re-integrate runtime/ vim-patch:0 #938

Vim runtime files based on 7.4.384 / hg changeset 7090d7f160f7

Excluding:
  Amiga icons (*.info, icons/)
  doc/hangulin.txt
  tutor/
  spell/
  lang/ (only used for menu translations)
  macros/maze/, macros/hanoi/, macros/life/, macros/urm/
      These were used to test vi compatibility.
  termcap
      "Demonstration of a termcap file (for the Amiga and Archimedes)"

Helped-by: Rich Wareham <rjw57@cam.ac.uk>
Helped-by: John <john.schmidt.h@gmail.com>
Helped-by: Yann <yann@yann-salaun.com>
Helped-by: Christophe Badoit <c.badoit@lesiteimmo.com>
Helped-by: drasill <github@tof2k.com>
Helped-by: Tae Sandoval Murgan <taecilla@gmail.com>
Helped-by: Lowe Thiderman <lowe.thiderman@gmail.com>

runtime/syntax/syntax.vim

@@ -0,0 +1,43 @@
+" Vim syntax support file
+" Maintainer:	Bram Moolenaar <Bram@vim.org>
+" Last Change:	2001 Sep 04
+
+" This file is used for ":syntax on".
+" It installs the autocommands and starts highlighting for all buffers.
+
+if !has("syntax")
+  finish
+endif
+
+" If Syntax highlighting appears to be on already, turn it off first, so that
+" any leftovers are cleared.
+if exists("syntax_on") || exists("syntax_manual")
+  so <sfile>:p:h/nosyntax.vim
+endif
+
+" Load the Syntax autocommands and set the default methods for highlighting.
+runtime syntax/synload.vim
+
+" Load the FileType autocommands if not done yet.
+if exists("did_load_filetypes")
+  let s:did_ft = 1
+else
+  filetype on
+  let s:did_ft = 0
+endif
+
+" Set up the connection between FileType and Syntax autocommands.
+" This makes the syntax automatically set when the file type is detected.
+augroup syntaxset
+  au! FileType *	exe "set syntax=" . expand("<amatch>")
+augroup END
+
+
+" Execute the syntax autocommands for the each buffer.
+" If the filetype wasn't detected yet, do that now.
+" Always do the syntaxset autocommands, for buffers where the 'filetype'
+" already was set manually (e.g., help buffers).
+doautoall syntaxset FileType
+if !s:did_ft
+  doautoall filetypedetect BufRead
+endif