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" Vim syntax support file
" Maintainer: Bram Moolenaar <Bram@vim.org>
" Last Change: 2006 Apr 30
" This file sets up for syntax highlighting.
" It is loaded from "syntax.vim" and "manual.vim".
" 1. Set the default highlight groups.
" 2. Install Syntax autocommands for all the available syntax files.
if !has("syntax")
finish
endif
" let others know that syntax has been switched on
let syntax_on = 1
" Set the default highlighting colors. Use a color scheme if specified.
if exists("colors_name")
exe "colors " . colors_name
else
runtime! syntax/syncolor.vim
endif
" Line continuation is used here, remove 'C' from 'cpoptions'
let s:cpo_save = &cpo
set cpo&vim
" First remove all old syntax autocommands.
au! Syntax
au Syntax * call s:SynSet()
fun! s:SynSet()
" clear syntax for :set syntax=OFF and any syntax name that doesn't exist
syn clear
if exists("b:current_syntax")
unlet b:current_syntax
endif
let s = expand("<amatch>")
if s == "ON"
" :set syntax=ON
if &filetype == ""
echohl ErrorMsg
echo "filetype unknown"
echohl None
endif
let s = &filetype
endif
if s != ""
" Load the syntax file(s). When there are several, separated by dots,
" load each in sequence.
for name in split(s, '\.')
exe "runtime! syntax/" . name . ".vim syntax/" . name . "/*.vim"
endfor
endif
endfun
" Handle adding doxygen to other languages (C, C++, IDL)
au Syntax cpp,c,idl
\ if (exists('b:load_doxygen_syntax') && b:load_doxygen_syntax)
\ || (exists('g:load_doxygen_syntax') && g:load_doxygen_syntax)
\ | runtime! syntax/doxygen.vim
\ | endif
" Source the user-specified syntax highlighting file
if exists("mysyntaxfile") && filereadable(expand(mysyntaxfile))
execute "source " . mysyntaxfile
endif
" Restore 'cpoptions'
let &cpo = s:cpo_save
unlet s:cpo_save