status(void)
@@ -21,15 +20,3 @@ GPS::_setTime(void)
 {
 	_lastTime = millis();
 }
-
-void
-GPS::_error(const char *fmt, ...)
-{
-	va_list	ap;
-
-	if (print_errors && stderr)	{
-		va_start(ap, fmt);
-		vfprintf(stderr, fmt, ap);
-		va_end(ap);
-	}
-}

libraries/AP_GPS/GPS.h

@@ -79,7 +79,7 @@ public:
 	bool	valid_read;		///< true if we have seen data from the GPS (use ::status instead)
 
 	// Debug support
-	bool	print_errors; 	///< if true, errors will be printed to stderr
+	bool	print_errors; 	///< deprecated
 
 protected:
 	Stream	*_port;				///< stream port the GPS is attached to
@@ -111,7 +111,10 @@ protected:
 	///
 	/// @param	fmt			printf-like format string
 	///
-	void	_error(const char *msg, ...);
+	/// @note deprecated as-is due to the difficulty of hooking up to a working
+	///       printf vs. the potential benefits
+	///
+	void	_error(const char *msg, ...) {};
 	
 };