Compatibility SSH_COPY_ID_LEGACY for ssh-copy-id

openssh-7.1p1-ssh-copy-id.patch

@@ -490,3 +490,43 @@ index 994194e..afde8b1 100755
 1.9.1
 
 
+diff --git a/contrib/ssh-copy-id b/contrib/ssh-copy-id
+index afde8b1..cd52764 100644
+--- a/contrib/ssh-copy-id
++++ b/contrib/ssh-copy-id
+@@ -170,6 +170,8 @@ do
+       usage
+       ;;
+   esac
++
++  [ "x$SSH_COPY_ID_LEGACY" != "x" ] && FORCED=1
+ done 
+ 
+ eval set -- "$SAVEARGS"
+diff --git a/contrib/ssh-copy-id.1 b/contrib/ssh-copy-id.1
+index 8850cce..62f112d 100644
+--- a/contrib/ssh-copy-id.1
++++ b/contrib/ssh-copy-id.1
+@@ -185,6 +185,22 @@ should prove enlightening (N.B. the modern approach is to use the
+ .Fl W
+ option, rather than
+ .Xr nc 1 ) .
++.Sh ENVIRONMENT
++.Bl -tag -width Ds
++.Pp
++.It Pa SSH_COPY_ID_LEGACY
++If the
++.Cm SSH_COPY_ID_LEGACY
++environment variable is set, the
++.Nm
++is run in a legacy mode. In this mode, the
++.Nm
++doesn't check an existence of a private key and doesn't do remote checks
++of the remote server versions or if public keys are already installed
++(equivalent to
++.Fl f
++switch).
++.El
+ .Sh "SEE ALSO"
+ .Xr ssh 1 ,
+ .Xr ssh-agent 1 ,