From aa31766bae5038d2fe49b05b1b635813279f1423 Mon Sep 17 00:00:00 2001
From: surtur <a_mirre@utb.cz>
Date: Sun, 30 Oct 2022 03:38:29 +0100
Subject: [PATCH] vimrc: add AppendModeline func

---
 .vim/vimrc | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/.vim/vimrc b/.vim/vimrc
index 23fd9a9..3830569 100644
--- a/.vim/vimrc
+++ b/.vim/vimrc
@@ -1243,6 +1243,18 @@ set exrc
 set secure
 
 
+" Append modeline before first line in buffer.
+" Use substitute() instead of printf() to handle '%%s' modeline in LaTeX
+" files.
+function! AppendModeline()
+  let l:modeline = printf(' vim: set ts=%d ft=%s fenc=%s ff=%s :',
+        \ &tabstop, &filetype, &fileencoding, &fileformat)
+  let l:modeline = substitute(&commentstring, '%s', l:modeline, '')
+  call append (line('^'), l:modeline)
+endfunction
+nnoremap <silent> <Leader>ml :call AppendModeline()<CR>
+
+
 function! AskQuit (msg, proposed_action)
     if confirm(a:msg, "&Quit?\n" . a:proposed_action) == 1
         exit