function! PrompedFind()
  let l:file = input("File name: ")
  :call Find(l:file)
endfunction

nnoremap <Leader>t :call PrompedFind()<CR>
" Find file in current directory and edit it.
function! Find(name)
"  let l:list=system("find . -name '".a:name."' | perl -ne 'print \"$.\\t$_\"'")
" replace above line with below one for gvim on windows
  "let l:list=system("find . -type f -name ".a:name." | perl -ne \"print qq{$.\\t$_}\"")
  let l:list=system("find . \\( -path ./target -o -path ./.git \\) -prune -o -type f -iname ".a:name." -print | awk '{print NR \t $1}' ")
  let l:num=strlen(substitute(l:list, "[^\n]", "", "g"))
  if l:num < 1
    echo "'".a:name."' not found"
    return
  endif
  if l:num != 1
    echo l:list
    let l:input=input("Which ? (CR=nothing)\n")
    if strlen(l:input)==0
      return
    endif
    if strlen(substitute(l:input, "[0-9]", "", "g"))>0
      echo "Not a number"
      return
    endif
    if l:input<1 || l:input>l:num
      echo "Out of range"
      return
    endif
    let l:line=matchstr("\n".l:list, "\n".l:input."\t[^\n]*")
  else
    let l:line=l:list
  endif
  let l:line=substitute(l:line, "^[0-9]*[\t ]*", "", "")
  echo l:line
  execute ":e ".l:line
endfunction

command! -nargs=1 Find :call Find("<args>")