From a6e3ff98de3fd1024ee8d1231a8368917860f438 Mon Sep 17 00:00:00 2001
From: Alec Woods <ahnolds@users.noreply.github.com>
Date: Thu, 16 Apr 2020 10:52:58 -0400
Subject: [PATCH] Make TwoWire methods virtual

This allows them to be overridden by downstream projects that need to subclass TwoWire
---
 libraries/Wire/src/Wire.h | 40 +++++++++++++++++++--------------------
 1 file changed, 20 insertions(+), 20 deletions(-)

diff --git a/libraries/Wire/src/Wire.h b/libraries/Wire/src/Wire.h
index 702f37d64..6d137c6cd 100644
--- a/libraries/Wire/src/Wire.h
+++ b/libraries/Wire/src/Wire.h
@@ -49,33 +49,33 @@ class TwoWire : public Stream
     static void onReceiveService(uint8_t*, int);
   public:
     TwoWire();
-    void begin();
-    void begin(uint8_t);
-    void begin(int);
-    void end();
-    void setClock(uint32_t);
-    void beginTransmission(uint8_t);
-    void beginTransmission(int);
-    uint8_t endTransmission(void);
-    uint8_t endTransmission(uint8_t);
-    uint8_t requestFrom(uint8_t, uint8_t);
-    uint8_t requestFrom(uint8_t, uint8_t, uint8_t);
-	uint8_t requestFrom(uint8_t, uint8_t, uint32_t, uint8_t, uint8_t);
-    uint8_t requestFrom(int, int);
-    uint8_t requestFrom(int, int, int);
+    virtual begin();
+    virtual begin(uint8_t);
+    virtual begin(int);
+    virtual end();
+    virtual setClock(uint32_t);
+    virtual beginTransmission(uint8_t);
+    virtual void beginTransmission(int);
+    virtual uint8_t endTransmission(void);
+    virtual uint8_t endTransmission(uint8_t);
+    virtual uint8_t requestFrom(uint8_t, uint8_t);
+    virtual uint8_t requestFrom(uint8_t, uint8_t, uint8_t);
+    virtual uint8_t requestFrom(uint8_t, uint8_t, uint32_t, uint8_t, uint8_t);
+    virtual uint8_t requestFrom(int, int);
+    virtual uint8_t requestFrom(int, int, int);
     virtual size_t write(uint8_t);
     virtual size_t write(const uint8_t *, size_t);
     virtual int available(void);
     virtual int read(void);
     virtual int peek(void);
     virtual void flush(void);
-    void onReceive( void (*)(int) );
-    void onRequest( void (*)(void) );
+    virtual void onReceive( void (*)(int) );
+    virtua void onRequest( void (*)(void) );
 
-    inline size_t write(unsigned long n) { return write((uint8_t)n); }
-    inline size_t write(long n) { return write((uint8_t)n); }
-    inline size_t write(unsigned int n) { return write((uint8_t)n); }
-    inline size_t write(int n) { return write((uint8_t)n); }
+    virtual inline size_t write(unsigned long n) { return write((uint8_t)n); }
+    virtual inline size_t write(long n) { return write((uint8_t)n); }
+    virtual inline size_t write(unsigned int n) { return write((uint8_t)n); }
+    virtual inline size_t write(int n) { return write((uint8_t)n); }
     using Print::write;
 };