Creating the Unix-domain socket in the build directory can run into name-length limitations. Therefore, create the socket file in the default temporary directory of the operating system. Keep the temporary data directory etc. in the build tree.
This includes removing tabs after periods in C comments, which was applied to back branches, so this change should not effect backpatching.
Reviewed-by: Pavel Stěhule <pavel.stehule@gmail.com> Reviewed-by: Erik Rijkers <er@xs4all.nl>
