[3.12] gh-123925: Fix building curses on platforms without libncursesw (GH-128405) (GH-128408)

miss-islington · serhiy-storchaka · web-flow · commit 84c884349002 · 2025-01-02T11:54:43.000Z
(cherry picked from commit 8d16919) Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
diff --git a/Misc/NEWS.d/next/Build/2025-01-02-11-02-45.gh-issue-123925.TLlyUi.rst b/Misc/NEWS.d/next/Build/2025-01-02-11-02-45.gh-issue-123925.TLlyUi.rst
@@ -0,0 +1,2 @@
+Fix building the :mod:`curses` module on platforms with libncurses but
+without libncursesw.
diff --git a/Modules/_cursesmodule.c b/Modules/_cursesmodule.c
@@ -139,7 +139,7 @@ typedef chtype attr_t;           /* No attr_t type is available */
 #define STRICT_SYSV_CURSES
 #endif
 
-#if NCURSES_EXT_FUNCS+0 >= 20170401 && NCURSES_EXT_COLORS+0 >= 20170401
+#if defined(HAVE_NCURSESW) && NCURSES_EXT_FUNCS+0 >= 20170401 && NCURSES_EXT_COLORS+0 >= 20170401
 #define _NCURSES_EXTENDED_COLOR_FUNCS   1
 #else
 #define _NCURSES_EXTENDED_COLOR_FUNCS   0

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	+Fix building the :mod:`curses` module on platforms with libncurses but
	`2`	`+without libncursesw.`