patch 8.1.2413: cannot update ex_cmdidxs.h on MS-Windows Commit: https://github.com/vim/vim/commit/0ba89ec47c4c43414a89a6944803e2e1331a761d Author: Bram Moolenaar <Bram@vim.org> Date: Mon Dec 9 21:48:11 2019 +0100 patch 8.1.2413: cannot update ex_cmdidxs.h on MS-Windows Problem: Cannot update ex_cmdidxs.h on MS-Windows. Solution: Add build rules and dependencies. (Ken Takata, closes https://github.com/vim/vim/issues/5337)

" Settings for test script execution
" Always use "sh", don't use the value of "$SHELL".
set shell=sh

" Only when the +eval feature is present. 
if 1
  " While some tests overwrite $HOME to prevent them from polluting user files,
  " we need to remember the original value so that we can tell external systems
  " where to ask about their own user settings.
  let g:tester_HOME = $HOME
endif

source setup.vim