How do I make Git use the editor of my choice for commits?

Question

I would prefer to write my commit messages in Vim, but it is opening them in Emacs.

How do I configure Git to always use Vim? Note that I want to do this globally,

Answer 1

For Windows users who want to use Kinesics Text Editor

Create a file called 'k.sh', add the following text and place in your home directory (~):

winpty "C:\Program Files (x86)\Kinesics Text Editor\x64\k.exe" $1

At the git prompt type:

git config --global core.editor ~/k.sh