/usr/share/vim/vim80/ftplugin/kwt.vim is in vim-runtime 2:8.0.1453-1ubuntu1.
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 27 28 29 30 31 32 | " Vim filetype plugin file
" Language: Kimwitu++
" Maintainer: Michael Piefel <entwurf@piefel.de>
" Last Change: 10 March 2012
" Behaves almost like C++
runtime! ftplugin/cpp.vim ftplugin/cpp_*.vim ftplugin/cpp/*.vim
let s:cpo_save = &cpo
set cpo&vim
" Limit the browser to related files
if has("gui_win32") && !exists("b:browsefilter")
let b:browsefilter = "Kimwitu/Kimwitu++ Files (*.k)\t*.k\n" .
\ "Lex/Flex Files (*.l)\t*.l\n" .
\ "Yacc/Bison Files (*.y)\t*.y\n" .
\ "All Files (*.*)\t*.*\n"
endif
" Set the errorformat for the Kimwitu++ compiler
set efm+=kc%.%#:\ error\ at\ %f:%l:\ %m
if exists("b:undo_ftplugin")
let b:undo_ftplugin = b:undo_ftplugin . " | setlocal efm<"
\ . "| unlet! b:browsefiler"
else
let b:undo_ftplugin = "setlocal efm<"
\ . "| unlet! b:browsefiler"
endif
let &cpo = s:cpo_save
unlet s:cpo_save
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