fs: clarify fs.link and fs.linkSync arguments

Updates the argument names `srcpath` and `dstpath` to match the more descriptive `existingPath` and `newPath` in the documentation. PR-URL: #9145 Reviewed-By: Sakthipriyan Vairamani <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Gibson Fahnestock <[email protected]>

Author: kemitchell

lib/fs.js

@@ -1056,24 +1056,24 @@ fs.symlinkSync = function(target, path, type){
 type);
 };
 
-fs.link=function(srcpath,dstpath,callback){
+fs.link=function(existingPath,newPath,callback){
 callback=makeCallback(callback);
-if(!nullCheck(srcpath,callback))return;
-if(!nullCheck(dstpath,callback))return;
+if(!nullCheck(existingPath,callback))return;
+if(!nullCheck(newPath,callback))return;
 
 varreq=newFSReqWrap();
 req.oncomplete=callback;
 
-binding.link(pathModule._makeLong(srcpath),
-pathModule._makeLong(dstpath),
+binding.link(pathModule._makeLong(existingPath),
+pathModule._makeLong(newPath),
 req);
 };
 
-fs.linkSync=function(srcpath,dstpath){
-nullCheck(srcpath);
-nullCheck(dstpath);
-returnbinding.link(pathModule._makeLong(srcpath),
-pathModule._makeLong(dstpath));
+fs.linkSync=function(existingPath,newPath){
+nullCheck(existingPath);
+nullCheck(newPath);
+returnbinding.link(pathModule._makeLong(existingPath),
+pathModule._makeLong(newPath));
 };
 
 fs.unlink=function(path,callback){