1 files changed, 17 insertions, 15 deletions
diff --git a/core/file_io.lua b/core/file_io.lua
index 0426083a..24c04926 100644
--- a/core/file_io.lua
+++ b/core/file_io.lua
@@ -244,6 +244,21 @@ local function close(buffer, force)
   return true
 end
 
+-- Detects if the current file has been externally modified and, if so, emits a
+-- `FILE_CHANGED` event.
+local function update_modified_file()
+  if not buffer.filename then return end
+  local mod_time = lfs.attributes(buffer.filename, 'modification')
+  if mod_time and buffer.mod_time and buffer.mod_time < mod_time then
+    buffer.mod_time = mod_time
+    events.emit(events.FILE_CHANGED, buffer.filename)
+  end
+end
+events.connect(events.BUFFER_AFTER_SWITCH, update_modified_file)
+events.connect(events.VIEW_AFTER_SWITCH, update_modified_file)
+events.connect(events.FOCUS, update_modified_file)
+events.connect(events.RESUME, update_modified_file)
+
 ---
 -- Closes all open buffers, prompting the user to continue if there are unsaved
 -- buffers, and returns `true` if the user did not cancel.
@@ -252,7 +267,9 @@ end
 -- @see buffer.close
 -- @name close_all_buffers
 function io.close_all_buffers()
+  events.disconnect(events.BUFFER_AFTER_SWITCH, update_modified_file)
   while #_BUFFERS > 1 do if not buffer:close() then return nil end end
+  events.connect(events.BUFFER_AFTER_SWITCH, update_modified_file)
   return buffer:close() -- the last one
 end
 
@@ -268,21 +285,6 @@ end)
 -- emitted.
 io._reload, io._save, io._save_as, io._close = reload, save, save_as, close
 
--- Detects if the current file has been externally modified and, if so, emits a
--- `FILE_CHANGED` event.
-local function update_modified_file()
-  if not buffer.filename then return end
-  local mod_time = lfs.attributes(buffer.filename, 'modification')
-  if mod_time and buffer.mod_time and buffer.mod_time < mod_time then
-    buffer.mod_time = mod_time
-    events.emit(events.FILE_CHANGED, buffer.filename)
-  end
-end
-events.connect(events.BUFFER_AFTER_SWITCH, update_modified_file)
-events.connect(events.VIEW_AFTER_SWITCH, update_modified_file)
-events.connect(events.FOCUS, update_modified_file)
-events.connect(events.RESUME, update_modified_file)
-
 -- Prompts the user to reload the current file if it has been externally
 -- modified.
 events.connect(events.FILE_CHANGED, function(filename)