Locate the path to the global xdg compatible configuration file
The xdg compatible configuration file is usually
located in $HOME/.config/git/config
.
This method will try to guess the full path to that
file, if the file exists. The returned path
may be used on any git_config
call to load the
xdg compatible configuration file.
0 if a xdg compatible configuration file has been found. Its path will be stored in out
.