Always use set_buffer_if_live to restore original buffer at unwind.

* buffer.h (record_unwind_current_buffer): New function.
* bytecode.c, dispnew.c, editfns.c, fileio.c, fns.c, insdel.c:
* keyboard.c, keymap.c, minibuf.c, print.c, process.c, textprop.c:
* undo.c, window.c: Adjust users.
* buffer.c (set_buffer_if_live): Fix comment.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/buffer.c b/src/buffer.c
index 5185e6c89f1..61ec736ad1a 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -2204,7 +2204,7 @@ ends when the current command terminates.  Use `switch-to-buffer' or
   return buffer;
 }
 
-/* Set the current buffer to BUFFER provided it is alive.  */
+/* Set the current buffer to BUFFER provided if it is alive.  */
 
 Lisp_Object
 set_buffer_if_live (Lisp_Object buffer)