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//usr/share/vim/vim74/indent/matlab.vim

" Matlab indent file
" Language:	Matlab
" Maintainer:	Christophe Poucet <christophe.poucet@pandora.be>
" Last Change:	6 January, 2001

" Only load this indent file when no other was loaded.
if exists("b:did_indent")
  finish
endif
let b:did_indent = 1

" Some preliminary setting
setlocal indentkeys=!,o,O=end,=case,=else,=elseif,=otherwise,=catch

setlocal indentexpr=GetMatlabIndent(v:lnum)

" Only define the function once.
if exists("*GetMatlabIndent")
  finish
endif

function GetMatlabIndent(lnum)
  " Give up if this line is explicitly joined.
  if getline(a:lnum - 1) =~ '\\$'
    return -1
  endif

" Search backwards for the first non-empty line.
  let plnum = a:lnum - 1
  while plnum > 0 && getline(plnum) =~ '^\s*$'
    let plnum = plnum - 1
  endwhile

if plnum == 0
    " This is the first non-empty line, use zero indent.
    return 0
  endif

let curind = indent(plnum)

" If we got to here, it means that the user takes the standardversion, so we return it
  return curind
endfunction

" vim:sw=2