5 files changed, 69 insertions, 14 deletions

diff --git a/appveyor.yml b/appveyor.yml
index f016a12e1d..ecea6c5fa3 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -3,6 +3,9 @@ configuration:
 - MINGW_64
 - MINGW_32
 - MINGW_64-gcov
+matrix:
+  allow_failures:
+    - configuration: MINGW_64-gcov
 install: []
 build_script:
 - call ci\build.bat
diff --git a/src/nvim/ex_cmds2.c b/src/nvim/ex_cmds2.c
index 79882973b1..33fe30cd5a 100644
--- a/src/nvim/ex_cmds2.c
+++ b/src/nvim/ex_cmds2.c
@@ -3611,18 +3611,11 @@ void ex_language(exarg_T *eap)
 
 
 static char_u **locales = NULL;       // Array of all available locales
-static bool did_init_locales = false;
 
-/// Lazy initialization of all available locales.
-static void init_locales(void)
-{
-  if (!did_init_locales) {
-    did_init_locales = true;
-    locales = find_locales();
-  }
-}
+#ifndef WIN32
+static bool did_init_locales = false;
 
-// Return an array of strings for all available locales + NULL for the
+/// Return an array of strings for all available locales + NULL for the
 /// last element.  Return NULL in case of error.
 static char_u **find_locales(void)
 {
@@ -3654,6 +3647,18 @@ static char_u **find_locales(void)
   ((char_u **)locales_ga.ga_data)[locales_ga.ga_len] = NULL;
   return (char_u **)locales_ga.ga_data;
 }
+#endif
+
+/// Lazy initialization of all available locales.
+static void init_locales(void)
+{
+#ifndef WIN32
+  if (!did_init_locales) {
+    did_init_locales = true;
+    locales = find_locales();
+  }
+#endif
+}
 
 #  if defined(EXITFREE)
 void free_locales(void)
diff --git a/src/nvim/testdir/test_window_cmd.vim b/src/nvim/testdir/test_window_cmd.vim
index 188a7ed0f3..9d61921988 100644
--- a/src/nvim/testdir/test_window_cmd.vim
+++ b/src/nvim/testdir/test_window_cmd.vim
@@ -336,6 +336,50 @@ func Test_window_width()
   bw Xa Xb Xc
 endfunc
 
+func Test_equalalways_on_close()
+  set equalalways
+  vsplit
+  windo split
+  split
+  wincmd J
+  " now we have a frame top-left with two windows, a frame top-right with two
+  " windows and a frame at the bottom, full-width.
+  let height_1 = winheight(1)
+  let height_2 = winheight(2)
+  let height_3 = winheight(3)
+  let height_4 = winheight(4)
+  " closing the bottom window causes all windows to be resized.
+  close
+  call assert_notequal(height_1, winheight(1))
+  call assert_notequal(height_2, winheight(2))
+  call assert_notequal(height_3, winheight(3))
+  call assert_notequal(height_4, winheight(4))
+  call assert_equal(winheight(1), winheight(3))
+  call assert_equal(winheight(2), winheight(4))
+
+  1wincmd w
+  split
+  4wincmd w
+  resize + 5
+  " left column has three windows, equalized heights.
+  " right column has two windows, top one a bit higher
+  let height_1 = winheight(1)
+  let height_2 = winheight(2)
+  let height_4 = winheight(4)
+  let height_5 = winheight(5)
+  3wincmd w
+  " closing window in left column equalizes heights in left column but not in
+  " the right column
+  close
+  call assert_notequal(height_1, winheight(1))
+  call assert_notequal(height_2, winheight(2))
+  call assert_equal(height_4, winheight(3))
+  call assert_equal(height_5, winheight(4))
+
+  only
+  set equalalways&
+endfunc
+
 func Test_window_jump_tag()
   help
   /iccf
diff --git a/src/nvim/version.c b/src/nvim/version.c
index 86c87b08ef..f5b45caefc 100644
--- a/src/nvim/version.c
+++ b/src/nvim/version.c
@@ -273,8 +273,8 @@ static const int included_patches[] = {
   // 682,
   // 681,
   // 680,
-  // 679,
-  // 678,
+  679,
+  678,
   // 677,
   // 676,
   // 675,
@@ -778,7 +778,7 @@ static const int included_patches[] = {
   177,
   176,
   // 175,
-  // 174,
+  174,
   // 173 NA
   172,
   // 171,
diff --git a/src/nvim/window.c b/src/nvim/window.c
index faf5bceb56..081fc98816 100644
--- a/src/nvim/window.c
+++ b/src/nvim/window.c
@@ -1878,6 +1878,7 @@ int win_close(win_T *win, int free_buf)
   int dir;
   int help_window = FALSE;
   tabpage_T   *prev_curtab = curtab;
+  frame_T *win_frame = win->w_frame->fr_parent;
 
   if (last_window()) {
     EMSG(_("E444: Cannot close last window"));
@@ -2027,7 +2028,9 @@ int win_close(win_T *win, int free_buf)
     check_cursor();
   }
   if (p_ea && (*p_ead == 'b' || *p_ead == dir)) {
-    win_equal(curwin, true, dir);
+    // If the frame of the closed window contains the new current window,
+    // only resize that frame.  Otherwise resize all windows.
+    win_equal(curwin, curwin->w_frame->fr_parent == win_frame, dir);
   } else {
     win_comp_pos();
   }