/usr/share/vim/vim74/compiler/cs.vim is in vim-runtime 2:7.4.1689-3ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | " Vim compiler file
" Compiler: Microsoft Visual Studio C#
" Maintainer: Zhou YiChao (broken.zhou@gmail.com)
" Previous Maintainer: Joseph H. Yao (hyao@sina.com)
" Last Change: 2012 Apr 30
if exists("current_compiler")
finish
endif
let current_compiler = "cs"
let s:keepcpo= &cpo
set cpo&vim
if exists(":CompilerSet") != 2 " older Vim always used :setlocal
command -nargs=* CompilerSet setlocal <args>
endif
CompilerSet errorformat&
CompilerSet errorformat+=%f(%l\\,%v):\ %t%*[^:]:\ %m,
\%trror%*[^:]:\ %m,
\%tarning%*[^:]:\ %m
CompilerSet makeprg=csc\ %
let &cpo = s:keepcpo
unlet s:keepcpo
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