commit bb76410824e526ee075eac22812a577cca7583cf
author Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> Fri Dec 10 02:29:23 2021 -0800
committer GitHub <noreply@github.com> Fri Dec 10 02:29:23 2021 -0800
tree 09cb395f9145d0efad8f49d03dcc5a66162b2a90
parent 64c2788f42c49c7094d3b6e5404fe8386a2b4779

bpo-46000: Improve NetBSD curses compatibility (GH-29947)

(cherry picked from commit 2fb797e93c6bbd44dfcbe23f63acfa240a87e48a)

Co-authored-by: Thomas Klausner <tk@giga.or.at>

Modules/_cursesmodule.c

diff --git a/Modules/_cursesmodule.c b/Modules/_cursesmodule.c
index 511073f..a1de435 100644
--- a/Modules/_cursesmodule.c
+++ b/Modules/_cursesmodule.c
@@ -1226,8 +1226,8 @@ PyCursesWindow_ChgAt(PyCursesWindowObject *self, PyObject *args)
         return NULL;
     }
 
-    color = (short)((attr >> 8) & 0xff);
-    attr = attr - (color << 8);
+    color = (short) PAIR_NUMBER(attr);
+    attr = attr & A_ATTRIBUTES;
 
     if (use_xy) {
         rtn = mvwchgat(self->win,y,x,num,attr,color,NULL);