From a874a6dd0ae87f565a053324fed12bbc9a6152ce Mon Sep 17 00:00:00 2001
From: mitchell <70453897+667e-11@users.noreply.github.com>
Date: Sun, 25 Jan 2009 15:09:23 -0500
Subject: Fixed bugs with opening binary files; core/file_io.lua

---
 core/file_io.lua | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'core/file_io.lua')

diff --git a/core/file_io.lua b/core/file_io.lua
index d9f1c25e..3adb9d89 100644
--- a/core/file_io.lua
+++ b/core/file_io.lua
@@ -28,7 +28,11 @@ local function open_helper(filename)
   local buffer = textadept.new_buffer()
   local f, err = io.open(filename)
   if f then
-    buffer:set_text(f:read('*all'))
+    local text = f:read('*all')
+    local chunk = #text > 65536 and text:sub(1, 65536) or text
+    if chunk:find('\0') then buffer.code_page = 0 end -- binary file; no UTF-8
+    buffer:add_text(text, #text)
+    buffer:goto_pos(0)
     buffer:empty_undo_buffer()
     f:close()
   end
-- 
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