Merge #11483 from janlazo/vim-8.1.2355

vim-patch:8.1.{2355,2363}

runtime/doc/eval.txt

@@ -4969,9 +4969,11 @@ has({feature})	Returns 1 if {feature} is supported, 0 otherwise.  The
 <							*feature-list*
 		    List of supported pseudo-feature names:
 		        acl		|ACL| support
+			bsd		BSD system (not macOS, use "mac" for that).
 		        iconv		Can use |iconv()| for conversion.
 		        +shellslash	Can use backslashes in filenames (Windows)
 			clipboard	|clipboard| provider is available.
+			mac		MacOS system.
 			nvim		This is Nvim.
 			python2		Legacy Vim |python2| interface. |has-python|
 			python3		Legacy Vim |python3| interface. |has-python|
@@ -4981,6 +4983,7 @@ has({feature})	Returns 1 if {feature} is supported, 0 otherwise.  The
 			unix		Unix system.
 			*vim_starting*	True during |startup|. 
 			win32		Windows system (32 or 64 bit).
+			win64		Windows system (64 bit).
 			wsl		WSL (Windows Subsystem for Linux) system
 
 							*has-patch*

src/nvim/buffer.c

@@ -3801,14 +3801,20 @@ int build_stl_str_hl(
 
       buf_T *const save_curbuf = curbuf;
       win_T *const save_curwin = curwin;
+      const int save_VIsual_active = VIsual_active;
       curwin = wp;
       curbuf = wp->w_buffer;
+      // Visual mode is only valid in the current window.
+      if (curwin != save_curwin) {
+        VIsual_active = false;
+      }
 
       // Note: The result stored in `t` is unused.
       str = eval_to_string_safe(out_p, &t, use_sandbox);
 
       curwin = save_curwin;
       curbuf = save_curbuf;
+      VIsual_active = save_VIsual_active;
 
       // Remove the variable we just stored
       do_unlet(S_LEN("g:actual_curbuf"), true);

src/nvim/eval.c

@@ -11503,6 +11503,9 @@ static void f_glob2regpat(typval_T *argvars, typval_T *rettv, FunPtr fptr)
 static void f_has(typval_T *argvars, typval_T *rettv, FunPtr fptr)
 {
   static const char *const has_list[] = {
+#if defined(BSD) && !defined(__APPLE__)
+    "bsd",
+#endif
 #ifdef UNIX
     "unix",
 #endif

src/nvim/testdir/test_normal.vim

@@ -1367,8 +1367,9 @@ func Test_normal23_K()
     return
   endif
 
-  if has('mac')
-    " In MacOS, the option for specifying a pager is different
+  let not_gnu_man = has('mac') || has('bsd')
+  if not_gnu_man
+    " In MacOS and BSD, the option for specifying a pager is different
     set keywordprg=man\ -P\ cat
   else
     set keywordprg=man\ --pager=cat
@@ -1376,7 +1377,7 @@ func Test_normal23_K()
   " Test for using man
   2
   let a = execute('unsilent norm! K')
-  if has('mac')
+  if not_gnu_man
     call assert_match("man -P cat 'man'", a)
   else
     call assert_match("man --pager=cat 'man'", a)

src/nvim/testdir/test_statusline.vim

@@ -347,3 +347,25 @@ func Test_statusline()
   set laststatus&
   set splitbelow&
 endfunc
+
+func Test_statusline_visual()
+  func CallWordcount()
+    call wordcount()
+  endfunc
+  new x1
+  setl statusline=count=%{CallWordcount()}
+  " buffer must not be empty
+  call setline(1, 'hello')
+
+  " window with more lines than x1
+  new x2
+  call setline(1, range(10))
+  $
+  " Visual mode in line below liast line in x1 should not give ml_get error
+  call feedkeys("\<C-V>", "xt")
+  redraw
+
+  delfunc CallWordcount
+  bwipe! x1
+  bwipe! x2
+endfunc