Patching GNU Screen with vertical split support in OS X

The built-in screen only support horizontal split, in order by make it support vertical split, we need a patch.

Here are the commands:

cvs -z3 -d:pserver:anonymous@cvs.savannah.gnu.org:/sources/screen co screen
curl http://old.evanmeagher.net/files/gnu-screen-vertsplit.patch > gnu-screen-vertsplit.patch
cd screen/src
patch < ../../gnu-screen-vertsplit.patch
./configure --enable-locale --enable-telnet --enable-colors256 --enable-rxct_osc
make
sudo make install 

And also put them into Gist

You can simply execute the following command to finish this:

curl https://gist.githubusercontent.com/yang6n/0bad5bfe58854b737abc/raw/\
9931c08d7fff4d88012a23ff0e5a33f07661a902/screen_vertical_split.sh | sudo sh