# HG changeset patch
# User Christian Brabandt <cb@256bit.org>
# Date 1508409907 -7200
# Node ID 272ecbaf1b4f44c02e3dd053d2d88ed98a1716ed
# Parent  456433325479a01d6cac21ab4878cba55e6bbbd0
patch 8.0.1204: a QuitPre autocommand may get the wrong file name

commit https://github.com/vim/vim/commit/87ffb5c1a3aa506a1be07af4e794b3753f839dc3
Author: Bram Moolenaar <Bram@vim.org>
Date:   Thu Oct 19 12:37:42 2017 +0200

    patch 8.0.1204: a QuitPre autocommand may get the wrong file name

    Problem:    A QuitPre autocommand may get the wrong file name.
    Solution:   Pass the buffer being closed to apply_autocmds(). (Rich Howe)

diff --git a/src/ex_docmd.c b/src/ex_docmd.c
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -7224,10 +7224,14 @@ ex_quit(exarg_T *eap)
 	wp = curwin;
 
 #ifdef FEAT_AUTOCMD
-    apply_autocmds(EVENT_QUITPRE, NULL, NULL, FALSE, curbuf);
-    /* Refuse to quit when locked or when the buffer in the last window is
-     * being closed (can only happen in autocommands). */
-    if (curbuf_locked() || !win_valid(wp)
+    /* Refuse to quit when locked. */
+    if (curbuf_locked())
+	return;
+    apply_autocmds(EVENT_QUITPRE, NULL, NULL, FALSE, wp->w_buffer);
+    /* Bail out when autocommands closed the window.
+     * Refuse to quit when the buffer in the last window is being closed (can
+     * only happen in autocommands). */
+    if (!win_valid(wp)
 	    || (wp->w_buffer->b_nwindows == 1 && wp->w_buffer->b_locked > 0))
 	return;
 #endif
diff --git a/src/testdir/test_autocmd.vim b/src/testdir/test_autocmd.vim
--- a/src/testdir/test_autocmd.vim
+++ b/src/testdir/test_autocmd.vim
@@ -779,3 +779,17 @@ func Test_BufLeave_Wipe()
   " check that bufinfo doesn't contain a pointer to freed memory
   call test_garbagecollect_now()
 endfunc
+
+func Test_QuitPre()
+  edit Xfoo
+  let winid = win_getid(winnr())
+  split Xbar
+  au! QuitPre * let g:afile = expand('<afile>')
+  " Close the other window, <afile> should be correct.
+  exe win_id2win(winid) . 'q'
+  call assert_equal('Xfoo', g:afile)
+ 
+  unlet g:afile
+  bwipe Xfoo
+  bwipe Xbar
+endfunc
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1204,
+/**/
     1203,
 /**/
     1202,