http://wa.cocolog-enshu.com/pseudodiary/2010/10/mingw-vim-acf7.html

makevim.cmd

@echo off
setlocal
if not defined VIM set VIM=%1
pushd %VIM%\src || goto end

rem mingw32-make -f Make_ming.mak clean
rem pause
mingw32-make -f Make_ming.mak OLE=yes
mingw32-make -f Make_ming.mak GUI=no

cd po
set LANGUAGE=ja.sjis
set VIMRUNTIME=..\..\runtime
mingw32-make -f Make_ming.mak
mingw32-make -f Make_ming.mak ja.sjis.mo
rem set LANGUAGE=ja
rem copy ja.sjis.mo ja.mo
rem mingw32-make -f Make_ming.mak install
xcopy %LANGUAGE%.mo %VIMRUNTIME%\lang\ja\LC_MESSAGES\vim.mo /d /y

popd
:end
endlocal