" Vim syntax file
" Language: a2ps(1) configuration file
" Maintainer: Nikolai Weibull <[email protected]>
" Latest Revision: 2006-04-19

if exists("b:current_syntax")
finish
endif

let s:cpo_save = &cpo
set cpo&vim

syn keyword a2psPreProc Include
\ nextgroup=a2psKeywordColon

syn keyword a2psMacro UserOption
\ nextgroup=a2psKeywordColon

syn keyword a2psKeyword LibraryPath AppendLibraryPath PrependLibraryPath
\ Options Medium Printer UnknownPrinter
\ DefaultPrinter OutputFirstLine
\ PageLabelFormat Delegation FileCommand
\ nextgroup=a2psKeywordColon

syn match a2psKeywordColon contained display ':'

syn keyword a2psKeyword Variable nextgroup=a2psVariableColon

syn match a2psVariableColon contained display ':'
\ nextgroup=a2psVariable skipwhite

syn match a2psVariable contained display '[^ \t:(){}]\+'
\ contains=a2psVarPrefix

syn match a2psVarPrefix contained display
\ '\<\%(del\|pro\|ps\|pl\|toc\|user\|\)\ze\.'

syn match a2psLineCont display '\\$'

syn match a2psSubst display '$\%(-\=.\=\d\+\)\=\h\d\='
syn match a2psSubst display '#[?!]\=\w\d\='
syn match a2psSubst display '#{[^}]\+}'

syn region a2psString display oneline start=+'+ end=+'+
\ contains=a2psSubst

syn region a2psString display oneline start=+"+ end=+"+
\ contains=a2psSubst

syn keyword a2psTodo contained TODO FIXME XXX NOTE

syn region a2psComment display oneline start='^\s*#' end='$'
\ contains=a2psTodo,@Spell

hi def link a2psTodo Todo
hi def link a2psComment Comment
hi def link a2psPreProc PreProc
hi def link a2psMacro Macro
hi def link a2psKeyword Keyword
hi def link a2psKeywordColon Delimiter
hi def link a2psVariableColon Delimiter
hi def link a2psVariable Identifier
hi def link a2psVarPrefix Type
hi def link a2psLineCont Special
hi def link a2psSubst PreProc
hi def link a2psString String

let b:current_syntax = "a2ps"

let &cpo = s:cpo_save
unlet s:cpo_save