cbuf: allow inheritance (#5883)

FrankBoesing · web-flow · commit bd2be80b549b · 2021-11-18T14:25:04.000+02:00
changes "private" vars to "protected" so that descendants are allowed to access them.
diff --git a/cores/esp32/cbuf.h b/cores/esp32/cbuf.h
@@ -62,7 +62,7 @@ class cbuf
 
     cbuf *next;
 
-private:
+protected:
     inline char* wrap_if_bufend(char* ptr) const
     {
         return (ptr == _bufend) ? _buf : ptr;

Original file line number	Diff line number	Diff line change
`@@ -62,7 +62,7 @@ class cbuf`
`62`	`62`
`63`	`63`	`cbuf *next;`
`64`	`64`
`65`		`-private:`
	`65`	`+protected:`
`66`	`66`	`inline char* wrap_if_bufend(char* ptr) const`
`67`	`67`	`{`
`68`	`68`	`return (ptr == _bufend) ? _buf : ptr;`