/usr/share/vim/vim80/syntax/cvsrc.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 33 34 35 36 37 38 39 | " Vim syntax file
" Language: cvs(1) RC file
" Previous Maintainer: Nikolai Weibull <now@bitwi.se>
" Latest Revision: 2006-04-19
if exists("b:current_syntax")
finish
endif
let s:cpo_save = &cpo
set cpo&vim
syn region cvsrcString display oneline start=+"+ skip=+\\\\\|\\\\"+ end=+"+
syn region cvsrcString display oneline start=+'+ skip=+\\\\\|\\\\'+ end=+'+
syn match cvsrcNumber display '\<\d\+\>'
syn match cvsrcBegin display '^' nextgroup=cvsrcCommand skipwhite
syn region cvsrcCommand contained transparent matchgroup=cvsrcCommand
\ start='add\|admin\|checkout\|commit\|cvs\|diff'
\ start='export\|history\|import\|init\|log'
\ start='rdiff\|release\|remove\|rtag\|status\|tag'
\ start='update'
\ end='$'
\ contains=cvsrcOption,cvsrcString,cvsrcNumber
\ keepend
syn match cvsrcOption contained display '-\a\+'
hi def link cvsrcString String
hi def link cvsrcNumber Number
hi def link cvsrcCommand Keyword
hi def link cvsrcOption Identifier
let b:current_syntax = "cvsrc"
let &cpo = s:cpo_save
unlet s:cpo_save
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