master 461ac0815c 1/2: Fix crashes on ordinary menus on macOS

[Po Lu]

branch: master
commit 461ac0815c153778c41f3074e8d7748754ff7dd9
Author: Po Lu <luangruo@yahoo.com>
Commit: Po Lu <luangruo@yahoo.com>

    Fix crashes on ordinary menus on macOS
    
    * src/nsmenu.m ([EmacsMenu runMenuAt:forFrame:keymaps:]): Fix
    coding style.
    ([EmacsMenu menu:willHighlightItem:]): Ignore if this is a
    context menu.
---
 src/nsmenu.m | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/src/nsmenu.m b/src/nsmenu.m
index b0ab12bb87..34864f9408 100644
--- a/src/nsmenu.m
+++ b/src/nsmenu.m
@@ -741,15 +741,15 @@ prettify_key (const char *key)
   /* p = [view convertPoint:p fromView: nil]; */
   p.y = NSHeight ([view frame]) - p.y;
   e = [[view window] currentEvent];
-   event = [NSEvent mouseEventWithType: NSEventTypeRightMouseDown
-                              location: p
-                         modifierFlags: 0
-                             timestamp: [e timestamp]
-                          windowNumber: [[view window] windowNumber]
-                               context: nil
-                           eventNumber: 0 /* [e eventNumber] */
-                            clickCount: 1
-                              pressure: 0];
+  event = [NSEvent mouseEventWithType: NSEventTypeRightMouseDown
+                            location: p
+                       modifierFlags: 0
+                           timestamp: [e timestamp]
+                        windowNumber: [[view window] windowNumber]
+                             context: nil
+                         eventNumber: 0 /* [e eventNumber] */
+                          clickCount: 1
+                            pressure: 0];
 
   context_menu_value = -1;
   [NSMenu popUpContextMenu: self withEvent: event forView: view];
@@ -767,6 +767,10 @@ prettify_key (const char *key)
   Lisp_Object vec = f->menu_bar_vector;
   Lisp_Object help, frame;
 
+  /* This isn't a menubar, ignore.  */
+  if (context_menu_value == -1)
+    return;
+
   if (idx >= ASIZE (vec))
     return;